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Diffstat (limited to 'src/filemanager/panel.c')
| -rw-r--r-- | src/filemanager/panel.c | 5428 |
1 files changed, 5428 insertions, 0 deletions
diff --git a/src/filemanager/panel.c b/src/filemanager/panel.c new file mode 100644 index 0000000..ec1dbc3 --- /dev/null +++ b/src/filemanager/panel.c @@ -0,0 +1,5428 @@ +/* + Panel managing. + + Copyright (C) 1994-2023 + Free Software Foundation, Inc. + + Written by: + Miguel de Icaza, 1995 + Timur Bakeyev, 1997, 1999 + Slava Zanko <slavazanko@gmail.com>, 2013 + Andrew Borodin <aborodin@vmail.ru>, 2013-2023 + + This file is part of the Midnight Commander. + + The Midnight Commander is free software: you can redistribute it + and/or modify it under the terms of the GNU General Public License as + published by the Free Software Foundation, either version 3 of the License, + or (at your option) any later version. + + The Midnight Commander is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/** \file panel.c + * \brief Source: panel managin module + */ + +#include <config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "lib/global.h" + +#include "lib/tty/tty.h" +#include "lib/tty/key.h" /* XCTRL and ALT macros */ +#include "lib/skin.h" +#include "lib/strescape.h" +#include "lib/mcconfig.h" +#include "lib/vfs/vfs.h" +#include "lib/unixcompat.h" +#include "lib/search.h" +#include "lib/timefmt.h" /* file_date() */ +#include "lib/util.h" +#include "lib/widget.h" +#ifdef HAVE_CHARSET +#include "lib/charsets.h" /* get_codepage_id () */ +#endif +#include "lib/event.h" + +#include "src/setup.h" /* For loading/saving panel options */ +#include "src/execute.h" +#ifdef HAVE_CHARSET +#include "src/selcodepage.h" /* select_charset (), SELECT_CHARSET_NO_TRANSLATE */ +#endif +#include "src/keymap.h" /* global_keymap_t */ +#include "src/history.h" +#ifdef ENABLE_SUBSHELL +#include "src/subshell/subshell.h" /* do_subshell_chdir() */ +#endif + +#include "src/usermenu.h" + +#include "dir.h" +#include "boxes.h" +#include "tree.h" +#include "ext.h" /* regexp_command */ +#include "layout.h" /* Most layout variables are here */ +#include "cmd.h" +#include "command.h" /* cmdline */ +#include "filemanager.h" +#include "mountlist.h" /* my_statfs */ +#include "cd.h" /* cd_error_message() */ + +#include "panel.h" + +/*** global variables ****************************************************************************/ + +/* The hook list for the select file function */ +hook_t *select_file_hook = NULL; + +mc_fhl_t *mc_filehighlight = NULL; + +/*** file scope macro definitions ****************************************************************/ + +typedef enum +{ + FATTR_NORMAL = 0, + FATTR_CURRENT, + FATTR_MARKED, + FATTR_MARKED_CURRENT, + FATTR_STATUS +} file_attr_t; + +/* select/unselect dialog results */ +#define SELECT_RESET ((mc_search_t *)(-1)) +#define SELECT_ERROR ((mc_search_t *)(-2)) + +/* mouse position relative to file list */ +#define MOUSE_UPPER_FILE_LIST (-1) +#define MOUSE_BELOW_FILE_LIST (-2) +#define MOUSE_AFTER_LAST_FILE (-3) + +/*** file scope type declarations ****************************************************************/ + +typedef enum +{ + MARK_DONT_MOVE = 0, + MARK_DOWN = 1, + MARK_FORCE_DOWN = 2, + MARK_FORCE_UP = 3 +} mark_act_t; + +/* + * This describes a format item. The parse_display_format routine parses + * the user specified format and creates a linked list of format_item_t structures. + */ +typedef struct format_item_t +{ + int requested_field_len; + int field_len; + align_crt_t just_mode; + gboolean expand; + const char *(*string_fn) (file_entry_t *, int len); + char *title; + const char *id; +} format_item_t; + +/* File name scroll states */ +typedef enum +{ + FILENAME_NOSCROLL = 1, + FILENAME_SCROLL_LEFT = 2, + FILENAME_SCROLL_RIGHT = 4 +} filename_scroll_flag_t; + +/*** forward declarations (file scope functions) *************************************************/ + +static const char *string_file_name (file_entry_t * fe, int len); +static const char *string_file_size (file_entry_t * fe, int len); +static const char *string_file_size_brief (file_entry_t * fe, int len); +static const char *string_file_type (file_entry_t * fe, int len); +static const char *string_file_mtime (file_entry_t * fe, int len); +static const char *string_file_atime (file_entry_t * fe, int len); +static const char *string_file_ctime (file_entry_t * fe, int len); +static const char *string_file_permission (file_entry_t * fe, int len); +static const char *string_file_perm_octal (file_entry_t * fe, int len); +static const char *string_file_nlinks (file_entry_t * fe, int len); +static const char *string_inode (file_entry_t * fe, int len); +static const char *string_file_nuid (file_entry_t * fe, int len); +static const char *string_file_ngid (file_entry_t * fe, int len); +static const char *string_file_owner (file_entry_t * fe, int len); +static const char *string_file_group (file_entry_t * fe, int len); +static const char *string_marked (file_entry_t * fe, int len); +static const char *string_space (file_entry_t * fe, int len); +static const char *string_dot (file_entry_t * fe, int len); + +/*** file scope variables ************************************************************************/ + +/* *INDENT-OFF* */ +static panel_field_t panel_fields[] = { + { + "unsorted", 12, TRUE, J_LEFT_FIT, + /* TRANSLATORS: one single character to represent 'unsorted' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|u"), + N_("&Unsorted"), TRUE, FALSE, + string_file_name, + (GCompareFunc) unsorted + } + , + { + "name", 12, TRUE, J_LEFT_FIT, + /* TRANSLATORS: one single character to represent 'name' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|n"), + N_("&Name"), TRUE, TRUE, + string_file_name, + (GCompareFunc) sort_name + } + , + { + "version", 12, TRUE, J_LEFT_FIT, + /* TRANSLATORS: one single character to represent 'version' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|v"), + N_("&Version"), TRUE, FALSE, + string_file_name, + (GCompareFunc) sort_vers + } + , + { + "extension", 12, TRUE, J_LEFT_FIT, + /* TRANSLATORS: one single character to represent 'extension' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|e"), + N_("E&xtension"), TRUE, FALSE, + string_file_name, /* TODO: string_file_ext */ + (GCompareFunc) sort_ext + } + , + { + "size", 7, FALSE, J_RIGHT, + /* TRANSLATORS: one single character to represent 'size' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|s"), + N_("&Size"), TRUE, TRUE, + string_file_size, + (GCompareFunc) sort_size + } + , + { + "bsize", 7, FALSE, J_RIGHT, + "", + N_("Block Size"), FALSE, FALSE, + string_file_size_brief, + (GCompareFunc) sort_size + } + , + { + "type", 1, FALSE, J_LEFT, + "", + "", FALSE, TRUE, + string_file_type, + NULL + } + , + { + "mtime", 12, FALSE, J_RIGHT, + /* TRANSLATORS: one single character to represent 'Modify time' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|m"), + N_("&Modify time"), TRUE, TRUE, + string_file_mtime, + (GCompareFunc) sort_time + } + , + { + "atime", 12, FALSE, J_RIGHT, + /* TRANSLATORS: one single character to represent 'Access time' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|a"), + N_("&Access time"), TRUE, TRUE, + string_file_atime, + (GCompareFunc) sort_atime + } + , + { + "ctime", 12, FALSE, J_RIGHT, + /* TRANSLATORS: one single character to represent 'Change time' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|h"), + N_("C&hange time"), TRUE, TRUE, + string_file_ctime, + (GCompareFunc) sort_ctime + } + , + { + "perm", 10, FALSE, J_LEFT, + "", + N_("Permission"), FALSE, TRUE, + string_file_permission, + NULL + } + , + { + "mode", 6, FALSE, J_RIGHT, + "", + N_("Perm"), FALSE, TRUE, + string_file_perm_octal, + NULL + } + , + { + "nlink", 2, FALSE, J_RIGHT, + "", + N_("Nl"), FALSE, TRUE, + string_file_nlinks, NULL + } + , + { + "inode", 5, FALSE, J_RIGHT, + /* TRANSLATORS: one single character to represent 'inode' sort mode */ + /* TRANSLATORS: no need to translate 'sort', it's just a context prefix */ + N_("sort|i"), + N_("&Inode"), TRUE, TRUE, + string_inode, + (GCompareFunc) sort_inode + } + , + { + "nuid", 5, FALSE, J_RIGHT, + "", + N_("UID"), FALSE, FALSE, + string_file_nuid, + NULL + } + , + { + "ngid", 5, FALSE, J_RIGHT, + "", + N_("GID"), FALSE, FALSE, + string_file_ngid, + NULL + } + , + { + "owner", 8, FALSE, J_LEFT_FIT, + "", + N_("Owner"), FALSE, TRUE, + string_file_owner, + NULL + } + , + { + "group", 8, FALSE, J_LEFT_FIT, + "", + N_("Group"), FALSE, TRUE, + string_file_group, + NULL + } + , + { + "mark", 1, FALSE, J_RIGHT, + "", + " ", FALSE, TRUE, + string_marked, + NULL + } + , + { + "|", 1, FALSE, J_RIGHT, + "", + " ", FALSE, TRUE, + NULL, + NULL + } + , + { + "space", 1, FALSE, J_RIGHT, + "", + " ", FALSE, TRUE, + string_space, + NULL + } + , + { + "dot", 1, FALSE, J_RIGHT, + "", + " ", FALSE, FALSE, + string_dot, + NULL + } + , + { + NULL, 0, FALSE, J_RIGHT, NULL, NULL, FALSE, FALSE, NULL, NULL + } +}; +/* *INDENT-ON* */ + +static char *panel_sort_up_char = NULL; +static char *panel_sort_down_char = NULL; + +static char *panel_hiddenfiles_show_char = NULL; +static char *panel_hiddenfiles_hide_char = NULL; +static char *panel_history_prev_item_char = NULL; +static char *panel_history_next_item_char = NULL; +static char *panel_history_show_list_char = NULL; +static char *panel_filename_scroll_left_char = NULL; +static char *panel_filename_scroll_right_char = NULL; + +/* Panel that selection started */ +static WPanel *mouse_mark_panel = NULL; + +static gboolean mouse_marking = FALSE; +static int state_mark = 0; + +static GString *string_file_name_buffer; + +/* --------------------------------------------------------------------------------------------- */ +/*** file scope functions ************************************************************************/ +/* --------------------------------------------------------------------------------------------- */ + +static panelized_descr_t * +panelized_descr_new (void) +{ + panelized_descr_t *p; + + p = g_new0 (panelized_descr_t, 1); + p->list.len = -1; + + return p; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panelized_descr_free (panelized_descr_t * p) +{ + if (p != NULL) + { + dir_list_free_list (&p->list); + vfs_path_free (p->root_vpath, TRUE); + g_free (p); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +set_colors (const WPanel * panel) +{ + (void) panel; + + tty_set_normal_attrs (); + tty_setcolor (NORMAL_COLOR); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Delete format_item_t object */ + +static void +format_item_free (format_item_t * format) +{ + g_free (format->title); + g_free (format); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Extract the number of available lines in a panel */ + +static int +panel_lines (const WPanel * p) +{ + /* 3 lines are: top frame, column header, button frame */ + return (CONST_WIDGET (p)->rect.lines - 3 - (panels_options.show_mini_info ? 2 : 0)); +} + +/* --------------------------------------------------------------------------------------------- */ +/** This code relies on the default justification!!! */ + +static void +add_permission_string (const char *dest, int width, file_entry_t * fe, file_attr_t attr, int color, + gboolean is_octal) +{ + int i, r, l; + + l = get_user_permissions (&fe->st); + + if (is_octal) + { + /* Place of the access bit in octal mode */ + l = width + l - 3; + r = l + 1; + } + else + { + /* The same to the triplet in string mode */ + l = l * 3 + 1; + r = l + 3; + } + + for (i = 0; i < width; i++) + { + if (i >= l && i < r) + { + if (attr == FATTR_CURRENT || attr == FATTR_MARKED_CURRENT) + tty_setcolor (MARKED_SELECTED_COLOR); + else + tty_setcolor (MARKED_COLOR); + } + else if (color >= 0) + tty_setcolor (color); + else + tty_lowlevel_setcolor (-color); + + tty_print_char (dest[i]); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** String representations of various file attributes name */ + +static const char * +string_file_name (file_entry_t * fe, int len) +{ + (void) len; + + mc_g_string_copy (string_file_name_buffer, fe->fname); + + return string_file_name_buffer->str; +} + +/* --------------------------------------------------------------------------------------------- */ + +static unsigned int +ilog10 (dev_t n) +{ + unsigned int digits = 0; + + do + { + digits++; + n /= 10; + } + while (n != 0); + + return digits; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +format_device_number (char *buf, size_t bufsize, dev_t dev) +{ + dev_t major_dev, minor_dev; + unsigned int major_digits, minor_digits; + + major_dev = major (dev); + major_digits = ilog10 (major_dev); + + minor_dev = minor (dev); + minor_digits = ilog10 (minor_dev); + + g_assert (bufsize >= 1); + + if (major_digits + 1 + minor_digits + 1 <= bufsize) + g_snprintf (buf, bufsize, "%lu,%lu", (unsigned long) major_dev, (unsigned long) minor_dev); + else + g_strlcpy (buf, _("[dev]"), bufsize); +} + +/* --------------------------------------------------------------------------------------------- */ +/** size */ + +static const char * +string_file_size (file_entry_t * fe, int len) +{ + static char buffer[BUF_TINY]; + + /* Don't ever show size of ".." since we don't calculate it */ + if (DIR_IS_DOTDOT (fe->fname->str)) + return _("UP--DIR"); + +#ifdef HAVE_STRUCT_STAT_ST_RDEV + if (S_ISBLK (fe->st.st_mode) || S_ISCHR (fe->st.st_mode)) + format_device_number (buffer, len + 1, fe->st.st_rdev); + else +#endif + size_trunc_len (buffer, (unsigned int) len, fe->st.st_size, 0, panels_options.kilobyte_si); + + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** bsize */ + +static const char * +string_file_size_brief (file_entry_t * fe, int len) +{ + if (S_ISLNK (fe->st.st_mode) && !link_isdir (fe)) + return _("SYMLINK"); + + if ((S_ISDIR (fe->st.st_mode) || link_isdir (fe)) && !DIR_IS_DOTDOT (fe->fname->str)) + return _("SUB-DIR"); + + return string_file_size (fe, len); +} + +/* --------------------------------------------------------------------------------------------- */ +/** This functions return a string representation of a file entry type */ + +static const char * +string_file_type (file_entry_t * fe, int len) +{ + static char buffer[2]; + + (void) len; + + if (S_ISDIR (fe->st.st_mode)) + buffer[0] = PATH_SEP; + else if (S_ISLNK (fe->st.st_mode)) + { + if (link_isdir (fe)) + buffer[0] = '~'; + else if (fe->f.stale_link != 0) + buffer[0] = '!'; + else + buffer[0] = '@'; + } + else if (S_ISCHR (fe->st.st_mode)) + buffer[0] = '-'; + else if (S_ISSOCK (fe->st.st_mode)) + buffer[0] = '='; + else if (S_ISDOOR (fe->st.st_mode)) + buffer[0] = '>'; + else if (S_ISBLK (fe->st.st_mode)) + buffer[0] = '+'; + else if (S_ISFIFO (fe->st.st_mode)) + buffer[0] = '|'; + else if (S_ISNAM (fe->st.st_mode)) + buffer[0] = '#'; + else if (!S_ISREG (fe->st.st_mode)) + buffer[0] = '?'; /* non-regular of unknown kind */ + else if (is_exe (fe->st.st_mode)) + buffer[0] = '*'; + else + buffer[0] = ' '; + buffer[1] = '\0'; + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** mtime */ + +static const char * +string_file_mtime (file_entry_t * fe, int len) +{ + (void) len; + + return file_date (fe->st.st_mtime); +} + +/* --------------------------------------------------------------------------------------------- */ +/** atime */ + +static const char * +string_file_atime (file_entry_t * fe, int len) +{ + (void) len; + + return file_date (fe->st.st_atime); +} + +/* --------------------------------------------------------------------------------------------- */ +/** ctime */ + +static const char * +string_file_ctime (file_entry_t * fe, int len) +{ + (void) len; + + return file_date (fe->st.st_ctime); +} + +/* --------------------------------------------------------------------------------------------- */ +/** perm */ + +static const char * +string_file_permission (file_entry_t * fe, int len) +{ + (void) len; + + return string_perm (fe->st.st_mode); +} + +/* --------------------------------------------------------------------------------------------- */ +/** mode */ + +static const char * +string_file_perm_octal (file_entry_t * fe, int len) +{ + static char buffer[10]; + + (void) len; + + g_snprintf (buffer, sizeof (buffer), "0%06lo", (unsigned long) fe->st.st_mode); + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** nlink */ + +static const char * +string_file_nlinks (file_entry_t * fe, int len) +{ + static char buffer[BUF_TINY]; + + (void) len; + + g_snprintf (buffer, sizeof (buffer), "%16d", (int) fe->st.st_nlink); + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** inode */ + +static const char * +string_inode (file_entry_t * fe, int len) +{ + static char buffer[10]; + + (void) len; + + g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_ino); + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** nuid */ + +static const char * +string_file_nuid (file_entry_t * fe, int len) +{ + static char buffer[10]; + + (void) len; + + g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_uid); + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** ngid */ + +static const char * +string_file_ngid (file_entry_t * fe, int len) +{ + static char buffer[10]; + + (void) len; + + g_snprintf (buffer, sizeof (buffer), "%lu", (unsigned long) fe->st.st_gid); + return buffer; +} + +/* --------------------------------------------------------------------------------------------- */ +/** owner */ + +static const char * +string_file_owner (file_entry_t * fe, int len) +{ + (void) len; + + return get_owner (fe->st.st_uid); +} + +/* --------------------------------------------------------------------------------------------- */ +/** group */ + +static const char * +string_file_group (file_entry_t * fe, int len) +{ + (void) len; + + return get_group (fe->st.st_gid); +} + +/* --------------------------------------------------------------------------------------------- */ +/** mark */ + +static const char * +string_marked (file_entry_t * fe, int len) +{ + (void) len; + + return fe->f.marked != 0 ? "*" : " "; +} + +/* --------------------------------------------------------------------------------------------- */ +/** space */ + +static const char * +string_space (file_entry_t * fe, int len) +{ + (void) fe; + (void) len; + + return " "; +} + +/* --------------------------------------------------------------------------------------------- */ +/** dot */ + +static const char * +string_dot (file_entry_t * fe, int len) +{ + (void) fe; + (void) len; + + return "."; +} + +/* --------------------------------------------------------------------------------------------- */ + +static int +file_compute_color (file_attr_t attr, file_entry_t * fe) +{ + switch (attr) + { + case FATTR_CURRENT: + return (SELECTED_COLOR); + case FATTR_MARKED: + return (MARKED_COLOR); + case FATTR_MARKED_CURRENT: + return (MARKED_SELECTED_COLOR); + case FATTR_STATUS: + return (NORMAL_COLOR); + case FATTR_NORMAL: + default: + if (!panels_options.filetype_mode) + return (NORMAL_COLOR); + } + + return mc_fhl_get_color (mc_filehighlight, fe); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Returns the number of items in the given panel */ + +static int +panel_items (const WPanel * p) +{ + return panel_lines (p) * p->list_cols; +} + +/* --------------------------------------------------------------------------------------------- */ +/** Formats the file number file_index of panel in the buffer dest */ + +static filename_scroll_flag_t +format_file (WPanel * panel, int file_index, int width, file_attr_t attr, gboolean isstatus, + int *field_length) +{ + int color = NORMAL_COLOR; + int length = 0; + GSList *format, *home; + file_entry_t *fe = NULL; + filename_scroll_flag_t res = FILENAME_NOSCROLL; + + *field_length = 0; + + if (file_index < panel->dir.len) + { + fe = &panel->dir.list[file_index]; + color = file_compute_color (attr, fe); + } + + home = isstatus ? panel->status_format : panel->format; + + for (format = home; format != NULL && length != width; format = g_slist_next (format)) + { + format_item_t *fi = (format_item_t *) format->data; + + if (fi->string_fn != NULL) + { + const char *txt = " "; + int len, perm = 0; + const char *prepared_text; + int name_offset = 0; + + if (fe != NULL) + txt = fi->string_fn (fe, fi->field_len); + + len = fi->field_len; + if (len + length > width) + len = width - length; + if (len <= 0) + break; + + if (!isstatus && panel->content_shift > -1 && strcmp (fi->id, "name") == 0) + { + int str_len; + int i; + + *field_length = len + 1; + + str_len = str_length (txt); + i = MAX (0, str_len - len); + panel->max_shift = MAX (panel->max_shift, i); + i = MIN (panel->content_shift, i); + + if (i > -1) + { + name_offset = str_offset_to_pos (txt, i); + if (str_len > len) + { + res = FILENAME_SCROLL_LEFT; + if (str_length (txt + name_offset) > len) + res |= FILENAME_SCROLL_RIGHT; + } + } + } + + if (panels_options.permission_mode) + { + if (strcmp (fi->id, "perm") == 0) + perm = 1; + else if (strcmp (fi->id, "mode") == 0) + perm = 2; + } + + if (color >= 0) + tty_setcolor (color); + else + tty_lowlevel_setcolor (-color); + + if (!isstatus && panel->content_shift > -1) + prepared_text = str_fit_to_term (txt + name_offset, len, HIDE_FIT (fi->just_mode)); + else + prepared_text = str_fit_to_term (txt, len, fi->just_mode); + + if (perm != 0 && fe != NULL) + add_permission_string (prepared_text, fi->field_len, fe, attr, color, perm != 1); + else + tty_print_string (prepared_text); + + length += len; + } + else + { + if (attr == FATTR_CURRENT || attr == FATTR_MARKED_CURRENT) + tty_setcolor (SELECTED_COLOR); + else + tty_setcolor (NORMAL_COLOR); + tty_print_one_vline (TRUE); + length++; + } + } + + if (length < width) + { + int y, x; + + tty_getyx (&y, &x); + tty_draw_hline (y, x, ' ', width - length); + } + + return res; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +repaint_file (WPanel * panel, int file_index, file_attr_t attr) +{ + Widget *w = WIDGET (panel); + + int nth_column = 0; + int width; + int offset = 0; + filename_scroll_flag_t ret_frm; + int ypos = 0; + gboolean panel_is_split; + int fln = 0; + + panel_is_split = panel->list_cols > 1; + width = w->rect.cols - 2; + + if (panel_is_split) + { + nth_column = (file_index - panel->top) / panel_lines (panel); + width /= panel->list_cols; + + offset = width * nth_column; + + if (nth_column + 1 >= panel->list_cols) + width = w->rect.cols - offset - 2; + } + + /* Nothing to paint */ + if (width <= 0) + return; + + ypos = file_index - panel->top; + + if (panel_is_split) + ypos %= panel_lines (panel); + + ypos += 2; /* top frame and header */ + widget_gotoyx (w, ypos, offset + 1); + + ret_frm = format_file (panel, file_index, width, attr, FALSE, &fln); + + if (panel_is_split && nth_column + 1 < panel->list_cols) + { + tty_setcolor (NORMAL_COLOR); + tty_print_one_vline (TRUE); + } + + if (ret_frm != FILENAME_NOSCROLL) + { + if (!panel_is_split && fln > 0) + { + if (panel->list_format != list_long) + width = fln; + else + { + offset = width - fln + 1; + width = fln - 1; + } + } + + widget_gotoyx (w, ypos, offset); + tty_setcolor (NORMAL_COLOR); + tty_print_string (panel_filename_scroll_left_char); + + if ((ret_frm & FILENAME_SCROLL_RIGHT) != 0) + { + offset += width; + if (nth_column + 1 >= panel->list_cols) + offset++; + + widget_gotoyx (w, ypos, offset); + tty_setcolor (NORMAL_COLOR); + tty_print_string (panel_filename_scroll_right_char); + } + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +repaint_status (WPanel * panel) +{ + int width; + + width = WIDGET (panel)->rect.cols - 2; + if (width > 0) + { + int fln = 0; + + (void) format_file (panel, panel->current, width, FATTR_STATUS, TRUE, &fln); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +display_mini_info (WPanel * panel) +{ + Widget *w = WIDGET (panel); + const file_entry_t *fe; + + if (!panels_options.show_mini_info || panel->current < 0) + return; + + widget_gotoyx (w, panel_lines (panel) + 3, 1); + + if (panel->quick_search.active) + { + tty_setcolor (INPUT_COLOR); + tty_print_char ('/'); + tty_print_string (str_fit_to_term + (panel->quick_search.buffer->str, w->rect.cols - 3, J_LEFT)); + return; + } + + /* Status resolves links and show them */ + set_colors (panel); + + fe = panel_current_entry (panel); + + if (S_ISLNK (fe->st.st_mode)) + { + char link_target[MC_MAXPATHLEN]; + vfs_path_t *lc_link_vpath; + int len; + + lc_link_vpath = vfs_path_append_new (panel->cwd_vpath, fe->fname->str, (char *) NULL); + len = mc_readlink (lc_link_vpath, link_target, MC_MAXPATHLEN - 1); + vfs_path_free (lc_link_vpath, TRUE); + if (len > 0) + { + link_target[len] = 0; + tty_print_string ("-> "); + tty_print_string (str_fit_to_term (link_target, w->rect.cols - 5, J_LEFT_FIT)); + } + else + tty_print_string (str_fit_to_term (_("<readlink failed>"), w->rect.cols - 2, J_LEFT)); + } + else if (DIR_IS_DOTDOT (fe->fname->str)) + { + /* FIXME: + * while loading directory (dir_list_load() and dir_list_reload()), + * the actual stat info about ".." directory isn't got; + * so just don't display incorrect info about ".." directory */ + tty_print_string (str_fit_to_term (_("UP--DIR"), w->rect.cols - 2, J_LEFT)); + } + else + /* Default behavior */ + repaint_status (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +paint_dir (WPanel * panel) +{ + int i; + int items; /* Number of items */ + + items = panel_items (panel); + /* reset max len of filename because we have the new max length for the new file list */ + panel->max_shift = -1; + + for (i = 0; i < items; i++) + { + file_attr_t attr = FATTR_NORMAL; /* Color value of the line */ + int n; + gboolean marked; + + n = i + panel->top; + marked = (panel->dir.list[n].f.marked != 0); + + if (n < panel->dir.len) + { + if (panel->current == n && panel->active) + attr = marked ? FATTR_MARKED_CURRENT : FATTR_CURRENT; + else if (marked) + attr = FATTR_MARKED; + } + + repaint_file (panel, n, attr); + } + + tty_set_normal_attrs (); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +display_total_marked_size (const WPanel * panel, int y, int x, gboolean size_only) +{ + const Widget *w = CONST_WIDGET (panel); + + char buffer[BUF_SMALL], b_bytes[BUF_SMALL]; + const char *buf; + int cols; + + if (panel->marked <= 0) + return; + + buf = size_only ? b_bytes : buffer; + cols = w->rect.cols - 2; + + g_strlcpy (b_bytes, size_trunc_sep (panel->total, panels_options.kilobyte_si), + sizeof (b_bytes)); + + if (!size_only) + g_snprintf (buffer, sizeof (buffer), + ngettext ("%s in %d file", "%s in %d files", panel->marked), + b_bytes, panel->marked); + + /* don't forget spaces around buffer content */ + buf = str_trunc (buf, cols - 4); + + if (x < 0) + /* center in panel */ + x = (w->rect.cols - str_term_width1 (buf)) / 2 - 1; + + /* + * y == panel_lines (panel) + 2 for mini_info_separator + * y == w->lines - 1 for panel bottom frame + */ + widget_gotoyx (w, y, x); + tty_setcolor (MARKED_COLOR); + tty_printf (" %s ", buf); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +mini_info_separator (const WPanel * panel) +{ + if (panels_options.show_mini_info) + { + const Widget *w = CONST_WIDGET (panel); + int y; + + y = panel_lines (panel) + 2; + + tty_setcolor (NORMAL_COLOR); + tty_draw_hline (w->rect.y + y, w->rect.x + 1, ACS_HLINE, w->rect.cols - 2); + /* Status displays total marked size. + * Centered in panel, full format. */ + display_total_marked_size (panel, y, -1, FALSE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +show_free_space (const WPanel * panel) +{ + /* Used to figure out how many free space we have */ + static struct my_statfs myfs_stats; + /* Old current working directory for displaying free space */ + static char *old_cwd = NULL; + + /* Don't try to stat non-local fs */ + if (!vfs_file_is_local (panel->cwd_vpath) || !free_space) + return; + + if (old_cwd == NULL || strcmp (old_cwd, vfs_path_as_str (panel->cwd_vpath)) != 0) + { + char rpath[PATH_MAX]; + + init_my_statfs (); + g_free (old_cwd); + old_cwd = g_strdup (vfs_path_as_str (panel->cwd_vpath)); + + if (mc_realpath (old_cwd, rpath) == NULL) + return; + + my_statfs (&myfs_stats, rpath); + } + + if (myfs_stats.avail != 0 || myfs_stats.total != 0) + { + const Widget *w = CONST_WIDGET (panel); + char buffer1[6], buffer2[6], tmp[BUF_SMALL]; + + size_trunc_len (buffer1, sizeof (buffer1) - 1, myfs_stats.avail, 1, + panels_options.kilobyte_si); + size_trunc_len (buffer2, sizeof (buffer2) - 1, myfs_stats.total, 1, + panels_options.kilobyte_si); + g_snprintf (tmp, sizeof (tmp), " %s / %s (%d%%) ", buffer1, buffer2, + myfs_stats.total == 0 ? 0 : + (int) (100 * (long double) myfs_stats.avail / myfs_stats.total)); + widget_gotoyx (w, w->rect.lines - 1, w->rect.cols - 2 - (int) strlen (tmp)); + tty_setcolor (NORMAL_COLOR); + tty_print_string (tmp); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Prepare path string for showing in panel's header. + * Passwords will removed, also home dir will replaced by ~ + * + * @param panel WPanel object + * + * @return newly allocated string. + */ + +static char * +panel_correct_path_to_show (const WPanel * panel) +{ + vfs_path_t *last_vpath; + const vfs_path_element_t *path_element; + char *return_path; + int elements_count; + + elements_count = vfs_path_elements_count (panel->cwd_vpath); + + /* get last path element */ + path_element = vfs_path_element_clone (vfs_path_get_by_index (panel->cwd_vpath, -1)); + + if (elements_count > 1 && (strcmp (path_element->class->name, "cpiofs") == 0 || + strcmp (path_element->class->name, "extfs") == 0 || + strcmp (path_element->class->name, "tarfs") == 0)) + { + const char *archive_name; + const vfs_path_element_t *prev_path_element; + + /* get previous path element for catching archive name */ + prev_path_element = vfs_path_get_by_index (panel->cwd_vpath, -2); + archive_name = strrchr (prev_path_element->path, PATH_SEP); + if (archive_name != NULL) + last_vpath = vfs_path_from_str_flags (archive_name + 1, VPF_NO_CANON); + else + { + last_vpath = vfs_path_from_str_flags (prev_path_element->path, VPF_NO_CANON); + last_vpath->relative = TRUE; + } + } + else + last_vpath = vfs_path_new (TRUE); + + vfs_path_add_element (last_vpath, path_element); + return_path = + vfs_path_to_str_flags (last_vpath, 0, + VPF_STRIP_HOME | VPF_STRIP_PASSWORD | VPF_HIDE_CHARSET); + vfs_path_free (last_vpath, TRUE); + + return return_path; +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Get Current path element encoding + * + * @param panel WPanel object + * + * @return newly allocated string or NULL if path charset is same as system charset + */ + +#ifdef HAVE_CHARSET +static char * +panel_get_encoding_info_str (const WPanel * panel) +{ + char *ret_str = NULL; + const vfs_path_element_t *path_element; + + path_element = vfs_path_get_by_index (panel->cwd_vpath, -1); + if (path_element->encoding != NULL) + ret_str = g_strdup_printf ("[%s]", path_element->encoding); + + return ret_str; +} +#endif + +/* --------------------------------------------------------------------------------------------- */ + +static void +show_dir (const WPanel * panel) +{ + const Widget *w = CONST_WIDGET (panel); + gchar *tmp; + + set_colors (panel); + tty_draw_box (w->rect.y, w->rect.x, w->rect.lines, w->rect.cols, FALSE); + + if (panels_options.show_mini_info) + { + int y; + + y = panel_lines (panel) + 2; + + widget_gotoyx (w, y, 0); + tty_print_alt_char (ACS_LTEE, FALSE); + widget_gotoyx (w, y, w->rect.cols - 1); + tty_print_alt_char (ACS_RTEE, FALSE); + } + + widget_gotoyx (w, 0, 1); + tty_print_string (panel_history_prev_item_char); + + tmp = panels_options.show_dot_files ? panel_hiddenfiles_show_char : panel_hiddenfiles_hide_char; + tmp = g_strdup_printf ("%s[%s]%s", tmp, panel_history_show_list_char, + panel_history_next_item_char); + + widget_gotoyx (w, 0, w->rect.cols - 6); + tty_print_string (tmp); + + g_free (tmp); + + widget_gotoyx (w, 0, 3); + + if (panel->is_panelized) + tty_printf (" %s ", _("Panelize")); +#ifdef HAVE_CHARSET + else + { + tmp = panel_get_encoding_info_str (panel); + if (tmp != NULL) + { + tty_printf ("%s", tmp); + widget_gotoyx (w, 0, 3 + strlen (tmp)); + g_free (tmp); + } + } +#endif + + if (panel->active) + tty_setcolor (REVERSE_COLOR); + + tmp = panel_correct_path_to_show (panel); + tty_printf (" %s ", str_term_trim (tmp, MIN (MAX (w->rect.cols - 12, 0), w->rect.cols))); + g_free (tmp); + + if (!panels_options.show_mini_info) + { + if (panel->marked == 0) + { + const file_entry_t *fe; + + fe = panel_current_entry (panel); + + /* Show size of curret file in the bottom of panel */ + if (S_ISREG (fe->st.st_mode)) + { + char buffer[BUF_SMALL]; + + g_snprintf (buffer, sizeof (buffer), " %s ", + size_trunc_sep (fe->st.st_size, panels_options.kilobyte_si)); + tty_setcolor (NORMAL_COLOR); + widget_gotoyx (w, w->rect.lines - 1, 4); + tty_print_string (buffer); + } + } + else + { + /* Show total size of marked files + * In the bottom of panel, display size only. */ + display_total_marked_size (panel, w->rect.lines - 1, 2, TRUE); + } + } + + show_free_space (panel); + + if (panel->active) + tty_set_normal_attrs (); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +adjust_top_file (WPanel * panel) +{ + int items; + + /* Update panel->current to avoid out of range in panel->dir.list[panel->current] + * when panel is redrawing when directory is reloading, for example in path: + * dir_list_reload() -> mc_refresh() -> dialog_change_screen_size() -> + * midnight_callback (MSG_RESIZE) -> setup_panels() -> panel_callback(MSG_DRAW) -> + * display_mini_info() + */ + panel->current = CLAMP (panel->current, 0, panel->dir.len - 1); + + items = panel_items (panel); + + if (panel->dir.len <= items) + { + /* If all files fit, show them all. */ + panel->top = 0; + } + else + { + int i; + + /* top_file has to be in the range [current-items+1, current] so that + the current file is visible. + top_file should be in the range [0, count-items] so that there's + no empty space wasted. + Within these ranges, adjust it by as little as possible. */ + + if (panel->top < 0) + panel->top = 0; + + i = panel->current - items + 1; + if (panel->top < i) + panel->top = i; + + i = panel->dir.len - items; + if (panel->top > i) + panel->top = i; + + if (panel->top > panel->current) + panel->top = panel->current; + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** add "#enc:encoding" to end of path */ +/* if path ends width a previous #enc:, only encoding is changed no additional + * #enc: is appended + * return new string + */ + +static char * +panel_save_name (WPanel * panel) +{ + /* If the program is shutting down */ + if ((mc_global.midnight_shutdown && auto_save_setup) || saving_setup) + return g_strdup (panel->name); + + return g_strconcat ("Temporal:", panel->name, (char *) NULL); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +directory_history_add (WPanel * panel, const vfs_path_t * vpath) +{ + char *tmp; + + tmp = vfs_path_to_str_flags (vpath, 0, VPF_STRIP_PASSWORD); + panel->dir_history.list = list_append_unique (panel->dir_history.list, tmp); + panel->dir_history.current = panel->dir_history.list; +} + +/* --------------------------------------------------------------------------------------------- */ + +/* "history_load" event handler */ +static gboolean +panel_load_history (const gchar * event_group_name, const gchar * event_name, + gpointer init_data, gpointer data) +{ + WPanel *p = PANEL (init_data); + ev_history_load_save_t *ev = (ev_history_load_save_t *) data; + + (void) event_group_name; + (void) event_name; + + if (ev->receiver == NULL || ev->receiver == WIDGET (p)) + { + if (ev->cfg != NULL) + p->dir_history.list = mc_config_history_load (ev->cfg, p->dir_history.name); + else + p->dir_history.list = mc_config_history_get (p->dir_history.name); + + directory_history_add (p, p->cwd_vpath); + } + + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +/* "history_save" event handler */ +static gboolean +panel_save_history (const gchar * event_group_name, const gchar * event_name, + gpointer init_data, gpointer data) +{ + WPanel *p = PANEL (init_data); + + (void) event_group_name; + (void) event_name; + + if (p->dir_history.list != NULL) + { + ev_history_load_save_t *ev = (ev_history_load_save_t *) data; + + mc_config_history_save (ev->cfg, p->dir_history.name, p->dir_history.list); + } + + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_destroy (WPanel * p) +{ + size_t i; + + if (panels_options.auto_save_setup) + { + char *name; + + name = panel_save_name (p); + panel_save_setup (p, name); + g_free (name); + } + + panel_clean_dir (p); + + /* clean history */ + if (p->dir_history.list != NULL) + { + /* directory history is already saved before this moment */ + p->dir_history.list = g_list_first (p->dir_history.list); + g_list_free_full (p->dir_history.list, g_free); + } + g_free (p->dir_history.name); + + file_filter_clear (&p->filter); + + g_slist_free_full (p->format, (GDestroyNotify) format_item_free); + g_slist_free_full (p->status_format, (GDestroyNotify) format_item_free); + + g_free (p->user_format); + for (i = 0; i < LIST_FORMATS; i++) + g_free (p->user_status_format[i]); + + g_free (p->name); + + panelized_descr_free (p->panelized_descr); + + g_string_free (p->quick_search.buffer, TRUE); + g_string_free (p->quick_search.prev_buffer, TRUE); + + vfs_path_free (p->lwd_vpath, TRUE); + vfs_path_free (p->cwd_vpath, TRUE); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_paint_sort_info (const WPanel * panel) +{ + if (*panel->sort_field->hotkey != '\0') + { + const char *sort_sign = + panel->sort_info.reverse ? panel_sort_up_char : panel_sort_down_char; + char *str; + + str = g_strdup_printf ("%s%s", sort_sign, Q_ (panel->sort_field->hotkey)); + widget_gotoyx (panel, 1, 1); + tty_print_string (str); + g_free (str); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static const char * +panel_get_title_without_hotkey (const char *title) +{ + static char translated_title[BUF_TINY]; + + if (title == NULL || title[0] == '\0') + translated_title[0] = '\0'; + else + { + char *hkey; + + g_snprintf (translated_title, sizeof (translated_title), "%s", _(title)); + + hkey = strchr (translated_title, '&'); + if (hkey != NULL && hkey[1] != '\0') + memmove (hkey, hkey + 1, strlen (hkey)); + } + + return translated_title; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_print_header (const WPanel * panel) +{ + const Widget *w = CONST_WIDGET (panel); + + int y, x; + int i; + GString *format_txt; + + widget_gotoyx (w, 1, 1); + tty_getyx (&y, &x); + tty_setcolor (NORMAL_COLOR); + tty_draw_hline (y, x, ' ', w->rect.cols - 2); + + format_txt = g_string_new (""); + + for (i = 0; i < panel->list_cols; i++) + { + GSList *format; + + for (format = panel->format; format != NULL; format = g_slist_next (format)) + { + format_item_t *fi = (format_item_t *) format->data; + + if (fi->string_fn != NULL) + { + g_string_set_size (format_txt, 0); + + if (panel->list_format == list_long && strcmp (fi->id, panel->sort_field->id) == 0) + g_string_append (format_txt, + panel->sort_info.reverse + ? panel_sort_up_char : panel_sort_down_char); + + g_string_append (format_txt, fi->title); + + if (panel->filter.handler != NULL && strcmp (fi->id, "name") == 0) + { + g_string_append (format_txt, " ["); + g_string_append (format_txt, panel->filter.value); + g_string_append (format_txt, "]"); + } + + tty_setcolor (HEADER_COLOR); + tty_print_string (str_fit_to_term (format_txt->str, fi->field_len, J_CENTER_LEFT)); + } + else + { + tty_setcolor (NORMAL_COLOR); + tty_print_one_vline (TRUE); + } + } + + if (i < panel->list_cols - 1) + { + tty_setcolor (NORMAL_COLOR); + tty_print_one_vline (TRUE); + } + } + + g_string_free (format_txt, TRUE); + + if (panel->list_format != list_long) + panel_paint_sort_info (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static const char * +parse_panel_size (WPanel * panel, const char *format, gboolean isstatus) +{ + panel_display_t frame = frame_half; + + format = skip_separators (format); + + if (strncmp (format, "full", 4) == 0) + { + frame = frame_full; + format += 4; + } + else if (strncmp (format, "half", 4) == 0) + { + frame = frame_half; + format += 4; + } + + if (!isstatus) + { + panel->frame_size = frame; + panel->list_cols = 1; + } + + /* Now, the optional column specifier */ + format = skip_separators (format); + + if (g_ascii_isdigit (*format)) + { + if (!isstatus) + { + panel->list_cols = g_ascii_digit_value (*format); + if (panel->list_cols < 1) + panel->list_cols = 1; + } + + format++; + } + + if (!isstatus) + panel_update_cols (WIDGET (panel), panel->frame_size); + + return skip_separators (format); +} + +/* --------------------------------------------------------------------------------------------- */ + +/* *INDENT-OFF* */ +/* Format is: + + all := panel_format? format + panel_format := [full|half] [1-9] + format := one_format_item_t + | format , one_format_item_t + + one_format_item_t := just format.id [opt_size] + just := [<=>] + opt_size := : size [opt_expand] + size := [0-9]+ + opt_expand := + + + */ +/* *INDENT-ON* */ + +static GSList * +parse_display_format (WPanel * panel, const char *format, char **error, gboolean isstatus, + int *res_total_cols) +{ + GSList *home = NULL; /* The formats we return */ + int total_cols = 0; /* Used columns by the format */ + size_t i; + + static size_t i18n_timelength = 0; /* flag: check ?Time length at startup */ + + *error = NULL; + + if (i18n_timelength == 0) + { + i18n_timelength = i18n_checktimelength (); /* Mustn't be 0 */ + + for (i = 0; panel_fields[i].id != NULL; i++) + if (strcmp ("time", panel_fields[i].id + 1) == 0) + panel_fields[i].min_size = i18n_timelength; + } + + /* + * This makes sure that the panel and mini status full/half mode + * setting is equal + */ + format = parse_panel_size (panel, format, isstatus); + + while (*format != '\0') + { /* format can be an empty string */ + format_item_t *darr; + align_crt_t justify; /* Which mode. */ + gboolean set_justify = TRUE; /* flag: set justification mode? */ + gboolean found = FALSE; + size_t klen = 0; + + darr = g_new0 (format_item_t, 1); + home = g_slist_append (home, darr); + + format = skip_separators (format); + + switch (*format) + { + case '<': + justify = J_LEFT; + format = skip_separators (format + 1); + break; + case '=': + justify = J_CENTER; + format = skip_separators (format + 1); + break; + case '>': + justify = J_RIGHT; + format = skip_separators (format + 1); + break; + default: + justify = J_LEFT; + set_justify = FALSE; + break; + } + + for (i = 0; !found && panel_fields[i].id != NULL; i++) + { + klen = strlen (panel_fields[i].id); + found = strncmp (format, panel_fields[i].id, klen) == 0; + } + + if (found) + { + i--; + format += klen; + + darr->requested_field_len = panel_fields[i].min_size; + darr->string_fn = panel_fields[i].string_fn; + darr->title = g_strdup (panel_get_title_without_hotkey (panel_fields[i].title_hotkey)); + darr->id = panel_fields[i].id; + darr->expand = panel_fields[i].expands; + darr->just_mode = panel_fields[i].default_just; + + if (set_justify) + { + if (IS_FIT (darr->just_mode)) + darr->just_mode = MAKE_FIT (justify); + else + darr->just_mode = justify; + } + + format = skip_separators (format); + + /* If we have a size specifier */ + if (*format == ':') + { + int req_length; + + /* If the size was specified, we don't want + * auto-expansion by default + */ + darr->expand = FALSE; + format++; + req_length = atoi (format); + darr->requested_field_len = req_length; + + format = skip_numbers (format); + + /* Now, if they insist on expansion */ + if (*format == '+') + { + darr->expand = TRUE; + format++; + } + } + } + else + { + size_t pos; + char *tmp_format; + + pos = strlen (format); + if (pos > 8) + pos = 8; + + tmp_format = g_strndup (format, pos); + g_slist_free_full (home, (GDestroyNotify) format_item_free); + *error = + g_strconcat (_("Unknown tag on display format:"), " ", tmp_format, (char *) NULL); + g_free (tmp_format); + + return NULL; + } + + total_cols += darr->requested_field_len; + } + + *res_total_cols = total_cols; + return home; +} + +/* --------------------------------------------------------------------------------------------- */ + +static GSList * +use_display_format (WPanel * panel, const char *format, char **error, gboolean isstatus) +{ +#define MAX_EXPAND 4 + int expand_top = 0; /* Max used element in expand */ + int usable_columns; /* Usable columns in the panel */ + int total_cols = 0; + GSList *darr, *home; + + if (format == NULL) + format = DEFAULT_USER_FORMAT; + + home = parse_display_format (panel, format, error, isstatus, &total_cols); + + if (*error != NULL) + return NULL; + + panel->dirty = TRUE; + + usable_columns = WIDGET (panel)->rect.cols - 2; + /* Status needn't to be split */ + if (!isstatus) + { + usable_columns /= panel->list_cols; + if (panel->list_cols > 1) + usable_columns--; + } + + /* Look for the expandable fields and set field_len based on the requested field len */ + for (darr = home; darr != NULL && expand_top < MAX_EXPAND; darr = g_slist_next (darr)) + { + format_item_t *fi = (format_item_t *) darr->data; + + fi->field_len = fi->requested_field_len; + if (fi->expand) + expand_top++; + } + + /* If we used more columns than the available columns, adjust that */ + if (total_cols > usable_columns) + { + int dif; + int pdif = 0; + + dif = total_cols - usable_columns; + + while (dif != 0 && pdif != dif) + { + pdif = dif; + + for (darr = home; darr != NULL; darr = g_slist_next (darr)) + { + format_item_t *fi = (format_item_t *) darr->data; + + if (dif != 0 && fi->field_len != 1) + { + fi->field_len--; + dif--; + } + } + } + + total_cols = usable_columns; /* give up, the rest should be truncated */ + } + + /* Expand the available space */ + if (usable_columns > total_cols && expand_top != 0) + { + int i; + int spaces; + + spaces = (usable_columns - total_cols) / expand_top; + + for (i = 0, darr = home; darr != NULL && i < expand_top; darr = g_slist_next (darr)) + { + format_item_t *fi = (format_item_t *) darr->data; + + if (fi->expand) + { + fi->field_len += spaces; + if (i == 0) + fi->field_len += (usable_columns - total_cols) % expand_top; + i++; + } + } + } + + return home; +} + +/* --------------------------------------------------------------------------------------------- */ +/** Given the panel->view_type returns the format string to be parsed */ + +static const char * +panel_format (WPanel * panel) +{ + switch (panel->list_format) + { + case list_long: + return "full perm space nlink space owner space group space size space mtime space name"; + + case list_brief: + { + static char format[BUF_TINY]; + int brief_cols = panel->brief_cols; + + if (brief_cols < 1) + brief_cols = 2; + + if (brief_cols > 9) + brief_cols = 9; + + g_snprintf (format, sizeof (format), "half %d type name", brief_cols); + return format; + } + + case list_user: + return panel->user_format; + + default: + case list_full: + return "half type name | size | mtime"; + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static const char * +mini_status_format (WPanel * panel) +{ + if (panel->user_mini_status) + return panel->user_status_format[panel->list_format]; + + switch (panel->list_format) + { + case list_long: + return "full perm space nlink space owner space group space size space mtime space name"; + + case list_brief: + return "half type name space bsize space perm space"; + + case list_full: + return "half type name"; + + default: + case list_user: + return panel->user_format; + } +} + +/* */ +/* Panel operation commands */ +/* */ + +/* --------------------------------------------------------------------------------------------- */ + +static void +cd_up_dir (WPanel * panel) +{ + vfs_path_t *up_dir; + + up_dir = vfs_path_from_str (".."); + panel_cd (panel, up_dir, cd_exact); + vfs_path_free (up_dir, TRUE); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Used to emulate Lynx's entering leaving a directory with the arrow keys */ + +static cb_ret_t +maybe_cd (WPanel * panel, gboolean move_up_dir) +{ + if (panels_options.navigate_with_arrows && input_is_empty (cmdline)) + { + const file_entry_t *fe; + + if (move_up_dir) + { + cd_up_dir (panel); + return MSG_HANDLED; + } + + fe = panel_current_entry (panel); + + if (S_ISDIR (fe->st.st_mode) || link_isdir (fe)) + { + vfs_path_t *vpath; + + vpath = vfs_path_from_str (fe->fname->str); + panel_cd (panel, vpath, cd_exact); + vfs_path_free (vpath, TRUE); + return MSG_HANDLED; + } + } + + return MSG_NOT_HANDLED; +} + +/* --------------------------------------------------------------------------------------------- */ + +/* if command line is empty then do 'cd ..' */ +static cb_ret_t +force_maybe_cd (WPanel * panel) +{ + if (input_is_empty (cmdline)) + { + cd_up_dir (panel); + return MSG_HANDLED; + } + + return MSG_NOT_HANDLED; +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline void +unselect_item (WPanel * panel) +{ + repaint_file (panel, panel->current, + panel_current_entry (panel)->f.marked != 0 ? FATTR_MARKED : FATTR_NORMAL); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Select/unselect all the files like a current file by extension */ + +static void +panel_select_ext_cmd (WPanel * panel) +{ + const file_entry_t *fe; + GString *filename; + gboolean do_select; + char *reg_exp, *cur_file_ext; + mc_search_t *search; + int i; + + fe = panel_current_entry (panel); + + filename = fe->fname; + if (filename == NULL) + return; + + do_select = (fe->f.marked == 0); + + cur_file_ext = strutils_regex_escape (extension (filename->str)); + if (cur_file_ext[0] != '\0') + reg_exp = g_strconcat ("^.*\\.", cur_file_ext, "$", (char *) NULL); + else + reg_exp = g_strdup ("^[^\\.]+$"); + + g_free (cur_file_ext); + + search = mc_search_new (reg_exp, NULL); + search->search_type = MC_SEARCH_T_REGEX; + search->is_case_sensitive = FALSE; + + for (i = 0; i < panel->dir.len; i++) + { + fe = &panel->dir.list[i]; + + if (DIR_IS_DOTDOT (fe->fname->str) || S_ISDIR (fe->st.st_mode)) + continue; + + if (!mc_search_run (search, fe->fname->str, 0, fe->fname->len, NULL)) + continue; + + do_file_mark (panel, i, do_select ? 1 : 0); + } + + mc_search_free (search); + g_free (reg_exp); +} + +/* --------------------------------------------------------------------------------------------- */ + +static int +panel_current_at_half (const WPanel * panel) +{ + int lines, top; + + lines = panel_lines (panel); + + /* define top file of column */ + top = panel->top; + if (panel->list_cols > 1) + top += lines * ((panel->current - top) / lines); + + return (panel->current - top - lines / 2); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +move_down (WPanel * panel) +{ + int items; + + if (panel->current + 1 == panel->dir.len) + return; + + unselect_item (panel); + panel->current++; + + items = panel_items (panel); + + if (panels_options.scroll_pages && panel->current - panel->top == items) + { + /* Scroll window half screen */ + panel->top += items / 2; + if (panel->top > panel->dir.len - items) + panel->top = panel->dir.len - items; + paint_dir (panel); + } + else if (panels_options.scroll_center && panel_current_at_half (panel) > 0) + { + /* Scroll window when cursor is halfway down */ + panel->top++; + if (panel->top > panel->dir.len - items) + panel->top = panel->dir.len - items; + } + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +move_up (WPanel * panel) +{ + if (panel->current == 0) + return; + + unselect_item (panel); + panel->current--; + + if (panels_options.scroll_pages && panel->current < panel->top) + { + /* Scroll window half screen */ + panel->top -= panel_items (panel) / 2; + if (panel->top < 0) + panel->top = 0; + paint_dir (panel); + } + else if (panels_options.scroll_center && panel_current_at_half (panel) < 0) + { + /* Scroll window when cursor is halfway up */ + panel->top--; + if (panel->top < 0) + panel->top = 0; + } + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Changes the current by lines (may be negative) */ + +static void +panel_move_current (WPanel * panel, int lines) +{ + int new_pos; + gboolean adjust = FALSE; + + new_pos = panel->current + lines; + if (new_pos >= panel->dir.len) + new_pos = panel->dir.len - 1; + + if (new_pos < 0) + new_pos = 0; + + unselect_item (panel); + panel->current = new_pos; + + if (panel->current - panel->top >= panel_items (panel)) + { + panel->top += lines; + adjust = TRUE; + } + + if (panel->current - panel->top < 0) + { + panel->top += lines; + adjust = TRUE; + } + + if (adjust) + { + if (panel->top > panel->current) + panel->top = panel->current; + if (panel->top < 0) + panel->top = 0; + paint_dir (panel); + } + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +move_left (WPanel * panel) +{ + if (panel->list_cols > 1) + { + panel_move_current (panel, -panel_lines (panel)); + return MSG_HANDLED; + } + + return maybe_cd (panel, TRUE); /* cd .. */ +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +move_right (WPanel * panel) +{ + if (panel->list_cols > 1) + { + panel_move_current (panel, panel_lines (panel)); + return MSG_HANDLED; + } + + return maybe_cd (panel, FALSE); /* cd (current) */ +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +prev_page (WPanel * panel) +{ + int items; + + if (panel->current == 0 && panel->top == 0) + return; + + unselect_item (panel); + items = panel_items (panel); + if (panel->top < items) + items = panel->top; + if (items == 0) + panel->current = 0; + else + panel->current -= items; + panel->top -= items; + + select_item (panel); + paint_dir (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +goto_parent_dir (WPanel * panel) +{ + if (!panel->is_panelized) + cd_up_dir (panel); + else + { + GString *fname; + const char *bname; + vfs_path_t *dname_vpath; + + fname = panel_current_entry (panel)->fname; + + if (g_path_is_absolute (fname->str)) + fname = mc_g_string_dup (fname); + else + { + char *fname2; + + fname2 = + mc_build_filename (vfs_path_as_str (panel->panelized_descr->root_vpath), fname->str, + (char *) NULL); + + fname = g_string_new (fname2); + g_free (fname2); + } + + bname = x_basename (fname->str); + + if (bname == fname->str) + dname_vpath = vfs_path_from_str ("."); + else + { + g_string_truncate (fname, bname - fname->str); + dname_vpath = vfs_path_from_str (fname->str); + } + + panel_cd (panel, dname_vpath, cd_exact); + panel_set_current_by_name (panel, bname); + + vfs_path_free (dname_vpath, TRUE); + g_string_free (fname, TRUE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +next_page (WPanel * panel) +{ + int items; + + if (panel->current == panel->dir.len - 1) + return; + + unselect_item (panel); + items = panel_items (panel); + if (panel->top > panel->dir.len - 2 * items) + items = panel->dir.len - items - panel->top; + if (panel->top + items < 0) + items = -panel->top; + if (items == 0) + panel->current = panel->dir.len - 1; + else + panel->current += items; + panel->top += items; + + select_item (panel); + paint_dir (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +goto_child_dir (WPanel * panel) +{ + const file_entry_t *fe; + + fe = panel_current_entry (panel); + + if (S_ISDIR (fe->st.st_mode) || link_isdir (fe)) + { + vfs_path_t *vpath; + + vpath = vfs_path_from_str (fe->fname->str); + panel_cd (panel, vpath, cd_exact); + vfs_path_free (vpath, TRUE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +goto_top_file (WPanel * panel) +{ + unselect_item (panel); + panel->current = panel->top; + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +goto_middle_file (WPanel * panel) +{ + unselect_item (panel); + panel->current = panel->top + panel_items (panel) / 2; + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +goto_bottom_file (WPanel * panel) +{ + unselect_item (panel); + panel->current = panel->top + panel_items (panel) - 1; + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +move_home (WPanel * panel) +{ + if (panel->current == 0) + return; + + unselect_item (panel); + + if (panels_options.torben_fj_mode) + { + int middle_pos; + + middle_pos = panel->top + panel_items (panel) / 2; + + if (panel->current > middle_pos) + { + goto_middle_file (panel); + return; + } + if (panel->current != panel->top) + { + goto_top_file (panel); + return; + } + } + + panel->top = 0; + panel->current = 0; + + paint_dir (panel); + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +move_end (WPanel * panel) +{ + if (panel->current == panel->dir.len - 1) + return; + + unselect_item (panel); + + if (panels_options.torben_fj_mode) + { + int items, middle_pos; + + items = panel_items (panel); + middle_pos = panel->top + items / 2; + + if (panel->current < middle_pos) + { + goto_middle_file (panel); + return; + } + if (panel->current != panel->top + items - 1) + { + goto_bottom_file (panel); + return; + } + } + + panel->current = panel->dir.len - 1; + paint_dir (panel); + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +do_mark_file (WPanel * panel, mark_act_t do_move) +{ + do_file_mark (panel, panel->current, panel_current_entry (panel)->f.marked ? 0 : 1); + + if ((panels_options.mark_moves_down && do_move == MARK_DOWN) || do_move == MARK_FORCE_DOWN) + move_down (panel); + else if (do_move == MARK_FORCE_UP) + move_up (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline void +mark_file (WPanel * panel) +{ + do_mark_file (panel, MARK_DOWN); +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline void +mark_file_up (WPanel * panel) +{ + do_mark_file (panel, MARK_FORCE_UP); +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline void +mark_file_down (WPanel * panel) +{ + do_mark_file (panel, MARK_FORCE_DOWN); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +mark_file_right (WPanel * panel) +{ + int lines; + + if (state_mark < 0) + state_mark = panel_current_entry (panel)->f.marked ? 0 : 1; + + lines = panel_lines (panel); + lines = MIN (lines, panel->dir.len - panel->current - 1); + for (; lines != 0; lines--) + { + do_file_mark (panel, panel->current, state_mark); + move_down (panel); + } + do_file_mark (panel, panel->current, state_mark); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +mark_file_left (WPanel * panel) +{ + int lines; + + if (state_mark < 0) + state_mark = panel_current_entry (panel)->f.marked ? 0 : 1; + + lines = panel_lines (panel); + lines = MIN (lines, panel->current + 1); + for (; lines != 0; lines--) + { + do_file_mark (panel, panel->current, state_mark); + move_up (panel); + } + do_file_mark (panel, panel->current, state_mark); +} + +/* --------------------------------------------------------------------------------------------- */ + +static mc_search_t * +panel_select_unselect_files_dialog (select_flags_t * flags, const char *title, + const char *history_name, const char *help_section, char **str) +{ + gboolean files_only = (*flags & SELECT_FILES_ONLY) != 0; + gboolean case_sens = (*flags & SELECT_MATCH_CASE) != 0; + gboolean shell_patterns = (*flags & SELECT_SHELL_PATTERNS) != 0; + + char *reg_exp; + mc_search_t *search; + + quick_widget_t quick_widgets[] = { + /* *INDENT-OFF* */ + QUICK_INPUT (INPUT_LAST_TEXT, history_name, ®_exp, NULL, + FALSE, FALSE, INPUT_COMPLETE_FILENAMES), + QUICK_START_COLUMNS, + QUICK_CHECKBOX (N_("&Files only"), &files_only, NULL), + QUICK_CHECKBOX (N_("&Using shell patterns"), &shell_patterns, NULL), + QUICK_NEXT_COLUMN, + QUICK_CHECKBOX (N_("&Case sensitive"), &case_sens, NULL), + QUICK_STOP_COLUMNS, + QUICK_END + /* *INDENT-ON* */ + }; + + WRect r = { -1, -1, 0, 50 }; + + quick_dialog_t qdlg = { + r, title, help_section, + quick_widgets, NULL, NULL + }; + + if (quick_dialog (&qdlg) == B_CANCEL) + return NULL; + + if (*reg_exp == '\0') + { + g_free (reg_exp); + if (str != NULL) + *str = NULL; + return SELECT_RESET; + } + + search = mc_search_new (reg_exp, NULL); + search->search_type = shell_patterns ? MC_SEARCH_T_GLOB : MC_SEARCH_T_REGEX; + search->is_entire_line = TRUE; + search->is_case_sensitive = case_sens; + + if (str != NULL) + *str = reg_exp; + else + g_free (reg_exp); + + if (!mc_search_prepare (search)) + { + message (D_ERROR, MSG_ERROR, _("Malformed regular expression")); + mc_search_free (search); + return SELECT_ERROR; + } + + /* result flags */ + *flags = 0; + if (case_sens) + *flags |= SELECT_MATCH_CASE; + if (files_only) + *flags |= SELECT_FILES_ONLY; + if (shell_patterns) + *flags |= SELECT_SHELL_PATTERNS; + + return search; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_select_unselect_files (WPanel * panel, const char *title, const char *history_name, + const char *help_section, gboolean do_select) +{ + mc_search_t *search; + gboolean files_only; + int i; + + search = panel_select_unselect_files_dialog (&panels_options.select_flags, title, history_name, + help_section, NULL); + if (search == NULL || search == SELECT_RESET || search == SELECT_ERROR) + return; + + files_only = (panels_options.select_flags & SELECT_FILES_ONLY) != 0; + + for (i = 0; i < panel->dir.len; i++) + { + if (DIR_IS_DOTDOT (panel->dir.list[i].fname->str)) + continue; + if (S_ISDIR (panel->dir.list[i].st.st_mode) && files_only) + continue; + + if (mc_search_run + (search, panel->dir.list[i].fname->str, 0, panel->dir.list[i].fname->len, NULL)) + do_file_mark (panel, i, do_select ? 1 : 0); + } + + mc_search_free (search); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_select_files (WPanel * panel) +{ + panel_select_unselect_files (panel, _("Select"), MC_HISTORY_FM_PANEL_SELECT, + "[Select/Unselect Files]", TRUE); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_unselect_files (WPanel * panel) +{ + panel_select_unselect_files (panel, _("Unselect"), MC_HISTORY_FM_PANEL_UNSELECT, + "[Select/Unselect Files]", FALSE); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_select_invert_files (WPanel * panel) +{ + int i; + + for (i = 0; i < panel->dir.len; i++) + { + file_entry_t *file = &panel->dir.list[i]; + + if (!panels_options.reverse_files_only || !S_ISDIR (file->st.st_mode)) + do_file_mark (panel, i, file->f.marked ? 0 : 1); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_do_set_filter (WPanel * panel) +{ + /* *INDENT-OFF* */ + file_filter_t ff = { .value = NULL, .handler = NULL, .flags = panel->filter.flags }; + /* *INDENT-ON* */ + + ff.handler = + panel_select_unselect_files_dialog (&ff.flags, _("Filter"), MC_HISTORY_FM_PANEL_FILTER, + "[Filter...]", &ff.value); + + if (ff.handler == NULL || ff.handler == SELECT_ERROR) + return; + + if (ff.handler == SELECT_RESET) + ff.handler = NULL; + + panel_set_filter (panel, &ff); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Incremental search of a file name in the panel. + * @param panel instance of WPanel structure + * @param c_code key code + */ + +static void +do_search (WPanel * panel, int c_code) +{ + int curr; + int i; + gboolean wrapped = FALSE; + char *act; + mc_search_t *search; + char *reg_exp, *esc_str; + gboolean is_found = FALSE; + + if (c_code == KEY_BACKSPACE) + { + if (panel->quick_search.buffer->len != 0) + { + act = panel->quick_search.buffer->str + panel->quick_search.buffer->len; + str_prev_noncomb_char (&act, panel->quick_search.buffer->str); + g_string_set_size (panel->quick_search.buffer, act - panel->quick_search.buffer->str); + } + panel->quick_search.chpoint = 0; + } + else + { + if (c_code != 0 && (gsize) panel->quick_search.chpoint < sizeof (panel->quick_search.ch)) + { + panel->quick_search.ch[panel->quick_search.chpoint] = c_code; + panel->quick_search.chpoint++; + } + + if (panel->quick_search.chpoint > 0) + { + switch (str_is_valid_char (panel->quick_search.ch, panel->quick_search.chpoint)) + { + case -2: + return; + case -1: + panel->quick_search.chpoint = 0; + return; + default: + g_string_append_len (panel->quick_search.buffer, panel->quick_search.ch, + panel->quick_search.chpoint); + panel->quick_search.chpoint = 0; + } + } + } + + reg_exp = g_strdup_printf ("%s*", panel->quick_search.buffer->str); + esc_str = strutils_escape (reg_exp, -1, ",|\\{}[]", TRUE); + search = mc_search_new (esc_str, NULL); + search->search_type = MC_SEARCH_T_GLOB; + search->is_entire_line = TRUE; + + switch (panels_options.qsearch_mode) + { + case QSEARCH_CASE_SENSITIVE: + search->is_case_sensitive = TRUE; + break; + case QSEARCH_CASE_INSENSITIVE: + search->is_case_sensitive = FALSE; + break; + default: + search->is_case_sensitive = panel->sort_info.case_sensitive; + break; + } + + curr = panel->current; + + for (i = panel->current; !wrapped || i != panel->current; i++) + { + if (i >= panel->dir.len) + { + i = 0; + if (wrapped) + break; + wrapped = TRUE; + } + if (mc_search_run + (search, panel->dir.list[i].fname->str, 0, panel->dir.list[i].fname->len, NULL)) + { + curr = i; + is_found = TRUE; + break; + } + } + if (is_found) + { + unselect_item (panel); + panel->current = curr; + select_item (panel); + widget_draw (WIDGET (panel)); + } + else if (c_code != KEY_BACKSPACE) + { + act = panel->quick_search.buffer->str + panel->quick_search.buffer->len; + str_prev_noncomb_char (&act, panel->quick_search.buffer->str); + g_string_set_size (panel->quick_search.buffer, act - panel->quick_search.buffer->str); + } + mc_search_free (search); + g_free (reg_exp); + g_free (esc_str); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Start new search. + * @param panel instance of WPanel structure + */ + +static void +start_search (WPanel * panel) +{ + if (panel->quick_search.active) + { + if (panel->current == panel->dir.len - 1) + panel->current = 0; + else + move_down (panel); + + /* in case if there was no search string we need to recall + previous string, with which we ended previous searching */ + if (panel->quick_search.buffer->len == 0) + mc_g_string_copy (panel->quick_search.buffer, panel->quick_search.prev_buffer); + + do_search (panel, 0); + } + else + { + panel->quick_search.active = TRUE; + g_string_set_size (panel->quick_search.buffer, 0); + panel->quick_search.ch[0] = '\0'; + panel->quick_search.chpoint = 0; + display_mini_info (panel); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +stop_search (WPanel * panel) +{ + if (!panel->quick_search.active) + return; + + panel->quick_search.active = FALSE; + + /* if user overrdied search string, we need to store it + to the quick_search.prev_buffer */ + if (panel->quick_search.buffer->len != 0) + mc_g_string_copy (panel->quick_search.prev_buffer, panel->quick_search.buffer); + + display_mini_info (panel); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Return TRUE if the Enter key has been processed, FALSE otherwise */ + +static gboolean +do_enter_on_file_entry (WPanel * panel, file_entry_t * fe) +{ + const char *fname = fe->fname->str; + vfs_path_t *full_name_vpath; + gboolean ok; + + /* + * Directory or link to directory - change directory. + * Try the same for the entries on which mc_lstat() has failed. + */ + if (S_ISDIR (fe->st.st_mode) || link_isdir (fe) || (fe->st.st_mode == 0)) + { + vfs_path_t *fname_vpath; + + fname_vpath = vfs_path_from_str (fname); + if (!panel_cd (panel, fname_vpath, cd_exact)) + cd_error_message (fname); + vfs_path_free (fname_vpath, TRUE); + return TRUE; + } + + full_name_vpath = vfs_path_append_new (panel->cwd_vpath, fname, (char *) NULL); + + /* Try associated command */ + ok = regex_command (full_name_vpath, "Open") != 0; + vfs_path_free (full_name_vpath, TRUE); + if (ok) + return TRUE; + + /* Check if the file is executable */ + full_name_vpath = vfs_path_append_new (panel->cwd_vpath, fname, (char *) NULL); + ok = (is_exe (fe->st.st_mode) && if_link_is_exe (full_name_vpath, fe)); + vfs_path_free (full_name_vpath, TRUE); + if (!ok) + return FALSE; + + if (confirm_execute + && query_dialog (_("The Midnight Commander"), _("Do you really want to execute?"), D_NORMAL, + 2, _("&Yes"), _("&No")) != 0) + return TRUE; + + if (!vfs_current_is_local ()) + { + int ret; + vfs_path_t *tmp_vpath; + + tmp_vpath = vfs_path_append_new (vfs_get_raw_current_dir (), fname, (char *) NULL); + ret = mc_setctl (tmp_vpath, VFS_SETCTL_RUN, NULL); + vfs_path_free (tmp_vpath, TRUE); + /* We took action only if the dialog was shown or the execution was successful */ + return confirm_execute || (ret == 0); + } + + { + char *tmp, *cmd; + + tmp = name_quote (fname, FALSE); + cmd = g_strconcat (".", PATH_SEP_STR, tmp, (char *) NULL); + g_free (tmp); + shell_execute (cmd, 0); + g_free (cmd); + } + +#ifdef HAVE_CHARSET + mc_global.source_codepage = default_source_codepage; +#endif + + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline gboolean +do_enter (WPanel * panel) +{ + return do_enter_on_file_entry (panel, panel_current_entry (panel)); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_cycle_listing_format (WPanel * panel) +{ + panel->list_format = (panel->list_format + 1) % LIST_FORMATS; + + if (set_panel_formats (panel) == 0) + do_refresh (); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +chdir_other_panel (WPanel * panel) +{ + const file_entry_t *entry; + vfs_path_t *new_dir_vpath; + char *curr_entry = NULL; + WPanel *p; + + entry = panel_current_entry (panel); + + if (get_other_type () != view_listing) + create_panel (get_other_index (), view_listing); + + if (S_ISDIR (entry->st.st_mode) || link_isdir (entry)) + new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, entry->fname->str, (char *) NULL); + else + { + new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, "..", (char *) NULL); + curr_entry = strrchr (vfs_path_get_last_path_str (panel->cwd_vpath), PATH_SEP); + } + + p = change_panel (); + panel_cd (p, new_dir_vpath, cd_exact); + vfs_path_free (new_dir_vpath, TRUE); + + if (curr_entry != NULL) + panel_set_current_by_name (p, curr_entry); + (void) change_panel (); + + move_down (panel); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Make the current directory of the current panel also the current + * directory of the other panel. Put the other panel to the listing + * mode if needed. If the current panel is panelized, the other panel + * doesn't become panelized. + */ + +static void +panel_sync_other (const WPanel * panel) +{ + if (get_other_type () != view_listing) + create_panel (get_other_index (), view_listing); + + panel_do_cd (other_panel, panel->cwd_vpath, cd_exact); + + /* try to set current filename on the other panel */ + if (!panel->is_panelized) + panel_set_current_by_name (other_panel, panel_current_entry (panel)->fname->str); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +chdir_to_readlink (WPanel * panel) +{ + const file_entry_t *fe; + vfs_path_t *new_dir_vpath; + char buffer[MC_MAXPATHLEN]; + int i; + struct stat st; + vfs_path_t *panel_fname_vpath; + gboolean ok; + WPanel *cpanel; + + if (get_other_type () != view_listing) + return; + + fe = panel_current_entry (panel); + + if (!S_ISLNK (fe->st.st_mode)) + return; + + i = readlink (fe->fname->str, buffer, MC_MAXPATHLEN - 1); + if (i < 0) + return; + + panel_fname_vpath = vfs_path_from_str (fe->fname->str); + ok = (mc_stat (panel_fname_vpath, &st) >= 0); + vfs_path_free (panel_fname_vpath, TRUE); + if (!ok) + return; + + buffer[i] = '\0'; + if (!S_ISDIR (st.st_mode)) + { + char *p; + + p = strrchr (buffer, PATH_SEP); + if (p != NULL && p[1] == '\0') + { + *p = '\0'; + p = strrchr (buffer, PATH_SEP); + } + if (p == NULL) + return; + + p[1] = '\0'; + } + if (IS_PATH_SEP (*buffer)) + new_dir_vpath = vfs_path_from_str (buffer); + else + new_dir_vpath = vfs_path_append_new (panel->cwd_vpath, buffer, (char *) NULL); + + cpanel = change_panel (); + panel_cd (cpanel, new_dir_vpath, cd_exact); + vfs_path_free (new_dir_vpath, TRUE); + (void) change_panel (); + + move_down (panel); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + function return 0 if not found and REAL_INDEX+1 if found + */ + +static gsize +panel_get_format_field_index_by_name (const WPanel * panel, const char *name) +{ + GSList *format; + gsize lc_index; + + for (lc_index = 1, format = panel->format; + format != NULL && strcmp (((format_item_t *) format->data)->title, name) != 0; + format = g_slist_next (format), lc_index++) + ; + + if (format == NULL) + lc_index = 0; + + return lc_index; +} + +/* --------------------------------------------------------------------------------------------- */ + +static const panel_field_t * +panel_get_sortable_field_by_format (const WPanel * panel, gsize lc_index) +{ + const panel_field_t *pfield; + const format_item_t *format; + + format = (const format_item_t *) g_slist_nth_data (panel->format, lc_index); + if (format == NULL) + return NULL; + + pfield = panel_get_field_by_title (format->title); + if (pfield == NULL) + return NULL; + if (pfield->sort_routine == NULL) + return NULL; + return pfield; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_toggle_sort_order_prev (WPanel * panel) +{ + gsize lc_index, i; + const char *title; + const panel_field_t *pfield = NULL; + + title = panel_get_title_without_hotkey (panel->sort_field->title_hotkey); + lc_index = panel_get_format_field_index_by_name (panel, title); + + if (lc_index > 1) + { + /* search for prev sortable column in panel format */ + for (i = lc_index - 1; + i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--) + ; + } + + if (pfield == NULL) + { + /* Sortable field not found. Try to search in each array */ + for (i = g_slist_length (panel->format); + i != 0 && (pfield = panel_get_sortable_field_by_format (panel, i - 1)) == NULL; i--) + ; + } + + if (pfield != NULL) + { + panel->sort_field = pfield; + panel_set_sort_order (panel, pfield); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_toggle_sort_order_next (WPanel * panel) +{ + gsize lc_index, i; + const panel_field_t *pfield = NULL; + gsize format_field_count; + const char *title; + + format_field_count = g_slist_length (panel->format); + title = panel_get_title_without_hotkey (panel->sort_field->title_hotkey); + lc_index = panel_get_format_field_index_by_name (panel, title); + + if (lc_index != 0 && lc_index != format_field_count) + { + /* search for prev sortable column in panel format */ + for (i = lc_index; + i != format_field_count + && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL; i++) + ; + } + + if (pfield == NULL) + { + /* Sortable field not found. Try to search in each array */ + for (i = 0; + i != format_field_count + && (pfield = panel_get_sortable_field_by_format (panel, i)) == NULL; i++) + ; + } + + if (pfield != NULL) + { + panel->sort_field = pfield; + panel_set_sort_order (panel, pfield); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_select_sort_order (WPanel * panel) +{ + const panel_field_t *sort_order; + + sort_order = sort_box (&panel->sort_info, panel->sort_field); + if (sort_order != NULL) + { + panel->sort_field = sort_order; + panel_set_sort_order (panel, sort_order); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +/** + * panel_content_scroll_left: + * @param panel the pointer to the panel on which we operate + * + * scroll long filename to the left (decrement scroll pointer) + * + */ + +static void +panel_content_scroll_left (WPanel * panel) +{ + if (panel->content_shift > -1) + { + if (panel->content_shift > panel->max_shift) + panel->content_shift = panel->max_shift; + + panel->content_shift--; + show_dir (panel); + paint_dir (panel); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * panel_content_scroll_right: + * @param panel the pointer to the panel on which we operate + * + * scroll long filename to the right (increment scroll pointer) + * + */ + +static void +panel_content_scroll_right (WPanel * panel) +{ + if (panel->content_shift < 0 || panel->content_shift < panel->max_shift) + { + panel->content_shift++; + show_dir (panel); + paint_dir (panel); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_set_sort_type_by_id (WPanel * panel, const char *name) +{ + if (strcmp (panel->sort_field->id, name) == 0) + panel->sort_info.reverse = !panel->sort_info.reverse; + else + { + const panel_field_t *sort_order; + + sort_order = panel_get_field_by_id (name); + if (sort_order == NULL) + return; + + panel->sort_field = sort_order; + } + + panel_set_sort_order (panel, panel->sort_field); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * If we moved to the parent directory move the 'current' pointer to + * the old directory name; If we leave VFS dir, remove FS specificator. + * + * You do _NOT_ want to add any vfs aware code here. <pavel@ucw.cz> + */ + +static const char * +get_parent_dir_name (const vfs_path_t * cwd_vpath, const vfs_path_t * lwd_vpath) +{ + size_t llen, clen; + const char *p, *lwd; + + llen = vfs_path_len (lwd_vpath); + clen = vfs_path_len (cwd_vpath); + + if (llen <= clen) + return NULL; + + lwd = vfs_path_as_str (lwd_vpath); + + p = g_strrstr (lwd, VFS_PATH_URL_DELIMITER); + + if (p == NULL) + { + const char *cwd; + + cwd = vfs_path_as_str (cwd_vpath); + + p = strrchr (lwd, PATH_SEP); + + if (p != NULL && strncmp (cwd, lwd, (size_t) (p - lwd)) == 0 + && (clen == (size_t) (p - lwd) || (p == lwd && IS_PATH_SEP (cwd[0]) && cwd[1] == '\0'))) + return (p + 1); + + return NULL; + } + + /* skip VFS prefix */ + while (--p > lwd && !IS_PATH_SEP (*p)) + ; + /* get last component */ + while (--p > lwd && !IS_PATH_SEP (*p)) + ; + + /* return last component */ + return (p != lwd || IS_PATH_SEP (*p)) ? p + 1 : p; +} + +/* --------------------------------------------------------------------------------------------- */ +/** Wrapper for do_subshell_chdir, check for availability of subshell */ + +static void +subshell_chdir (const vfs_path_t * vpath) +{ +#ifdef ENABLE_SUBSHELL + if (mc_global.tty.use_subshell && vfs_current_is_local ()) + do_subshell_chdir (vpath, FALSE); +#else /* ENABLE_SUBSHELL */ + (void) vpath; +#endif /* ENABLE_SUBSHELL */ +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Changes the current directory of the panel. + * Don't record change in the directory history. + */ + +static gboolean +panel_do_cd_int (WPanel * panel, const vfs_path_t * new_dir_vpath, enum cd_enum cd_type) +{ + vfs_path_t *olddir_vpath; + + /* Convert *new_path to a suitable pathname, handle ~user */ + if (cd_type == cd_parse_command) + { + const vfs_path_element_t *element; + + element = vfs_path_get_by_index (new_dir_vpath, 0); + if (strcmp (element->path, "-") == 0) + new_dir_vpath = panel->lwd_vpath; + } + + if (mc_chdir (new_dir_vpath) == -1) + return FALSE; + + /* Success: save previous directory, shutdown status of previous dir */ + olddir_vpath = vfs_path_clone (panel->cwd_vpath); + panel_set_lwd (panel, panel->cwd_vpath); + input_complete_free (cmdline); + + vfs_path_free (panel->cwd_vpath, TRUE); + vfs_setup_cwd (); + panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ()); + + vfs_release_path (olddir_vpath); + + subshell_chdir (panel->cwd_vpath); + + /* Reload current panel */ + panel_clean_dir (panel); + + if (!dir_list_load (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine, + &panel->sort_info, &panel->filter)) + message (D_ERROR, MSG_ERROR, _("Cannot read directory contents")); + + panel_set_current_by_name (panel, get_parent_dir_name (panel->cwd_vpath, olddir_vpath)); + + load_hint (FALSE); + panel->dirty = TRUE; + update_xterm_title_path (); + + vfs_path_free (olddir_vpath, TRUE); + + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +directory_history_next (WPanel * panel) +{ + gboolean ok; + + do + { + GList *next; + + ok = TRUE; + next = g_list_next (panel->dir_history.current); + if (next != NULL) + { + vfs_path_t *data_vpath; + + data_vpath = vfs_path_from_str ((char *) next->data); + ok = panel_do_cd_int (panel, data_vpath, cd_exact); + vfs_path_free (data_vpath, TRUE); + panel->dir_history.current = next; + } + /* skip directories that present in history but absent in file system */ + } + while (!ok); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +directory_history_prev (WPanel * panel) +{ + gboolean ok; + + do + { + GList *prev; + + ok = TRUE; + prev = g_list_previous (panel->dir_history.current); + if (prev != NULL) + { + vfs_path_t *data_vpath; + + data_vpath = vfs_path_from_str ((char *) prev->data); + ok = panel_do_cd_int (panel, data_vpath, cd_exact); + vfs_path_free (data_vpath, TRUE); + panel->dir_history.current = prev; + } + /* skip directories that present in history but absent in file system */ + } + while (!ok); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +directory_history_list (WPanel * panel) +{ + history_descriptor_t hd; + gboolean ok = FALSE; + size_t pos; + + pos = g_list_position (panel->dir_history.current, panel->dir_history.list); + + history_descriptor_init (&hd, WIDGET (panel)->rect.y, WIDGET (panel)->rect.x, + panel->dir_history.list, (int) pos); + history_show (&hd); + + panel->dir_history.list = hd.list; + if (hd.text != NULL) + { + vfs_path_t *s_vpath; + + s_vpath = vfs_path_from_str (hd.text); + ok = panel_do_cd_int (panel, s_vpath, cd_exact); + if (ok) + directory_history_add (panel, panel->cwd_vpath); + else + cd_error_message (hd.text); + vfs_path_free (s_vpath, TRUE); + g_free (hd.text); + } + + if (!ok) + { + /* Since history is fully modified in history_show(), panel->dir_history actually + * points to the invalid place. Try restore current position here. */ + + size_t i; + + panel->dir_history.current = panel->dir_history.list; + + for (i = 0; i <= pos; i++) + { + GList *prev; + + prev = g_list_previous (panel->dir_history.current); + if (prev == NULL) + break; + + panel->dir_history.current = prev; + } + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +panel_execute_cmd (WPanel * panel, long command) +{ + int res = MSG_HANDLED; + + if (command != CK_Search) + stop_search (panel); + + switch (command) + { + case CK_Up: + case CK_Down: + case CK_Left: + case CK_Right: + case CK_Bottom: + case CK_Top: + case CK_PageDown: + case CK_PageUp: + /* reset state of marks flag */ + state_mark = -1; + break; + default: + break; + } + + switch (command) + { + case CK_CycleListingFormat: + panel_cycle_listing_format (panel); + break; + case CK_PanelOtherCd: + chdir_other_panel (panel); + break; + case CK_PanelOtherCdLink: + chdir_to_readlink (panel); + break; + case CK_CopySingle: + copy_cmd_local (panel); + break; + case CK_DeleteSingle: + delete_cmd_local (panel); + break; + case CK_Enter: + do_enter (panel); + break; + case CK_ViewRaw: + view_raw_cmd (panel); + break; + case CK_EditNew: + edit_cmd_new (); + break; + case CK_MoveSingle: + rename_cmd_local (panel); + break; + case CK_SelectInvert: + panel_select_invert_files (panel); + break; + case CK_Select: + panel_select_files (panel); + break; + case CK_SelectExt: + panel_select_ext_cmd (panel); + break; + case CK_Unselect: + panel_unselect_files (panel); + break; + case CK_Filter: + panel_do_set_filter (panel); + break; + case CK_PageDown: + next_page (panel); + break; + case CK_PageUp: + prev_page (panel); + break; + case CK_CdChild: + goto_child_dir (panel); + break; + case CK_CdParent: + goto_parent_dir (panel); + break; + case CK_History: + directory_history_list (panel); + break; + case CK_HistoryNext: + directory_history_next (panel); + break; + case CK_HistoryPrev: + directory_history_prev (panel); + break; + case CK_BottomOnScreen: + goto_bottom_file (panel); + break; + case CK_MiddleOnScreen: + goto_middle_file (panel); + break; + case CK_TopOnScreen: + goto_top_file (panel); + break; + case CK_Mark: + mark_file (panel); + break; + case CK_MarkUp: + mark_file_up (panel); + break; + case CK_MarkDown: + mark_file_down (panel); + break; + case CK_MarkLeft: + mark_file_left (panel); + break; + case CK_MarkRight: + mark_file_right (panel); + break; + case CK_CdParentSmart: + res = force_maybe_cd (panel); + break; + case CK_Up: + move_up (panel); + break; + case CK_Down: + move_down (panel); + break; + case CK_Left: + res = move_left (panel); + break; + case CK_Right: + res = move_right (panel); + break; + case CK_Bottom: + move_end (panel); + break; + case CK_Top: + move_home (panel); + break; +#ifdef HAVE_CHARSET + case CK_SelectCodepage: + panel_change_encoding (panel); + break; +#endif + case CK_ScrollLeft: + panel_content_scroll_left (panel); + break; + case CK_ScrollRight: + panel_content_scroll_right (panel); + break; + case CK_Search: + start_search (panel); + break; + case CK_SearchStop: + break; + case CK_PanelOtherSync: + panel_sync_other (panel); + break; + case CK_Sort: + panel_select_sort_order (panel); + break; + case CK_SortPrev: + panel_toggle_sort_order_prev (panel); + break; + case CK_SortNext: + panel_toggle_sort_order_next (panel); + break; + case CK_SortReverse: + panel->sort_info.reverse = !panel->sort_info.reverse; + panel_set_sort_order (panel, panel->sort_field); + break; + case CK_SortByName: + panel_set_sort_type_by_id (panel, "name"); + break; + case CK_SortByExt: + panel_set_sort_type_by_id (panel, "extension"); + break; + case CK_SortBySize: + panel_set_sort_type_by_id (panel, "size"); + break; + case CK_SortByMTime: + panel_set_sort_type_by_id (panel, "mtime"); + break; + default: + res = MSG_NOT_HANDLED; + break; + } + + return res; +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +panel_key (WPanel * panel, int key) +{ + long command; + + if (is_abort_char (key)) + { + stop_search (panel); + return MSG_HANDLED; + } + + if (panel->quick_search.active && ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE)) + { + do_search (panel, key); + return MSG_HANDLED; + } + + command = widget_lookup_key (WIDGET (panel), key); + if (command != CK_IgnoreKey) + return panel_execute_cmd (panel, command); + + if (panels_options.torben_fj_mode && key == ALT ('h')) + { + goto_middle_file (panel); + return MSG_HANDLED; + } + + if (!command_prompt && ((key >= ' ' && key <= 255) || key == KEY_BACKSPACE)) + { + start_search (panel); + do_search (panel, key); + return MSG_HANDLED; + } + + return MSG_NOT_HANDLED; +} + +/* --------------------------------------------------------------------------------------------- */ + +static cb_ret_t +panel_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data) +{ + WPanel *panel = PANEL (w); + WDialog *h = DIALOG (w->owner); + WButtonBar *bb; + + switch (msg) + { + case MSG_INIT: + /* subscribe to "history_load" event */ + mc_event_add (h->event_group, MCEVENT_HISTORY_LOAD, panel_load_history, w, NULL); + /* subscribe to "history_save" event */ + mc_event_add (h->event_group, MCEVENT_HISTORY_SAVE, panel_save_history, w, NULL); + return MSG_HANDLED; + + case MSG_DRAW: + /* Repaint everything, including frame and separator */ + widget_erase (w); + show_dir (panel); + panel_print_header (panel); + adjust_top_file (panel); + paint_dir (panel); + mini_info_separator (panel); + display_mini_info (panel); + panel->dirty = FALSE; + return MSG_HANDLED; + + case MSG_FOCUS: + state_mark = -1; + current_panel = panel; + panel->active = TRUE; + + if (mc_chdir (panel->cwd_vpath) != 0) + { + char *cwd; + + cwd = vfs_path_to_str_flags (panel->cwd_vpath, 0, VPF_STRIP_PASSWORD); + cd_error_message (cwd); + g_free (cwd); + } + else + subshell_chdir (panel->cwd_vpath); + + update_xterm_title_path (); + select_item (panel); + + bb = buttonbar_find (h); + midnight_set_buttonbar (bb); + widget_draw (WIDGET (bb)); + return MSG_HANDLED; + + case MSG_UNFOCUS: + /* Janne: look at this for the multiple panel options */ + stop_search (panel); + panel->active = FALSE; + unselect_item (panel); + return MSG_HANDLED; + + case MSG_KEY: + return panel_key (panel, parm); + + case MSG_ACTION: + return panel_execute_cmd (panel, parm); + + case MSG_DESTROY: + vfs_stamp_path (panel->cwd_vpath); + /* unsubscribe from "history_load" event */ + mc_event_del (h->event_group, MCEVENT_HISTORY_LOAD, panel_load_history, w); + /* unsubscribe from "history_save" event */ + mc_event_del (h->event_group, MCEVENT_HISTORY_SAVE, panel_save_history, w); + panel_destroy (panel); + free_my_statfs (); + return MSG_HANDLED; + + default: + return widget_default_callback (w, sender, msg, parm, data); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/* */ +/* Panel mouse events support routines */ +/* */ + +static void +mouse_toggle_mark (WPanel * panel) +{ + do_mark_file (panel, MARK_DONT_MOVE); + mouse_marking = (panel_current_entry (panel)->f.marked != 0); + mouse_mark_panel = current_panel; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +mouse_set_mark (WPanel * panel) +{ + if (mouse_mark_panel == panel) + { + const file_entry_t *fe; + + fe = panel_current_entry (panel); + + if (mouse_marking && fe->f.marked == 0) + do_mark_file (panel, MARK_DONT_MOVE); + else if (!mouse_marking && fe->f.marked != 0) + do_mark_file (panel, MARK_DONT_MOVE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +mark_if_marking (WPanel * panel, const mouse_event_t * event, int previous_current) +{ + if ((event->buttons & GPM_B_RIGHT) == 0) + return; + + if (event->msg == MSG_MOUSE_DOWN) + mouse_toggle_mark (panel); + else + { + int pcurr, curr1, curr2; + + pcurr = panel->current; + curr1 = MIN (previous_current, panel->current); + curr2 = MAX (previous_current, panel->current); + + for (; curr1 <= curr2; curr1++) + { + panel->current = curr1; + mouse_set_mark (panel); + } + + panel->current = pcurr; + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** Determine which column was clicked, and sort the panel on + * that column, or reverse sort on that column if already + * sorted on that column. + */ + +static void +mouse_sort_col (WPanel * panel, int x) +{ + int i = 0; + GSList *format; + const char *lc_sort_name = NULL; + panel_field_t *col_sort_format = NULL; + + for (format = panel->format; format != NULL; format = g_slist_next (format)) + { + format_item_t *fi = (format_item_t *) format->data; + + i += fi->field_len; + if (x < i + 1) + { + /* found column */ + lc_sort_name = fi->title; + break; + } + } + + if (lc_sort_name == NULL) + return; + + for (i = 0; panel_fields[i].id != NULL; i++) + { + const char *title; + + title = panel_get_title_without_hotkey (panel_fields[i].title_hotkey); + if (panel_fields[i].sort_routine != NULL && strcmp (title, lc_sort_name) == 0) + { + col_sort_format = &panel_fields[i]; + break; + } + } + + if (col_sort_format != NULL) + { + if (panel->sort_field == col_sort_format) + /* reverse the sort if clicked column is already the sorted column */ + panel->sort_info.reverse = !panel->sort_info.reverse; + else + /* new sort is forced to be ascending */ + panel->sort_info.reverse = FALSE; + + panel_set_sort_order (panel, col_sort_format); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static int +panel_mouse_is_on_item (const WPanel * panel, int y, int x) +{ + int lines, col_width, col; + + if (y < 0) + return MOUSE_UPPER_FILE_LIST; + + lines = panel_lines (panel); + if (y >= lines) + return MOUSE_BELOW_FILE_LIST; + + col_width = (CONST_WIDGET (panel)->rect.cols - 2) / panel->list_cols; + /* column where mouse is */ + col = x / col_width; + + y += panel->top + lines * col; + + /* are we below or in the next column of last file? */ + if (y > panel->dir.len) + return MOUSE_AFTER_LAST_FILE; + + /* we are on item of the file file; return an index to select a file */ + return y; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_mouse_callback (Widget * w, mouse_msg_t msg, mouse_event_t * event) +{ + WPanel *panel = PANEL (w); + gboolean is_active; + + is_active = widget_is_active (w); + + switch (msg) + { + case MSG_MOUSE_DOWN: + if (event->y == 0) + { + /* top frame */ + if (event->x == 1) + /* "<" button */ + directory_history_prev (panel); + else if (event->x == w->rect.cols - 2) + /* ">" button */ + directory_history_next (panel); + else if (event->x >= w->rect.cols - 5 && event->x <= w->rect.cols - 3) + /* "^" button */ + directory_history_list (panel); + else if (event->x == w->rect.cols - 6) + /* "." button show/hide hidden files */ + send_message (filemanager, NULL, MSG_ACTION, CK_ShowHidden, NULL); + else + { + /* no other events on 1st line, return MOU_UNHANDLED */ + event->result.abort = TRUE; + /* avoid extra panel redraw */ + panel->dirty = FALSE; + } + break; + } + + if (event->y == 1) + { + /* sort on clicked column */ + mouse_sort_col (panel, event->x + 1); + break; + } + + if (!is_active) + (void) change_panel (); + MC_FALLTHROUGH; + + case MSG_MOUSE_DRAG: + { + int my_index; + int previous_current; + + my_index = panel_mouse_is_on_item (panel, event->y - 2, event->x); + previous_current = panel->current; + + switch (my_index) + { + case MOUSE_UPPER_FILE_LIST: + move_up (panel); + mark_if_marking (panel, event, previous_current); + break; + + case MOUSE_BELOW_FILE_LIST: + move_down (panel); + mark_if_marking (panel, event, previous_current); + break; + + case MOUSE_AFTER_LAST_FILE: + break; /* do nothing */ + + default: + if (my_index != panel->current) + { + unselect_item (panel); + panel->current = my_index; + select_item (panel); + } + + mark_if_marking (panel, event, previous_current); + break; + } + } + break; + + case MSG_MOUSE_UP: + break; + + case MSG_MOUSE_CLICK: + if ((event->count & GPM_DOUBLE) != 0 && (event->buttons & GPM_B_LEFT) != 0 && + panel_mouse_is_on_item (panel, event->y - 2, event->x) >= 0) + do_enter (panel); + break; + + case MSG_MOUSE_MOVE: + break; + + case MSG_MOUSE_SCROLL_UP: + if (is_active) + { + if (panels_options.mouse_move_pages && panel->top > 0) + prev_page (panel); + else /* We are in first page */ + move_up (panel); + } + break; + + case MSG_MOUSE_SCROLL_DOWN: + if (is_active) + { + if (panels_options.mouse_move_pages + && panel->top + panel_items (panel) < panel->dir.len) + next_page (panel); + else /* We are in last page */ + move_down (panel); + } + break; + + default: + break; + } + + if (panel->dirty) + widget_draw (w); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +reload_panelized (WPanel * panel) +{ + int i, j; + dir_list *list = &panel->dir; + + /* refresh current VFS directory required for vfs_path_from_str() */ + (void) mc_chdir (panel->cwd_vpath); + + for (i = 0, j = 0; i < list->len; i++) + { + vfs_path_t *vpath; + + vpath = vfs_path_from_str (list->list[i].fname->str); + if (mc_lstat (vpath, &list->list[i].st) != 0) + g_string_free (list->list[i].fname, TRUE); + else + { + if (j != i) + list->list[j] = list->list[i]; + j++; + } + vfs_path_free (vpath, TRUE); + } + if (j == 0) + dir_list_init (list); + else + list->len = j; + + recalculate_panel_summary (panel); + + if (panel != current_panel) + (void) mc_chdir (current_panel->cwd_vpath); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +update_one_panel_widget (WPanel * panel, panel_update_flags_t flags, const char *current_file) +{ + gboolean free_pointer; + char *my_current_file = NULL; + + if ((flags & UP_RELOAD) != 0) + { + panel->is_panelized = FALSE; + mc_setctl (panel->cwd_vpath, VFS_SETCTL_FLUSH, NULL); + memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat)); + } + + /* If current_file == -1 (an invalid pointer) then preserve current */ + free_pointer = current_file == UP_KEEPSEL; + + if (free_pointer) + { + const GString *fname; + + fname = panel_current_entry (panel)->fname; + my_current_file = g_strndup (fname->str, fname->len); + current_file = my_current_file; + } + + if (panel->is_panelized) + reload_panelized (panel); + else + panel_reload (panel); + + panel_set_current_by_name (panel, current_file); + panel->dirty = TRUE; + + if (free_pointer) + g_free (my_current_file); +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +update_one_panel (int which, panel_update_flags_t flags, const char *current_file) +{ + if (get_panel_type (which) == view_listing) + { + WPanel *panel; + + panel = PANEL (get_panel_widget (which)); + if (panel->is_panelized) + flags &= ~UP_RELOAD; + update_one_panel_widget (panel, flags, current_file); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_set_current (WPanel * panel, int i) +{ + if (i != panel->current) + { + panel->dirty = TRUE; + panel->current = i; + panel->top = panel->current - (WIDGET (panel)->rect.lines - 2) / 2; + if (panel->top < 0) + panel->top = 0; + } +} + +/* --------------------------------------------------------------------------------------------- */ + +/* event callback */ +static gboolean +event_update_panels (const gchar * event_group_name, const gchar * event_name, + gpointer init_data, gpointer data) +{ + (void) event_group_name; + (void) event_name; + (void) init_data; + (void) data; + + update_panels (UP_RELOAD, UP_KEEPSEL); + + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +/* event callback */ +static gboolean +panel_save_current_file_to_clip_file (const gchar * event_group_name, const gchar * event_name, + gpointer init_data, gpointer data) +{ + (void) event_group_name; + (void) event_name; + (void) init_data; + (void) data; + + if (current_panel->marked == 0) + mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_to_file", + (gpointer) panel_current_entry (current_panel)->fname->str); + else + { + int i; + gboolean first = TRUE; + char *flist = NULL; + + for (i = 0; i < current_panel->dir.len; i++) + { + const file_entry_t *fe = ¤t_panel->dir.list[i]; + + if (fe->f.marked != 0) + { /* Skip the unmarked ones */ + if (first) + { + flist = g_strndup (fe->fname->str, fe->fname->len); + first = FALSE; + } + else + { + /* Add empty lines after the file */ + char *tmp; + + tmp = g_strconcat (flist, "\n", fe->fname->str, (char *) NULL); + g_free (flist); + flist = tmp; + } + } + } + + mc_event_raise (MCEVENT_GROUP_CORE, "clipboard_text_to_file", (gpointer) flist); + g_free (flist); + } + return TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +static vfs_path_t * +panel_recursive_cd_to_parent (const vfs_path_t * vpath) +{ + vfs_path_t *cwd_vpath; + + cwd_vpath = vfs_path_clone (vpath); + + while (mc_chdir (cwd_vpath) < 0) + { + const char *panel_cwd_path; + vfs_path_t *tmp_vpath; + + /* check if path contains only '/' */ + panel_cwd_path = vfs_path_as_str (cwd_vpath); + if (panel_cwd_path != NULL && IS_PATH_SEP (panel_cwd_path[0]) && panel_cwd_path[1] == '\0') + { + vfs_path_free (cwd_vpath, TRUE); + return NULL; + } + + tmp_vpath = vfs_path_vtokens_get (cwd_vpath, 0, -1); + vfs_path_free (cwd_vpath, TRUE); + cwd_vpath = + vfs_path_build_filename (PATH_SEP_STR, vfs_path_as_str (tmp_vpath), (char *) NULL); + vfs_path_free (tmp_vpath, TRUE); + } + + return cwd_vpath; +} + +/* --------------------------------------------------------------------------------------------- */ + +static void +panel_dir_list_callback (dir_list_cb_state_t state, void *data) +{ + static int count = 0; + + (void) data; + + switch (state) + { + case DIR_OPEN: + count = 0; + break; + + case DIR_READ: + count++; + if ((count & 15) == 0) + rotate_dash (TRUE); + break; + + case DIR_CLOSE: + rotate_dash (FALSE); + break; + + default: + g_assert_not_reached (); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/*** public functions ****************************************************************************/ +/* --------------------------------------------------------------------------------------------- */ + +void +panel_set_current_by_name (WPanel * panel, const char *name) +{ + int i; + char *subdir; + + if (name == NULL) + { + panel_set_current (panel, 0); + return; + } + + /* We only want the last component of the directory, + * and from this only the name without suffix. + * Cut prefix if the panel is not panelized */ + if (panel->is_panelized) + subdir = vfs_strip_suffix_from_filename (name); + else + subdir = vfs_strip_suffix_from_filename (x_basename (name)); + + /* Search that subdir or filename without prefix (if not panelized panel), + make it current if found */ + for (i = 0; i < panel->dir.len; i++) + if (strcmp (subdir, panel->dir.list[i].fname->str) == 0) + { + panel_set_current (panel, i); + g_free (subdir); + return; + } + + /* Make current near the filee that is missing */ + if (panel->current >= panel->dir.len) + panel_set_current (panel, panel->dir.len - 1); + g_free (subdir); + + select_item (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_clean_dir (WPanel * panel) +{ + panel->top = 0; + panel->current = 0; + panel->marked = 0; + panel->dirs_marked = 0; + panel->total = 0; + panel->quick_search.active = FALSE; + panel->is_panelized = FALSE; + panel->dirty = TRUE; + panel->content_shift = -1; + panel->max_shift = -1; + + dir_list_free_list (&panel->dir); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Set Up panel's current dir object + * + * @param panel panel object + * @param path_str string contain path + */ + +void +panel_set_cwd (WPanel * panel, const vfs_path_t * vpath) +{ + if (vpath != panel->cwd_vpath) /* check if new vpath is not the panel->cwd_vpath object */ + { + vfs_path_free (panel->cwd_vpath, TRUE); + panel->cwd_vpath = vfs_path_clone (vpath); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Set Up panel's last working dir object + * + * @param panel panel object + * @param path_str string contain path + */ + +void +panel_set_lwd (WPanel * panel, const vfs_path_t * vpath) +{ + if (vpath != panel->lwd_vpath) /* check if new vpath is not the panel->lwd_vpath object */ + { + vfs_path_free (panel->lwd_vpath, TRUE); + panel->lwd_vpath = vfs_path_clone (vpath); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Creatie an empty panel with specified size. + * + * @param panel_name name of panel for setup receiving + * + * @return new instance of WPanel + */ + +WPanel * +panel_sized_empty_new (const char *panel_name, int y, int x, int lines, int cols) +{ + WRect r = { y, x, lines, cols }; + WPanel *panel; + Widget *w; + char *section; + int i, err; + + panel = g_new0 (WPanel, 1); + w = WIDGET (panel); + widget_init (w, &r, panel_callback, panel_mouse_callback); + w->options |= WOP_SELECTABLE | WOP_TOP_SELECT; + w->keymap = panel_map; + + panel->dir.size = DIR_LIST_MIN_SIZE; + panel->dir.list = g_new (file_entry_t, panel->dir.size); + panel->dir.len = 0; + panel->dir.callback = panel_dir_list_callback; + + panel->list_cols = 1; + panel->brief_cols = 2; + panel->dirty = TRUE; + panel->content_shift = -1; + panel->max_shift = -1; + + panel->list_format = list_full; + panel->user_format = g_strdup (DEFAULT_USER_FORMAT); + + panel->filter.flags = FILE_FILTER_DEFAULT_FLAGS; + + for (i = 0; i < LIST_FORMATS; i++) + panel->user_status_format[i] = g_strdup (DEFAULT_USER_FORMAT); + +#ifdef HAVE_CHARSET + panel->codepage = SELECT_CHARSET_NO_TRANSLATE; +#endif + + panel->frame_size = frame_half; + + panel->quick_search.buffer = g_string_sized_new (MC_MAXFILENAMELEN); + panel->quick_search.prev_buffer = g_string_sized_new (MC_MAXFILENAMELEN); + + panel->name = g_strdup (panel_name); + panel->dir_history.name = g_strconcat ("Dir Hist ", panel->name, (char *) NULL); + /* directories history will be get later */ + + section = g_strconcat ("Temporal:", panel->name, (char *) NULL); + if (!mc_config_has_group (mc_global.main_config, section)) + { + g_free (section); + section = g_strdup (panel->name); + } + panel_load_setup (panel, section); + g_free (section); + + if (panel->filter.value != NULL) + { + gboolean case_sens = (panel->filter.flags & SELECT_MATCH_CASE) != 0; + gboolean shell_patterns = (panel->filter.flags & SELECT_SHELL_PATTERNS) != 0; + + panel->filter.handler = mc_search_new (panel->filter.value, NULL); + panel->filter.handler->search_type = shell_patterns ? MC_SEARCH_T_GLOB : MC_SEARCH_T_REGEX; + panel->filter.handler->is_entire_line = TRUE; + panel->filter.handler->is_case_sensitive = case_sens; + + /* FIXME: silent check -- do not display an error message */ + if (!mc_search_prepare (panel->filter.handler)) + file_filter_clear (&panel->filter); + } + + /* Load format strings */ + err = set_panel_formats (panel); + if (err != 0) + set_panel_formats (panel); + + return panel; +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Panel creation for specified size and directory. + * + * @param panel_name name of panel for setup retrieving + * @param y y coordinate of top-left corner + * @param x x coordinate of top-left corner + * @param lines vertical size + * @param cols horizontal size + * @param vpath working panel directory. If NULL then current directory is used + * + * @return new instance of WPanel + */ + +WPanel * +panel_sized_with_dir_new (const char *panel_name, int y, int x, int lines, int cols, + const vfs_path_t * vpath) +{ + WPanel *panel; + char *curdir = NULL; +#ifdef HAVE_CHARSET + const vfs_path_element_t *path_element; +#endif + + panel = panel_sized_empty_new (panel_name, y, x, lines, cols); + + if (vpath != NULL) + { + curdir = vfs_get_cwd (); + panel_set_cwd (panel, vpath); + } + else + { + vfs_setup_cwd (); + panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ()); + } + + panel_set_lwd (panel, vfs_get_raw_current_dir ()); + +#ifdef HAVE_CHARSET + path_element = vfs_path_get_by_index (panel->cwd_vpath, -1); + if (path_element->encoding != NULL) + panel->codepage = get_codepage_index (path_element->encoding); +#endif + + if (mc_chdir (panel->cwd_vpath) != 0) + { +#ifdef HAVE_CHARSET + panel->codepage = SELECT_CHARSET_NO_TRANSLATE; +#endif + vfs_setup_cwd (); + vfs_path_free (panel->cwd_vpath, TRUE); + panel->cwd_vpath = vfs_path_clone (vfs_get_raw_current_dir ()); + } + + /* Load the default format */ + if (!dir_list_load (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine, + &panel->sort_info, &panel->filter)) + message (D_ERROR, MSG_ERROR, _("Cannot read directory contents")); + + /* Restore old right path */ + if (curdir != NULL) + { + vfs_path_t *tmp_vpath; + int err; + + tmp_vpath = vfs_path_from_str (curdir); + mc_chdir (tmp_vpath); + vfs_path_free (tmp_vpath, TRUE); + (void) err; + } + g_free (curdir); + + return panel; +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_reload (WPanel * panel) +{ + struct stat current_stat; + vfs_path_t *cwd_vpath; + + if (panels_options.fast_reload && stat (vfs_path_as_str (panel->cwd_vpath), ¤t_stat) == 0 + && current_stat.st_ctime == panel->dir_stat.st_ctime + && current_stat.st_mtime == panel->dir_stat.st_mtime) + return; + + cwd_vpath = panel_recursive_cd_to_parent (panel->cwd_vpath); + vfs_path_free (panel->cwd_vpath, TRUE); + + if (cwd_vpath == NULL) + { + panel->cwd_vpath = vfs_path_from_str (PATH_SEP_STR); + panel_clean_dir (panel); + dir_list_init (&panel->dir); + return; + } + + panel->cwd_vpath = cwd_vpath; + memset (&(panel->dir_stat), 0, sizeof (panel->dir_stat)); + show_dir (panel); + + if (!dir_list_reload (&panel->dir, panel->cwd_vpath, panel->sort_field->sort_routine, + &panel->sort_info, &panel->filter)) + message (D_ERROR, MSG_ERROR, _("Cannot read directory contents")); + + panel->dirty = TRUE; + if (panel->current >= panel->dir.len) + panel_set_current (panel, panel->dir.len - 1); + + recalculate_panel_summary (panel); +} + +/* --------------------------------------------------------------------------------------------- */ +/* Switches the panel to the mode specified in the format */ +/* Setting up both format and status string. Return: 0 - on success; */ +/* 1 - format error; 2 - status error; 3 - errors in both formats. */ + +int +set_panel_formats (WPanel * p) +{ + GSList *form; + char *err = NULL; + int retcode = 0; + + form = use_display_format (p, panel_format (p), &err, FALSE); + + if (err != NULL) + { + g_free (err); + retcode = 1; + } + else + { + g_slist_free_full (p->format, (GDestroyNotify) format_item_free); + p->format = form; + } + + if (panels_options.show_mini_info) + { + form = use_display_format (p, mini_status_format (p), &err, TRUE); + + if (err != NULL) + { + g_free (err); + retcode += 2; + } + else + { + g_slist_free_full (p->status_format, (GDestroyNotify) format_item_free); + p->status_format = form; + } + } + + panel_update_cols (WIDGET (p), p->frame_size); + + if (retcode) + message (D_ERROR, _("Warning"), + _("User supplied format looks invalid, reverting to default.")); + if (retcode & 0x01) + { + g_free (p->user_format); + p->user_format = g_strdup (DEFAULT_USER_FORMAT); + } + if (retcode & 0x02) + { + g_free (p->user_status_format[p->list_format]); + p->user_status_format[p->list_format] = g_strdup (DEFAULT_USER_FORMAT); + } + + return retcode; +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_set_filter (WPanel * panel, const file_filter_t * filter) +{ + MC_PTR_FREE (panel->filter.value); + mc_search_free (panel->filter.handler); + panel->filter.handler = NULL; + + /* NULL to clear filter */ + if (filter != NULL) + panel->filter = *filter; + + reread_cmd (); +} + +/* --------------------------------------------------------------------------------------------- */ + +/* Select current item and readjust the panel */ +void +select_item (WPanel * panel) +{ + adjust_top_file (panel); + + panel->dirty = TRUE; + + execute_hooks (select_file_hook); +} + +/* --------------------------------------------------------------------------------------------- */ +/** Clears all files in the panel, used only when one file was marked */ +void +unmark_files (WPanel * panel) +{ + if (panel->marked != 0) + { + int i; + + for (i = 0; i < panel->dir.len; i++) + file_mark (panel, i, 0); + + panel->dirs_marked = 0; + panel->marked = 0; + panel->total = 0; + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** Recalculate the panels summary information, used e.g. when marked + files might have been removed by an external command */ + +void +recalculate_panel_summary (WPanel * panel) +{ + int i; + + panel->marked = 0; + panel->dirs_marked = 0; + panel->total = 0; + + for (i = 0; i < panel->dir.len; i++) + if (panel->dir.list[i].f.marked != 0) + { + /* do_file_mark will return immediately if newmark == oldmark. + So we have to first unmark it to get panel's summary information + updated. (Norbert) */ + panel->dir.list[i].f.marked = 0; + do_file_mark (panel, i, 1); + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** This routine marks a file or a directory */ + +void +do_file_mark (WPanel * panel, int idx, int mark) +{ + if (panel->dir.list[idx].f.marked == mark) + return; + + /* Only '..' can't be marked, '.' isn't visible */ + if (DIR_IS_DOTDOT (panel->dir.list[idx].fname->str)) + return; + + file_mark (panel, idx, mark); + if (panel->dir.list[idx].f.marked != 0) + { + panel->marked++; + + if (S_ISDIR (panel->dir.list[idx].st.st_mode)) + { + if (panel->dir.list[idx].f.dir_size_computed != 0) + panel->total += (uintmax_t) panel->dir.list[idx].st.st_size; + panel->dirs_marked++; + } + else + panel->total += (uintmax_t) panel->dir.list[idx].st.st_size; + + set_colors (panel); + } + else + { + if (S_ISDIR (panel->dir.list[idx].st.st_mode)) + { + if (panel->dir.list[idx].f.dir_size_computed != 0) + panel->total -= (uintmax_t) panel->dir.list[idx].st.st_size; + panel->dirs_marked--; + } + else + panel->total -= (uintmax_t) panel->dir.list[idx].st.st_size; + + panel->marked--; + } +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Changes the current directory of the panel. + * Record change in the directory history. + */ +gboolean +panel_do_cd (WPanel * panel, const vfs_path_t * new_dir_vpath, enum cd_enum cd_type) +{ + gboolean r; + + r = panel_do_cd_int (panel, new_dir_vpath, cd_type); + if (r) + directory_history_add (panel, panel->cwd_vpath); + return r; +} + +/* --------------------------------------------------------------------------------------------- */ + +void +file_mark (WPanel * panel, int lc_index, int val) +{ + if (panel->dir.list[lc_index].f.marked != val) + { + panel->dir.list[lc_index].f.marked = val; + panel->dirty = TRUE; + } +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_re_sort (WPanel * panel) +{ + char *filename; + const file_entry_t *fe; + int i; + + if (panel == NULL) + return; + + fe = panel_current_entry (panel); + filename = g_strndup (fe->fname->str, fe->fname->len); + unselect_item (panel); + dir_list_sort (&panel->dir, panel->sort_field->sort_routine, &panel->sort_info); + panel->current = -1; + + for (i = panel->dir.len; i != 0; i--) + if (strcmp (panel->dir.list[i - 1].fname->str, filename) == 0) + { + panel->current = i - 1; + break; + } + + g_free (filename); + panel->top = panel->current - panel_items (panel) / 2; + select_item (panel); + panel->dirty = TRUE; +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_set_sort_order (WPanel * panel, const panel_field_t * sort_order) +{ + if (sort_order == NULL) + return; + + panel->sort_field = sort_order; + + /* The directory is already sorted, we have to load the unsorted stuff */ + if (sort_order->sort_routine == (GCompareFunc) unsorted) + { + char *current_file; + const GString *fname; + + fname = panel_current_entry (panel)->fname; + current_file = g_strndup (fname->str, fname->len); + panel_reload (panel); + panel_set_current_by_name (panel, current_file); + g_free (current_file); + } + panel_re_sort (panel); +} + +/* --------------------------------------------------------------------------------------------- */ + +#ifdef HAVE_CHARSET + +/** + * Change panel encoding. + * @param panel WPanel object + */ + +void +panel_change_encoding (WPanel * panel) +{ + const char *encoding = NULL; + char *errmsg; + int r; + + r = select_charset (-1, -1, panel->codepage, FALSE); + + if (r == SELECT_CHARSET_CANCEL) + return; /* Cancel */ + + panel->codepage = r; + + if (panel->codepage == SELECT_CHARSET_NO_TRANSLATE) + { + /* No translation */ + vfs_path_t *cd_path_vpath; + + g_free (init_translation_table (mc_global.display_codepage, mc_global.display_codepage)); + cd_path_vpath = remove_encoding_from_path (panel->cwd_vpath); + panel_do_cd (panel, cd_path_vpath, cd_parse_command); + show_dir (panel); + vfs_path_free (cd_path_vpath, TRUE); + return; + } + + errmsg = init_translation_table (panel->codepage, mc_global.display_codepage); + if (errmsg != NULL) + { + message (D_ERROR, MSG_ERROR, "%s", errmsg); + g_free (errmsg); + return; + } + + encoding = get_codepage_id (panel->codepage); + if (encoding != NULL) + { + vfs_path_change_encoding (panel->cwd_vpath, encoding); + + if (!panel_do_cd (panel, panel->cwd_vpath, cd_parse_command)) + cd_error_message (vfs_path_as_str (panel->cwd_vpath)); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +/** + * Remove encode info from last path element. + * + */ +vfs_path_t * +remove_encoding_from_path (const vfs_path_t * vpath) +{ + vfs_path_t *ret_vpath; + GString *tmp_conv; + int indx; + + ret_vpath = vfs_path_new (FALSE); + + tmp_conv = g_string_new (""); + + for (indx = 0; indx < vfs_path_elements_count (vpath); indx++) + { + GIConv converter; + vfs_path_element_t *path_element; + + path_element = vfs_path_element_clone (vfs_path_get_by_index (vpath, indx)); + + if (path_element->encoding == NULL) + { + vfs_path_add_element (ret_vpath, path_element); + continue; + } + + converter = str_crt_conv_to (path_element->encoding); + if (converter == INVALID_CONV) + { + vfs_path_add_element (ret_vpath, path_element); + continue; + } + + MC_PTR_FREE (path_element->encoding); + + str_vfs_convert_from (converter, path_element->path, tmp_conv); + + g_free (path_element->path); + path_element->path = g_strndup (tmp_conv->str, tmp_conv->len); + + g_string_set_size (tmp_conv, 0); + + str_close_conv (converter); + str_close_conv (path_element->dir.converter); + path_element->dir.converter = INVALID_CONV; + vfs_path_add_element (ret_vpath, path_element); + } + g_string_free (tmp_conv, TRUE); + return ret_vpath; +} +#endif /* HAVE_CHARSET */ + +/* --------------------------------------------------------------------------------------------- */ + +/** + * This routine reloads the directory in both panels. It tries to + * select current_file in current_panel and other_file in other_panel. + * If current_file == -1 then it automatically sets current_file and + * other_file to the current files in the panels. + * + * If flags has the UP_ONLY_CURRENT bit toggled on, then it + * will not reload the other panel. + * + * @param flags for reload panel + * @param current_file name of the current file + */ + +void +update_panels (panel_update_flags_t flags, const char *current_file) +{ + WPanel *panel; + + /* first, update other panel... */ + if ((flags & UP_ONLY_CURRENT) == 0) + update_one_panel (get_other_index (), flags, UP_KEEPSEL); + /* ...then current one */ + update_one_panel (get_current_index (), flags, current_file); + + if (get_current_type () == view_listing) + panel = PANEL (get_panel_widget (get_current_index ())); + else + panel = PANEL (get_panel_widget (get_other_index ())); + + if (!panel->is_panelized) + (void) mc_chdir (panel->cwd_vpath); +} + +/* --------------------------------------------------------------------------------------------- */ + +gsize +panel_get_num_of_sortable_fields (void) +{ + gsize ret = 0, lc_index; + + for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++) + if (panel_fields[lc_index].is_user_choice) + ret++; + return ret; +} + +/* --------------------------------------------------------------------------------------------- */ + +char ** +panel_get_sortable_fields (gsize * array_size) +{ + char **ret; + gsize lc_index, i; + + lc_index = panel_get_num_of_sortable_fields (); + + ret = g_try_new0 (char *, lc_index + 1); + if (ret == NULL) + return NULL; + + if (array_size != NULL) + *array_size = lc_index; + + lc_index = 0; + + for (i = 0; panel_fields[i].id != NULL; i++) + if (panel_fields[i].is_user_choice) + ret[lc_index++] = g_strdup (_(panel_fields[i].title_hotkey)); + + return ret; +} + +/* --------------------------------------------------------------------------------------------- */ + +const panel_field_t * +panel_get_field_by_id (const char *name) +{ + gsize lc_index; + + for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++) + if (panel_fields[lc_index].id != NULL && strcmp (name, panel_fields[lc_index].id) == 0) + return &panel_fields[lc_index]; + + return NULL; +} + +/* --------------------------------------------------------------------------------------------- */ + +const panel_field_t * +panel_get_field_by_title_hotkey (const char *name) +{ + gsize lc_index; + + for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++) + if (panel_fields[lc_index].title_hotkey != NULL && + strcmp (name, _(panel_fields[lc_index].title_hotkey)) == 0) + return &panel_fields[lc_index]; + + return NULL; +} + +/* --------------------------------------------------------------------------------------------- */ + +const panel_field_t * +panel_get_field_by_title (const char *name) +{ + gsize lc_index; + + for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++) + { + const char *title; + + title = panel_get_title_without_hotkey (panel_fields[lc_index].title_hotkey); + if (strcmp (title, name) == 0) + return &panel_fields[lc_index]; + } + + return NULL; +} + +/* --------------------------------------------------------------------------------------------- */ + +gsize +panel_get_num_of_user_possible_fields (void) +{ + gsize ret = 0, lc_index; + + for (lc_index = 0; panel_fields[lc_index].id != NULL; lc_index++) + if (panel_fields[lc_index].use_in_user_format) + ret++; + + return ret; +} + +/* --------------------------------------------------------------------------------------------- */ + +char ** +panel_get_user_possible_fields (gsize * array_size) +{ + char **ret; + gsize lc_index, i; + + lc_index = panel_get_num_of_user_possible_fields (); + + ret = g_try_new0 (char *, lc_index + 1); + if (ret == NULL) + return NULL; + + if (array_size != NULL) + *array_size = lc_index; + + lc_index = 0; + + for (i = 0; panel_fields[i].id != NULL; i++) + if (panel_fields[i].use_in_user_format) + ret[lc_index++] = g_strdup (_(panel_fields[i].title_hotkey)); + + return ret; +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_panelize_cd (void) +{ + WPanel *panel; + int i; + dir_list *list; + panelized_descr_t *pdescr; + dir_list *plist; + gboolean panelized_same; + + if (!SELECTED_IS_PANEL) + create_panel (MENU_PANEL_IDX, view_listing); + + panel = PANEL (get_panel_widget (MENU_PANEL_IDX)); + + dir_list_clean (&panel->dir); + + if (panel->panelized_descr == NULL) + panel->panelized_descr = panelized_descr_new (); + + pdescr = panel->panelized_descr; + plist = &pdescr->list; + + if (pdescr->root_vpath == NULL) + panel_panelize_change_root (panel, panel->cwd_vpath); + + if (plist->len < 1) + dir_list_init (plist); + else if (plist->len > panel->dir.size) + dir_list_grow (&panel->dir, plist->len - panel->dir.size); + + list = &panel->dir; + list->len = plist->len; + + panelized_same = vfs_path_equal (pdescr->root_vpath, panel->cwd_vpath); + + for (i = 0; i < plist->len; i++) + { + if (panelized_same || DIR_IS_DOTDOT (plist->list[i].fname->str)) + list->list[i].fname = mc_g_string_dup (plist->list[i].fname); + else + { + vfs_path_t *tmp_vpath; + + tmp_vpath = + vfs_path_append_new (pdescr->root_vpath, plist->list[i].fname->str, (char *) NULL); + list->list[i].fname = g_string_new (vfs_path_as_str (tmp_vpath)); + vfs_path_free (tmp_vpath, TRUE); + } + list->list[i].f.link_to_dir = plist->list[i].f.link_to_dir; + list->list[i].f.stale_link = plist->list[i].f.stale_link; + list->list[i].f.dir_size_computed = plist->list[i].f.dir_size_computed; + list->list[i].f.marked = plist->list[i].f.marked; + list->list[i].st = plist->list[i].st; + list->list[i].name_sort_key = plist->list[i].name_sort_key; + list->list[i].extension_sort_key = plist->list[i].extension_sort_key; + } + + panel->is_panelized = TRUE; + panel_panelize_absolutize_if_needed (panel); + + panel_set_current_by_name (panel, NULL); +} + +/* --------------------------------------------------------------------------------------------- */ + +/** + * Change root directory of panelized content. + * @param panel file panel + * @param new_root new path + */ +void +panel_panelize_change_root (WPanel * panel, const vfs_path_t * new_root) +{ + if (panel->panelized_descr == NULL) + panel->panelized_descr = panelized_descr_new (); + else + vfs_path_free (panel->panelized_descr->root_vpath, TRUE); + + panel->panelized_descr->root_vpath = vfs_path_clone (new_root); +} + +/* --------------------------------------------------------------------------------------------- */ + +/** + * Conditionally switches a panel's directory to "/" (root). + * + * If a panelized panel's listing contain absolute paths, this function + * sets the panel's directory to "/". Otherwise it does nothing. + * + * Rationale: + * + * This makes tokenized strings like "%d/%p" work. This also makes other + * places work where such naive concatenation is done in code (e.g., when + * pressing ctrl+shift+enter, for CK_PutCurrentFullSelected). + * + * When to call: + * + * You should always call this function after you populate the listing + * of a panelized panel. + */ +void +panel_panelize_absolutize_if_needed (WPanel * panel) +{ + const dir_list *const list = &panel->dir; + + /* Note: We don't support mixing of absolute and relative paths, which is + * why it's ok for us to check only the 1st entry. */ + if (list->len > 1 && g_path_is_absolute (list->list[1].fname->str)) + { + vfs_path_t *root; + + root = vfs_path_from_str (PATH_SEP_STR); + panel_set_cwd (panel, root); + if (panel == current_panel) + mc_chdir (root); + vfs_path_free (root, TRUE); + } +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_panelize_save (WPanel * panel) +{ + int i; + dir_list *list = &panel->dir; + dir_list *plist; + + panel_panelize_change_root (panel, panel->cwd_vpath); + + plist = &panel->panelized_descr->list; + + if (plist->len > 0) + dir_list_clean (plist); + if (panel->dir.len == 0) + return; + + if (panel->dir.len > plist->size) + dir_list_grow (plist, panel->dir.len - plist->size); + plist->len = panel->dir.len; + + for (i = 0; i < panel->dir.len; i++) + { + plist->list[i].fname = mc_g_string_dup (list->list[i].fname); + plist->list[i].f.link_to_dir = list->list[i].f.link_to_dir; + plist->list[i].f.stale_link = list->list[i].f.stale_link; + plist->list[i].f.dir_size_computed = list->list[i].f.dir_size_computed; + plist->list[i].f.marked = list->list[i].f.marked; + plist->list[i].st = list->list[i].st; + plist->list[i].name_sort_key = list->list[i].name_sort_key; + plist->list[i].extension_sort_key = list->list[i].extension_sort_key; + } +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_init (void) +{ + panel_sort_up_char = mc_skin_get ("widget-panel", "sort-up-char", "'"); + panel_sort_down_char = mc_skin_get ("widget-panel", "sort-down-char", "."); + panel_hiddenfiles_show_char = mc_skin_get ("widget-panel", "hiddenfiles-show-char", "."); + panel_hiddenfiles_hide_char = mc_skin_get ("widget-panel", "hiddenfiles-hide-char", "."); + panel_history_prev_item_char = mc_skin_get ("widget-panel", "history-prev-item-char", "<"); + panel_history_next_item_char = mc_skin_get ("widget-panel", "history-next-item-char", ">"); + panel_history_show_list_char = mc_skin_get ("widget-panel", "history-show-list-char", "^"); + panel_filename_scroll_left_char = + mc_skin_get ("widget-panel", "filename-scroll-left-char", "{"); + panel_filename_scroll_right_char = + mc_skin_get ("widget-panel", "filename-scroll-right-char", "}"); + + string_file_name_buffer = g_string_sized_new (MC_MAXFILENAMELEN); + + mc_event_add (MCEVENT_GROUP_FILEMANAGER, "update_panels", event_update_panels, NULL, NULL); + mc_event_add (MCEVENT_GROUP_FILEMANAGER, "panel_save_current_file_to_clip_file", + panel_save_current_file_to_clip_file, NULL, NULL); +} + +/* --------------------------------------------------------------------------------------------- */ + +void +panel_deinit (void) +{ + g_free (panel_sort_up_char); + g_free (panel_sort_down_char); + g_free (panel_hiddenfiles_show_char); + g_free (panel_hiddenfiles_hide_char); + g_free (panel_history_prev_item_char); + g_free (panel_history_next_item_char); + g_free (panel_history_show_list_char); + g_free (panel_filename_scroll_left_char); + g_free (panel_filename_scroll_right_char); + g_string_free (string_file_name_buffer, TRUE); +} + +/* --------------------------------------------------------------------------------------------- */ + +gboolean +panel_cd (WPanel * panel, const vfs_path_t * new_dir_vpath, enum cd_enum exact) +{ + gboolean res; + const vfs_path_t *_new_dir_vpath = new_dir_vpath; + + if (panel->is_panelized) + { + size_t new_vpath_len; + + new_vpath_len = vfs_path_len (new_dir_vpath); + if (vfs_path_equal_len (new_dir_vpath, panel->panelized_descr->root_vpath, new_vpath_len)) + _new_dir_vpath = panel->panelized_descr->root_vpath; + } + + res = panel_do_cd (panel, _new_dir_vpath, exact); + +#ifdef HAVE_CHARSET + if (res) + { + const vfs_path_element_t *path_element; + + path_element = vfs_path_get_by_index (panel->cwd_vpath, -1); + if (path_element->encoding != NULL) + panel->codepage = get_codepage_index (path_element->encoding); + else + panel->codepage = SELECT_CHARSET_NO_TRANSLATE; + } +#endif /* HAVE_CHARSET */ + + return res; +} + +/* --------------------------------------------------------------------------------------------- */ |