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Diffstat (limited to '')
| -rw-r--r-- | src/filemanager/panel.h | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/src/filemanager/panel.h b/src/filemanager/panel.h new file mode 100644 index 0000000..5bfc36c --- /dev/null +++ b/src/filemanager/panel.h @@ -0,0 +1,285 @@ +/** \file panel.h + * \brief Header: defines WPanel structure + */ + +#ifndef MC__PANEL_H +#define MC__PANEL_H + +#include <inttypes.h> /* uintmax_t */ +#include <limits.h> /* MB_LEN_MAX */ + +#include "lib/global.h" /* gboolean */ +#include "lib/fs.h" /* MC_MAXPATHLEN */ +#include "lib/strutil.h" +#include "lib/widget.h" /* Widget */ +#include "lib/filehighlight.h" +#include "lib/file-entry.h" + +#include "dir.h" /* dir_list */ + +/*** typedefs(not structures) and defined constants **********************************************/ + +#define PANEL(x) ((WPanel *)(x)) +#define DEFAULT_USER_FORMAT "half type name | size | perm" + +#define LIST_FORMATS 4 + +#define UP_KEEPSEL ((char *) -1) + +/*** enums ***************************************************************************************/ + +typedef enum +{ + list_full, /* Name, size, perm/date */ + list_brief, /* Name */ + list_long, /* Like ls -l */ + list_user /* User defined */ +} list_format_t; + +typedef enum +{ + frame_full, /* full screen frame */ + frame_half /* half screen frame */ +} panel_display_t; + +typedef enum +{ + UP_OPTIMIZE = 0, + UP_RELOAD = 1, + UP_ONLY_CURRENT = 2 +} panel_update_flags_t; + +/* run mode and params */ +enum cd_enum +{ + cd_parse_command, + cd_exact +}; + +/*** structures declarations (and typedefs of structures)*****************************************/ + +typedef struct panel_field_struct +{ + const char *id; + int min_size; + gboolean expands; + align_crt_t default_just; + const char *hotkey; + const char *title_hotkey; + gboolean is_user_choice; + gboolean use_in_user_format; + const char *(*string_fn) (file_entry_t *, int); + GCompareFunc sort_routine; /* used by mouse_sort_col() */ +} panel_field_t; + +typedef struct +{ + dir_list list; + vfs_path_t *root_vpath; +} panelized_descr_t; + +typedef struct +{ + Widget widget; + + char *name; /* The panel name */ + + panel_display_t frame_size; /* half or full frame */ + + gboolean active; /* If panel is currently selected */ + gboolean dirty; /* Should we redisplay the panel? */ + + gboolean is_panelized; /* Panelization: special mode, can't reload the file list */ + panelized_descr_t *panelized_descr; /* Panelization descriptor */ + +#ifdef HAVE_CHARSET + int codepage; /* Panel codepage */ +#endif + + dir_list dir; /* Directory contents */ + struct stat dir_stat; /* Stat of current dir: used by execute () */ + + vfs_path_t *cwd_vpath; /* Current Working Directory */ + vfs_path_t *lwd_vpath; /* Last Working Directory */ + + list_format_t list_format; /* Listing type */ + GSList *format; /* Display format */ + char *user_format; /* User format */ + int list_cols; /* Number of file list columns */ + int brief_cols; /* Number of columns in case of list_brief format */ + /* sort */ + dir_sort_options_t sort_info; + const panel_field_t *sort_field; + + int marked; /* Count of marked files */ + int dirs_marked; /* Count of marked directories */ + uintmax_t total; /* Bytes in marked files */ + + int top; /* The file shown on the top of the panel */ + int current; /* Index to the currently selected file */ + + GSList *status_format; /* Mini status format */ + gboolean user_mini_status; /* Is user_status_format used */ + char *user_status_format[LIST_FORMATS]; /* User format for status line */ + + file_filter_t filter; /* File name filter */ + + struct + { + char *name; /* Directory history name for history file */ + GList *list; /* Directory history */ + GList *current; /* Pointer to the current history item */ + } dir_history; + + struct + { + gboolean active; + GString *buffer; + GString *prev_buffer; + char ch[MB_LEN_MAX]; /* Buffer for multi-byte character */ + int chpoint; /* Point after last characters in @ch */ + } quick_search; + + int content_shift; /* Number of characters of filename need to skip from left side. */ + int max_shift; /* Max shift for visible part of current panel */ +} WPanel; + +/*** global variables defined in .c file *********************************************************/ + +extern hook_t *select_file_hook; + +extern mc_fhl_t *mc_filehighlight; + +/*** declarations of public functions ************************************************************/ + +WPanel *panel_sized_empty_new (const char *panel_name, int y, int x, int lines, int cols); +WPanel *panel_sized_with_dir_new (const char *panel_name, int y, int x, int lines, int cols, + const vfs_path_t * vpath); + +void panel_clean_dir (WPanel * panel); + +void panel_reload (WPanel * panel); +void panel_set_sort_order (WPanel * panel, const panel_field_t * sort_order); +void panel_re_sort (WPanel * panel); + +#ifdef HAVE_CHARSET +void panel_change_encoding (WPanel * panel); +vfs_path_t *remove_encoding_from_path (const vfs_path_t * vpath); +#endif + +void update_panels (panel_update_flags_t flags, const char *current_file); +int set_panel_formats (WPanel * p); + +void panel_set_filter (WPanel * panel, const file_filter_t * filter); + +void panel_set_current_by_name (WPanel * panel, const char *name); + +void unmark_files (WPanel * panel); +void select_item (WPanel * panel); + +void recalculate_panel_summary (WPanel * panel); +void file_mark (WPanel * panel, int idx, int val); +void do_file_mark (WPanel * panel, int idx, int val); + +gboolean panel_do_cd (WPanel * panel, const vfs_path_t * new_dir_vpath, enum cd_enum cd_type); +gboolean panel_cd (WPanel * panel, const vfs_path_t * new_dir_vpath, enum cd_enum cd_type); + +gsize panel_get_num_of_sortable_fields (void); +char **panel_get_sortable_fields (gsize * array_size); +const panel_field_t *panel_get_field_by_id (const char *name); +const panel_field_t *panel_get_field_by_title (const char *name); +const panel_field_t *panel_get_field_by_title_hotkey (const char *name); +gsize panel_get_num_of_user_possible_fields (void); +char **panel_get_user_possible_fields (gsize * array_size); +void panel_set_cwd (WPanel * panel, const vfs_path_t * vpath); +void panel_set_lwd (WPanel * panel, const vfs_path_t * vpath); + +void panel_panelize_cd (void); +void panel_panelize_change_root (WPanel * panel, const vfs_path_t * new_root); +void panel_panelize_absolutize_if_needed (WPanel * panel); +void panel_panelize_save (WPanel * panel); + +void panel_init (void); +void panel_deinit (void); + +/* --------------------------------------------------------------------------------------------- */ +/*** inline functions ****************************************************************************/ +/* --------------------------------------------------------------------------------------------- */ +/** + * Empty panel creation. + * + * @param panel_name name of panel for setup retrieving + * + * @return new instance of WPanel + */ + +static inline WPanel * +panel_empty_new (const char *panel_name) +{ + /* Unknown sizes of the panel at startup */ + return panel_sized_empty_new (panel_name, 0, 0, 1, 1); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Panel creation for specified directory. + * + * @param panel_name name of panel for setup retrieving + * @param vpath working panel directory. If NULL then current directory is used + * + * @return new instance of WPanel + */ + +static inline WPanel * +panel_with_dir_new (const char *panel_name, const vfs_path_t * vpath) +{ + /* Unknown sizes of the panel at startup */ + return panel_sized_with_dir_new (panel_name, 0, 0, 1, 1, vpath); +} + + +/* --------------------------------------------------------------------------------------------- */ +/** + * Panel creation. + * + * @param panel_name name of panel for setup retrieving + * + * @return new instance of WPanel + */ + +static inline WPanel * +panel_new (const char *panel_name) +{ + return panel_with_dir_new (panel_name, NULL); +} + +/* --------------------------------------------------------------------------------------------- */ +/** + * Panel creation with specified size. + * + * @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 + * + * @return new instance of WPanel + */ + +static inline WPanel * +panel_sized_new (const char *panel_name, int y, int x, int lines, int cols) +{ + return panel_sized_with_dir_new (panel_name, y, x, lines, cols, NULL); +} + +/* --------------------------------------------------------------------------------------------- */ + +static inline file_entry_t * +panel_current_entry (const WPanel * panel) +{ + return &(panel->dir.list[panel->current]); +} + +/* --------------------------------------------------------------------------------------------- */ + +#endif /* MC__PANEL_H */ |