Adding upstream version 3:4.8.29.upstream/3%4.8.29upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 173 insertions, 0 deletions

diff --git a/src/editor/editwidget.h b/src/editor/editwidget.h
new file mode 100644
index 0000000..da0fb50
--- /dev/null
+++ b/src/editor/editwidget.h
@@ -0,0 +1,173 @@
+/** \file
+ *  \brief Header: editor widget WEdit
+ */
+
+#ifndef MC__EDIT_WIDGET_H
+#define MC__EDIT_WIDGET_H
+
+#include <limits.h>             /* MB_LEN_MAX */
+
+#include "lib/search.h"         /* mc_search_t */
+#include "lib/widget.h"         /* Widget */
+
+#include "edit-impl.h"
+#include "editbuffer.h"
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+#define N_LINE_CACHES 32
+
+/*** enums ***************************************************************************************/
+
+/**
+    enum for store the search conditions check results.
+    (if search condition have BOL(^) or EOL ($) regexp checial characters).
+*/
+typedef enum
+{
+    AT_START_LINE = (1 << 0),
+    AT_END_LINE = (1 << 1)
+} edit_search_line_t;
+
+/*** structures declarations (and typedefs of structures)*****************************************/
+
+typedef struct edit_book_mark_t edit_book_mark_t;
+struct edit_book_mark_t
+{
+    long line;                  /* line number */
+    int c;                      /* color */
+    edit_book_mark_t *next;
+    edit_book_mark_t *prev;
+};
+
+typedef struct edit_syntax_rule_t edit_syntax_rule_t;
+struct edit_syntax_rule_t
+{
+    unsigned short keyword;
+    off_t end;
+    unsigned char context;
+    unsigned char _context;
+    unsigned char border;
+};
+
+/*
+ * State of WEdit window
+ * MCEDIT_DRAG_NONE   - window is in normal mode
+ * MCEDIT_DRAG_MOVE   - window is being moved
+ * MCEDIT_DRAG_RESIZE - window is being resized
+ */
+typedef enum
+{
+    MCEDIT_DRAG_NONE = 0,
+    MCEDIT_DRAG_MOVE,
+    MCEDIT_DRAG_RESIZE
+} mcedit_drag_state_t;
+
+struct WEdit
+{
+    Widget widget;
+    mcedit_drag_state_t drag_state;
+    int drag_state_start;       /* save cursor position before window moving */
+
+    /* save location before move/resize or toggle to fullscreen */
+    WRect loc_prev;
+
+    vfs_path_t *filename_vpath; /* Name of the file */
+    vfs_path_t *dir_vpath;      /* NULL if filename is absolute */
+
+    /* dynamic buffers and cursor position for editor: */
+    edit_buffer_t buffer;
+
+#ifdef HAVE_CHARSET
+    /* multibyte support */
+    gboolean utf8;              /* It's multibyte file codeset */
+    GIConv converter;
+    char charbuf[MB_LEN_MAX + 1];
+    int charpoint;
+#endif
+
+    /* search handler */
+    mc_search_t *search;
+    int replace_mode;
+    /* is search conditions should be started from BOL(^) or ended with EOL($) */
+    edit_search_line_t search_line_type;
+
+    char *last_search_string;   /* String that have been searched */
+    off_t search_start;         /* First character to start searching from */
+    unsigned long found_len;    /* Length of found string or 0 if none was found */
+    off_t found_start;          /* the found word from a search - start position */
+
+    /* display information */
+    long start_display;         /* First char displayed */
+    long start_col;             /* First displayed column, negative */
+    long max_column;            /* The maximum cursor position ever reached used to calc hori scroll bar */
+    long curs_row;              /* row position of cursor on the screen */
+    long curs_col;              /* column position on screen */
+    long over_col;              /* pos after '\n' */
+    int force;                  /* how much of the screen do we redraw? */
+    unsigned int overwrite:1;   /* Overwrite on type mode (as opposed to insert) */
+    unsigned int modified:1;    /* File has been modified and needs saving */
+    unsigned int loading_done:1;        /* File has been loaded into the editor */
+    unsigned int locked:1;      /* We hold lock on current file */
+    unsigned int delete_file:1; /* New file, needs to be deleted unless modified */
+    unsigned int highlight:1;   /* There is a selected block */
+    unsigned int column_highlight:1;
+    unsigned int fullscreen:1;  /* Is window fullscreen or not */
+    long prev_col;              /* recent column position of the cursor - used when moving
+                                   up or down past lines that are shorter than the current line */
+    long start_line;            /* line number of the top of the page */
+
+    /* file info */
+    off_t mark1;                /* position of highlight start */
+    off_t mark2;                /* position of highlight end */
+    off_t end_mark_curs;        /* position of cursor after end of highlighting */
+    long column1;               /* position of column highlight start */
+    long column2;               /* position of column highlight end */
+    off_t bracket;              /* position of a matching bracket */
+    off_t last_bracket;         /* previous position of a matching bracket */
+
+    /* cache speedup for line lookups */
+    gboolean caches_valid;
+    long line_numbers[N_LINE_CACHES];
+    off_t line_offsets[N_LINE_CACHES];
+
+    edit_book_mark_t *book_mark;
+    GArray *serialized_bookmarks;
+
+    /* undo stack and pointers */
+    unsigned long undo_stack_pointer;
+    long *undo_stack;
+    unsigned long undo_stack_size;
+    unsigned long undo_stack_size_mask;
+    unsigned long undo_stack_bottom;
+    unsigned int undo_stack_disable:1;  /* If not 0, don't save events in the undo stack */
+
+    unsigned long redo_stack_pointer;
+    long *redo_stack;
+    unsigned long redo_stack_size;
+    unsigned long redo_stack_size_mask;
+    unsigned long redo_stack_bottom;
+    unsigned int redo_stack_reset:1;    /* If 1, need clear redo stack */
+
+    struct stat stat1;          /* Result of mc_fstat() on the file */
+    unsigned int skip_detach_prompt:1;  /* Do not prompt whether to detach a file anymore */
+
+    /* syntax higlighting */
+    GSList *syntax_marker;
+    GPtrArray *rules;
+    off_t last_get_rule;
+    edit_syntax_rule_t rule;
+    char *syntax_type;          /* description of syntax highlighting type being used */
+    GTree *defines;             /* List of defines */
+    gboolean is_case_insensitive;       /* selects language case sensitivity */
+
+    /* line break */
+    LineBreaks lb;
+};
+
+/*** global variables defined in .c file *********************************************************/
+
+/*** declarations of public functions ************************************************************/
+
+/*** inline functions ****************************************************************************/
+#endif /* MC__EDIT_WIDGET_H */