forked from AuroraMiddleware/gtk
bc31a1bcca
2001-02-19 Havoc Pennington <hp@redhat.com> * gtk/gtktextbuffer.h (struct _GtkTextBufferClass): add insert_child_anchor signal, bug #50245 * gtk/gtktextbtree.c (_gtk_text_btree_insert_child_anchor): change from create_child_anchor, so the anchor is passed in * gtk/gtktextchild.c (gtk_text_child_anchor_new): new function (_gtk_widget_segment_new): have the child anchor object passed in, instead of creating it. * gtk/gtktextbuffer.c (gtk_text_buffer_modified): rename to gtk_text_buffer_get_modified
287 lines
18 KiB
C
287 lines
18 KiB
C
#ifndef GTK_TEXT_BTREE_H
|
|
#define GTK_TEXT_BTREE_H
|
|
|
|
#include <gtk/gtktextbuffer.h>
|
|
#include <gtk/gtktexttag.h>
|
|
#include <gtk/gtktextmark.h>
|
|
#include <gtk/gtktextchild.h>
|
|
#include <gtk/gtktextsegment.h>
|
|
#include <gtk/gtktextiter.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
GtkTextBTree *_gtk_text_btree_new (GtkTextTagTable *table,
|
|
GtkTextBuffer *buffer);
|
|
void _gtk_text_btree_ref (GtkTextBTree *tree);
|
|
void _gtk_text_btree_unref (GtkTextBTree *tree);
|
|
GtkTextBuffer *_gtk_text_btree_get_buffer (GtkTextBTree *tree);
|
|
|
|
|
|
guint _gtk_text_btree_get_chars_changed_stamp (GtkTextBTree *tree);
|
|
guint _gtk_text_btree_get_segments_changed_stamp (GtkTextBTree *tree);
|
|
void _gtk_text_btree_segments_changed (GtkTextBTree *tree);
|
|
|
|
|
|
/* Indexable segment mutation */
|
|
|
|
void _gtk_text_btree_delete (GtkTextIter *start,
|
|
GtkTextIter *end);
|
|
void _gtk_text_btree_insert (GtkTextIter *iter,
|
|
const gchar *text,
|
|
gint len);
|
|
void _gtk_text_btree_insert_pixbuf (GtkTextIter *iter,
|
|
GdkPixbuf *pixbuf);
|
|
|
|
void _gtk_text_btree_insert_child_anchor (GtkTextIter *iter,
|
|
GtkTextChildAnchor *anchor);
|
|
|
|
void _gtk_text_btree_unregister_child_anchor (GtkTextChildAnchor *anchor);
|
|
|
|
/* View stuff */
|
|
GtkTextLine *_gtk_text_btree_find_line_by_y (GtkTextBTree *tree,
|
|
gpointer view_id,
|
|
gint ypixel,
|
|
gint *line_top_y);
|
|
gint _gtk_text_btree_find_line_top (GtkTextBTree *tree,
|
|
GtkTextLine *line,
|
|
gpointer view_id);
|
|
void _gtk_text_btree_add_view (GtkTextBTree *tree,
|
|
GtkTextLayout *layout);
|
|
void _gtk_text_btree_remove_view (GtkTextBTree *tree,
|
|
gpointer view_id);
|
|
void _gtk_text_btree_invalidate_region (GtkTextBTree *tree,
|
|
const GtkTextIter *start,
|
|
const GtkTextIter *end);
|
|
void _gtk_text_btree_get_view_size (GtkTextBTree *tree,
|
|
gpointer view_id,
|
|
gint *width,
|
|
gint *height);
|
|
gboolean _gtk_text_btree_is_valid (GtkTextBTree *tree,
|
|
gpointer view_id);
|
|
gboolean _gtk_text_btree_validate (GtkTextBTree *tree,
|
|
gpointer view_id,
|
|
gint max_pixels,
|
|
gint *y,
|
|
gint *old_height,
|
|
gint *new_height);
|
|
void _gtk_text_btree_validate_line (GtkTextBTree *tree,
|
|
GtkTextLine *line,
|
|
gpointer view_id);
|
|
|
|
/* Tag */
|
|
|
|
void _gtk_text_btree_tag (const GtkTextIter *start,
|
|
const GtkTextIter *end,
|
|
GtkTextTag *tag,
|
|
gboolean apply);
|
|
|
|
/* "Getters" */
|
|
|
|
GtkTextLine * _gtk_text_btree_get_line (GtkTextBTree *tree,
|
|
gint line_number,
|
|
gint *real_line_number);
|
|
GtkTextLine * _gtk_text_btree_get_line_at_char (GtkTextBTree *tree,
|
|
gint char_index,
|
|
gint *line_start_index,
|
|
gint *real_char_index);
|
|
GtkTextTag** _gtk_text_btree_get_tags (const GtkTextIter *iter,
|
|
gint *num_tags);
|
|
gchar *_gtk_text_btree_get_text (const GtkTextIter *start,
|
|
const GtkTextIter *end,
|
|
gboolean include_hidden,
|
|
gboolean include_nonchars);
|
|
gint _gtk_text_btree_line_count (GtkTextBTree *tree);
|
|
gint _gtk_text_btree_char_count (GtkTextBTree *tree);
|
|
gboolean _gtk_text_btree_char_is_invisible (const GtkTextIter *iter);
|
|
|
|
|
|
|
|
/* Get iterators (these are implemented in gtktextiter.c) */
|
|
void _gtk_text_btree_get_iter_at_char (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
gint char_index);
|
|
void _gtk_text_btree_get_iter_at_line_char (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
gint line_number,
|
|
gint char_index);
|
|
void _gtk_text_btree_get_iter_at_line_byte (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
gint line_number,
|
|
gint byte_index);
|
|
gboolean _gtk_text_btree_get_iter_from_string (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
const gchar *string);
|
|
gboolean _gtk_text_btree_get_iter_at_mark_name (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
const gchar *mark_name);
|
|
void _gtk_text_btree_get_iter_at_mark (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
GtkTextMark *mark);
|
|
void _gtk_text_btree_get_end_iter (GtkTextBTree *tree,
|
|
GtkTextIter *iter);
|
|
void _gtk_text_btree_get_iter_at_line (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
GtkTextLine *line,
|
|
gint byte_offset);
|
|
gboolean _gtk_text_btree_get_iter_at_first_toggle (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
GtkTextTag *tag);
|
|
gboolean _gtk_text_btree_get_iter_at_last_toggle (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
GtkTextTag *tag);
|
|
|
|
void _gtk_text_btree_get_iter_at_child_anchor (GtkTextBTree *tree,
|
|
GtkTextIter *iter,
|
|
GtkTextChildAnchor *anchor);
|
|
|
|
|
|
|
|
/* Manipulate marks */
|
|
GtkTextMark *_gtk_text_btree_set_mark (GtkTextBTree *tree,
|
|
GtkTextMark *existing_mark,
|
|
const gchar *name,
|
|
gboolean left_gravity,
|
|
const GtkTextIter *index,
|
|
gboolean should_exist);
|
|
void _gtk_text_btree_remove_mark_by_name (GtkTextBTree *tree,
|
|
const gchar *name);
|
|
void _gtk_text_btree_remove_mark (GtkTextBTree *tree,
|
|
GtkTextMark *segment);
|
|
gboolean _gtk_text_btree_get_selection_bounds (GtkTextBTree *tree,
|
|
GtkTextIter *start,
|
|
GtkTextIter *end);
|
|
void _gtk_text_btree_place_cursor (GtkTextBTree *tree,
|
|
const GtkTextIter *where);
|
|
gboolean _gtk_text_btree_mark_is_insert (GtkTextBTree *tree,
|
|
GtkTextMark *segment);
|
|
gboolean _gtk_text_btree_mark_is_selection_bound (GtkTextBTree *tree,
|
|
GtkTextMark *segment);
|
|
GtkTextMark *_gtk_text_btree_get_mark_by_name (GtkTextBTree *tree,
|
|
const gchar *name);
|
|
GtkTextLine * _gtk_text_btree_first_could_contain_tag (GtkTextBTree *tree,
|
|
GtkTextTag *tag);
|
|
GtkTextLine * _gtk_text_btree_last_could_contain_tag (GtkTextBTree *tree,
|
|
GtkTextTag *tag);
|
|
|
|
/* Lines */
|
|
|
|
/* Chunk of data associated with a line; views can use this to store
|
|
info at the line. They should "subclass" the header struct here. */
|
|
struct _GtkTextLineData {
|
|
gpointer view_id;
|
|
GtkTextLineData *next;
|
|
gint height;
|
|
gint width : 24;
|
|
gint valid : 8;
|
|
};
|
|
|
|
/*
|
|
* The data structure below defines a single line of text (from newline
|
|
* to newline, not necessarily what appears on one line of the screen).
|
|
*
|
|
* You can consider this line a "paragraph" also
|
|
*/
|
|
|
|
struct _GtkTextLine {
|
|
GtkTextBTreeNode *parent; /* Pointer to parent node containing
|
|
* line. */
|
|
GtkTextLine *next; /* Next in linked list of lines with
|
|
* same parent node in B-tree. NULL
|
|
* means end of list. */
|
|
GtkTextLineSegment *segments; /* First in ordered list of segments
|
|
* that make up the line. */
|
|
GtkTextLineData *views; /* data stored here by views */
|
|
};
|
|
|
|
|
|
gint _gtk_text_line_get_number (GtkTextLine *line);
|
|
gboolean _gtk_text_line_char_has_tag (GtkTextLine *line,
|
|
GtkTextBTree *tree,
|
|
gint char_in_line,
|
|
GtkTextTag *tag);
|
|
gboolean _gtk_text_line_byte_has_tag (GtkTextLine *line,
|
|
GtkTextBTree *tree,
|
|
gint byte_in_line,
|
|
GtkTextTag *tag);
|
|
gboolean _gtk_text_line_is_last (GtkTextLine *line,
|
|
GtkTextBTree *tree);
|
|
GtkTextLine * _gtk_text_line_next (GtkTextLine *line);
|
|
GtkTextLine * _gtk_text_line_previous (GtkTextLine *line);
|
|
void _gtk_text_line_add_data (GtkTextLine *line,
|
|
GtkTextLineData *data);
|
|
gpointer _gtk_text_line_remove_data (GtkTextLine *line,
|
|
gpointer view_id);
|
|
gpointer _gtk_text_line_get_data (GtkTextLine *line,
|
|
gpointer view_id);
|
|
void _gtk_text_line_invalidate_wrap (GtkTextLine *line,
|
|
GtkTextLineData *ld);
|
|
gint _gtk_text_line_char_count (GtkTextLine *line);
|
|
gint _gtk_text_line_byte_count (GtkTextLine *line);
|
|
gint _gtk_text_line_char_index (GtkTextLine *line);
|
|
GtkTextLineSegment *_gtk_text_line_byte_to_segment (GtkTextLine *line,
|
|
gint byte_offset,
|
|
gint *seg_offset);
|
|
GtkTextLineSegment *_gtk_text_line_char_to_segment (GtkTextLine *line,
|
|
gint char_offset,
|
|
gint *seg_offset);
|
|
gboolean _gtk_text_line_byte_locate (GtkTextLine *line,
|
|
gint byte_offset,
|
|
GtkTextLineSegment **segment,
|
|
GtkTextLineSegment **any_segment,
|
|
gint *seg_byte_offset,
|
|
gint *line_byte_offset);
|
|
gboolean _gtk_text_line_char_locate (GtkTextLine *line,
|
|
gint char_offset,
|
|
GtkTextLineSegment **segment,
|
|
GtkTextLineSegment **any_segment,
|
|
gint *seg_char_offset,
|
|
gint *line_char_offset);
|
|
void _gtk_text_line_byte_to_char_offsets (GtkTextLine *line,
|
|
gint byte_offset,
|
|
gint *line_char_offset,
|
|
gint *seg_char_offset);
|
|
void _gtk_text_line_char_to_byte_offsets (GtkTextLine *line,
|
|
gint char_offset,
|
|
gint *line_byte_offset,
|
|
gint *seg_byte_offset);
|
|
GtkTextLineSegment *_gtk_text_line_byte_to_any_segment (GtkTextLine *line,
|
|
gint byte_offset,
|
|
gint *seg_offset);
|
|
GtkTextLineSegment *_gtk_text_line_char_to_any_segment (GtkTextLine *line,
|
|
gint char_offset,
|
|
gint *seg_offset);
|
|
gint _gtk_text_line_byte_to_char (GtkTextLine *line,
|
|
gint byte_offset);
|
|
gint _gtk_text_line_char_to_byte (GtkTextLine *line,
|
|
gint char_offset);
|
|
GtkTextLine * _gtk_text_line_next_could_contain_tag (GtkTextLine *line,
|
|
GtkTextBTree *tree,
|
|
GtkTextTag *tag);
|
|
GtkTextLine * _gtk_text_line_previous_could_contain_tag (GtkTextLine *line,
|
|
GtkTextBTree *tree,
|
|
GtkTextTag *tag);
|
|
|
|
|
|
/* Debug */
|
|
void _gtk_text_btree_check (GtkTextBTree *tree);
|
|
void _gtk_text_btree_spew (GtkTextBTree *tree);
|
|
extern gboolean _gtk_text_view_debug_btree;
|
|
|
|
/* ignore, exported only for gtktextsegment.c */
|
|
void _gtk_toggle_segment_check_func (GtkTextLineSegment *segPtr,
|
|
GtkTextLine *line);
|
|
void _gtk_change_node_toggle_count (GtkTextBTreeNode *node,
|
|
GtkTextTagInfo *info,
|
|
gint delta);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
#endif
|
|
|
|
|