-#ifndef GTK_TEXT_BTREE_H
-#define GTK_TEXT_BTREE_H
+/* GTK - The GIMP Toolkit
+ * gtktextbtree.h Copyright (C) 2000 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
+#ifndef __GTK_TEXT_BTREE_H__
+#define __GTK_TEXT_BTREE_H__
+
+#if 0
+#define DEBUG_VALIDATION_AND_SCROLLING
+#endif
+
+#ifdef DEBUG_VALIDATION_AND_SCROLLING
+#define DV(x) (x)
+#else
+#define DV(x)
+#endif
#include <gtk/gtktextbuffer.h>
#include <gtk/gtktexttag.h>
#include <gtk/gtktextsegment.h>
#include <gtk/gtktextiter.h>
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
+G_BEGIN_DECLS
-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);
+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);
+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);
+gboolean _gtk_text_btree_is_end (GtkTextBTree *tree,
+ GtkTextLine *line,
+ GtkTextLineSegment *seg,
+ int byte_index,
+ int char_offset);
/* 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_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);
-GtkTextChildAnchor* gtk_text_btree_create_child_anchor (GtkTextIter *iter);
+void _gtk_text_btree_insert_child_anchor (GtkTextIter *iter,
+ GtkTextChildAnchor *anchor);
-void gtk_text_btree_unregister_child_anchor (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);
+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,
+ gboolean cursors_only);
+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);
+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);
+GtkTextLine * _gtk_text_btree_get_line (GtkTextBTree *tree,
+ gint line_number,
+ gint *real_line_number);
+GtkTextLine * _gtk_text_btree_get_line_no_last (GtkTextBTree *tree,
+ gint line_number,
+ gint *real_line_number);
+GtkTextLine * _gtk_text_btree_get_end_iter_line (GtkTextBTree *tree);
+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_last_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,
+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,
- GtkTextChildAnchor *anchor);
+ 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);
+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);
+void _gtk_text_btree_select_range (GtkTextBTree *tree,
+ const GtkTextIter *ins,
+ const GtkTextIter *bound);
+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_insert (GtkTextBTree *tree);
+GtkTextMark *_gtk_text_btree_get_selection_bound (GtkTextBTree *tree);
+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 */
gpointer view_id;
GtkTextLineData *next;
gint height;
- gint width : 24;
- gint valid : 8;
+ signed int width : 24;
+ guint valid : 8; /* Actually a boolean */
};
/*
GtkTextLineSegment *segments; /* First in ordered list of segments
* that make up the line. */
GtkTextLineData *views; /* data stored here by views */
+ guchar dir_strong; /* BiDi algo dir of line */
+ guchar dir_propagated_back; /* BiDi algo dir of next line */
+ guchar dir_propagated_forward; /* BiDi algo dir of prev line */
};
-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);
-void gtk_text_line_byte_locate (GtkTextLine *line,
- gint byte_offset,
- GtkTextLineSegment **segment,
- GtkTextLineSegment **any_segment,
- gint *seg_byte_offset,
- gint *line_byte_offset);
-void 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);
-
+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);
+gboolean _gtk_text_line_contains_end_iter (GtkTextLine *line,
+ GtkTextBTree *tree);
+GtkTextLine * _gtk_text_line_next (GtkTextLine *line);
+GtkTextLine * _gtk_text_line_next_excluding_last (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);
+
+GtkTextLineData *_gtk_text_line_data_new (GtkTextLayout *layout,
+ GtkTextLine *line);
/* Debug */
-void gtk_text_btree_check (GtkTextBTree *tree);
-void gtk_text_btree_spew (GtkTextBTree *tree);
-extern gboolean gtk_text_view_debug_btree;
+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,
GtkTextTagInfo *info,
gint delta);
+/* for gtktextmark.c */
+void _gtk_text_btree_release_mark_segment (GtkTextBTree *tree,
+ GtkTextLineSegment *segment);
+
+/* for coordination with the tag table */
+void _gtk_text_btree_notify_will_remove_tag (GtkTextBTree *tree,
+ GtkTextTag *tag);
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
+G_END_DECLS
#endif