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Restore the GtkTextchild abi

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Move the new chars field to a private struct.

Fixes: #4531
This commit is contained in:
Matthias Clasen 2021-12-11 10:55:55 -05:00
parent 5371e4403e
commit 66910ed998
6 changed files with 293 additions and 275 deletions
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130
gtk/gtktextbtree.c
View File

@ -207,7 +207,7 @@ struct _GtkTextBTree {
int end_iter_segment_char_offset;
guint end_iter_line_stamp;
guint end_iter_segment_stamp;
GHashTable *child_anchor_table;
};
@ -415,7 +415,7 @@ _gtk_text_btree_new (GtkTextTagTable *table,
tree->end_iter_line = NULL;
tree->end_iter_segment_byte_index = 0;
tree->end_iter_segment_char_offset = 0;
g_object_ref (tree->table);
tree->tag_changed_handler = g_signal_connect (tree->table,
@ -425,7 +425,7 @@ _gtk_text_btree_new (GtkTextTagTable *table,
tree->mark_table = g_hash_table_new (g_str_hash, g_str_equal);
tree->child_anchor_table = NULL;
/* We don't ref the buffer, since the buffer owns us;
* we'd have some circularity issues. The buffer always
* lasts longer than the BTree
@ -489,20 +489,20 @@ _gtk_text_btree_unref (GtkTextBTree *tree)
tree->refcount -= 1;
if (tree->refcount == 0)
{
{
g_signal_handler_disconnect (tree->table,
tree->tag_changed_handler);
g_object_unref (tree->table);
tree->table = NULL;
gtk_text_btree_node_destroy (tree, tree->root_node);
tree->root_node = NULL;
g_assert (g_hash_table_size (tree->mark_table) == 0);
g_hash_table_destroy (tree->mark_table);
tree->mark_table = NULL;
if (tree->child_anchor_table != NULL)
if (tree->child_anchor_table != NULL)
{
g_hash_table_destroy (tree->child_anchor_table);
tree->child_anchor_table = NULL;
@ -568,7 +568,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
start_line_prev = _gtk_text_line_previous (start_line);
end_line = _gtk_text_iter_get_text_line (end);
end_line_next = _gtk_text_line_next (end_line);
line = start_line;
while (line && line != end_line_next)
{
@ -576,7 +576,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
*/
GtkTextLineSegment *seg = line->segments;
line->dir_strong = PANGO_DIRECTION_NEUTRAL;
while (seg)
{
if (seg->type == &gtk_text_char_type && seg->byte_count > 0)
@ -584,7 +584,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
PangoDirection pango_dir;
pango_dir = gdk_find_base_dir (seg->body.chars, seg->byte_count);
if (pango_dir != PANGO_DIRECTION_NEUTRAL)
{
line->dir_strong = pango_dir;
@ -607,7 +607,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
if (start_line_prev)
dir_above_propagated = start_line_prev->dir_propagated_forward;
/* Loop forward and propagate the direction of each paragraph
/* Loop forward and propagate the direction of each paragraph
* to all neutral lines.
*/
line = start_line;
@ -616,9 +616,9 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
{
if (line->dir_strong != PANGO_DIRECTION_NEUTRAL)
last_strong = line->dir_strong;
line->dir_propagated_forward = last_strong;
line = _gtk_text_line_next (line);
}
@ -627,14 +627,14 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
*/
{
GtkTextIter end_propagate;
while (line &&
line->dir_strong == PANGO_DIRECTION_NEUTRAL &&
line->dir_propagated_forward != last_strong)
{
GtkTextLine *prev = line;
line->dir_propagated_forward = last_strong;
line = _gtk_text_line_next(line);
if (!line)
{
@ -654,7 +654,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
_gtk_text_btree_get_iter_at_line (tree, &end_propagate, line, 0);
_gtk_text_btree_invalidate_region (tree, end, &end_propagate, FALSE);
}
/* Sweep backward */
/* The variable dir_below_propagated contains the backward propagated
@ -665,7 +665,7 @@ gtk_text_btree_resolve_bidi (GtkTextIter *start,
if (end_line_next)
dir_below_propagated = end_line_next->dir_propagated_back;
/* Loop backward and propagate the direction of each paragraph
/* Loop backward and propagate the direction of each paragraph
* to all neutral lines.
*/
line = end_line;
@ -929,7 +929,7 @@ _gtk_text_btree_delete (GtkTextIter *start,
BTreeView *view;
GtkTextBTreeNode *ancestor_node;
GtkTextLine *prevline;
int chars_moved;
int chars_moved;
/* last_seg was appended to start_line up at the top of this function */
chars_moved = 0;
@ -948,7 +948,7 @@ _gtk_text_btree_delete (GtkTextIter *start,
{
node->num_chars += chars_moved;
}
curnode = end_line->parent;
for (node = curnode; node != NULL;
node = node->parent)
@ -1004,7 +1004,7 @@ _gtk_text_btree_delete (GtkTextIter *start,
if (deleted_width > 0 || deleted_height > 0)
{
ld = _gtk_text_line_get_data (start_line, view->view_id);
if (ld == NULL)
{
/* This means that start_line has never been validated.
@ -1018,7 +1018,7 @@ _gtk_text_btree_delete (GtkTextIter *start,
ld->height = 0;
ld->valid = FALSE;
}
ld->width = MAX (deleted_width, ld->width);
ld->height += deleted_height;
ld->valid = FALSE;
@ -1043,7 +1043,7 @@ _gtk_text_btree_delete (GtkTextIter *start,
/* avoid dangling pointer */
deleted_lines = NULL;
gtk_text_btree_rebalance (tree, curnode);
}
@ -1116,7 +1116,7 @@ _gtk_text_btree_insert (GtkTextIter *iter,
/* extract iterator info */
tree = _gtk_text_iter_get_btree (iter);
line = _gtk_text_iter_get_text_line (iter);
start_line = line;
start_byte_index = gtk_text_iter_get_line_index (iter);
@ -1131,7 +1131,7 @@ _gtk_text_btree_insert (GtkTextIter *iter,
/* Invalidate all iterators */
chars_changed (tree);
segments_changed (tree);
/*
* Chop the text up into lines and create a new segment for
* each line, plus a new line for the leftovers from the
@ -1145,11 +1145,11 @@ _gtk_text_btree_insert (GtkTextIter *iter,
while (eol < len)
{
sol = eol;
pango_find_paragraph_boundary (text + sol,
len - sol,
&delim,
&eol);
&eol);
/* make these relative to the start of the text */
delim += sol;
@ -1160,7 +1160,7 @@ _gtk_text_btree_insert (GtkTextIter *iter,
g_assert (eol >= delim);
g_assert (sol >= 0);
g_assert (eol <= len);
chunk_len = eol - sol;
g_assert (g_utf8_validate (&text[sol], chunk_len, NULL));
@ -1285,13 +1285,13 @@ insert_paintable_or_widget_segment (GtkTextIter *iter,
DV (g_print ("invalidating due to inserting paintable/widget (%s)\n", G_STRLOC));
_gtk_text_btree_invalidate_region (tree, &start, iter, FALSE);
}
void
_gtk_text_btree_insert_paintable (GtkTextIter *iter,
GdkPaintable *paintable)
{
GtkTextLineSegment *seg;
seg = _gtk_paintable_segment_new (paintable);
seg->body.paintable.tree = _gtk_text_iter_get_btree (iter);
seg->body.paintable.line = _gtk_text_iter_get_text_line (iter);
@ -1311,12 +1311,12 @@ _gtk_text_btree_insert_child_anchor (GtkTextIter *iter,
g_warning (G_STRLOC": Same child anchor can't be inserted twice");
return;
}
seg = _gtk_widget_segment_new (anchor);
tree = seg->body.child.tree = _gtk_text_iter_get_btree (iter);
seg->body.child.line = _gtk_text_iter_get_text_line (iter);
insert_paintable_or_widget_segment (iter, seg);
if (tree->child_anchor_table == NULL)
@ -1333,7 +1333,7 @@ _gtk_text_btree_unregister_child_anchor (GtkTextChildAnchor *anchor)
GtkTextLineSegment *seg;
seg = anchor->segment;
g_hash_table_remove (seg->body.child.tree->child_anchor_table,
anchor);
}
@ -1538,7 +1538,7 @@ _gtk_text_btree_add_view (GtkTextBTree *tree,
GtkTextLineData *line_data;
g_return_if_fail (tree != NULL);
view = g_slice_new (BTreeView);
view->view_id = layout;
@ -1552,7 +1552,7 @@ _gtk_text_btree_add_view (GtkTextBTree *tree,
g_assert (tree->views->prev == NULL);
tree->views->prev = view;
}
tree->views = view;
/* The last line in the buffer has identity values for the per-view
@ -1580,7 +1580,7 @@ _gtk_text_btree_remove_view (GtkTextBTree *tree,
GtkTextLineData *line_data;
g_return_if_fail (tree != NULL);
view = tree->views;
while (view != NULL)
@ -1673,7 +1673,7 @@ iter_stack_new (void)
}
static void
iter_stack_push (IterStack *stack,
iter_stack_push (IterStack *stack,
const GtkTextIter *iter)
{
stack->count += 1;
@ -1687,7 +1687,7 @@ iter_stack_push (IterStack *stack,
}
static gboolean
iter_stack_pop (IterStack *stack,
iter_stack_pop (IterStack *stack,
GtkTextIter *iter)
{
if (stack->count == 0)
@ -1771,7 +1771,7 @@ _gtk_text_btree_tag (const GtkTextIter *start_orig,
g_return_if_fail (_gtk_text_iter_get_btree (start_orig) ==
_gtk_text_iter_get_btree (end_orig));
g_return_if_fail (tag->priv->table == _gtk_text_iter_get_btree (start_orig)->table);
#if 0
printf ("%s tag %s from %d to %d\n",
add ? "Adding" : "Removing",
@ -1885,7 +1885,7 @@ _gtk_text_btree_tag (const GtkTextIter *start_orig,
g_assert (seg != NULL);
g_assert (indexable_seg != NULL);
g_assert (seg != indexable_seg);
if ( (seg->type == &gtk_text_toggle_on_type ||
seg->type == &gtk_text_toggle_off_type) &&
(seg->body.toggle.info == info) )
@ -2026,7 +2026,7 @@ get_line_internal (GtkTextBTree *tree,
line_count = _gtk_text_btree_line_count (tree);
if (!include_last)
line_count -= 1;
if (line_number < 0)
{
line_number = line_count;
@ -2387,7 +2387,7 @@ copy_segment (GString *string,
{
gboolean copy = TRUE;
if (!include_nonchars &&
g_strcmp0 (_gtk_text_unknown_char_utf8, seg->body.child.obj->chars) == 0)
g_strcmp0 (_gtk_text_unknown_char_utf8, gtk_text_child_anchor_get_replacement (seg->body.child.obj)) == 0)
{
copy = FALSE;
}
@ -2400,7 +2400,7 @@ copy_segment (GString *string,
if (copy)
{
g_string_append_len (string,
seg->body.child.obj->chars,
gtk_text_child_anchor_get_replacement (seg->body.child.obj),
seg->byte_count);
}
}
@ -2741,7 +2741,7 @@ real_set_mark (GtkTextBTree *tree,
/* OK if !should_exist and it does already exist, in that case
* we just move it.
*/
iter = *where;
#ifdef G_ENABLE_DEBUG
@ -2948,7 +2948,7 @@ _gtk_text_btree_release_mark_segment (GtkTextBTree *tree,
segment->body.mark.tree = NULL;
segment->body.mark.line = NULL;
/* Remove the ref on the mark, which frees segment as a side effect
* if this is the last reference.
*/
@ -2974,7 +2974,7 @@ _gtk_text_btree_remove_mark (GtkTextBTree *tree,
/* This calls cleanup_line and segments_changed */
gtk_text_btree_unlink_segment (tree, segment, segment->body.mark.line);
_gtk_text_btree_release_mark_segment (tree, segment);
}
@ -3420,12 +3420,12 @@ ensure_end_iter_line (GtkTextBTree *tree)
if (tree->end_iter_line_stamp != tree->chars_changed_stamp)
{
int real_line;
/* n_lines is without the magic line at the end */
g_assert (_gtk_text_btree_line_count (tree) >= 1);
tree->end_iter_line = _gtk_text_btree_get_line_no_last (tree, -1, &real_line);
tree->end_iter_line_stamp = tree->chars_changed_stamp;
}
}
@ -3441,7 +3441,7 @@ ensure_end_iter_segment (GtkTextBTree *tree)
ensure_end_iter_line (tree);
last_with_chars = NULL;
seg = tree->end_iter_line->segments;
while (seg != NULL)
{
@ -3456,7 +3456,7 @@ ensure_end_iter_segment (GtkTextBTree *tree)
/* We know the last char in the last line is '\n' */
tree->end_iter_segment_byte_index = last_with_chars->byte_count - 1;
tree->end_iter_segment_char_offset = last_with_chars->char_count - 1;
tree->end_iter_segment_stamp = tree->segments_changed_stamp;
g_assert (tree->end_iter_segment->type == &gtk_text_char_type);
@ -3481,7 +3481,7 @@ _gtk_text_btree_is_end (GtkTextBTree *tree,
int char_offset)
{
g_return_val_if_fail (byte_index >= 0 || char_offset >= 0, FALSE);
/* Do this first to avoid walking segments in most cases */
if (!_gtk_text_line_contains_end_iter (line, tree))
return FALSE;
@ -3536,7 +3536,7 @@ GtkTextLine*
_gtk_text_line_next_excluding_last (GtkTextLine *line)
{
GtkTextLine *next;
next = _gtk_text_line_next (line);
/* If we were on the end iter line, we can't go to
@ -3708,9 +3708,9 @@ _gtk_text_line_invalidate_wrap (GtkTextLine *line,
is less than the max width for the parent node,
and the case where the height is unchanged when we re-wrap.
*/
g_return_if_fail (ld != NULL);
ld->valid = FALSE;
gtk_text_btree_node_invalidate_upward (line->parent, ld->view_id);
}
@ -4075,7 +4075,7 @@ _gtk_text_line_char_locate (GtkTextLine *line,
g_return_val_if_fail (line != NULL, FALSE);
g_return_val_if_fail (char_offset >= 0, FALSE);
*segment = NULL;
*any_segment = NULL;
chars_in_line = 0;
@ -4216,7 +4216,7 @@ _gtk_text_line_char_to_byte_offsets (GtkTextLine *line,
/* if in the last fourth of the segment walk backwards */
if (seg->char_count - offset < seg->char_count / 4)
p = g_utf8_offset_to_pointer (seg->body.chars + seg->byte_count,
p = g_utf8_offset_to_pointer (seg->body.chars + seg->byte_count,
offset - seg->char_count);
else
p = g_utf8_offset_to_pointer (seg->body.chars, offset);
@ -4357,7 +4357,7 @@ _gtk_text_line_next_could_contain_tag (GtkTextLine *line,
/* Our tag summaries only have node precision, not line
* precision. This means that if any line under a node could contain a
* tag, then any of the others could also contain a tag.
*
*
* In the future we could have some mechanism to keep track of how
* many toggles we've found under a node so far, since we have a
* count of toggles under the node. But for now I'm going with KISS.
@ -4828,7 +4828,7 @@ node_data_new (gpointer view_id,
NodeData *next)
{
NodeData *nd;
nd = g_slice_new (NodeData);
nd->view_id = view_id;
@ -4853,7 +4853,7 @@ node_data_list_destroy (NodeData *nd)
}
static inline NodeData*
node_data_find (NodeData *nd,
node_data_find (NodeData *nd,
gpointer view_id)
{
while (nd != NULL)
@ -5439,7 +5439,7 @@ _gtk_text_btree_validate_line (GtkTextBTree *tree,
view = gtk_text_btree_get_view (tree, view_id);
g_return_if_fail (view != NULL);
ld = _gtk_text_line_get_data (line, view_id);
if (!ld || !ld->valid)
{
@ -6208,7 +6208,7 @@ recompute_node_counts (GtkTextBTree *tree, GtkTextBTreeNode *node)
gtk_text_btree_node_check_valid (node, view->view_id);
view = view->next;
}
/*
* Scan through the GtkTextBTreeNode’s tag records again and delete any Summary
* records that still have a zero count, or that have all the toggles.
@ -6617,7 +6617,7 @@ gtk_text_btree_node_view_check_consistency (GtkTextBTree *tree,
int height;
gboolean valid;
BTreeView *view;
view = tree->views;
while (view != NULL)
@ -6631,7 +6631,7 @@ gtk_text_btree_node_view_check_consistency (GtkTextBTree *tree,
if (view == NULL)
g_error ("Node has data for a view %p no longer attached to the tree",
nd->view_id);
gtk_text_btree_node_compute_view_aggregates (node, nd->view_id,
&width, &height, &valid);
@ -6644,7 +6644,7 @@ gtk_text_btree_node_view_check_consistency (GtkTextBTree *tree,
* invalid - we don’t guarantee that if the node is invalid there
* are invalid lines.
*/
if (nd->width != width ||
nd->height != height ||
(nd->valid && !valid))
@ -7142,7 +7142,7 @@ _gtk_text_btree_spew_line_short (GtkTextLine *line, int indent)
}
else if (seg->type == &gtk_text_child_type)
{
char *str = g_strndup (seg->body.child.obj->chars, seg->byte_count);
char *str = g_strndup (gtk_text_child_anchor_get_replacement (seg->body.child.obj), seg->byte_count);
printf ("%s child '%s'...\n", spaces, str);
g_free (str);
}
@ -7250,7 +7250,7 @@ _gtk_text_btree_spew_segment (GtkTextBTree* tree, GtkTextLineSegment * seg)
}
else if (seg->type == &gtk_text_child_type)
{
char *str = g_strndup (seg->body.child.obj->chars, seg->byte_count);
char *str = g_strndup (gtk_text_child_anchor_get_replacement (seg->body.child.obj), seg->byte_count);
printf (" '%s'\n", str);
g_free (str);
}

43
gtk/gtktextchild.c
View File

@ -53,6 +53,12 @@
#include "gtktextlayoutprivate.h"
#include "gtkintl.h"
typedef struct {
char *replacement;
} GtkTextChildAnchorPrivate;
G_DEFINE_TYPE_WITH_PRIVATE (GtkTextChildAnchor, gtk_text_child_anchor, G_TYPE_OBJECT)
#define CHECK_IN_BUFFER(anchor) \
G_STMT_START { \
if ((anchor)->segment == NULL) \
@ -291,6 +297,7 @@ _gtk_widget_segment_new (GtkTextChildAnchor *anchor)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Warray-bounds"
GtkTextLineSegment *seg;
GtkTextChildAnchorPrivate *priv = gtk_text_child_anchor_get_instance_private (anchor);
seg = g_slice_alloc (WIDGET_SEG_SIZE);
@ -298,8 +305,8 @@ _gtk_widget_segment_new (GtkTextChildAnchor *anchor)
seg->next = NULL;
seg->byte_count = strlen (anchor->chars);
seg->char_count = g_utf8_strlen (anchor->chars, seg->byte_count);
seg->byte_count = strlen (priv->replacement);
seg->char_count = g_utf8_strlen (priv->replacement, seg->byte_count);
seg->body.child.obj = anchor;
seg->body.child.obj->segment = seg;
@ -373,8 +380,6 @@ _gtk_anchored_child_set_layout (GtkWidget *child,
static void gtk_text_child_anchor_finalize (GObject *obj);
G_DEFINE_TYPE (GtkTextChildAnchor, gtk_text_child_anchor, G_TYPE_OBJECT)
static void
gtk_text_child_anchor_init (GtkTextChildAnchor *child_anchor)
{
@ -422,23 +427,27 @@ gtk_text_child_anchor_new (void)
GtkTextChildAnchor *
gtk_text_child_anchor_new_with_replacement (const char *replacement_character)
{
GtkTextChildAnchor *anchor;
GtkTextChildAnchorPrivate *priv;
/* only a single character can be set as replacement */
g_return_val_if_fail (g_utf8_strlen (replacement_character, -1) == 1, NULL);
GtkTextChildAnchor *anchor = g_object_new (GTK_TYPE_TEXT_CHILD_ANCHOR, NULL);
anchor->chars = g_strdup (replacement_character);
anchor = g_object_new (GTK_TYPE_TEXT_CHILD_ANCHOR, NULL);
priv = gtk_text_child_anchor_get_instance_private (anchor);
priv->replacement = g_strdup (replacement_character);
return anchor;
}
static void
gtk_text_child_anchor_finalize (GObject *obj)
{
GtkTextChildAnchor *anchor;
GtkTextLineSegment *seg;
anchor = GTK_TEXT_CHILD_ANCHOR (obj);
seg = anchor->segment;
GtkTextChildAnchor *anchor = GTK_TEXT_CHILD_ANCHOR (obj);
GtkTextChildAnchorPrivate *priv = gtk_text_child_anchor_get_instance_private (anchor);
GtkTextLineSegment *seg = anchor->segment;
if (seg)
{
@ -455,7 +464,7 @@ gtk_text_child_anchor_finalize (GObject *obj)
g_slice_free1 (WIDGET_SEG_SIZE, seg);
}
anchor->segment = NULL;
g_free (priv->replacement);
G_OBJECT_CLASS (gtk_text_child_anchor_parent_class)->finalize (obj);
}
@ -607,3 +616,11 @@ gtk_text_anchored_child_set_layout (GtkWidget *child,
_gtk_anchored_child_set_layout (child, layout);
}
const char *
gtk_text_child_anchor_get_replacement (GtkTextChildAnchor *anchor)
{
GtkTextChildAnchorPrivate *priv = gtk_text_child_anchor_get_instance_private (anchor);
return priv->replacement;
}

1
gtk/gtktextchild.h
View File

@ -60,7 +60,6 @@ struct _GtkTextChildAnchor
/*< private >*/
gpointer segment;
char *chars; /* replacement character */
};
struct _GtkTextChildAnchorClass

2
gtk/gtktextchildprivate.h
View File

@ -85,6 +85,8 @@ void _gtk_widget_segment_unref (GtkTextLineSegment *widget_seg
GtkTextLayout* _gtk_anchored_child_get_layout (GtkWidget *child);
const char * gtk_text_child_anchor_get_replacement (GtkTextChildAnchor *anchor);
G_END_DECLS
#endif

202
gtk/gtktextiter.c
View File

@ -294,7 +294,7 @@ iter_init_from_byte_offset (GtkTextIter *iter,
"character; this will crash the text buffer. "
"Byte indexes must refer to the start of a character.",
line_byte_offset);
return real;
}
@ -611,11 +611,11 @@ gtk_text_iter_get_offset (const GtkTextIter *iter)
return 0;
check_invariants (iter);
if (real->cached_char_index < 0)
{
ensure_char_offsets (real);
real->cached_char_index =
_gtk_text_line_char_index (real->line);
real->cached_char_index += real->line_char_offset;
@ -705,7 +705,7 @@ int
gtk_text_iter_get_line_index (const GtkTextIter *iter)
{
GtkTextRealIter *real;
g_return_val_if_fail (iter != NULL, 0);
real = gtk_text_iter_make_surreal (iter);
@ -738,7 +738,7 @@ gtk_text_iter_get_visible_line_offset (const GtkTextIter *iter)
int vis_offset;
GtkTextLineSegment *seg;
GtkTextIter pos;
g_return_val_if_fail (iter != NULL, 0);
real = gtk_text_iter_make_real (iter);
@ -749,11 +749,11 @@ gtk_text_iter_get_visible_line_offset (const GtkTextIter *iter)
ensure_char_offsets (real);
check_invariants (iter);
vis_offset = real->line_char_offset;
g_assert (vis_offset >= 0);
_gtk_text_btree_get_iter_at_line (real->tree,
&pos,
real->line,
@ -780,7 +780,7 @@ gtk_text_iter_get_visible_line_offset (const GtkTextIter *iter)
if (_gtk_text_btree_char_is_invisible (&pos))
vis_offset -= real->segment_char_offset;
return vis_offset;
}
@ -803,7 +803,7 @@ gtk_text_iter_get_visible_line_index (const GtkTextIter *iter)
int vis_offset;
GtkTextLineSegment *seg;
GtkTextIter pos;
g_return_val_if_fail (iter != NULL, 0);
real = gtk_text_iter_make_real (iter);
@ -818,7 +818,7 @@ gtk_text_iter_get_visible_line_index (const GtkTextIter *iter)
vis_offset = real->line_byte_offset;
g_assert (vis_offset >= 0);
_gtk_text_btree_get_iter_at_line (real->tree,
&pos,
real->line,
@ -845,7 +845,7 @@ gtk_text_iter_get_visible_line_index (const GtkTextIter *iter)
if (_gtk_text_btree_char_is_invisible (&pos))
vis_offset -= real->segment_byte_offset;
return vis_offset;
}
@ -888,13 +888,13 @@ gtk_text_iter_get_char (const GtkTextIter *iter)
else if (real->segment->type == &gtk_text_char_type)
{
ensure_byte_offsets (real);
return g_utf8_get_char (real->segment->body.chars +
real->segment_byte_offset);
}
else if (real->segment->type == &gtk_text_child_type)
{
return g_utf8_get_char (real->segment->body.child.obj->chars);
return g_utf8_get_char (gtk_text_child_anchor_get_replacement (real->segment->body.child.obj));
}
else
{
@ -1445,7 +1445,7 @@ gtk_text_iter_editable (const GtkTextIter *iter,
gboolean retval;
g_return_val_if_fail (iter != NULL, FALSE);
values = gtk_text_attributes_new ();
values->editable = default_setting;
@ -1480,7 +1480,7 @@ gtk_text_iter_can_insert (const GtkTextIter *iter,
gboolean default_editability)
{
g_return_val_if_fail (iter != NULL, FALSE);
if (gtk_text_iter_editable (iter, default_editability))
return TRUE;
/* If at start/end of buffer, default editability is used */
@ -1540,7 +1540,7 @@ gtk_text_iter_get_language (const GtkTextIter *iter)
{
GtkTextAttributes *values;
PangoLanguage *retval;
values = gtk_text_attributes_new ();
gtk_text_iter_get_attributes (iter, values);
@ -1613,7 +1613,7 @@ gboolean
gtk_text_iter_ends_line (const GtkTextIter *iter)
{
gunichar wc;
g_return_val_if_fail (iter != NULL, FALSE);
check_invariants (iter);
@ -1624,7 +1624,7 @@ gtk_text_iter_ends_line (const GtkTextIter *iter)
#define PARAGRAPH_SEPARATOR 0x2029
wc = gtk_text_iter_get_char (iter);
if (wc == '\r' || wc == PARAGRAPH_SEPARATOR || wc == 0) /* wc == 0 is end iterator */
return TRUE;
else if (wc == '\n')
@ -1689,7 +1689,7 @@ gtk_text_iter_is_end (const GtkTextIter *iter)
if (real == NULL)
return FALSE;
return _gtk_text_btree_is_end (real->tree, real->line,
real->segment,
real->segment_byte_offset,
@ -1758,7 +1758,7 @@ gtk_text_iter_get_chars_in_line (const GtkTextIter *iter)
if (_gtk_text_line_contains_end_iter (real->line, real->tree))
count -= 1; /* Dump the newline that was in the last segment of the end iter line */
return count;
}
@ -1809,7 +1809,7 @@ gtk_text_iter_get_bytes_in_line (const GtkTextIter *iter)
if (_gtk_text_line_contains_end_iter (real->line, real->tree))
count -= 1; /* Dump the newline that was in the last segment of the end iter line */
return count;
}
@ -1831,12 +1831,12 @@ forward_line_leaving_caches_unmodified (GtkTextRealIter *real)
if (!_gtk_text_line_contains_end_iter (real->line, real->tree))
{
GtkTextLine *new_line;
new_line = _gtk_text_line_next (real->line);
g_assert (new_line);
g_assert (new_line != real->line);
g_assert (!_gtk_text_line_is_last (new_line, real->tree));
real->line = new_line;
real->line_byte_offset = 0;
@ -1859,7 +1859,7 @@ forward_line_leaving_caches_unmodified (GtkTextRealIter *real)
* the line containing the end iterator.
* However we may not be at the end iterator itself.
*/
return FALSE;
}
}
@ -1912,7 +1912,7 @@ backward_line_leaving_caches_unmodified (GtkTextRealIter *real)
return FALSE;
}
}
#endif
#endif
/* The return value indicates (MOVEMENT OCCURRED && NEW ITER IS
* DEREFERENCEABLE)
@ -2064,7 +2064,7 @@ _gtk_text_iter_forward_indexable_segment (GtkTextIter *iter)
/* End of buffer, but iter is still at start of last segment,
* not at the end iterator. We put it on the end iterator.
*/
check_invariants (iter);
g_assert (!_gtk_text_line_is_last (real->line, real->tree));
@ -2073,7 +2073,7 @@ _gtk_text_iter_forward_indexable_segment (GtkTextIter *iter)
gtk_text_iter_forward_to_line_end (iter);
g_assert (gtk_text_iter_is_end (iter));
return FALSE;
}
}
@ -2326,7 +2326,7 @@ gtk_text_iter_forward_chars (GtkTextIter *iter, int count)
g_return_val_if_fail (iter != NULL, FALSE);
FIX_OVERFLOWS (count);
real = gtk_text_iter_make_real (iter);
if (real == NULL)
@ -2400,7 +2400,7 @@ gtk_text_iter_backward_chars (GtkTextIter *iter, int count)
g_return_val_if_fail (iter != NULL, FALSE);
FIX_OVERFLOWS (count);
real = gtk_text_iter_make_real (iter);
if (real == NULL)
@ -2430,7 +2430,7 @@ gtk_text_iter_backward_chars (GtkTextIter *iter, int count)
/* if in the last fourth of the segment walk backwards */
if (count < real->segment_char_offset / 4)
p = g_utf8_offset_to_pointer (real->segment->body.chars + real->segment_byte_offset,
p = g_utf8_offset_to_pointer (real->segment->body.chars + real->segment_byte_offset,
-count);
else
p = g_utf8_offset_to_pointer (real->segment->body.chars,
@ -2555,7 +2555,7 @@ gtk_text_iter_forward_line (GtkTextIter *iter)
GtkTextRealIter *real;
g_return_val_if_fail (iter != NULL, FALSE);
real = gtk_text_iter_make_real (iter);
if (real == NULL)
@ -2578,10 +2578,10 @@ gtk_text_iter_forward_line (GtkTextIter *iter)
else
{
/* On the last line, move to end of it */
if (!gtk_text_iter_is_end (iter))
gtk_text_iter_forward_to_end (iter);
check_invariants (iter);
return FALSE;
}
@ -2689,7 +2689,7 @@ gboolean
gtk_text_iter_forward_lines (GtkTextIter *iter, int count)
{
FIX_OVERFLOWS (count);
if (count < 0)
return gtk_text_iter_backward_lines (iter, 0 - count);
else if (count == 0)
@ -2705,7 +2705,7 @@ gtk_text_iter_forward_lines (GtkTextIter *iter, int count)
if (gtk_text_iter_is_end (iter))
return FALSE;
old_line = gtk_text_iter_get_line (iter);
gtk_text_iter_set_line (iter, old_line + count);
@ -2716,7 +2716,7 @@ gtk_text_iter_forward_lines (GtkTextIter *iter, int count)
if (!gtk_text_iter_is_end (iter))
gtk_text_iter_forward_to_end (iter);
}
return !gtk_text_iter_is_end (iter);
}
}
@ -2743,7 +2743,7 @@ gboolean
gtk_text_iter_backward_lines (GtkTextIter *iter, int count)
{
FIX_OVERFLOWS (count);
if (count < 0)
return gtk_text_iter_forward_lines (iter, 0 - count);
else if (count == 0)
@ -2790,14 +2790,14 @@ gtk_text_iter_forward_visible_line (GtkTextIter *iter)
{
if (!gtk_text_iter_forward_char (iter))
return FALSE;
if (!_gtk_text_btree_char_is_invisible (iter))
return TRUE;
}
while (!gtk_text_iter_ends_line (iter));
}
}
return FALSE;
}
@ -2830,14 +2830,14 @@ gtk_text_iter_backward_visible_line (GtkTextIter *iter)
{
if (!gtk_text_iter_backward_char (iter))
return FALSE;
if (!_gtk_text_btree_char_is_invisible (iter))
return TRUE;
}
while (!gtk_text_iter_starts_line (iter));
}
}
return FALSE;
}
@ -2864,7 +2864,7 @@ gtk_text_iter_forward_visible_lines (GtkTextIter *iter,
int count)
{
FIX_OVERFLOWS (count);
if (count < 0)
return gtk_text_iter_backward_visible_lines (iter, 0 - count);
else if (count == 0)
@ -2879,7 +2879,7 @@ gtk_text_iter_forward_visible_lines (GtkTextIter *iter,
while (gtk_text_iter_forward_visible_line (iter) && count > 0)
count--;
return count == 0;
}
}
}
/**
@ -2905,7 +2905,7 @@ gtk_text_iter_backward_visible_lines (GtkTextIter *iter,
int count)
{
FIX_OVERFLOWS (count);
if (count < 0)
return gtk_text_iter_forward_visible_lines (iter, 0 - count);
else if (count == 0)
@ -3138,9 +3138,9 @@ find_line_log_attrs (const GtkTextIter *iter,
int offset;
g_return_val_if_fail (iter != NULL, FALSE);
attrs = _gtk_text_buffer_get_line_log_attrs (gtk_text_iter_get_buffer (iter),
iter, &char_len);
iter, &char_len);
offset = gtk_text_iter_get_line_offset (iter);
@ -3244,9 +3244,9 @@ find_visible_by_log_attrs (GtkTextIter *iter,
typedef gboolean (* OneStepFunc) (GtkTextIter *iter);
typedef gboolean (* MultipleStepFunc) (GtkTextIter *iter, int count);
static gboolean
move_multiple_steps (GtkTextIter *iter,
static gboolean
move_multiple_steps (GtkTextIter *iter,
int count,
OneStepFunc step_forward,
MultipleStepFunc n_steps_backward)
@ -3254,13 +3254,13 @@ move_multiple_steps (GtkTextIter *iter,
g_return_val_if_fail (iter != NULL, FALSE);
FIX_OVERFLOWS (count);
if (count == 0)
return FALSE;
if (count < 0)
return n_steps_backward (iter, -count);
if (!step_forward (iter))
return FALSE;
--count;
@ -3271,10 +3271,10 @@ move_multiple_steps (GtkTextIter *iter,
break;
--count;
}
return !gtk_text_iter_is_end (iter);
return !gtk_text_iter_is_end (iter);
}
/**
* gtk_text_iter_forward_word_end:
@ -3333,7 +3333,7 @@ gboolean
gtk_text_iter_forward_word_ends (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_forward_word_end,
gtk_text_iter_backward_word_starts);
}
@ -3351,7 +3351,7 @@ gboolean
gtk_text_iter_backward_word_starts (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_backward_word_start,
gtk_text_iter_forward_word_ends);
}
@ -3409,7 +3409,7 @@ gboolean
gtk_text_iter_forward_visible_word_ends (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_forward_visible_word_end,
gtk_text_iter_backward_visible_word_starts);
}
@ -3427,7 +3427,7 @@ gboolean
gtk_text_iter_backward_visible_word_starts (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_backward_visible_word_start,
gtk_text_iter_forward_visible_word_ends);
}
@ -3599,7 +3599,7 @@ gboolean
gtk_text_iter_forward_sentence_ends (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_forward_sentence_end,
gtk_text_iter_backward_sentence_starts);
}
@ -3619,7 +3619,7 @@ gboolean
gtk_text_iter_backward_sentence_starts (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_backward_sentence_start,
gtk_text_iter_forward_sentence_ends);
}
@ -3738,7 +3738,7 @@ gboolean
gtk_text_iter_forward_cursor_positions (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_forward_cursor_position,
gtk_text_iter_backward_cursor_positions);
}
@ -3758,7 +3758,7 @@ gboolean
gtk_text_iter_backward_cursor_positions (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_backward_cursor_position,
gtk_text_iter_forward_cursor_positions);
}
@ -3810,7 +3810,7 @@ gboolean
gtk_text_iter_forward_visible_cursor_positions (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_forward_visible_cursor_position,
gtk_text_iter_backward_visible_cursor_positions);
}
@ -3830,7 +3830,7 @@ gboolean
gtk_text_iter_backward_visible_cursor_positions (GtkTextIter *iter,
int count)
{
return move_multiple_steps (iter, count,
return move_multiple_steps (iter, count,
gtk_text_iter_backward_visible_cursor_position,
gtk_text_iter_forward_visible_cursor_positions);
}
@ -3871,14 +3871,14 @@ gtk_text_iter_set_line_offset (GtkTextIter *iter,
{
GtkTextRealIter *real;
int chars_in_line;
g_return_if_fail (iter != NULL);
real = gtk_text_iter_make_surreal (iter);
if (real == NULL)
return;
check_invariants (iter);
chars_in_line = gtk_text_iter_get_chars_in_line (iter);
@ -3889,7 +3889,7 @@ gtk_text_iter_set_line_offset (GtkTextIter *iter,
iter_set_from_char_offset (real, real->line, char_on_line);
else
gtk_text_iter_forward_line (iter); /* set to start of next line */
check_invariants (iter);
}
@ -3909,7 +3909,7 @@ gtk_text_iter_set_line_index (GtkTextIter *iter,
{
GtkTextRealIter *real;
int bytes_in_line;
g_return_if_fail (iter != NULL);
real = gtk_text_iter_make_surreal (iter);
@ -3922,7 +3922,7 @@ gtk_text_iter_set_line_index (GtkTextIter *iter,
bytes_in_line = gtk_text_iter_get_bytes_in_line (iter);
g_return_if_fail (byte_on_line <= bytes_in_line);
if (byte_on_line < bytes_in_line)
iter_set_from_byte_offset (real, real->line, byte_on_line);
else
@ -3956,7 +3956,7 @@ gtk_text_iter_set_visible_line_offset (GtkTextIter *iter,
GtkTextIter pos;
g_return_if_fail (iter != NULL);
gtk_text_iter_set_line_offset (iter, 0);
pos = *iter;
@ -3973,7 +3973,7 @@ gtk_text_iter_set_visible_line_offset (GtkTextIter *iter,
if (chars_seen == char_on_line)
break;
}
if (_gtk_text_iter_get_text_line (&pos) == _gtk_text_iter_get_text_line (iter))
*iter = pos;
else
@ -3997,7 +3997,7 @@ gtk_text_iter_set_visible_line_index (GtkTextIter *iter,
int offset = 0;
GtkTextIter pos;
GtkTextLineSegment *seg;
g_return_if_fail (iter != NULL);
gtk_text_iter_set_line_offset (iter, 0);
@ -4204,12 +4204,12 @@ gtk_text_iter_forward_to_line_end (GtkTextIter *iter)
int current_offset;
int new_offset;
g_return_val_if_fail (iter != NULL, FALSE);
current_offset = gtk_text_iter_get_line_offset (iter);
new_offset = find_paragraph_delimiter_for_line (iter);
if (current_offset < new_offset)
{
/* Move to end of this line. */
@ -4462,11 +4462,11 @@ gtk_text_iter_forward_find_char (GtkTextIter *iter,
if (limit &&
gtk_text_iter_compare (iter, limit) >= 0)
return FALSE;
while ((limit == NULL ||
!gtk_text_iter_equal (limit, iter)) &&
gtk_text_iter_forward_char (iter))
{
{
if (matches_pred (iter, pred, user_data))
return TRUE;
}
@ -4498,7 +4498,7 @@ gtk_text_iter_backward_find_char (GtkTextIter *iter,
if (limit &&
gtk_text_iter_compare (iter, limit) <= 0)
return FALSE;
while ((limit == NULL ||
!gtk_text_iter_equal (limit, iter)) &&
gtk_text_iter_backward_char (iter))
@ -4998,18 +4998,18 @@ gtk_text_iter_forward_search (const GtkTextIter *iter,
if (limit &&
gtk_text_iter_compare (iter, limit) >= 0)
return FALSE;
if (*str == '\0')
{
/* If we can move one char, return the empty string there */
match = *iter;
if (gtk_text_iter_forward_char (&match))
{
if (limit &&
gtk_text_iter_equal (&match, limit))
return FALSE;
if (match_start)
*match_start = match;
if (match_end)
@ -5041,7 +5041,7 @@ gtk_text_iter_forward_search (const GtkTextIter *iter,
if (limit &&
gtk_text_iter_compare (&search, limit) >= 0)
break;
if (lines_match (&search, (const char **)lines,
visible_only, slice, case_insensitive, &match, &end))
{
@ -5050,14 +5050,14 @@ gtk_text_iter_forward_search (const GtkTextIter *iter,
gtk_text_iter_compare (&end, limit) <= 0))
{
retval = TRUE;
if (match_start)
*match_start = match;
if (match_end)
*match_end = end;
}
break;
}
}
@ -5316,14 +5316,14 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
gboolean visible_only;
gboolean slice;
gboolean case_insensitive;
g_return_val_if_fail (iter != NULL, FALSE);
g_return_val_if_fail (str != NULL, FALSE);
if (limit &&
gtk_text_iter_compare (limit, iter) > 0)
return FALSE;
if (*str == '\0')
{
/* If we can move one char, return the empty string there */
@ -5331,7 +5331,7 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
if (limit && gtk_text_iter_equal (limit, &match))
return FALSE;
if (gtk_text_iter_backward_char (&match))
{
if (match_start)
@ -5371,7 +5371,7 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
/* We're now before the search limit, abort. */
goto out;
}
/* If there are multiple lines, the first line will
* end in '\n', so this will only match at the
* end of the first line, which is correct.
@ -5425,7 +5425,7 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
out:
lines_window_free (&win);
g_strfreev (lines);
return retval;
}
@ -5437,7 +5437,7 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
* gtk_text_iter_equal:
* @lhs: a `GtkTextIter`
* @rhs: another `GtkTextIter`
*
*
* Tests whether two iterators are equal, using the fastest possible
* mechanism.
*
@ -5445,7 +5445,7 @@ gtk_text_iter_backward_search (const GtkTextIter *iter,
* better than e.g. getting the character offset for each
* iterator and comparing the offsets yourself. Also, it’s a
* bit faster than [method@Gtk.TextIter.compare].
*
*
* Returns: %TRUE if the iterators point to the same place in the buffer
**/
gboolean
@ -5524,7 +5524,7 @@ gtk_text_iter_compare (const GtkTextIter *lhs,
check_invariants (lhs);
check_invariants (rhs);
if (real_lhs->line == real_rhs->line)
{
int left_index, right_index;
@ -5588,7 +5588,7 @@ gtk_text_iter_in_range (const GtkTextIter *iter,
g_return_val_if_fail (start != NULL, FALSE);
g_return_val_if_fail (end != NULL, FALSE);
g_return_val_if_fail (gtk_text_iter_compare (start, end) <= 0, FALSE);
return gtk_text_iter_compare (iter, start) >= 0 &&
gtk_text_iter_compare (iter, end) < 0;
}
@ -5666,7 +5666,7 @@ _gtk_text_btree_get_iter_at_line_char (GtkTextBTree *tree,
g_return_if_fail (tree != NULL);
line = _gtk_text_btree_get_line_no_last (tree, line_number, &real_line);
iter_init_from_char_offset (iter, tree, line, char_on_line);
/* We might as well cache this, since we know it. */
@ -5762,7 +5762,7 @@ _gtk_text_btree_get_iter_at_last_toggle (GtkTextBTree *tree,
found = gtk_text_iter_backward_to_tag_toggle (iter, tag);
check_invariants (iter);
return found;
}
@ -5831,11 +5831,11 @@ _gtk_text_btree_get_iter_at_child_anchor (GtkTextBTree *tree,
g_return_if_fail (iter != NULL);
g_return_if_fail (tree != NULL);
g_return_if_fail (GTK_IS_TEXT_CHILD_ANCHOR (anchor));
seg = anchor->segment;
seg = anchor->segment;
g_assert (seg->body.child.line != NULL);
iter_init_from_segment (iter, tree,
seg->body.child.line, seg);
g_assert (seg->body.child.line == _gtk_text_iter_get_text_line (iter));
@ -5934,7 +5934,7 @@ _gtk_text_iter_check (const GtkTextIter *iter)
{
const char *p;
p = byte_segment->body.chars + seg_byte_offset;
if (!gtk_text_byte_begins_utf8_char (p))
g_error ("broken iterator byte index pointed into the middle of a character");
}
@ -5951,7 +5951,7 @@ _gtk_text_iter_check (const GtkTextIter *iter)
g_error ("wrong char offset was stored in iterator");
if (segments_updated)
{
{
if (real->segment != char_segment)
g_error ("wrong segment was stored in iterator");

190
gtk/gtktextlayout.c
View File

@ -454,7 +454,7 @@ gtk_text_layout_set_overwrite_mode (GtkTextLayout *layout,
* %GTK_TEXT_DIR_NONE means draw cursors for both
* left-to-right insertion and right-to-left insertion.
* (The two cursors will be visually distinguished.)
*
*
* Sets which text directions (left-to-right and/or right-to-left) for
* which cursors will be drawn for the insertion point. The visual
* point at which new text is inserted depends on whether the new
@ -580,7 +580,7 @@ gtk_text_layout_get_cursor_visible (GtkTextLayout *layout)
* @preedit_string: a string to display at the insertion point
* @preedit_attrs: a `PangoAttrList` of attributes that apply to @preedit_string
* @cursor_pos: position of cursor within preedit string in chars
*
*
* Set the preedit string and attributes. The preedit string is a
* string showing text that is currently being edited and not
* yet committed into the buffer.
@ -796,7 +796,7 @@ gtk_text_layout_invalidate (GtkTextLayout *layout,
* we always invalidate the line with "start" even
* if there's an empty range.
*/
#if 0
gtk_text_view_index_spew (start_index, "invalidate start");
gtk_text_view_index_spew (end_index, "invalidate end");
@ -810,7 +810,7 @@ gtk_text_layout_invalidate (GtkTextLayout *layout,
GtkTextLineData *line_data = _gtk_text_line_get_data (line, layout);
gtk_text_layout_invalidate_cache (layout, line, FALSE);
if (line_data)
_gtk_text_line_invalidate_wrap (line, line_data);
@ -930,7 +930,7 @@ gtk_text_layout_validate_yrange (GtkTextLayout *layout,
{
int old_height, new_height;
int top_ink, bottom_ink;
old_height = line_data ? line_data->height : 0;
top_ink = line_data ? line_data->top_ink : 0;
bottom_ink = line_data ? line_data->bottom_ink : 0;
@ -947,7 +947,7 @@ gtk_text_layout_validate_yrange (GtkTextLayout *layout,
}
delta_height += new_height - old_height;
first_line = line;
first_line_y = -seen - new_height - top_ink;
if (!last_line)
@ -971,7 +971,7 @@ gtk_text_layout_validate_yrange (GtkTextLayout *layout,
{
int old_height, new_height;
int top_ink, bottom_ink;
old_height = line_data ? line_data->height : 0;
top_ink = line_data ? line_data->top_ink : 0;
bottom_ink = line_data ? line_data->bottom_ink : 0;
@ -987,7 +987,7 @@ gtk_text_layout_validate_yrange (GtkTextLayout *layout,
}
delta_height += new_height - old_height;
if (!first_line)
{
first_line = line;
@ -1062,7 +1062,7 @@ gtk_text_layout_wrap (GtkTextLayout *layout,
g_return_val_if_fail (GTK_IS_TEXT_LAYOUT (layout), NULL);
g_return_val_if_fail (line != NULL, NULL);
if (line_data == NULL)
{
line_data = _gtk_text_line_data_new (layout, line);
@ -1159,9 +1159,9 @@ totally_invisible_line (GtkTextLayout *layout,
GtkTextLineSegment *seg;
int bytes = 0;
/* Check if the first char is visible, if so we are partially visible.
* Note that we have to check this since we don't know the current
* invisible/noninvisible toggle state; this function can use the whole btree
/* Check if the first char is visible, if so we are partially visible.
* Note that we have to check this since we don't know the current
* invisible/noninvisible toggle state; this function can use the whole btree
* to get it right.
*/
gtk_text_layout_get_iter_at_line (layout, iter, line, 0);
@ -1233,7 +1233,7 @@ set_para_values (GtkTextLayout *layout,
base_dir = PANGO_DIRECTION_RTL;
else
base_dir = PANGO_DIRECTION_LTR;
break;
case PANGO_DIRECTION_RTL :
display->direction = GTK_TEXT_DIR_RTL;
@ -1247,7 +1247,7 @@ set_para_values (GtkTextLayout *layout,
display->direction = GTK_TEXT_DIR_LTR;
break;
}
if (display->direction == GTK_TEXT_DIR_RTL)
display->layout = pango_layout_new (layout->rtl_context);
else
@ -1285,7 +1285,7 @@ set_para_values (GtkTextLayout *layout,
display->bottom_margin = style->pixels_below_lines;
display->left_margin = style->left_margin;
display->right_margin = style->right_margin;
display->x_offset = display->left_margin;
pango_layout_set_indent (display->layout,
@ -1362,12 +1362,12 @@ gtk_text_attr_appearance_destroy (PangoAttribute *attr)
g_slice_free (GtkTextAttrAppearance, appearance_attr);
}
static gboolean
static gboolean
rgba_equal (const GdkRGBA *rgba1, const GdkRGBA *rgba2)
{
if (rgba1 && rgba2)
return gdk_rgba_equal (rgba1, rgba2);
if (rgba1 || rgba2)
return FALSE;
@ -1479,10 +1479,10 @@ add_generic_attrs (GtkTextLayout *layout,
if (appearance->underline != PANGO_UNDERLINE_NONE)
{
attr = pango_attr_underline_new (appearance->underline);
attr->start_index = start;
attr->end_index = start + byte_count;
pango_attr_list_insert (attrs, attr);
}
@ -1523,10 +1523,10 @@ add_generic_attrs (GtkTextLayout *layout,
if (appearance->strikethrough)
{
attr = pango_attr_strikethrough_new (appearance->strikethrough);
attr->start_index = start;
attr->end_index = start + byte_count;
pango_attr_list_insert (attrs, attr);
}
@ -1545,22 +1545,22 @@ add_generic_attrs (GtkTextLayout *layout,
if (appearance->rise != 0)
{
attr = pango_attr_rise_new (appearance->rise);
attr->start_index = start;
attr->end_index = start + byte_count;
pango_attr_list_insert (attrs, attr);
}
if (!size_only)
{
attr = gtk_text_attr_appearance_new (appearance);
attr->start_index = start;
attr->end_index = start + byte_count;
((GtkTextAttrAppearance *)attr)->appearance.is_text = is_text;
pango_attr_list_insert (attrs, attr);
}
}
@ -1769,7 +1769,7 @@ add_child_attrs (GtkTextLayout *layout,
width = 1;
height = 1;
tmp_list = seg->body.child.widgets;
while (tmp_list != NULL)
{
@ -1786,10 +1786,10 @@ add_child_attrs (GtkTextLayout *layout,
height = req.height;
widget = child;
break;
}
tmp_list = tmp_list->next;
}
@ -1833,7 +1833,7 @@ add_child_attrs (GtkTextLayout *layout,
* @cursor_at_line_end: whether cursor is at the end of line
*
* Checks whether layout should display block cursor at given position.
* For this layout must be in overwrite mode and text at @insert_iter
* For this layout must be in overwrite mode and text at @insert_iter
* must be editable.
*/
static gboolean
@ -1916,7 +1916,7 @@ static gboolean
is_shape (PangoLayoutRun *run)
{
GSList *tmp_list = run->item->analysis.extra_attrs;
while (tmp_list)
{
PangoAttribute *attr = tmp_list->data;
@ -2037,7 +2037,7 @@ add_preedit_attrs (GtkTextLayout *layout,
if (end == G_MAXINT)
end = layout->preedit_len;
if (end == start)
continue;
@ -2053,13 +2053,13 @@ add_preedit_attrs (GtkTextLayout *layout,
appearance.overline_rgba = gdk_rgba_copy (appearance.overline_rgba);
if (appearance.strikethrough_rgba)
appearance.strikethrough_rgba = gdk_rgba_copy (appearance.strikethrough_rgba);
tmp_list = extra_attrs;
while (tmp_list)
{
PangoAttribute *attr = tmp_list->data;
GdkRGBA rgba;
switch ((guint) attr->klass->type)
{
case PANGO_ATTR_FOREGROUND:
@ -2108,17 +2108,17 @@ add_preedit_attrs (GtkTextLayout *layout,
default:
break;
}
pango_attribute_destroy (attr);
tmp_list = tmp_list->next;
}
g_slist_free (extra_attrs);
insert_attr = pango_attr_font_desc_new (font_desc);
insert_attr->start_index = start + offset;
insert_attr->end_index = end + offset;
pango_attr_list_insert (attrs, insert_attr);
if (language)
@ -2126,14 +2126,14 @@ add_preedit_attrs (GtkTextLayout *layout,
insert_attr = pango_attr_language_new (language);
insert_attr->start_index = start + offset;
insert_attr->end_index = end + offset;
pango_attr_list_insert (attrs, insert_attr);
}
add_generic_attrs (layout, &appearance, end - start,
attrs, start + offset,
size_only, TRUE);
if (appearance.fg_rgba)
gdk_rgba_free (appearance.fg_rgba);
if (appearance.bg_rgba)
@ -2399,7 +2399,7 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
int bytes = 0;
GtkTextLineSegment *prev_seg = NULL;
while (seg)
{
if (seg->type == &gtk_text_char_type)
@ -2463,14 +2463,14 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
else if (seg->type == &gtk_text_child_type)
{
saw_widget = TRUE;
add_generic_attrs (layout, &style->appearance,
seg->byte_count,
attrs, layout_byte_offset,
size_only, FALSE);
add_child_attrs (layout, display, style,
seg, attrs, layout_byte_offset);
memcpy (text + layout_byte_offset, seg->body.child.obj->chars,
memcpy (text + layout_byte_offset, gtk_text_child_anchor_get_replacement (seg->body.child.obj),
seg->byte_count);
layout_byte_offset += seg->byte_count;
buffer_byte_offset += seg->byte_count;
@ -2480,7 +2480,7 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
/* We don't know this segment type */
g_assert_not_reached ();
}
} /* if (segment was visible) */
else
{
@ -2509,13 +2509,13 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
seg->type == &gtk_text_left_mark_type)
{
int cursor_offset = 0;
/* At the insertion point, add the preedit string, if any */
if (_gtk_text_btree_mark_is_insert (btree, seg->body.mark.obj))
{
display->insert_index = layout_byte_offset;
if (layout->preedit_len > 0)
{
text_allocated += layout->preedit_len;
@ -2524,15 +2524,15 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
style = get_style (layout, tags);
add_preedit_attrs (layout, style, attrs, layout_byte_offset, size_only);
release_style (layout, style);
memcpy (text + layout_byte_offset, layout->preedit_string, layout->preedit_len);
layout_byte_offset += layout->preedit_len;
/* DO NOT increment the buffer byte offset for preedit */
cursor_offset = layout->preedit_cursor - layout->preedit_len;
}
}
/* Display visible marks */
@ -2549,14 +2549,14 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
seg = seg->next;
}
if (!para_values_set)
{
style = get_style (layout, tags);
set_para_values (layout, base_dir, style, display);
release_style (layout, style);
}
/* Pango doesn't want the trailing paragraph delimiters */
{
@ -2582,7 +2582,7 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
}
}
}
pango_layout_set_text (display->layout, text, layout_byte_offset);
pango_layout_set_attributes (display->layout, attrs);
@ -2628,7 +2628,7 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
break;
}
}
/* Free this if we aren't in a loop */
if (layout->wrap_loop_count == 0)
invalidate_cached_style (layout);
@ -2642,7 +2642,7 @@ gtk_text_layout_create_display (GtkTextLayout *layout,
if (saw_widget)
allocate_child_widgets (layout, display);
return g_steal_pointer (&display);
}
@ -2695,7 +2695,7 @@ line_display_iter_to_index (GtkTextLayout *layout,
g_return_val_if_fail (_gtk_text_iter_get_text_line (iter) == display->line, 0);
index = gtk_text_iter_get_visible_line_index (iter);
if (layout->preedit_len > 0 && display->insert_index >= 0)
{
if (index >= display->insert_index)
@ -2714,7 +2714,7 @@ line_display_index_to_iter (GtkTextLayout *layout,
{
g_return_if_fail (!_gtk_text_line_is_last (display->line,
_gtk_text_buffer_get_btree (layout->buffer)));
if (layout->preedit_len > 0 && display->insert_index >= 0)
{
if (index >= display->insert_index + layout->preedit_len)
@ -2729,7 +2729,7 @@ line_display_index_to_iter (GtkTextLayout *layout,
gtk_text_layout_get_iter_at_line (layout, iter, display->line, 0);
gtk_text_iter_set_visible_line_index (iter, index);
if (_gtk_text_iter_get_text_line (iter) != display->line)
{
/* Clamp to end of line - really this clamping should have been done
@ -2739,7 +2739,7 @@ line_display_index_to_iter (GtkTextLayout *layout,
if (!gtk_text_iter_ends_line (iter))
gtk_text_iter_forward_to_line_end (iter);
}
gtk_text_iter_forward_chars (iter, trailing);
}
@ -2897,16 +2897,16 @@ gtk_text_layout_get_cursor_locations (GtkTextLayout *layout,
line = _gtk_text_iter_get_text_line (iter);
display = gtk_text_layout_get_line_display (layout, line, FALSE);
index = line_display_iter_to_index (layout, display, iter);
line_top = _gtk_text_btree_find_line_top (_gtk_text_buffer_get_btree (layout->buffer),
line, layout);
gtk_text_buffer_get_iter_at_mark (layout->buffer, &insert_iter,
gtk_text_buffer_get_insert (layout->buffer));
if (gtk_text_iter_equal (iter, &insert_iter))
index += layout->preedit_cursor - layout->preedit_len;
pango_layout_get_cursor_pos (display->layout, index,
strong_pos ? &pango_strong_pos : NULL,
weak_pos ? &pango_weak_pos : NULL);
@ -3038,7 +3038,7 @@ gtk_text_layout_get_iter_location (GtkTextLayout *layout,
GtkTextLineDisplay *display;
int byte_index;
int x_offset;
g_return_if_fail (GTK_IS_TEXT_LAYOUT (layout));
g_return_if_fail (_gtk_text_iter_get_btree (iter) == _gtk_text_buffer_get_btree (layout->buffer));
g_return_if_fail (rect != NULL);
@ -3053,9 +3053,9 @@ gtk_text_layout_get_iter_location (GtkTextLayout *layout,
x_offset = display->x_offset * PANGO_SCALE;
byte_index = gtk_text_iter_get_line_index (iter);
pango_layout_index_to_pos (display->layout, byte_index, &pango_rect);
rect->x = PANGO_PIXELS (x_offset + pango_rect.x);
rect->y += PANGO_PIXELS (pango_rect.y) + display->top_margin;
rect->width = PANGO_PIXELS (pango_rect.width);
@ -3106,7 +3106,7 @@ find_display_line_below (GtkTextLayout *layout,
PangoLayoutLine *layout_line = pango_layout_iter_get_line_readonly (layout_iter);
found_byte = layout_line->start_index;
if (line_top >= y)
{
found_line = line;
@ -3119,7 +3119,7 @@ find_display_line_below (GtkTextLayout *layout,
while (pango_layout_iter_next_line (layout_iter));
pango_layout_iter_free (layout_iter);
line_top += display->bottom_margin;
gtk_text_line_display_unref (display);
@ -3153,7 +3153,7 @@ find_display_line_above (GtkTextLayout *layout,
if (!line)
{
line = _gtk_text_btree_get_end_iter_line (btree);
line_top = _gtk_text_btree_find_line_top (btree, line, layout);
}
@ -3165,7 +3165,7 @@ find_display_line_above (GtkTextLayout *layout,
int tmp_top;
layout_iter = pango_layout_get_iter (display->layout);
line_top -= display->top_margin + display->bottom_margin;
pango_layout_iter_get_layout_extents (layout_iter, NULL, &logical_rect);
line_top -= logical_rect.height / PANGO_SCALE;
@ -3180,7 +3180,7 @@ find_display_line_above (GtkTextLayout *layout,
found_byte = layout_line->start_index;
pango_layout_iter_get_line_yrange (layout_iter, &first_y, &last_y);
tmp_top -= (last_y - first_y) / PANGO_SCALE;
if (tmp_top < y)
@ -3193,7 +3193,7 @@ find_display_line_above (GtkTextLayout *layout,
while (pango_layout_iter_next_line (layout_iter));
pango_layout_iter_free (layout_iter);
gtk_text_line_display_unref (display);
line = _gtk_text_line_previous (line);
@ -3272,7 +3272,7 @@ gtk_text_layout_move_iter_to_previous_line (GtkTextLayout *layout,
PangoLayoutLine *layout_line;
GtkTextIter orig;
gboolean update_byte = FALSE;
g_return_val_if_fail (GTK_IS_TEXT_LAYOUT (layout), FALSE);
g_return_val_if_fail (iter != NULL, FALSE);
@ -3304,7 +3304,7 @@ gtk_text_layout_move_iter_to_previous_line (GtkTextLayout *layout,
display = gtk_text_layout_get_line_display (layout, prev_line, FALSE);
update_byte = TRUE;
}
tmp_list = pango_layout_get_lines_readonly (display->layout);
layout_line = tmp_list->data;
@ -3364,7 +3364,7 @@ gtk_text_layout_move_iter_to_previous_line (GtkTextLayout *layout,
}
out:
gtk_text_line_display_unref (display);
return
@ -3397,7 +3397,7 @@ gtk_text_layout_move_iter_to_next_line (GtkTextLayout *layout,
g_return_val_if_fail (iter != NULL, FALSE);
orig = *iter;
line = _gtk_text_iter_get_text_line (iter);
while (line && !found_after)
@ -3408,7 +3408,7 @@ gtk_text_layout_move_iter_to_next_line (GtkTextLayout *layout,
if (display->height == 0)
goto next;
if (first)
{
line_byte = line_display_iter_to_index (layout, display, iter);
@ -3416,7 +3416,7 @@ gtk_text_layout_move_iter_to_next_line (GtkTextLayout *layout,
}
else
line_byte = 0;
tmp_list = pango_layout_get_lines_readonly (display->layout);
while (tmp_list && !found_after)
{
@ -3430,12 +3430,12 @@ gtk_text_layout_move_iter_to_next_line (GtkTextLayout *layout,
}
else if (line_byte < layout_line->start_index + layout_line->length || !tmp_list->next)
found = TRUE;
tmp_list = tmp_list->next;
}
next:
gtk_text_line_display_unref (display);
line = _gtk_text_line_next_excluding_last (line);
@ -3443,7 +3443,7 @@ gtk_text_layout_move_iter_to_next_line (GtkTextLayout *layout,
if (!found_after)
gtk_text_buffer_get_end_iter (layout->buffer, iter);
return
!gtk_text_iter_equal (iter, &orig) &&
!gtk_text_iter_is_end (iter);
@ -3467,12 +3467,12 @@ gtk_text_layout_move_iter_to_line_end (GtkTextLayout *layout,
int line_byte;
GSList *tmp_list;
GtkTextIter orig;
g_return_val_if_fail (GTK_IS_TEXT_LAYOUT (layout), FALSE);
g_return_val_if_fail (iter != NULL, FALSE);
orig = *iter;
line = _gtk_text_iter_get_text_line (iter);
display = gtk_text_layout_get_line_display (layout, line, FALSE);
line_byte = line_display_iter_to_index (layout, display, iter);
@ -3492,13 +3492,13 @@ gtk_text_layout_move_iter_to_line_end (GtkTextLayout *layout,
* are inside a paragraph to avoid going to next line on a
* forced break not at whitespace. Real fix is to keep track
* of whether marks are at leading or trailing edge? */
if (direction > 0 && layout_line->length > 0 &&
!gtk_text_iter_ends_line (iter) &&
if (direction > 0 && layout_line->length > 0 &&
!gtk_text_iter_ends_line (iter) &&
!_gtk_text_btree_char_is_invisible (iter))
gtk_text_iter_backward_char (iter);
break;
}
tmp_list = tmp_list->next;
}
@ -3525,7 +3525,7 @@ gtk_text_layout_iter_starts_line (GtkTextLayout *layout,
GtkTextLineDisplay *display;
int line_byte;
GSList *tmp_list;
g_return_val_if_fail (GTK_IS_TEXT_LAYOUT (layout), FALSE);
g_return_val_if_fail (iter != NULL, FALSE);
@ -3545,13 +3545,13 @@ gtk_text_layout_iter_starts_line (GtkTextLayout *layout,
* it
*/
gtk_text_line_display_unref (display);
if (line_byte == layout_line->start_index)
return TRUE;
else
return FALSE;
}
tmp_list = tmp_list->next;
}
@ -3588,7 +3588,7 @@ gtk_text_layout_move_iter_to_x (GtkTextLayout *layout,
GtkTextLineDisplay *display;
int line_byte;
PangoLayoutIter *layout_iter;
g_return_if_fail (GTK_IS_TEXT_LAYOUT (layout));
g_return_if_fail (iter != NULL);
@ -3624,7 +3624,7 @@ gtk_text_layout_move_iter_to_x (GtkTextLayout *layout,
while (pango_layout_iter_next_line (layout_iter));
pango_layout_iter_free (layout_iter);
gtk_text_line_display_unref (display);
}
@ -3655,12 +3655,12 @@ gtk_text_layout_move_iter_visually (GtkTextLayout *layout,
GtkTextLineDisplay *display = NULL;
GtkTextIter orig;
GtkTextIter lineiter;
g_return_val_if_fail (layout != NULL, FALSE);
g_return_val_if_fail (iter != NULL, FALSE);
orig = *iter;
while (count != 0)
{
GtkTextLine *line = _gtk_text_iter_get_text_line (iter);
@ -3709,7 +3709,7 @@ gtk_text_layout_move_iter_visually (GtkTextLayout *layout,
extra_back = 1;
}
}
if (new_index < 0 || (new_index == 0 && extra_back))
{
do
@ -3719,7 +3719,7 @@ gtk_text_layout_move_iter_visually (GtkTextLayout *layout,
goto done;
}
while (totally_invisible_line (layout, line, &lineiter));
gtk_text_line_display_unref (display);
display = gtk_text_layout_get_line_display (layout, line, FALSE);
gtk_text_iter_forward_to_line_end (&lineiter);
@ -3739,7 +3739,7 @@ gtk_text_layout_move_iter_visually (GtkTextLayout *layout,
display = gtk_text_layout_get_line_display (layout, line, FALSE);
new_index = 0;
}
line_display_index_to_iter (layout, display, iter, new_index, new_trailing);
if (extra_back)
gtk_text_iter_backward_char (iter);
@ -3748,7 +3748,7 @@ gtk_text_layout_move_iter_visually (GtkTextLayout *layout,
g_clear_pointer (&display, gtk_text_line_display_unref);
done:
return
!gtk_text_iter_equal (iter, &orig) &&
!gtk_text_iter_is_end (iter);