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textiter: simplify FindLogAttrFunc

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The min_offset parameter was always 0. Since there are some bugs in this
code, it'll be clearer if there are fewer parameters.

https://bugzilla.gnome.org/show_bug.cgi?id=618852
This commit is contained in:
Sébastien Wilmet 2014-07-15 14:51:02 +02:00
parent 5d66634482
commit 37f5f78f81
1 changed files with 43 additions and 56 deletions
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95
gtk/gtktextiter.c
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@ -2873,7 +2873,6 @@ gtk_text_iter_backward_visible_lines (GtkTextIter *iter,
typedef gboolean (* FindLogAttrFunc) (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially);
@ -2887,23 +2886,21 @@ typedef gboolean (* TestLogAttrFunc) (const PangoLogAttr *attrs,
static gboolean
find_word_end_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
++offset;
/* Find end of next word */
while (offset < min_offset + len &&
!attrs[offset].is_word_end)
while (offset < len && !attrs[offset].is_word_end)
++offset;
*found_offset = offset;
return offset < min_offset + len;
return offset < len;
}
static gboolean
@ -2917,23 +2914,21 @@ is_word_end_func (const PangoLogAttr *attrs,
static gboolean
find_word_start_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
--offset;
/* Find start of prev word */
while (offset >= min_offset &&
!attrs[offset].is_word_start)
while (offset >= 0 && !attrs[offset].is_word_start)
--offset;
*found_offset = offset;
return offset >= min_offset;
return offset >= 0;
}
static gboolean
@ -2966,23 +2961,21 @@ inside_word_func (const PangoLogAttr *attrs,
static gboolean
find_sentence_end_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
++offset;
/* Find end of next sentence */
while (offset < min_offset + len &&
!attrs[offset].is_sentence_end)
while (offset < len && !attrs[offset].is_sentence_end)
++offset;
*found_offset = offset;
return offset < min_offset + len;
return offset < len;
}
static gboolean
@ -2996,23 +2989,21 @@ is_sentence_end_func (const PangoLogAttr *attrs,
static gboolean
find_sentence_start_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
--offset;
/* Find start of prev sentence */
while (offset >= min_offset &&
!attrs[offset].is_sentence_start)
while (offset >= 0 && !attrs[offset].is_sentence_start)
--offset;
*found_offset = offset;
return offset >= min_offset;
return offset >= 0;
}
static gboolean
@ -3090,7 +3081,7 @@ find_line_log_attrs (const GtkTextIter *iter,
*/
if (attrs)
result = (* func) (attrs, offset, 0, char_len, found_offset,
result = (* func) (attrs, offset, char_len, found_offset,
already_moved_initially);
return result;
@ -3245,7 +3236,7 @@ gtk_text_iter_forward_word_end (GtkTextIter *iter)
* Returns: %TRUE if @iter moved and is not the end iterator
**/
gboolean
gtk_text_iter_backward_word_start (GtkTextIter *iter)
gtk_text_iter_backward_word_start (GtkTextIter *iter)
{
return find_by_log_attrs (iter, find_word_start_func, FALSE);
}
@ -3507,7 +3498,7 @@ gtk_text_iter_forward_sentence_end (GtkTextIter *iter)
* Returns: %TRUE if @iter moved and is not the end iterator
**/
gboolean
gtk_text_iter_backward_sentence_start (GtkTextIter *iter)
gtk_text_iter_backward_sentence_start (GtkTextIter *iter)
{
return find_by_log_attrs (iter, find_sentence_start_func, FALSE);
}
@ -3547,8 +3538,8 @@ gtk_text_iter_forward_sentence_ends (GtkTextIter *iter,
* Returns: %TRUE if @iter moved and is not the end iterator
**/
gboolean
gtk_text_iter_backward_sentence_starts (GtkTextIter *iter,
gint count)
gtk_text_iter_backward_sentence_starts (GtkTextIter *iter,
gint count)
{
return move_multiple_steps (iter, count,
gtk_text_iter_backward_sentence_start,
@ -3557,42 +3548,38 @@ gtk_text_iter_backward_sentence_starts (GtkTextIter *iter,
static gboolean
find_forward_cursor_pos_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
++offset;
while (offset < (min_offset + len) &&
!attrs[offset].is_cursor_position)
while (offset < len && !attrs[offset].is_cursor_position)
++offset;
*found_offset = offset;
return offset < (min_offset + len);
return offset < len;
}
static gboolean
find_backward_cursor_pos_func (const PangoLogAttr *attrs,
gint offset,
gint min_offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
gint offset,
gint len,
gint *found_offset,
gboolean already_moved_initially)
{
if (!already_moved_initially)
--offset;
while (offset > min_offset &&
!attrs[offset].is_cursor_position)
while (offset > 0 && !attrs[offset].is_cursor_position)
--offset;
*found_offset = offset;
return offset >= min_offset;
return offset >= 0;
}
static gboolean