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pango: Handle case where pango_layout_get_text() returns NULL

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Fixes crashers with accessibility

https://bugzilla.gnome.org/show_bug.cgi?id=707659
This commit is contained in:
Benjamin Otte
2013-09-09 16:50:55 +02:00
parent 92edb76500
commit 70ac2b24c3
1 changed files with 3 additions and 3 deletions
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6
gtk/gtkpango.c
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@ -1014,7 +1014,7 @@ _gtk_pango_get_text_before (PangoLayout *layout,
text = pango_layout_get_text (layout); text = pango_layout_get_text (layout);
if (text[0] == 0) if (text == NULL || text[0] == 0)
{ {
*start_offset = 0; *start_offset = 0;
*end_offset = 0; *end_offset = 0;
@ -1115,7 +1115,7 @@ _gtk_pango_get_text_after (PangoLayout *layout,
text = pango_layout_get_text (layout); text = pango_layout_get_text (layout);
if (text[0] == 0) if (text == NULL || text[0] == 0)
{ {
*start_offset = 0; *start_offset = 0;
*end_offset = 0; *end_offset = 0;
@ -1222,7 +1222,7 @@ _gtk_pango_get_text_at (PangoLayout *layout,
text = pango_layout_get_text (layout); text = pango_layout_get_text (layout);
if (text[0] == 0) if (text == NULL || text[0] == 0)
{ {
*start_offset = 0; *start_offset = 0;
*end_offset = 0; *end_offset = 0;