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st-theme-context: Make icon theme changes a bit more efficient

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There's no need to destroy and recreate the root node for an icon theme
change. Just emit the CHANGED signal.

https://bugzilla.gnome.org/show_bug.cgi?id=673512
This commit is contained in:
Jasper St. Pierre 2012-04-04 16:13:07 -04:00
parent c5aa834b6a
commit 00091a2acb
1 changed files with 10 additions and 3 deletions
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13
src/st/st-theme-context.c
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@ -129,13 +129,19 @@ on_stage_destroy (ClutterStage *stage)
g_object_unref (context);
}
static void
emit_changed (StThemeContext *context)
{
g_signal_emit (context, signals[CHANGED], 0);
}
static void
st_theme_context_changed (StThemeContext *context)
{
StThemeNode *old_root = context->root_node;
context->root_node = NULL;
g_signal_emit (context, signals[CHANGED], 0);
emit_changed (context);
if (old_root)
g_object_unref (old_root);
@ -148,8 +154,9 @@ on_icon_theme_changed (StTextureCache *cache,
/* Note that an icon theme change isn't really a change of the StThemeContext;
* the style information has changed. But since the style factors into the
* icon_name => icon lookup, faking a theme context change is a good way
* to force users such as StIcon to look up icons again */
st_theme_context_changed (context);
* to force users such as StIcon to look up icons again. Don't bother recreating
* the root node, though. */
emit_changed (context);
}
/**