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st-widget: Cache two paint states

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In most cases, we'll transition between two states on hover / focus.
Instead of recalculating and repainting our resources on state change,
simply cache the last state when we transition.

https://bugzilla.gnome.org/show_bug.cgi?id=697274
This commit is contained in:
Jasper St. Pierre
2013-04-04 23:06:29 -04:00
parent db14dc973a
commit a2fcbb7e65
4 changed files with 50 additions and 15 deletions
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10
src/st/st-theme-node.c
View File

@ -3801,8 +3801,8 @@ st_theme_node_geometry_equal (StThemeNode *node,
/**
* st_theme_node_paint_equal:
* @node: a #StThemeNode
* @other: a different #StThemeNode
* @node: (allow-none): a #StThemeNode
* @other: (allow-none): a different #StThemeNode
*
* Check if st_theme_node_paint() will paint identically for @node as it does
* for @other. Note that in some cases this function may return %TRUE even
@ -3819,13 +3819,13 @@ st_theme_node_paint_equal (StThemeNode *node,
StShadow *shadow, *other_shadow;
int i;
g_return_val_if_fail (ST_IS_THEME_NODE (node), FALSE);
/* Make sure NULL != NULL */
if (node == NULL || other == NULL)
return TRUE;
if (node == other)
return TRUE;
g_return_val_if_fail (ST_IS_THEME_NODE (other), FALSE);
_st_theme_node_ensure_background (node);
_st_theme_node_ensure_background (other);