[gtk+] css: Don't start transitions when the value didn't change
- From: Benjamin Otte <otte src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+] css: Don't start transitions when the value didn't change
- Date: Thu, 18 Feb 2016 23:01:12 +0000 (UTC)
commit a3ba7f0a201ad9025a926aacb4229865ea724b01
Author: Benjamin Otte <otte redhat com>
Date: Thu Feb 18 23:55:00 2016 +0100
css: Don't start transitions when the value didn't change
This stops us from starting a lot of useless transitions. And it's even
conformant with the CSS spec!
gtk/gtkcssanimatedstyle.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkcssanimatedstyle.c b/gtk/gtkcssanimatedstyle.c
index d13403a..2c92fa7 100644
--- a/gtk/gtkcssanimatedstyle.c
+++ b/gtk/gtkcssanimatedstyle.c
@@ -294,6 +294,10 @@ gtk_css_animated_style_create_css_transitions (GSList *animations,
}
}
+ if (_gtk_css_value_equal (gtk_css_style_get_value (source, i),
+ gtk_css_style_get_value (base_style, i)))
+ continue;
+
animation = _gtk_css_transition_new (i,
gtk_css_style_get_value (source, i),
_gtk_css_array_value_get_nth (timing_functions, i),
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