[gthumb] media player: correctly update the toggled state of the mute button

[Paolo Bacchilega <paobac src gnome org>]

commit bfb48c0b1b07b02b6c9815c1d4709b9b94381568
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Tue May 15 23:18:51 2012 +0200

    media player: correctly update the toggled state of the mute button

 extensions/gstreamer_tools/gth-media-viewer-page.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/extensions/gstreamer_tools/gth-media-viewer-page.c b/extensions/gstreamer_tools/gth-media-viewer-page.c
index 3da7865..4a61775 100644
--- a/extensions/gstreamer_tools/gth-media-viewer-page.c
+++ b/extensions/gstreamer_tools/gth-media-viewer-page.c
@@ -628,9 +628,13 @@ update_volume_from_playbin (GthMediaViewerPage *self)
 	else
 		gtk_image_set_from_icon_name (GTK_IMAGE (GET_WIDGET ("volume_togglebutton_image")), "audio-volume-high-symbolic", GTK_ICON_SIZE_BUTTON);
 
-	g_signal_handlers_block_by_func(GET_WIDGET ("volume_adjustment"), volume_value_changed_cb, self);
+	g_signal_handlers_block_by_func (GET_WIDGET ("volume_adjustment"), volume_value_changed_cb, self);
 	gtk_adjustment_set_value (GTK_ADJUSTMENT (GET_WIDGET ("volume_adjustment")), volume * 100.0);
-	g_signal_handlers_unblock_by_func(GET_WIDGET ("volume_adjustment"), volume_value_changed_cb, self);
+	g_signal_handlers_unblock_by_func (GET_WIDGET ("volume_adjustment"), volume_value_changed_cb, self);
+
+	g_signal_handlers_block_by_func (GET_WIDGET ("volume_togglebutton"), volume_togglebutton_toggled_cb, self);
+	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (GET_WIDGET ("volume_togglebutton")), volume == 0.0);
+	g_signal_handlers_unblock_by_func (GET_WIDGET ("volume_togglebutton"), volume_togglebutton_toggled_cb, self);
 }