applications/gnome-control-center
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background: Better guards for public functions

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This commit is contained in:
Bastien Nocera 2011-02-11 03:18:22 +00:00
parent 697ab6bc21
commit ed425ecf9d
1 changed files with 6 additions and 1 deletions
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7
panels/background/cc-background-item.c
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@ -173,6 +173,8 @@ cc_background_item_changes_with_time (CcBackgroundItem *item)
{ {
gboolean changes; gboolean changes;
g_return_val_if_fail (CC_IS_BACKGROUND_ITEM (item), FALSE);
changes = FALSE; changes = FALSE;
if (item->priv->bg != NULL) { if (item->priv->bg != NULL) {
changes = gnome_bg_changes_with_time (item->priv->bg); changes = gnome_bg_changes_with_time (item->priv->bg);
@ -211,6 +213,9 @@ cc_background_item_get_frame_thumbnail (CcBackgroundItem *item,
GdkPixbuf *pixbuf = NULL; GdkPixbuf *pixbuf = NULL;
GIcon *icon = NULL; GIcon *icon = NULL;
g_return_val_if_fail (CC_IS_BACKGROUND_ITEM (item), NULL);
g_return_val_if_fail (width > 0 && height > 0, NULL);
set_bg_properties (item); set_bg_properties (item);
if (frame >= 0) if (frame >= 0)
@ -338,7 +343,7 @@ gboolean
cc_background_item_load (CcBackgroundItem *item, cc_background_item_load (CcBackgroundItem *item,
GFileInfo *info) GFileInfo *info)
{ {
g_return_val_if_fail (item != NULL, FALSE); g_return_val_if_fail (CC_IS_BACKGROUND_ITEM (item), FALSE);
g_return_val_if_fail (item->priv->filename != NULL, FALSE); g_return_val_if_fail (item->priv->filename != NULL, FALSE);
update_info (item, info); update_info (item, info);