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box: Don't do casts before preconditions

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This commit is contained in:
Timm Bäder 2019-08-28 09:26:29 +02:00
parent d223752c55
commit cbc3ce5b03
1 changed files with 10 additions and 4 deletions
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14
gtk/gtkbox.c
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@ -550,7 +550,7 @@ gtk_box_forall (GtkContainer *container,
* @sibling: (nullable): the sibling to move @child after, or %NULL
*
* Inserts @child in the position after @sibling in the list
* of @box children. If @sibling is %NULL, insert @child at
* of @box children. If @sibling is %NULL, insert @child at
* the first position.
*/
void
@ -558,11 +558,14 @@ gtk_box_insert_child_after (GtkBox *box,
GtkWidget *child,
GtkWidget *sibling)
{
GtkWidget *widget = GTK_WIDGET (box);
GtkWidget *widget;
g_return_if_fail (GTK_IS_BOX (box));
g_return_if_fail (GTK_IS_WIDGET (child));
g_return_if_fail (gtk_widget_get_parent (child) == NULL);
widget = GTK_WIDGET (box);
if (sibling)
{
g_return_if_fail (GTK_IS_WIDGET (sibling));
@ -593,11 +596,14 @@ gtk_box_reorder_child_after (GtkBox *box,
GtkWidget *child,
GtkWidget *sibling)
{
GtkWidget *widget = GTK_WIDGET (box);
GtkWidget *widget;
g_return_if_fail (GTK_IS_BOX (box));
g_return_if_fail (GTK_IS_WIDGET (child));
g_return_if_fail (gtk_widget_get_parent (child) == widget);
g_return_if_fail (gtk_widget_get_parent (child) == (GtkWidget *)box);
widget = GTK_WIDGET (box);
if (sibling)
{
g_return_if_fail (GTK_IS_WIDGET (sibling));