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widget: Add checks for setting state flags

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This is more for GTK developers to catch when they forgot to change
GTK_STATE_FLAGS_BITS after adding a new state flag than to prevent
widget developers from using the wrong flags.
This commit is contained in:
Benjamin Otte 2014-08-15 16:51:42 +02:00
parent e5d0d5f9e6
commit 65cc3630c8
1 changed files with 2 additions and 0 deletions
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2
gtk/gtkwidget.c
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@ -8790,6 +8790,7 @@ gtk_widget_set_state_flags (GtkWidget *widget,
#define ALLOWED_FLAGS (~(GTK_STATE_FLAG_DIR_LTR | GTK_STATE_FLAG_DIR_RTL))
g_return_if_fail (GTK_IS_WIDGET (widget));
g_return_if_fail (flags < (1 << GTK_STATE_FLAGS_BITS));
if ((!clear && (widget->priv->state_flags & flags) == flags) ||
(clear && widget->priv->state_flags == flags))
@ -8819,6 +8820,7 @@ gtk_widget_unset_state_flags (GtkWidget *widget,
GtkStateFlags flags)
{
g_return_if_fail (GTK_IS_WIDGET (widget));
g_return_if_fail (flags < (1 << GTK_STATE_FLAGS_BITS));
if ((widget->priv->state_flags & flags) == 0)
return;