diff options
| -rw-r--r-- | gtk/gtkcenterlayout.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gtk/gtkcenterlayout.c b/gtk/gtkcenterlayout.c index f7b77458e5..f9fa988ca7 100644 --- a/gtk/gtkcenterlayout.c +++ b/gtk/gtkcenterlayout.c @@ -563,6 +563,8 @@ void gtk_center_layout_set_orientation (GtkCenterLayout *self, GtkOrientation orientation) { + g_return_if_fail (GTK_IS_CENTER_LAYOUT (self)); + if (orientation != self->orientation) { self->orientation = orientation; @@ -581,6 +583,8 @@ gtk_center_layout_set_orientation (GtkCenterLayout *self, GtkOrientation gtk_center_layout_get_orientation (GtkCenterLayout *self) { + g_return_val_if_fail (GTK_IS_CENTER_LAYOUT (self), GTK_ORIENTATION_HORIZONTAL); + return self->orientation; } @@ -595,6 +599,8 @@ void gtk_center_layout_set_baseline_position (GtkCenterLayout *self, GtkBaselinePosition baseline_position) { + g_return_if_fail (GTK_IS_CENTER_LAYOUT (self)); + if (baseline_position != self->baseline_pos) { self->baseline_pos = baseline_position; @@ -631,7 +637,14 @@ void gtk_center_layout_set_start_widget (GtkCenterLayout *self, GtkWidget *widget) { + g_return_if_fail (GTK_IS_CENTER_LAYOUT (self)); + g_return_if_fail (widget == NULL || GTK_IS_WIDGET (widget)); + + if (self->start_widget == widget) + return; + self->start_widget = widget; + gtk_layout_manager_layout_changed (GTK_LAYOUT_MANAGER (self)); } /** @@ -663,7 +676,14 @@ void gtk_center_layout_set_center_widget (GtkCenterLayout *self, GtkWidget *widget) { + g_return_if_fail (GTK_IS_CENTER_LAYOUT (self)); + g_return_if_fail (widget == NULL || GTK_IS_WIDGET (widget)); + + if (self->center_widget == widget) + return; + self->center_widget = widget; + gtk_layout_manager_layout_changed (GTK_LAYOUT_MANAGER (self)); } /** @@ -677,6 +697,8 @@ gtk_center_layout_set_center_widget (GtkCenterLayout *self, GtkWidget * gtk_center_layout_get_center_widget (GtkCenterLayout *self) { + g_return_val_if_fail (GTK_IS_CENTER_LAYOUT (self), NULL); + return self->center_widget; } @@ -693,7 +715,14 @@ void gtk_center_layout_set_end_widget (GtkCenterLayout *self, GtkWidget *widget) { + g_return_if_fail (GTK_IS_CENTER_LAYOUT (self)); + g_return_if_fail (widget == NULL || GTK_IS_WIDGET (widget)); + + if (self->end_widget == widget) + return; + self->end_widget = widget; + gtk_layout_manager_layout_changed (GTK_LAYOUT_MANAGER (self)); } /** @@ -707,5 +736,7 @@ gtk_center_layout_set_end_widget (GtkCenterLayout *self, GtkWidget * gtk_center_layout_get_end_widget (GtkCenterLayout *self) { + g_return_val_if_fail (GTK_IS_CENTER_LAYOUT (self), NULL); + return self->end_widget; } |