revealer: Fix DOWN and RIGHT transition types

Since we lost the bin_window, we now have to allocate the child widget
at a negative position when using these transition types.
This commit is contained in:
Timm Bäder 2017-06-04 18:57:18 +02:00 committed by Matthias Clasen
parent ec1984bd93
commit ab1e8502e7

View File

@ -297,6 +297,7 @@ gtk_revealer_get_child_allocation (GtkRevealer *revealer,
GtkAllocation *allocation,
GtkAllocation *child_allocation)
{
GtkRevealerPrivate *priv = gtk_revealer_get_instance_private (revealer);
GtkWidget *child;
GtkRevealerTransitionType transition;
@ -312,6 +313,7 @@ gtk_revealer_get_child_allocation (GtkRevealer *revealer,
if (child != NULL && gtk_widget_get_visible (child))
{
transition = effective_transition (revealer);
if (transition == GTK_REVEALER_TRANSITION_TYPE_SLIDE_LEFT ||
transition == GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT)
gtk_widget_measure (child, GTK_ORIENTATION_HORIZONTAL,
@ -321,10 +323,23 @@ gtk_revealer_get_child_allocation (GtkRevealer *revealer,
gtk_widget_measure (child, GTK_ORIENTATION_VERTICAL,
MAX (0, allocation->width),
NULL, &child_allocation->height, NULL, NULL);
child_allocation->width = MAX (child_allocation->width, allocation->width);
child_allocation->height = MAX (child_allocation->height, allocation->height);
switch (transition)
{
case GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT:
child_allocation->x = - child_allocation->width * (1 - priv->current_pos);
break;
case GTK_REVEALER_TRANSITION_TYPE_SLIDE_DOWN:
child_allocation->y = - child_allocation->height * (1 - priv->current_pos);
break;
default: {}
}
}
child_allocation->width = MAX (child_allocation->width, allocation->width);
child_allocation->height = MAX (child_allocation->height, allocation->height);
}
static void
@ -346,17 +361,15 @@ gtk_revealer_real_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkRevealer *revealer = GTK_REVEALER (widget);
GtkAllocation child_allocation;
GtkWidget *child;
GtkAllocation clip = *allocation;
g_return_if_fail (allocation != NULL);
gtk_revealer_get_child_allocation (revealer, allocation, &child_allocation);
child = gtk_bin_get_child (GTK_BIN (revealer));
if (child != NULL && gtk_widget_get_visible (child))
{
GtkAllocation child_allocation;
gtk_revealer_get_child_allocation (revealer, allocation, &child_allocation);
gtk_widget_size_allocate (child, &child_allocation);
gtk_widget_get_clip (child, &clip);
}