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flowbox: Fix child item selection

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Timm Bäder 2017-05-10 12:11:58 +02:00 committed by Carlos Garnacho
parent dd836fff35
commit 2ad2ecad44
1 changed files with 8 additions and 1 deletions
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9
gtk/gtkflowbox.c
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@ -4136,7 +4136,8 @@ gtk_flow_box_get_child_at_index (GtkFlowBox *box,
* @x: the x coordinate of the child
* @y: the y coordinate of the child
*
* Gets the child in the (@x, @y) position.
* Gets the child in the (@x, @y) position. Both @x and @y are
* assumed to be relative to the allocation of @box.
*
* Returns: (transfer none) (nullable): the child widget, which will
* always be a #GtkFlowBoxChild or %NULL in case no child widget
@ -4152,6 +4153,9 @@ gtk_flow_box_get_child_at_pos (GtkFlowBox *box,
GtkWidget *child;
GSequenceIter *iter;
GtkAllocation allocation;
GtkAllocation box_allocation;
gtk_widget_get_allocation (GTK_WIDGET (box), &box_allocation);
for (iter = g_sequence_get_begin_iter (BOX_PRIV (box)->children);
!g_sequence_iter_is_end (iter);
@ -4160,7 +4164,10 @@ gtk_flow_box_get_child_at_pos (GtkFlowBox *box,
child = g_sequence_get (iter);
if (!child_is_visible (child))
continue;
gtk_widget_get_allocation (child, &allocation);
allocation.x -= box_allocation.x;
allocation.y -= box_allocation.y;
if (x >= allocation.x && x < (allocation.x + allocation.width) &&
y >= allocation.y && y < (allocation.y + allocation.height))
return GTK_FLOW_BOX_CHILD (child);