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authorCaolán McNamara <caolanm@redhat.com>2016-10-25 09:38:36 +0100
committerCaolán McNamara <caolanm@redhat.com>2016-10-25 09:39:28 +0100
commit461e9cc64b5a6e9943db397d27c6415327386494 (patch)
treef7af87654ed4b9be2dac0641b3a53d25e160793d
parent250252d02bac88877845a4bc27e3f1837f1312ba (diff)
Resolves: tdf#103472 gtk3 dnd must clear listener after dragDropEnd dispatch
like the generic dnd impl does Change-Id: Ie860c43329ee2f9332d12a53cd691ac7fcbb5eac
-rw-r--r--vcl/unx/gtk3/gtk3gtkframe.cxx39
1 files changed, 27 insertions, 12 deletions
diff --git a/vcl/unx/gtk3/gtk3gtkframe.cxx b/vcl/unx/gtk3/gtk3gtkframe.cxx
index e5ddb072cf57..08dd5431f284 100644
--- a/vcl/unx/gtk3/gtk3gtkframe.cxx
+++ b/vcl/unx/gtk3/gtk3gtkframe.cxx
@@ -4149,10 +4149,15 @@ void GtkSalFrame::startDrag(gint nButton, gint nDragOriginX, gint nDragOriginY,
void GtkDragSource::dragFailed()
{
- datatransfer::dnd::DragSourceDropEvent aEv;
- aEv.DropAction = datatransfer::dnd::DNDConstants::ACTION_NONE;
- aEv.DropSuccess = false;
- m_xListener->dragDropEnd(aEv);
+ if (m_xListener.is())
+ {
+ datatransfer::dnd::DragSourceDropEvent aEv;
+ aEv.DropAction = datatransfer::dnd::DNDConstants::ACTION_NONE;
+ aEv.DropSuccess = false;
+ auto xListener = m_xListener;
+ m_xListener.clear();
+ xListener->dragDropEnd(aEv);
+ }
}
gboolean GtkSalFrame::signalDragFailed(GtkWidget* /*widget*/, GdkDragContext* /*context*/, GtkDragResult /*result*/, gpointer frame)
@@ -4166,10 +4171,15 @@ gboolean GtkSalFrame::signalDragFailed(GtkWidget* /*widget*/, GdkDragContext* /*
void GtkDragSource::dragDelete()
{
- datatransfer::dnd::DragSourceDropEvent aEv;
- aEv.DropAction = datatransfer::dnd::DNDConstants::ACTION_MOVE;
- aEv.DropSuccess = true;
- m_xListener->dragDropEnd(aEv);
+ if (m_xListener.is())
+ {
+ datatransfer::dnd::DragSourceDropEvent aEv;
+ aEv.DropAction = datatransfer::dnd::DNDConstants::ACTION_MOVE;
+ aEv.DropSuccess = true;
+ auto xListener = m_xListener;
+ m_xListener.clear();
+ xListener->dragDropEnd(aEv);
+ }
}
void GtkSalFrame::signalDragDelete(GtkWidget* /*widget*/, GdkDragContext* /*context*/, gpointer frame)
@@ -4182,10 +4192,15 @@ void GtkSalFrame::signalDragDelete(GtkWidget* /*widget*/, GdkDragContext* /*cont
void GtkDragSource::dragEnd(GdkDragContext* context)
{
- datatransfer::dnd::DragSourceDropEvent aEv;
- aEv.DropAction = GdkToVcl(gdk_drag_context_get_selected_action(context));
- aEv.DropSuccess = gdk_drag_drop_succeeded(context);
- m_xListener->dragDropEnd(aEv);
+ if (m_xListener.is())
+ {
+ datatransfer::dnd::DragSourceDropEvent aEv;
+ aEv.DropAction = GdkToVcl(gdk_drag_context_get_selected_action(context));
+ aEv.DropSuccess = gdk_drag_drop_succeeded(context);
+ auto xListener = m_xListener;
+ m_xListener.clear();
+ xListener->dragDropEnd(aEv);
+ }
g_ActiveDragSource = nullptr;
}