[Libreoffice-commits] core.git: Branch 'libreoffice-5-2' - vcl/unx

[Caolán McNamara]

 vcl/unx/gtk3/gtk3gtkframe.cxx |   39 +++++++++++++++++++++++++++------------
 1 file changed, 27 insertions(+), 12 deletions(-)

New commits:
commit 015061495373d7c09362b175dc1f6be3f2a37a1a
Author: Caolán McNamara <caol...@redhat.com>
Date:   Tue Oct 25 09:38:36 2016 +0100

    Resolves: tdf#103472 gtk3 dnd must clear listener after dragDropEnd dispatch
    
    like the generic dnd impl does
    
    Change-Id: Ie860c43329ee2f9332d12a53cd691ac7fcbb5eac
    (cherry picked from commit 461e9cc64b5a6e9943db397d27c6415327386494)
    Reviewed-on: https://gerrit.libreoffice.org/30260
    Tested-by: Jenkins <c...@libreoffice.org>
    Reviewed-by: David Tardon <dtar...@redhat.com>

diff --git a/vcl/unx/gtk3/gtk3gtkframe.cxx b/vcl/unx/gtk3/gtk3gtkframe.cxx
index 931ed03..812e4b8 100644
--- a/vcl/unx/gtk3/gtk3gtkframe.cxx
+++ b/vcl/unx/gtk3/gtk3gtkframe.cxx
@@ -4195,10 +4195,15 @@ 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)
@@ -4212,10 +4217,15 @@ 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)
@@ -4228,10 +4238,15 @@ 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;
 }
 

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