#99036# now implementing XDragGestureListener

2 files changed, 98 insertions, 8 deletions

diff --git a/vcl/source/window/dndevdis.cxx b/vcl/source/window/dndevdis.cxx
index cb952377bc7c..9057ab7ffc47 100644
--- a/vcl/source/window/dndevdis.cxx
+++ b/vcl/source/window/dndevdis.cxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: dndevdis.cxx,v $
  *
- *  $Revision: 1.8 $
+ *  $Revision: 1.9 $
  *
- *  last change: $Author: obr $ $Date: 2001-10-09 15:43:46 $
+ *  last change: $Author: obr $ $Date: 2002-04-30 13:27:16 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -61,6 +61,7 @@
 
 #include <dndevdis.hxx>
 #include <dndlcon.hxx>
+#include <window.h>
 
 #include <vos/mutex.hxx>
 #include <svapp.hxx>
@@ -299,6 +300,32 @@ void SAL_CALL DNDEventDispatcher::dropActionChanged( const DropTargetDragEvent&
 
 
 //==================================================================================================
+// DNDEventDispatcher::dragGestureRecognized
+//==================================================================================================
+
+void SAL_CALL DNDEventDispatcher::dragGestureRecognized( const DragGestureEvent& dge )
+    throw(RuntimeException)
+{   MutexGuard aImplGuard( m_aMutex );
+
+    Point origin( dge.DragOriginX, dge.DragOriginY );
+    sal_Int32 nListeners;
+
+    // find the window that is toplevel for this coordinates
+    OClearableGuard aSolarGuard( Application::GetSolarMutex() );
+    Window * pChildWindow = m_pTopWindow->ImplFindWindow( origin );
+
+    if( NULL == pChildWindow )
+        pChildWindow = m_pTopWindow;
+
+    while( pChildWindow->ImplGetClientWindow() )
+        pChildWindow = pChildWindow->ImplGetClientWindow();
+
+    aSolarGuard.clear();
+
+    fireDragGestureEvent( pChildWindow, dge.DragSource, dge.Event, origin, dge.DragAction );
+}
+
+//==================================================================================================
 // DNDEventDispatcher::disposing
 //==================================================================================================
 
@@ -487,3 +514,51 @@ sal_Int32 DNDEventDispatcher::fireDropEvent( Window *pWindow,
 
     return n;
 }
+
+//==================================================================================================
+// DNDEventDispatcher::fireDragGestureRecognized
+//==================================================================================================
+
+sal_Int32 DNDEventDispatcher::fireDragGestureEvent( Window *pWindow,
+    const Reference< XDragSource >& xSource, const Any event,
+    const Point& rOrigin, const sal_Int8 nDragAction
+)
+    throw(::com::sun::star::uno::RuntimeException)
+{
+    sal_Int32 n = 0;
+
+    if( pWindow && pWindow->IsInputEnabled() )
+    {
+        OClearableGuard aGuard( Application::GetSolarMutex() );
+
+        // query DropTarget from window
+        Reference< XDragGestureRecognizer > xDragGestureRecognizer = pWindow->GetDragGestureRecognizer();
+
+        if( xDragGestureRecognizer.is() )
+        {
+            // retrieve relative mouse position
+            Point relLoc = pWindow->ImplFrameToOutput( rOrigin );
+            aGuard.clear();
+
+            n = static_cast < DNDListenerContainer * > ( xDragGestureRecognizer.get() )->fireDragGestureEvent(
+                nDragAction, relLoc.X(), relLoc.Y(), xSource, event );
+        }
+
+        // release UI lock
+        pWindow->DecrementLockCount();
+    }
+
+#ifdef REMOTE_APPSERVER
+
+     if( ! pWindow->ImplGetFrameData()->mbInternalDragGestureRecognizer )
+     {
+        if( xSource.is() )
+        {
+            xSource->startDrag( DragGestureEvent(), 0, 0, 0, Reference< XTransferable >(), Reference< XDragSourceListener > () );
+        }
+     }
+
+#endif
+
+    return n;
+}
diff --git a/vcl/source/window/dndevdis.hxx b/vcl/source/window/dndevdis.hxx
index 61d81b4c9ca6..deafd653ed37 100644
--- a/vcl/source/window/dndevdis.hxx
+++ b/vcl/source/window/dndevdis.hxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: dndevdis.hxx,v $
  *
- *  $Revision: 1.4 $
+ *  $Revision: 1.5 $
  *
- *  last change: $Author: obr $ $Date: 2001-02-13 13:12:53 $
+ *  last change: $Author: obr $ $Date: 2002-04-30 13:27:16 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -70,17 +70,22 @@
 #include <com/sun/star/datatransfer/dnd/XDropTargetDragContext.hpp>
 #endif
 
-#ifndef _CPPUHELPER_IMPLBASE2_HXX_
-#include <cppuhelper/implbase2.hxx>
+#ifndef _COM_SUN_STAR_DATATRANSFER_DND_XDRAGESTURERECOGNIZER_HPP_
+#include <com/sun/star/datatransfer/dnd/XDragGestureRecognizer.hpp>
+#endif
+
+#ifndef _CPPUHELPER_IMPLBASE3_HXX_
+#include <cppuhelper/implbase3.hxx>
 #endif
 
 #ifndef _SV_WINDOW_HXX
 #include <window.hxx>
 #endif
 
-class DNDEventDispatcher: public ::cppu::WeakImplHelper2<
+class DNDEventDispatcher: public ::cppu::WeakImplHelper3<
     ::com::sun::star::datatransfer::dnd::XDropTargetListener,
-    ::com::sun::star::datatransfer::dnd::XDropTargetDragContext >
+    ::com::sun::star::datatransfer::dnd::XDropTargetDragContext,
+    ::com::sun::star::datatransfer::dnd::XDragGestureListener >
 {
     Window * m_pTopWindow;
     Window * m_pCurrentWindow;
@@ -108,6 +113,9 @@ class DNDEventDispatcher: public ::cppu::WeakImplHelper2<
         const sal_Int8 nDropAction, const Point& rLocation, const sal_Int8 nSourceAction,
         const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& xTransferable ) throw(::com::sun::star::uno::RuntimeException);
 
+    sal_Int32 fireDragGestureEvent( Window *pWindow, const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::dnd::XDragSource >& xSource,
+        const ::com::sun::star::uno::Any event, const Point& rOrigin, const sal_Int8 nDragAction )throw(::com::sun::star::uno::RuntimeException);
+
 public:
 
     DNDEventDispatcher( Window * pTopWindow );
@@ -131,6 +139,13 @@ public:
     virtual void SAL_CALL dropActionChanged( const ::com::sun::star::datatransfer::dnd::DropTargetDragEvent& dtde ) throw(::com::sun::star::uno::RuntimeException);
 
     /*
+     * XDragGestureListener
+     */
+
+    virtual void SAL_CALL dragGestureRecognized( const ::com::sun::star::datatransfer::dnd::DragGestureEvent& dge ) throw(::com::sun::star::uno::RuntimeException);
+
+
+    /*
      * XEventListener
      */