add drop target support to welded widget

refactor the mega-widget dnd drop target to be reused at
mini-widget level

and weld SwInsertBookmarkDlg

Change-Id: I3f36e1cd902ecf166e369d0a05902d3df2b4f791
Reviewed-on: https://gerrit.libreoffice.org/69274
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

2 files changed, 15 insertions, 10 deletions

diff --git a/vcl/inc/unx/gtk/gtkframe.hxx b/vcl/inc/unx/gtk/gtkframe.hxx
index 248c896b28a1..d67046a940ae 100644
--- a/vcl/inc/unx/gtk/gtkframe.hxx
+++ b/vcl/inc/unx/gtk/gtkframe.hxx
@@ -219,8 +219,6 @@ class GtkSalFrame : public SalFrame
     cairo_region_t*                 m_pRegion;
     GtkDropTarget*                  m_pDropTarget;
     GtkDragSource*                  m_pDragSource;
-    bool                            m_bInDrag;
-    GtkDnDTransferable*             m_pFormatConversionRequest;
     bool                            m_bGeometryIsProvisional;
 #else
     GdkRegion*                      m_pRegion;
@@ -419,11 +417,6 @@ public:
         m_pDragSource = nullptr;
     }
 
-    void SetFormatConversionRequest(GtkDnDTransferable *pRequest)
-    {
-        m_pFormatConversionRequest = pRequest;
-    }
-
     void startDrag(gint nButton, gint nDragOriginX, gint nDragOriginY,
                    GdkDragAction sourceActions, GtkTargetList* pTargetList);
 
diff --git a/vcl/inc/unx/gtk/gtkinst.hxx b/vcl/inc/unx/gtk/gtkinst.hxx
index 83e56184ddb1..c0e073cca845 100644
--- a/vcl/inc/unx/gtk/gtkinst.hxx
+++ b/vcl/inc/unx/gtk/gtkinst.hxx
@@ -76,23 +76,25 @@ protected:
     std::map<OUString, GdkAtom> m_aMimeTypeToAtom;
 
     std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector(GdkAtom *targets, gint n_targets);
-public:
 
+public:
     virtual css::uno::Any SAL_CALL getTransferData(const css::datatransfer::DataFlavor& rFlavor) override = 0;
-
     virtual std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector() = 0;
-
     virtual css::uno::Sequence<css::datatransfer::DataFlavor> SAL_CALL getTransferDataFlavors() override;
     virtual sal_Bool SAL_CALL isDataFlavorSupported(const css::datatransfer::DataFlavor& rFlavor) override;
 };
 
+class GtkDnDTransferable;
+
 class GtkDropTarget : public cppu::WeakComponentImplHelper<css::datatransfer::dnd::XDropTarget,
                                                            css::lang::XInitialization,
                                                            css::lang::XServiceInfo>
 {
     osl::Mutex m_aMutex;
     GtkSalFrame* m_pFrame;
+    GtkDnDTransferable* m_pFormatConversionRequest;
     bool m_bActive;
+    bool m_bInDrag;
     sal_Int8 m_nDefaultActions;
     std::vector<css::uno::Reference<css::datatransfer::dnd::XDropTargetListener>> m_aListeners;
 public:
@@ -121,6 +123,16 @@ public:
     void fire_dragOver(const css::datatransfer::dnd::DropTargetDragEvent& dtde);
     void fire_drop(const css::datatransfer::dnd::DropTargetDropEvent& dtde);
     void fire_dragExit(const css::datatransfer::dnd::DropTargetEvent& dte);
+
+    void SetFormatConversionRequest(GtkDnDTransferable *pRequest)
+    {
+        m_pFormatConversionRequest = pRequest;
+    }
+
+    gboolean signalDragDrop(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, guint time);
+    gboolean signalDragMotion(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, guint time);
+    void signalDragDropReceived(GtkWidget* pWidget, GdkDragContext* context, gint x, gint y, GtkSelectionData* data, guint ttype, guint time);
+    void signalDragLeave(GtkWidget* pWidget, GdkDragContext* context, guint time);
 };
 
 class GtkDragSource : public cppu::WeakComponentImplHelper<css::datatransfer::dnd::XDragSource,