Fixed various NULL reference issues. Also cleaned up wxPGComboBox code overall a...

[wxWidgets.git] / include / wx / generic / dragimgg.h

diff --git a/include/wx/generic/dragimgg.h b/include/wx/generic/dragimgg.h
index 6b2ec08dc89335ef4c2bd5377cebdb9a5299f461..7c1c72a239fa6d35a45b47d3852f585a9657fcd2 100644 (file)
--- a/include/wx/generic/dragimgg.h
+++ b/include/wx/generic/dragimgg.h
@@ -13,16 +13,13 @@
 #ifndef _WX_DRAGIMGG_H_
 #define _WX_DRAGIMGG_H_
 
-#if defined(__GNUG__) && !defined(__APPLE__)
-#pragma interface "dragimgg.h"
-#endif
-
 #include "wx/bitmap.h"
 #include "wx/icon.h"
 #include "wx/cursor.h"
 #include "wx/treectrl.h"
 #include "wx/listctrl.h"
 #include "wx/log.h"
+#include "wx/overlay.h"
 
 /*
   To use this class, create a wxDragImage when you start dragging, for example:
@@ -30,7 +27,7 @@
   void MyTreeCtrl::OnBeginDrag(wxTreeEvent& event)
   {
 #ifdef __WXMSW__
-    ::UpdateWindow((HWND) GetHWND()); // We need to implement this in wxWindows
+    ::UpdateWindow((HWND) GetHWND()); // We need to implement this in wxWidgets
 #endif
 
     CaptureMouse();
@@ -91,7 +88,7 @@
  * wxGenericDragImage
  */
 
-class WXDLLEXPORT wxGenericDragImage: public wxObject
+class WXDLLIMPEXP_CORE wxGenericDragImage: public wxObject
 {
 public:
 
@@ -104,13 +101,6 @@ public:
         Create(cursor);
     }
 
-    // Deprecated version of the above
-    wxGenericDragImage(const wxCursor& cursor, const wxPoint& cursorHotspot)
-    {
-        Init();
-        Create(cursor, cursorHotspot);
-    }
-
     wxGenericDragImage(const wxBitmap& image, const wxCursor& cursor = wxNullCursor)
     {
         Init();
@@ -118,14 +108,6 @@ public:
         Create(image, cursor);
     }
 
-    // Deprecated version of the above
-    wxGenericDragImage(const wxBitmap& image, const wxCursor& cursor, const wxPoint& cursorHotspot)
-    {
-        Init();
-
-        Create(image, cursor, cursorHotspot);
-    }
-
     wxGenericDragImage(const wxIcon& image, const wxCursor& cursor = wxNullCursor)
     {
         Init();
@@ -133,14 +115,6 @@ public:
         Create(image, cursor);
     }
 
-    // Deprecated version of the above
-    wxGenericDragImage(const wxIcon& image, const wxCursor& cursor, const wxPoint& cursorHotspot)
-    {
-        Init();
-
-        Create(image, cursor, cursorHotspot);
-    }
-
     wxGenericDragImage(const wxString& str, const wxCursor& cursor = wxNullCursor)
     {
         Init();
@@ -148,13 +122,17 @@ public:
         Create(str, cursor);
     }
 
-    // Deprecated version of the above
-    wxGenericDragImage(const wxString& str, const wxCursor& cursor, const wxPoint& cursorHotspot)
-    {
-        Init();
-
-        Create(str, cursor, cursorHotspot);
-    }
+#if WXWIN_COMPATIBILITY_2_6
+    // don't use in new code, use versions without hot spot parameter
+    wxDEPRECATED( wxGenericDragImage(const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( wxGenericDragImage(const wxBitmap& image, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( wxGenericDragImage(const wxIcon& image, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( wxGenericDragImage(const wxString& str, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( bool Create(const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( bool Create(const wxBitmap& image, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( bool Create(const wxIcon& image, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+    wxDEPRECATED( bool Create(const wxString& str, const wxCursor& cursor, const wxPoint& cursorHotspot) );
+#endif // WXWIN_COMPATIBILITY_2_6
 
 #if wxUSE_TREECTRL
     wxGenericDragImage(const wxTreeCtrl& treeCtrl, wxTreeItemId& id)
@@ -174,49 +152,34 @@ public:
     }
 #endif
 
-    ~wxGenericDragImage();
+    virtual ~wxGenericDragImage();
 
     // Attributes
     ////////////////////////////////////////////////////////////////////////////
 
+#ifdef wxHAS_NATIVE_OVERLAY
+    // backing store is not used when native overlays are
+    void SetBackingBitmap(wxBitmap* WXUNUSED(bitmap)) { }
+#else
     // For efficiency, tell wxGenericDragImage to use a bitmap that's already
     // created (e.g. from last drag)
     void SetBackingBitmap(wxBitmap* bitmap) { m_pBackingBitmap = bitmap; }
+#endif // wxHAS_NATIVE_OVERLAY/!wxHAS_NATIVE_OVERLAY
 
     // Operations
     ////////////////////////////////////////////////////////////////////////////
 
     // Create a drag image with a virtual image (need to override DoDrawImage, GetImageRect)
     bool Create(const wxCursor& cursor = wxNullCursor);
-    bool Create(const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot))
-    {
-        wxLogDebug(wxT("wxDragImage::Create: use of a cursor hotspot is now deprecated. Please omit this argument."));
-        return Create(cursor);
-    }
 
     // Create a drag image from a bitmap and optional cursor
     bool Create(const wxBitmap& image, const wxCursor& cursor = wxNullCursor);
-    bool Create(const wxBitmap& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot))
-    {
-        wxLogDebug(wxT("wxDragImage::Create: use of a cursor hotspot is now deprecated. Please omit this argument."));
-        return Create(image, cursor);
-    }
 
     // Create a drag image from an icon and optional cursor
     bool Create(const wxIcon& image, const wxCursor& cursor = wxNullCursor);
-    bool Create(const wxIcon& image, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot))
-    {
-        wxLogDebug(wxT("wxDragImage::Create: use of a cursor hotspot is now deprecated. Please omit this argument."));
-        return Create(image, cursor);
-    }
 
     // Create a drag image from a string and optional cursor
     bool Create(const wxString& str, const wxCursor& cursor = wxNullCursor);
-    bool Create(const wxString& str, const wxCursor& cursor, const wxPoint& WXUNUSED(cursorHotspot))
-    {
-        wxLogDebug(wxT("wxDragImage::Create: use of a cursor hotspot is now deprecated. Please omit this argument."));
-        return Create(str, cursor);
-    }
 
 #if wxUSE_TREECTRL
     // Create a drag image for the given tree control item
@@ -230,7 +193,7 @@ public:
 
     // Begin drag. hotspot is the location of the drag position relative to the upper-left
     // corner of the image.
-    bool BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullScreen = FALSE, wxRect* rect = (wxRect*) NULL);
+    bool BeginDrag(const wxPoint& hotspot, wxWindow* window, bool fullScreen = false, wxRect* rect = (wxRect*) NULL);
 
     // Begin drag. hotspot is the location of the drag position relative to the upper-left
     // corner of the image. This is full screen only. fullScreenRect gives the
@@ -267,7 +230,7 @@ public:
     // Instead, paint the drag image's backing bitmap to be correct, and leave the window
     // to be updated only when dragging the objects away (thus giving a smoother appearance).
     virtual bool UpdateBackingFromWindow(wxDC& windowDC, wxMemoryDC& destDC,
-        const wxRect& sourceRect, const wxRect& destRect) const;
+                                         const wxRect& sourceRect, const wxRect& destRect) const;
 
     // Erase and redraw simultaneously if possible
     virtual bool RedrawImage(const wxPoint& oldPos, const wxPoint& newPos, bool eraseOld, bool drawNew);
@@ -285,12 +248,17 @@ protected:
     wxWindow*       m_window;
     wxDC*           m_windowDC;
 
+#ifdef wxHAS_NATIVE_OVERLAY
+    wxOverlay       m_overlay;
+    wxDCOverlay*     m_dcOverlay;
+#else
     // Stores the window contents while we're dragging the image around
     wxBitmap        m_backingBitmap;
     wxBitmap*       m_pBackingBitmap; // Pointer to existing backing bitmap
                                       // (pass to wxGenericDragImage as an efficiency measure)
     // A temporary bitmap for repairing/redrawing
     wxBitmap        m_repairBitmap;
+#endif // !wxHAS_NATIVE_OVERLAY
 
     wxRect          m_boundingRect;
     bool            m_fullScreen;