Fix for drag object bug

[wxWidgets.git] / include / wx / treebase.h

diff --git a/include/wx/treebase.h b/include/wx/treebase.h
index 8ef315f8360e2280e2d2066c0596a07a4c6da0d9..cc7ba9714d64903ae528c0d765696ca66d54a5fd 100644 (file)
--- a/include/wx/treebase.h
+++ b/include/wx/treebase.h
@@ -12,7 +12,7 @@
 #ifndef _WX_TREEBASE_H_
 #define _WX_TREEBASE_H_
 
-#if defined(__GNUG__) && !defined(__APPLE__)
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma interface "treebase.h"
 #endif
 
@@ -38,6 +38,7 @@ typedef void *wxTreeItemIdValue;
 
 class WXDLLEXPORT wxTreeItemId
 {
+    friend bool operator==(const wxTreeItemId&, const wxTreeItemId&);
 public:
     // ctors
         // 0 is invalid value for HTREEITEM
@@ -51,6 +52,8 @@ public:
     // accessors
         // is this a valid tree item?
     bool IsOk() const { return m_pItem != 0; }
+        // return true if this item is not valid
+    bool operator!() const { return !IsOk(); }
 
     // operations
         // invalidate the item
@@ -60,11 +63,23 @@ public:
     // deprecated: only for compatibility, don't work on 64 bit archs
     wxTreeItemId(long item) { m_pItem = (wxTreeItemIdValue)item; }
     operator long() const { return (long)m_pItem; }
-#endif // WXWIN_COMPATIBILITY_2_4
+#else // !WXWIN_COMPATIBILITY_2_4
+    operator bool() const { return IsOk(); }
+#endif // WXWIN_COMPATIBILITY_2_4/!WXWIN_COMPATIBILITY_2_4
 
     wxTreeItemIdValue m_pItem;
 };
 
+inline bool operator==(const wxTreeItemId& i1, const wxTreeItemId& i2)
+{
+    return i1.m_pItem == i2.m_pItem;
+}
+
+inline bool operator!=(const wxTreeItemId& i1, const wxTreeItemId& i2)
+{
+    return i1.m_pItem != i2.m_pItem;
+}
+
 // ----------------------------------------------------------------------------
 // wxTreeItemData is some (arbitrary) user class associated with some item. The
 // main advantage of having this class (compared to old untyped interface) is
@@ -99,7 +114,7 @@ protected:
     wxTreeItemId m_pItem;
 };
 
-WX_DEFINE_EXPORTED_ARRAY_NO_PTR(wxTreeItemIdValue, wxArrayTreeItemIdsBase);
+WX_DEFINE_EXPORTED_ARRAY_PTR(wxTreeItemIdValue, wxArrayTreeItemIdsBase);
 
 class WXDLLEXPORT wxArrayTreeItemIds : public wxArrayTreeItemIdsBase
 {
@@ -259,6 +274,9 @@ public:
     bool IsEditCancelled() const { return m_editCancelled; }
     void SetEditCanceled(bool editCancelled) { m_editCancelled = editCancelled; }
 
+        // Set the tooltip for the item (for EVT\_TREE\_ITEM\_GETTOOLTIP events)
+    void SetToolTip(const wxString& toolTip) { m_label = toolTip; }
+
 #if WXWIN_COMPATIBILITY_2_2
     // for compatibility only, don't use
     int GetCode() const { return m_evtKey.GetKeyCode(); }
@@ -276,7 +294,7 @@ private:
     friend class WXDLLEXPORT wxTreeCtrl;
     friend class WXDLLEXPORT wxGenericTreeCtrl;
 
-    DECLARE_DYNAMIC_CLASS(wxTreeEvent);
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxTreeEvent)
 };
 
 typedef void (wxEvtHandler::*wxTreeEventFunction)(wxTreeEvent&);
@@ -305,60 +323,64 @@ BEGIN_DECLARE_EVENT_TYPES()
     DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, 616)
     DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_END_DRAG, 617)
     DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, 618)
+    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, 619)
 END_DECLARE_EVENT_TYPES()
 
 // GetItem() returns the item being dragged, GetPoint() the mouse coords
 //
 // if you call event.Allow(), the drag operation will start and a
 // EVT_TREE_END_DRAG event will be sent when the drag is over.
-#define EVT_TREE_BEGIN_DRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_BEGIN_RDRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
+#define EVT_TREE_BEGIN_DRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_BEGIN_RDRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_RDRAG, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 // GetItem() is the item on which the drop occured (if any) and GetPoint() the
 // current mouse coords
-#define EVT_TREE_END_DRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_END_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
+#define EVT_TREE_END_DRAG(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_END_DRAG, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 // GetItem() returns the itme whose label is being edited, GetLabel() returns
 // the current item label for BEGIN and the would be new one for END.
 //
 // Vetoing BEGIN event means that label editing won't happen at all,
 // vetoing END means that the new value is discarded and the old one kept
-#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_END_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
+#define EVT_TREE_BEGIN_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_BEGIN_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_END_LABEL_EDIT(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_END_LABEL_EDIT, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 // provide/update information about GetItem() item
-#define EVT_TREE_GET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_SET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
+#define EVT_TREE_GET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_GET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_SET_INFO(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SET_INFO, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 // GetItem() is the item being expanded/collapsed, the "ING" versions can use
-#define EVT_TREE_ITEM_EXPANDED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_ITEM_EXPANDING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_ITEM_COLLAPSED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
-#define EVT_TREE_ITEM_COLLAPSING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_ITEM_EXPANDED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_EXPANDED, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_ITEM_EXPANDING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_EXPANDING, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_ITEM_COLLAPSED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_COLLAPSED, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
+#define EVT_TREE_ITEM_COLLAPSING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
 
 // GetOldItem() is the item which had the selection previously, GetItem() is
 // the item which acquires selection
-#define EVT_TREE_SEL_CHANGED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
-#define EVT_TREE_SEL_CHANGING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_SEL_CHANGED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SEL_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
+#define EVT_TREE_SEL_CHANGING(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_SEL_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
 
 // GetKeyCode() returns the key code
 // NB: this is the only message for which GetItem() is invalid (you may get the
 //     item from GetSelection())
-#define EVT_TREE_KEY_DOWN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_KEY_DOWN(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_KEY_DOWN, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
 
 // GetItem() returns the item being deleted, the associated data (if any) will
 // be deleted just after the return of this event handler (if any)
-#define EVT_TREE_DELETE_ITEM(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, (wxObject *) NULL ),
+#define EVT_TREE_DELETE_ITEM(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_DELETE_ITEM, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 // GetItem() returns the item that was activated (double click, enter, space)
-#define EVT_TREE_ITEM_ACTIVATED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_ITEM_ACTIVATED(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
 
 // GetItem() returns the item that was clicked on
-#define EVT_TREE_ITEM_RIGHT_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
-#define EVT_TREE_ITEM_MIDDLE_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_ITEM_RIGHT_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
+#define EVT_TREE_ITEM_MIDDLE_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_MIDDLE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
 
 // GetItem() returns the item whose state image was clicked on
-#define EVT_TREE_STATE_IMAGE_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxTreeEventFunction) & fn, NULL ),
+#define EVT_TREE_STATE_IMAGE_CLICK(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_STATE_IMAGE_CLICK, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), NULL ),
+
+// GetItem() is the item for which the tooltip is being requested
+#define EVT_TREE_ITEM_GETTOOLTIP(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_TREE_ITEM_GETTOOLTIP, id, -1, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxTreeEventFunction, & fn ), (wxObject *) NULL ),
 
 #endif // wxUSE_TREECTRL