document that dragging in wxTreeCtrl needs to be explicitely allowed (fixes #3915)

[wxWidgets.git] / interface / wx / stackwalk.h

diff --git a/interface/wx/stackwalk.h b/interface/wx/stackwalk.h
index dff93c8e2a77d2e0c5834f65861ae8c824117f98..9d1987f7563a7733a3f541ecaf7cbd807150e00b 100644 (file)
--- a/interface/wx/stackwalk.h
+++ b/interface/wx/stackwalk.h
@@ -47,7 +47,7 @@ public:
     /**
         Constructor does nothing, use Walk() to walk the stack.
     */
-    wxStackWalker();
+    wxStackWalker(const char* argv0 = NULL);
 
     /**
         Destructor does nothing neither but should be virtual as this class is used as
@@ -77,7 +77,7 @@ protected:
     /**
         This function must be overrided to process the given frame.
     */
-    void OnStackFrame(const wxStackFrame& frame);
+    virtual void OnStackFrame(const wxStackFrame& frame) = 0;
 };
 
 
@@ -144,8 +144,8 @@ public:
         Return @true if at least some values could be retrieved.
         This function currently is only implemented under Win32 and requires a PDB file.
     */
-    bool GetParam(size_t n, wxString* type, wxString* name,
-                  wxString* value) const;
+    virtual bool GetParam(size_t n, wxString* type, wxString* name,
+                          wxString* value) const;
 
     /**
         Return the number of parameters of this function (may return 0 if we