Avoid double free in wxComboBox::SetClientObject.

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

diff --git a/include/wx/control.h b/include/wx/control.h
index 578d5262241d44f05fa9a618e5754bdff148db15..012e5c5a32d5ad3fc0973ff55c192e4449d2a0c9 100644 (file)
--- a/include/wx/control.h
+++ b/include/wx/control.h
@@ -16,10 +16,12 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(__APPLE__)
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma interface "controlbase.h"
 #endif
 
     #pragma interface "controlbase.h"
 #endif
 

+#include "wx/defs.h"
+

 #if wxUSE_CONTROLS
 
 #include "wx/window.h"      // base class
 #if wxUSE_CONTROLS
 
 #include "wx/window.h"      // base class


@@ -33,6 +35,8 @@ WXDLLEXPORT_DATA(extern const wxChar*) wxControlNameStr;
 class WXDLLEXPORT wxControlBase : public wxWindow
 {
 public:
 class WXDLLEXPORT wxControlBase : public wxWindow
 {
 public:

+    wxControlBase() { }
+

     virtual ~wxControlBase();
 
     // Create() function adds the validator parameter
     virtual ~wxControlBase();
 
     // Create() function adds the validator parameter


@@ -50,6 +54,11 @@ public:
     // get the control alignment (left/right/centre, top/bottom/centre)
     int GetAlignment() const { return m_windowStyle & wxALIGN_MASK; }
 
     // get the control alignment (left/right/centre, top/bottom/centre)
     int GetAlignment() const { return m_windowStyle & wxALIGN_MASK; }
 

+    // controls by default inherit the colours of their parents, if a
+    // particular control class doesn't want to do it, it can override
+    // ShouldInheritColours() to return false
+    virtual bool ShouldInheritColours() const { return true; }
+

 protected:
     // creates the control (calls wxWindowBase::CreateBase inside) and adds it
     // to the list of parents children
 protected:
     // creates the control (calls wxWindowBase::CreateBase inside) and adds it
     // to the list of parents children


@@ -66,6 +75,8 @@ protected:
 
     // initialize the common fields of wxCommandEvent
     void InitCommandEvent(wxCommandEvent& event) const;
 
     // initialize the common fields of wxCommandEvent
     void InitCommandEvent(wxCommandEvent& event) const;

+
+    DECLARE_NO_COPY_CLASS(wxControlBase)

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------