fixing infinite recursion

[wxWidgets.git] / src / os2 / button.cpp

diff --git a/src/os2/button.cpp b/src/os2/button.cpp
index 2e9a10d57821fe280818521f3d5b154b1cc321e1..0dfafaa3b3c3bbb3b503e3700264ab59c3074e46 100644 (file)
--- a/src/os2/button.cpp
+++ b/src/os2/button.cpp
@@ -22,6 +22,7 @@
     #include "wx/settings.h"
     #include "wx/dcscreen.h"
     #include "wx/scrolwin.h"
+    #include "wx/toplevel.h"
 #endif
 
 #include "wx/stockitem.h"
@@ -79,7 +80,7 @@ bool wxButton::Create( wxWindow*          pParent,
 
     m_hWnd = (WXHWND)::WinCreateWindow( GetHwndOf(pParent)   // Parent handle
                                        ,WC_BUTTON            // A Button class window
-                                       ,(PSZ)sLabel.c_str()  // Button text
+                                       ,sLabel.c_str()  // Button text
                                        ,lStyle               // Button style
                                        ,0, 0, 0, 0           // Location and size
                                        ,GetHwndOf(pParent)   // Owner handle
@@ -116,16 +117,16 @@ bool wxButton::Create( wxWindow*          pParent,
 
 wxButton::~wxButton()
 {
-    wxPanel*                        pPanel = wxDynamicCast(GetParent(), wxPanel);
+    wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 
-    if (pPanel)
+    if (tlw)
     {
-        if (pPanel->GetDefaultItem() == this)
+        if (tlw->GetDefaultItem() == this)
         {
             //
             // Don't leave the panel with invalid default item
             //
-            pPanel->SetDefaultItem(NULL);
+            tlw->SetDefaultItem(NULL);
         }
     }
 } // end of wxButton::~wxButton
@@ -230,43 +231,41 @@ bool wxButton::SendClickEvent()
     return ProcessCommand(vEvent);
 } // end of wxButton::SendClickEvent
 
-void wxButton::SetDefault()
+wxWindow *wxButton::SetDefault()
 {
-    wxWindow*                       pParent = GetParent();
-
-    wxCHECK_RET( pParent, _T("button without parent?") );
-
     //
     // Set this one as the default button both for wxWidgets and Windows
     //
-    wxWindow*                       pWinOldDefault = pParent->SetDefaultItem(this);
+    wxWindow* pWinOldDefault = wxButtonBase::SetDefault();
 
     SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), false);
     SetDefaultStyle( this, true );
+
+    return pWinOldDefault;
 } // end of wxButton::SetDefault
 
 void wxButton::SetTmpDefault()
 {
-    wxWindow*                       pParent = GetParent();
+    wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 
-    wxCHECK_RET( pParent, _T("button without parent?") );
+    wxCHECK_RET( tlw, wxT("button without top level window?") );
 
-    wxWindow*                       pWinOldDefault = pParent->GetDefaultItem();
+    wxWindow*                       pWinOldDefault = tlw->GetDefaultItem();
 
-    pParent->SetTmpDefaultItem(this);
+    tlw->SetTmpDefaultItem(this);
     SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), false);
     SetDefaultStyle( this, true );
 } // end of wxButton::SetTmpDefault
 
 void wxButton::UnsetTmpDefault()
 {
-    wxWindow*                       pParent = GetParent();
+    wxTopLevelWindow *tlw = wxDynamicCast(wxGetTopLevelParent(this), wxTopLevelWindow);
 
-    wxCHECK_RET( pParent, _T("button without parent?") );
+    wxCHECK_RET( tlw, wxT("button without top level window?") );
 
-    pParent->SetTmpDefaultItem(NULL);
+    tlw->SetTmpDefaultItem(NULL);
 
-    wxWindow*                       pWinOldDefault = pParent->GetDefaultItem();
+    wxWindow*                       pWinOldDefault = tlw->GetDefaultItem();
 
     SetDefaultStyle( this, false );
     SetDefaultStyle( wxDynamicCast(pWinOldDefault, wxButton), true );