Added wxPaintDCEx class, to handle the case where an HDC

[wxWidgets.git] / src / common / toplvcmn.cpp

diff --git a/src/common/toplvcmn.cpp b/src/common/toplvcmn.cpp
index 0e21ec247b808ce94154ce991a6b915c2be2853c..d5d6bb27fef822d8c7a39a92f51b11b5c19bdc0c 100644 (file)
--- a/src/common/toplvcmn.cpp
+++ b/src/common/toplvcmn.cpp
@@ -4,7 +4,7 @@
 // Author:      Julian Smart, Vadim Zeitlin
 // Created:     01/02/97
 // Id:          $Id$
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Copyright:   (c) 1998 Robert Roebling and Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
@@ -30,6 +30,7 @@
 #ifndef WX_PRECOMP
     #include "wx/toplevel.h"
     #include "wx/dcclient.h"
+    #include "wx/app.h"
 #endif // WX_PRECOMP
 
 // ----------------------------------------------------------------------------
@@ -45,10 +46,7 @@ END_EVENT_TABLE()
 // implementation
 // ============================================================================
 
-// FIXME: some platforms don't have wxTopLevelWindow yet
-#ifdef wxTopLevelWindowNative
-    IMPLEMENT_DYNAMIC_CLASS(wxTopLevelWindow, wxWindow)
-#endif
+IMPLEMENT_DYNAMIC_CLASS(wxTopLevelWindow, wxWindow)
 
 // ----------------------------------------------------------------------------
 // construction/destruction
@@ -60,7 +58,19 @@ wxTopLevelWindowBase::wxTopLevelWindowBase()
 
 wxTopLevelWindowBase::~wxTopLevelWindowBase()
 {
-    // this destructor is required for Darwin
+    // don't let wxTheApp keep any stale pointers to us
+    if ( wxTheApp && wxTheApp->GetTopWindow() == this )
+        wxTheApp->SetTopWindow(NULL);
+
+    bool shouldExit = IsLastBeforeExit();
+
+    wxTopLevelWindows.DeleteObject(this);
+
+    if ( shouldExit )
+    {
+        // then do it
+        wxTheApp->ExitMainLoop();
+    }
 }
 
 bool wxTopLevelWindowBase::Destroy()
@@ -73,6 +83,35 @@ bool wxTopLevelWindowBase::Destroy()
     return TRUE;
 }
 
+bool wxTopLevelWindowBase::IsLastBeforeExit() const
+{
+    // we exit the application if there are no more top level windows left
+    // normally but wxApp can prevent this from happening
+    return wxTopLevelWindows.GetCount() == 1 &&
+            wxTopLevelWindows.GetFirst()->GetData() == (wxWindow *)this &&
+            wxTheApp && wxTheApp->GetExitOnFrameDelete();
+}
+
+// ----------------------------------------------------------------------------
+// wxTopLevelWindow geometry
+// ----------------------------------------------------------------------------
+
+wxSize wxTopLevelWindowBase::GetMaxSize() const
+{
+    wxSize  size( GetMaxWidth(), GetMaxHeight() );
+    int     w, h;
+
+    wxClientDisplayRect( 0, 0, &w, &h );
+
+    if( size.GetWidth() == -1 )
+        size.SetWidth( w );
+
+    if( size.GetHeight() == -1 )
+        size.SetHeight( h );
+
+    return size;
+}
+
 // ----------------------------------------------------------------------------
 // wxTopLevelWindow size management: we exclude the areas taken by
 // menu/status/toolbars from the client area, so the client area is what's
@@ -113,18 +152,16 @@ void wxTopLevelWindowBase::DoClientToScreen(int *x, int *y) const
 // whole client area
 void wxTopLevelWindowBase::OnSize(wxSizeEvent& WXUNUSED(event))
 {
-    // if we're using constraints - do use them
-#if wxUSE_CONSTRAINTS
+    // if we're using constraints or sizers - do use them
     if ( GetAutoLayout() )
     {
         Layout();
     }
     else
-#endif // wxUSE_CONSTRAINTS
     {
         // do we have _exactly_ one child?
         wxWindow *child = (wxWindow *)NULL;
-        for ( wxWindowList::Node *node = GetChildren().GetFirst();
+        for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
               node;
               node = node->GetNext() )
         {
@@ -137,9 +174,6 @@ void wxTopLevelWindowBase::OnSize(wxSizeEvent& WXUNUSED(event))
             {
                 if ( child )
                 {
-#ifdef __WXPM__
-                    AlterChildPos();
-#endif
                     return;     // it's our second subwindow - nothing to do
                 }
 
@@ -163,9 +197,6 @@ void wxTopLevelWindowBase::OnSize(wxSizeEvent& WXUNUSED(event))
 #endif
 
             child->SetSize(ofs, ofs, clientW - 2*ofs, clientH - 2*ofs);
-#ifdef __WXPM__
-            UpdateInternalSize(child, clientH);
-#endif
         }
     }
 }
@@ -183,3 +214,18 @@ bool wxTopLevelWindowBase::SendIconizeEvent(bool iconized)
 
     return GetEventHandler()->ProcessEvent(event);
 }
+
+// do the window-specific processing after processing the update event
+void wxTopLevelWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
+{
+    if ( event.GetSetEnabled() )
+        Enable(event.GetEnabled());
+    
+    if ( event.GetSetText() )
+    {
+        if ( event.GetText() != GetTitle() )
+            SetTitle(event.GetText());
+    }
+}
+
+// vi:sts=4:sw=4:et