X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7d9f12f3b9f997b6308faf336d5381be591b71f4..edd802c67c82f95d773635a813645287a47594e4:/src/common/toplvcmn.cpp

diff --git a/src/common/toplvcmn.cpp b/src/common/toplvcmn.cpp
index 9cc07cc8d8..b1af3fdd14 100644
--- a/src/common/toplvcmn.cpp
+++ b/src/common/toplvcmn.cpp
@@ -30,6 +30,7 @@
 #ifndef WX_PRECOMP
     #include "wx/toplevel.h"
     #include "wx/dcclient.h"
+    #include "wx/app.h"
 #endif // WX_PRECOMP
 
 // ----------------------------------------------------------------------------
@@ -45,6 +46,11 @@ END_EVENT_TABLE()
 // implementation
 // ============================================================================
 
+// FIXME: some platforms don't have wxTopLevelWindow yet
+#ifdef wxTopLevelWindowNative
+    IMPLEMENT_DYNAMIC_CLASS(wxTopLevelWindow, wxWindow)
+#endif
+
 // ----------------------------------------------------------------------------
 // construction/destruction
 // ----------------------------------------------------------------------------
@@ -53,6 +59,23 @@ wxTopLevelWindowBase::wxTopLevelWindowBase()
 {
 }
 
+wxTopLevelWindowBase::~wxTopLevelWindowBase()
+{
+    // 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()
 {
     // delayed destruction: the frame will be deleted during the next idle
@@ -63,32 +86,62 @@ 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 really available for the
-// frame contents
+// wxTopLevelWindow size management: we exclude the areas taken by
+// menu/status/toolbars from the client area, so the client area is what's
+// really available for the frame contents
 // ----------------------------------------------------------------------------
 
 void wxTopLevelWindowBase::DoScreenToClient(int *x, int *y) const
 {
     wxWindow::DoScreenToClient(x, y);
 
-    // We may be faking the client origin.
-    // So a window that's really at (0, 30) may appear
-    // (to wxWin apps) to be at (0, 0).
+    // translate the wxWindow client coords to our client coords
     wxPoint pt(GetClientAreaOrigin());
-    *x -= pt.x;
-    *y -= pt.y;
+    if ( x )
+        *x -= pt.x;
+    if ( y )
+        *y -= pt.y;
 }
 
 void wxTopLevelWindowBase::DoClientToScreen(int *x, int *y) const
 {
-    // We may be faking the client origin.
-    // So a window that's really at (0, 30) may appear
-    // (to wxWin apps) to be at (0, 0).
-    wxPoint pt1(GetClientAreaOrigin());
-    *x += pt1.x;
-    *y += pt1.y;
+    // our client area origin (0, 0) may be really something like (0, 30) for
+    // wxWindow if we have a toolbar, account for it before translating
+    wxPoint pt(GetClientAreaOrigin());
+    if ( x )
+        *x += pt.x;
+    if ( y )
+        *y += pt.y;
 
     wxWindow::DoClientToScreen(x, y);
 }
@@ -102,14 +155,12 @@ 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;
@@ -167,3 +218,4 @@ bool wxTopLevelWindowBase::SendIconizeEvent(bool iconized)
     return GetEventHandler()->ProcessEvent(event);
 }
 
+// vi:sts=4:sw=4:et