compilation fixes for wxUniv (moved wxDlgProc back to toplevel.cpp)

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

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 7b2fbb4e741402b6235e8c1a11791563b2e3c568..125f342b327d6d9775a568ec0c1d02987d24229a 100644 (file)
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -2,7 +2,7 @@
 // Name:        sizer.cpp
 // Purpose:     provide new wxSizer class for layout
 // Author:      Robert Roebling and Robin Dunn
-// Modified by:
+// Modified by: Ron Lee
 // Created:
 // RCS-ID:      $Id$
 // Copyright:   (c) Robin Dunn, Dirk Holtwick and Robert Roebling
@@ -27,16 +27,16 @@
 
 //---------------------------------------------------------------------------
 
-IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject);
-IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject);
-IMPLEMENT_ABSTRACT_CLASS(wxGridSizer, wxSizer);
-IMPLEMENT_ABSTRACT_CLASS(wxFlexGridSizer, wxGridSizer);
-IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer);
+IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxGridSizer, wxSizer)
+IMPLEMENT_ABSTRACT_CLASS(wxFlexGridSizer, wxGridSizer)
+IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer)
 #if wxUSE_STATBOX
-IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer);
+IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer)
 #endif
 #if wxUSE_NOTEBOOK
-IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer);
+IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer)
 #endif
 
 //---------------------------------------------------------------------------
@@ -232,6 +232,15 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
     m_size = size;
 }
 
+void wxSizerItem::DeleteWindows()
+{
+    if (m_window)
+         m_window->Destroy();
+
+    if (m_sizer)
+        m_sizer->DeleteWindows();
+}
+
 bool wxSizerItem::IsWindow()
 {
     return (m_window != NULL);
@@ -260,11 +269,13 @@ wxSizer::wxSizer()
 
 wxSizer::~wxSizer()
 {
+    Clear();
 }
 
 void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData )
 {
     m_children.Append( new wxSizerItem( window, option, flag, border, userData ) );
+    window->SetContainingSizer(this);
 }
 
 void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
@@ -280,6 +291,7 @@ void wxSizer::Add( int width, int height, int option, int flag, int border, wxOb
 void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData )
 {
     m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) );
+    window->SetContainingSizer(this);
 }
 
 void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
@@ -295,6 +307,7 @@ void wxSizer::Prepend( int width, int height, int option, int flag, int border,
 void wxSizer::Insert( int before, wxWindow *window, int option, int flag, int border, wxObject* userData )
 {
     m_children.Insert( before, new wxSizerItem( window, option, flag, border, userData ) );
+    window->SetContainingSizer(this);
 }
 
 void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData )
@@ -317,6 +330,7 @@ bool wxSizer::Remove( wxWindow *window )
         wxSizerItem *item = (wxSizerItem*)node->Data();
         if (item->GetWindow() == window)
         {
+            item->GetWindow()->SetContainingSizer(NULL);
             m_children.DeleteNode( node );
             return TRUE;
         }
@@ -355,7 +369,38 @@ bool wxSizer::Remove( int pos )
     return TRUE;
 }
 
-void wxSizer::Fit( wxWindow *window )
+void wxSizer::Clear( bool delete_windows )
+{
+    // First clear the ContainingSizer pointers
+    wxNode *node = m_children.First();
+    while (node)
+    {
+        wxSizerItem *item = (wxSizerItem*)node->Data();
+        if (item->IsWindow())
+            item->GetWindow()->SetContainingSizer(NULL);
+        node = node->Next();
+    }
+
+    // Destroy the windows if needed
+    if (delete_windows)
+        DeleteWindows();
+
+    // Now empty the list
+    m_children.Clear();
+}
+
+void wxSizer::DeleteWindows()
+{
+    wxNode *node = m_children.First();
+    while (node)
+    {
+        wxSizerItem *item = (wxSizerItem*)node->Data();
+        item->DeleteWindows();
+        node = node->Next();
+    }
+}
+
+wxSize wxSizer::Fit( wxWindow *window )
 {
     wxSize size;
     if (window->IsTopLevel())
@@ -364,6 +409,19 @@ void wxSizer::Fit( wxWindow *window )
         size = GetMinWindowSize( window );
 
     window->SetSize( size );
+
+    return size;
+}
+
+void wxSizer::FitInside( wxWindow *window )
+{
+    wxSize size;
+    if (window->IsTopLevel())
+        size = VirtualFitSize( window );
+    else
+        size = GetMinClientSize( window );
+
+    window->SetVirtualSize( size );
 }
 
 void wxSizer::Layout()
@@ -374,29 +432,33 @@ void wxSizer::Layout()
 
 void wxSizer::SetSizeHints( wxWindow *window )
 {
-    wxSize size = FitSize( window );
-    window->SetSizeHints( size.x, size.y );
-}
+    // Preserve the window's max size hints, but set the
+    // lower bound according to the sizer calculations.
 
-wxSize wxSizer::GetMaxWindowSize( wxWindow *WXUNUSED(window) )
-{
-    wxRect rect = wxGetClientDisplayRect();
-    wxSize sizeMax (rect.width,rect.height);
+    wxSize size = Fit( window );
 
-    // Sorry, but this bit is wrong -- it makes a window that should just be
-    // able to fit onto the screen, not fit on the screen. -- JACS
-#if 0
-    // Make the max size a bit smaller than the visible portion of
-    // the screen.  A window which takes the entire screen doesn't
-    // look very nice either
-    sizeMax.x *= 9;
-    sizeMax.x /= 10;
+    window->SetSizeHints( size.x,
+                          size.y,
+                          window->GetMaxWidth(),
+                          window->GetMaxHeight() );
+}
 
-    sizeMax.y *= 9;
-    sizeMax.y /= 10;
-#endif
+void wxSizer::SetVirtualSizeHints( wxWindow *window )
+{
+    // Preserve the window's max size hints, but set the
+    // lower bound according to the sizer calculations.
+
+    FitInside( window );
+    wxSize size( window->GetVirtualSize() );
+    window->SetVirtualSizeHints( size.x,
+                                 size.y,
+                                 window->GetMaxWidth(),
+                                 window->GetMaxHeight() );
+}
 
-    return sizeMax;
+wxSize wxSizer::GetMaxWindowSize( wxWindow *window )
+{
+    return window->GetMaxSize();
 }
 
 wxSize wxSizer::GetMinWindowSize( wxWindow *window )
@@ -414,9 +476,47 @@ wxSize wxSizer::FitSize( wxWindow *window )
     wxSize size     = GetMinWindowSize( window );
     wxSize sizeMax  = GetMaxWindowSize( window );
 
-    if ( size.x > sizeMax.x )
+    // Limit the size if sizeMax != wxDefaultSize
+
+    if ( size.x > sizeMax.x && sizeMax.x != -1 )
         size.x = sizeMax.x;
-    if ( size.y > sizeMax.y )
+    if ( size.y > sizeMax.y && sizeMax.y != -1 )
+        size.y = sizeMax.y;
+
+    return size;
+}
+
+wxSize wxSizer::GetMaxClientSize( wxWindow *window )
+{
+    wxSize maxSize( window->GetMaxSize() );
+
+    if( maxSize != wxDefaultSize )
+    {
+        wxSize size( window->GetSize() );
+        wxSize client_size( window->GetClientSize() );
+
+        return wxSize( maxSize.x + client_size.x - size.x,
+                       maxSize.y + client_size.y - size.y );
+    }
+    else
+        return wxDefaultSize;
+}
+
+wxSize wxSizer::GetMinClientSize( wxWindow *WXUNUSED(window) )
+{
+    return GetMinSize();  // Already returns client size.
+}
+
+wxSize wxSizer::VirtualFitSize( wxWindow *window )
+{
+    wxSize size     = GetMinClientSize( window );
+    wxSize sizeMax  = GetMaxClientSize( window );
+
+    // Limit the size if sizeMax != wxDefaultSize
+
+    if ( size.x > sizeMax.x && sizeMax.x != -1 )
+        size.x = sizeMax.x;
+    if ( size.y > sizeMax.y && sizeMax.y != -1 )
         size.y = sizeMax.y;
 
     return size;
@@ -1138,3 +1238,5 @@ wxSize wxNotebookSizer::CalcMin()
 }
 
 #endif // wxUSE_NOTEBOOK
+
+// vi:sts=4:sw=4:et