SetInitialBestSize changes for wxMac

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@27132 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/window.h

@@ -1140,6 +1140,16 @@ protected:
     // at all.
     void SetBestSize(const wxSize& size);
 
+    // set the initial window size if none is given (i.e. at least one of the
+    // components of the size passed to ctor/Create() is -1)
+    //
+    // normally just calls SetBestSize() for controls, but can be overridden
+    // not to do it for the controls which have to do some additional
+    // initialization (e.g. add strings to list box) before their best size
+    // can be accurately calculated
+    virtual void SetInitialBestSize(const wxSize& WXUNUSED(size)) {}
+
+
     // more pure virtual functions
     // ---------------------------
 

src/mac/carbon/choice.cpp

@@ -82,6 +82,7 @@ bool wxChoice::Create(wxWindow *parent, wxWindowID id,
     {
         Append(choices[i]);
     }
+    SetBestSize(size);   // Needed because it is a wxControlWithItems
     return TRUE;
 }
 

src/mac/carbon/combobox.cpp

@@ -311,6 +311,8 @@ bool wxComboBox::Create(wxWindow *parent, wxWindowID id,
         m_choice->DoAppend( choices[ i ] );
     }
 
+    SetBestSize(csize);   // Needed because it is a wxControlWithItems
+
     return TRUE;
 }
 

src/mac/carbon/listbox.cpp

@@ -246,6 +246,8 @@ bool wxListBox::Create(wxWindow *parent, wxWindowID id,
         Append( choices[i] ) ;
     }
 
+    SetBestSize(size);   // Needed because it is a wxControlWithItems
+    
     return TRUE;
 }
 

src/mac/carbon/stattext.cpp

@@ -92,7 +92,10 @@ void wxStaticText::SetLabel(const wxString& st )
 		&ref );
 
     if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
+    {
         SetSize( GetBestSize() ) ;
+        SetSizeHints(GetSize());
+    }
 
     Update() ;
 }
@@ -104,7 +107,10 @@ bool wxStaticText::SetFont(const wxFont& font)
 	if ( ret )
 	{
 	    if ( !(GetWindowStyle() & wxST_NO_AUTORESIZE) )
+            {
 	        SetSize( GetBestSize() );
+                SetSizeHints(GetSize());
+            }
 	}
 
     return ret;

src/mac/carbon/window.cpp

@@ -684,15 +684,7 @@ void wxWindowMac::MacPostControlCreate(const wxPoint& pos, const wxSize& size)
     wxSize new_size = size ;
     if (!m_macIsUserPane)
     {
-        wxSize best_size( DoGetBestSize() );
-        
-        if (size.x == -1) {
-            new_size.x = best_size.x;
-        }
-        if (size.y == -1) {
-            new_size.y = best_size.y;
-        }
-        SetSize( pos.x, pos.y , new_size.x, new_size.y,wxSIZE_USE_EXISTING );
+        SetInitialBestSize(size);
     }
 
     SetCursor( *wxSTANDARD_CURSOR ) ;