src/common/framecmn.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        framecmn.cpp
   3 // Purpose:     common (for all platforms) wxFrame functions
   4 // Author:      Julian Smart, Vadim Zeitlin
   5 // Created:     01/02/97
   6 // Id:          $Id$
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15 #pragma hdrstop
  16 #endif
  17
  18 #include "wx/frame.h"
  19 #include "wx/menu.h"
  20 #include "wx/menuitem.h"
  21
  22 #ifndef __WXGTK__
  23 void wxFrame::OnIdle(wxIdleEvent& WXUNUSED(event) )
  24 {
  25   DoMenuUpdates();
  26 }
  27 #endif
  28
  29 // update all menus
  30 void wxFrame::DoMenuUpdates()
  31 {
  32   wxMenuBar* bar = GetMenuBar();
  33   if ( bar != NULL ) {
  34     int nCount = bar->GetMenuCount();
  35     for (int n = 0; n < nCount; n++)
  36       DoMenuUpdates(bar->GetMenu(n));
  37   }
  38 }
  39
  40 // update a menu and all submenus recursively
  41 void wxFrame::DoMenuUpdates(wxMenu* menu)
  42 {
  43   wxNode* node = menu->GetItems().First();
  44   while (node)
  45   {
  46     wxMenuItem* item = (wxMenuItem*) node->Data();
  47     if ( !item->IsSeparator() )
  48     {
  49       wxWindowID id = item->GetId();
  50       wxUpdateUIEvent event(id);
  51       event.SetEventObject( this );
  52
  53       if (GetEventHandler()->ProcessEvent(event))
  54       {
  55         if (event.GetSetText())
  56           menu->SetLabel(id, event.GetText());
  57         if (event.GetSetChecked())
  58           menu->Check(id, event.GetChecked());
  59         if (event.GetSetEnabled())
  60           menu->Enable(id, event.GetEnabled());
  61       }
  62
  63       if (item->GetSubMenu())
  64         DoMenuUpdates(item->GetSubMenu());
  65     }
  66     node = node->Next();
  67   }
  68 }