src/common/docmdi.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        docmdi.cpp
   3 // Purpose:     Frame classes for MDI document/view applications
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "docmdi.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/defs.h"
  25 #endif
  26
  27 #if wxUSE_DOC_VIEW_ARCHITECTURE
  28
  29 #ifndef WX_PRECOMP
  30 #include "wx/wx.h"
  31 #endif
  32
  33 #include "wx/docmdi.h"
  34
  35 /*
  36  * Docview MDI parent frame
  37  */
  38
  39 IMPLEMENT_CLASS(wxDocMDIParentFrame, wxMDIParentFrame)
  40
  41 BEGIN_EVENT_TABLE(wxDocMDIParentFrame, wxMDIParentFrame)
  42     EVT_MENU(wxID_EXIT, wxDocMDIParentFrame::OnExit)
  43     EVT_MENU_RANGE(wxID_FILE1, wxID_FILE9, wxDocMDIParentFrame::OnMRUFile)
  44 END_EVENT_TABLE()
  45
  46 wxDocMDIParentFrame::wxDocMDIParentFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title,
  47   const wxPoint& pos, const wxSize& size, long style, const wxString& name):
  48   wxMDIParentFrame(frame, id, title, pos, size, style, name)
  49 {
  50   m_docManager = manager;
  51 }
  52
  53 void wxDocMDIParentFrame::OnExit(wxCommandEvent& WXUNUSED(event))
  54 {
  55     Close();
  56 }
  57
  58 void wxDocMDIParentFrame::OnMRUFile(wxCommandEvent& event)
  59 {
  60       wxString f(m_docManager->GetHistoryFile(event.GetSelection() - wxID_FILE1));
  61       if (f != "")
  62         (void)m_docManager->CreateDocument(f, wxDOC_SILENT);
  63 }
  64
  65 // Extend event processing to search the view's event table
  66 bool wxDocMDIParentFrame::ProcessEvent(wxEvent& event)
  67 {
  68     // Try the document manager, then do default processing
  69     if (!m_docManager || !m_docManager->ProcessEvent(event))
  70         return wxEvtHandler::ProcessEvent(event);
  71     else
  72         return TRUE;
  73 }
  74
  75 // Define the behaviour for the frame closing
  76 // - must delete all frames except for the main one.
  77 bool wxDocMDIParentFrame::OnClose(void)
  78 {
  79   return m_docManager->Clear(FALSE);
  80 }
  81
  82
  83 /*
  84  * Default document child frame for MDI children
  85  */
  86
  87 IMPLEMENT_CLASS(wxDocMDIChildFrame, wxMDIChildFrame)
  88
  89 BEGIN_EVENT_TABLE(wxDocMDIChildFrame, wxMDIChildFrame)
  90     EVT_ACTIVATE(wxDocMDIChildFrame::OnActivate)
  91 END_EVENT_TABLE()
  92
  93 wxDocMDIChildFrame::wxDocMDIChildFrame(wxDocument *doc, wxView *view, wxMDIParentFrame *frame, wxWindowID  id,
  94   const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name):
  95     wxMDIChildFrame(frame, id, title, pos, size, style, name)
  96 {
  97   m_childDocument = doc;
  98   m_childView = view;
  99   if (view)
 100     view->SetFrame(this);
 101 }
 102
 103 wxDocMDIChildFrame::~wxDocMDIChildFrame(void)
 104 {
 105         m_childView = (wxView *) NULL;
 106 }
 107
 108 // Extend event processing to search the view's event table
 109 bool wxDocMDIChildFrame::ProcessEvent(wxEvent& event)
 110 {
 111         if ( !m_childView || ! m_childView->ProcessEvent(event) )
 112     {
 113         // Only hand up to the parent if it's a menu command
 114         if (!event.IsKindOf(CLASSINFO(wxCommandEvent)) || !GetParent() || !GetParent()->ProcessEvent(event))
 115                     return wxEvtHandler::ProcessEvent(event);
 116         else
 117             return TRUE;
 118     }
 119         else
 120                 return TRUE;
 121 }
 122
 123 void wxDocMDIChildFrame::OnActivate(wxActivateEvent& event)
 124 {
 125   wxMDIChildFrame::OnActivate(event);
 126
 127   if (event.GetActive() && m_childView)
 128     m_childView->Activate(event.GetActive());
 129 }
 130
 131 bool wxDocMDIChildFrame::OnClose(void)
 132 {
 133   // Close view but don't delete the frame while doing so!
 134   // ...since it will be deleted by wxWindows if we return TRUE.
 135   if (m_childView)
 136   {
 137     bool ans = m_childView->Close(FALSE); // FALSE means don't delete associated window
 138     if (ans)
 139     {
 140       m_childView->Activate(FALSE);
 141       delete m_childView;
 142       m_childView = (wxView *) NULL;
 143       m_childDocument = (wxDocument *) NULL;
 144     }
 145
 146     return ans;
 147   }
 148   else return TRUE;
 149 }
 150
 151 #endif
 152     // wxUSE_DOC_VIEW_ARCHITECTURE
 153