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 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16   #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_MDI_ARCHITECTURE
  20
  21 #include "wx/docmdi.h"
  22
  23 /*
  24  * Docview MDI parent frame
  25  */
  26
  27 IMPLEMENT_CLASS(wxDocMDIParentFrame, wxMDIParentFrame)
  28
  29 BEGIN_EVENT_TABLE(wxDocMDIParentFrame, wxMDIParentFrame)
  30     EVT_MENU(wxID_EXIT, wxDocMDIParentFrame::OnExit)
  31     EVT_MENU_RANGE(wxID_FILE1, wxID_FILE9, wxDocMDIParentFrame::OnMRUFile)
  32     EVT_CLOSE(wxDocMDIParentFrame::OnCloseWindow)
  33 END_EVENT_TABLE()
  34
  35 wxDocMDIParentFrame::wxDocMDIParentFrame()
  36 {
  37     Init();
  38 }
  39
  40 wxDocMDIParentFrame::wxDocMDIParentFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title,
  41   const wxPoint& pos, const wxSize& size, long style, const wxString& name)
  42 {
  43     Init();
  44     Create(manager, frame, id, title, pos, size, style, name);
  45 }
  46
  47 bool wxDocMDIParentFrame::Create(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title,
  48   const wxPoint& pos, const wxSize& size, long style, const wxString& name)
  49 {
  50     m_docManager = manager;
  51     return wxMDIParentFrame::Create(frame, id, title, pos, size, style, name);
  52 }
  53
  54 void wxDocMDIParentFrame::OnExit(wxCommandEvent& WXUNUSED(event))
  55 {
  56     Close();
  57 }
  58
  59 void wxDocMDIParentFrame::Init()
  60 {
  61     m_docManager = NULL;
  62 }
  63
  64 void wxDocMDIParentFrame::OnMRUFile(wxCommandEvent& event)
  65 {
  66     wxString f(m_docManager->GetHistoryFile(event.GetId() - wxID_FILE1));
  67     if (!f.empty())
  68         (void)m_docManager->CreateDocument(f, wxDOC_SILENT);
  69 }
  70
  71 bool wxDocMDIParentFrame::TryBefore(wxEvent& event)
  72 {
  73     if ( m_docManager && m_docManager->ProcessEventHere(event) )
  74         return true;
  75
  76     return wxMDIParentFrame::TryBefore(event);
  77 }
  78
  79 void wxDocMDIParentFrame::OnCloseWindow(wxCloseEvent& event)
  80 {
  81   if (m_docManager->Clear(!event.CanVeto()))
  82   {
  83     this->Destroy();
  84   }
  85   else
  86     event.Veto();
  87 }
  88
  89
  90 /*
  91  * Default document child frame for MDI children
  92  */
  93
  94 IMPLEMENT_CLASS(wxDocMDIChildFrame, wxMDIChildFrame)
  95
  96 BEGIN_EVENT_TABLE(wxDocMDIChildFrame, wxMDIChildFrame)
  97     EVT_ACTIVATE(wxDocMDIChildFrame::OnActivate)
  98     EVT_CLOSE(wxDocMDIChildFrame::OnCloseWindow)
  99 END_EVENT_TABLE()
 100
 101 void wxDocMDIChildFrame::Init()
 102 {
 103     m_childDocument = NULL;
 104     m_childView = NULL;
 105 }
 106
 107 wxDocMDIChildFrame::wxDocMDIChildFrame()
 108 {
 109     Init();
 110 }
 111
 112 wxDocMDIChildFrame::wxDocMDIChildFrame(wxDocument *doc, wxView *view, wxMDIParentFrame *frame, wxWindowID  id,
 113   const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
 114 {
 115     Init();
 116     Create(doc, view, frame, id, title, pos, size, style, name);
 117 }
 118
 119 bool wxDocMDIChildFrame::Create(wxDocument *doc, wxView *view, wxMDIParentFrame *frame, wxWindowID  id,
 120   const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
 121 {
 122     m_childDocument = doc;
 123     m_childView = view;
 124     if (wxMDIChildFrame::Create(frame, id, title, pos, size, style, name))
 125     {
 126         if (view)
 127             view->SetFrame(this);
 128         return true;
 129     }
 130
 131     return false;
 132 }
 133
 134 wxDocMDIChildFrame::~wxDocMDIChildFrame(void)
 135 {
 136     m_childView = NULL;
 137 }
 138
 139 bool wxDocMDIChildFrame::TryBefore(wxEvent& event)
 140 {
 141     if ( m_childView && m_childView->ProcessEventHere(event) )
 142         return true;
 143
 144     return wxMDIChildFrame::TryBefore(event);
 145 }
 146
 147 void wxDocMDIChildFrame::OnActivate(wxActivateEvent& event)
 148 {
 149   wxMDIChildFrame::OnActivate(event);
 150
 151   if (event.GetActive() && m_childView)
 152     m_childView->Activate(event.GetActive());
 153 }
 154
 155 void wxDocMDIChildFrame::OnCloseWindow(wxCloseEvent& event)
 156 {
 157   // Close view but don't delete the frame while doing so!
 158   // ...since it will be deleted by wxWidgets if we return true.
 159   if (m_childView)
 160   {
 161     bool ans = event.CanVeto()
 162                 ? m_childView->Close(false) // false means don't delete associated window
 163                 : true; // Must delete.
 164
 165     if (ans)
 166     {
 167       m_childView->Activate(false);
 168       delete m_childView;
 169       m_childView = NULL;
 170       m_childDocument = NULL;
 171
 172       this->Destroy();
 173     }
 174     else
 175         event.Veto();
 176   }
 177   else
 178     event.Veto();
 179 }
 180
 181 #endif
 182     // wxUSE_DOC_VIEW_ARCHITECTURE
 183