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::TryValidator(wxEvent& event)
  72 {
  73     return m_docManager && m_docManager->ProcessEventHere(event);
  74 }
  75
  76 void wxDocMDIParentFrame::OnCloseWindow(wxCloseEvent& event)
  77 {
  78   if (m_docManager->Clear(!event.CanVeto()))
  79   {
  80     this->Destroy();
  81   }
  82   else
  83     event.Veto();
  84 }
  85
  86
  87 /*
  88  * Default document child frame for MDI children
  89  */
  90
  91 IMPLEMENT_CLASS(wxDocMDIChildFrame, wxMDIChildFrame)
  92
  93 BEGIN_EVENT_TABLE(wxDocMDIChildFrame, wxMDIChildFrame)
  94     EVT_ACTIVATE(wxDocMDIChildFrame::OnActivate)
  95     EVT_CLOSE(wxDocMDIChildFrame::OnCloseWindow)
  96 END_EVENT_TABLE()
  97
  98 void wxDocMDIChildFrame::Init()
  99 {
 100     m_childDocument = (wxDocument*)  NULL;
 101     m_childView = (wxView*) NULL;
 102 }
 103
 104 wxDocMDIChildFrame::wxDocMDIChildFrame()
 105 {
 106     Init();
 107 }
 108
 109 wxDocMDIChildFrame::wxDocMDIChildFrame(wxDocument *doc, wxView *view, wxMDIParentFrame *frame, wxWindowID  id,
 110   const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
 111 {
 112     Init();
 113     Create(doc, view, frame, id, title, pos, size, style, name);
 114 }
 115
 116 bool wxDocMDIChildFrame::Create(wxDocument *doc, wxView *view, wxMDIParentFrame *frame, wxWindowID  id,
 117   const wxString& title, const wxPoint& pos, const wxSize& size, long style, const wxString& name)
 118 {
 119     m_childDocument = doc;
 120     m_childView = view;
 121     if (wxMDIChildFrame::Create(frame, id, title, pos, size, style, name))
 122     {
 123         if (view)
 124             view->SetFrame(this);
 125         return true;
 126     }
 127
 128     return false;
 129 }
 130
 131 wxDocMDIChildFrame::~wxDocMDIChildFrame(void)
 132 {
 133     m_childView = (wxView *) NULL;
 134 }
 135
 136 bool wxDocMDIChildFrame::TryValidator(wxEvent& event)
 137 {
 138     return m_childView && m_childView->ProcessEventHere(event);
 139 }
 140
 141 void wxDocMDIChildFrame::OnActivate(wxActivateEvent& event)
 142 {
 143   wxMDIChildFrame::OnActivate(event);
 144
 145   if (event.GetActive() && m_childView)
 146     m_childView->Activate(event.GetActive());
 147 }
 148
 149 void wxDocMDIChildFrame::OnCloseWindow(wxCloseEvent& event)
 150 {
 151   // Close view but don't delete the frame while doing so!
 152   // ...since it will be deleted by wxWidgets if we return true.
 153   if (m_childView)
 154   {
 155     bool ans = event.CanVeto()
 156                 ? m_childView->Close(false) // false means don't delete associated window
 157                 : true; // Must delete.
 158
 159     if (ans)
 160     {
 161       m_childView->Activate(false);
 162       delete m_childView;
 163       m_childView = (wxView *) NULL;
 164       m_childDocument = (wxDocument *) NULL;
 165
 166       this->Destroy();
 167     }
 168     else
 169         event.Veto();
 170   }
 171   else
 172     event.Veto();
 173 }
 174
 175 #endif
 176     // wxUSE_DOC_VIEW_ARCHITECTURE
 177