samples/docvwmdi/docview.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        docview.cpp
   3 // Purpose:     Document/view demo
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 /*
  13  * Purpose:  Document/view architecture demo for wxWidgets class library - MDI
  14  */
  15
  16
  17 // For compilers that support precompilation, includes "wx/wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #if !wxUSE_DOC_VIEW_ARCHITECTURE
  29 #error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h!
  30 #endif
  31
  32 #if !wxUSE_MDI_ARCHITECTURE
  33 #error You must set wxUSE_MDI_ARCHITECTURE to 1 in setup.h!
  34 #endif
  35
  36 #include "docview.h"
  37 #include "doc.h"
  38 #include "view.h"
  39 #include "wx/stockitem.h"
  40
  41 static MyFrame* frame = NULL;
  42
  43 IMPLEMENT_APP(MyApp)
  44
  45 MyApp::MyApp(void)
  46 {
  47     m_docManager = NULL;
  48 }
  49
  50 bool MyApp::OnInit(void)
  51 {
  52     if ( !wxApp::OnInit() )
  53         return false;
  54     //// Create a document manager
  55     SetAppName(wxT("DocView Demo"));
  56
  57     //// Create a document manager
  58     m_docManager = new wxDocManager;
  59
  60     //// Create a template relating drawing documents to their views
  61     new wxDocTemplate(m_docManager, wxT("Drawing"), wxT("*.drw"), wxT(""), wxT("drw"), wxT("Drawing Doc"), wxT("Drawing View"),
  62           CLASSINFO(DrawingDocument), CLASSINFO(DrawingView));
  63
  64     //// Create a template relating text documents to their views
  65     new wxDocTemplate(m_docManager, wxT("Text"), wxT("*.txt"), wxT(""), wxT("txt"), wxT("Text Doc"), wxT("Text View"),
  66           CLASSINFO(TextEditDocument), CLASSINFO(TextEditView));
  67
  68     //// Create the main frame window
  69     frame = new MyFrame(m_docManager, NULL,
  70                       GetAppDisplayName(), wxPoint(0, 0), wxSize(500, 400),
  71                       wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE);
  72
  73     //// Give it an icon (this is ignored in MDI mode: uses resources)
  74 #ifdef __WXMSW__
  75     frame->SetIcon(wxIcon(wxT("doc")));
  76 #endif
  77
  78     //// Make a menubar
  79     wxMenu *file_menu = new wxMenu;
  80     wxMenu *edit_menu = NULL;
  81
  82     file_menu->Append(wxID_NEW);
  83     file_menu->Append(wxID_OPEN);
  84
  85     file_menu->AppendSeparator();
  86     file_menu->Append(wxID_EXIT);
  87
  88     // A nice touch: a history of files visited. Use this menu.
  89     m_docManager->FileHistoryUseMenu(file_menu);
  90
  91     wxMenu *help_menu = new wxMenu;
  92     help_menu->Append(DOCVIEW_ABOUT);
  93
  94     wxMenuBar *menu_bar = new wxMenuBar;
  95
  96     menu_bar->Append(file_menu, wxGetStockLabel(wxID_FILE));
  97     if (edit_menu)
  98         menu_bar->Append(edit_menu, wxGetStockLabel(wxID_EDIT));
  99     menu_bar->Append(help_menu, wxGetStockLabel(wxID_HELP));
 100
 101 #ifdef __WXMAC__
 102     wxMenuBar::MacSetCommonMenuBar(menu_bar);
 103 #endif //def __WXMAC__
 104     //// Associate the menu bar with the frame
 105     frame->SetMenuBar(menu_bar);
 106
 107     frame->Centre(wxBOTH);
 108 #ifndef __WXMAC__
 109     frame->Show(true);
 110 #endif //ndef __WXMAC__
 111
 112     SetTopWindow(frame);
 113     return true;
 114 }
 115
 116 int MyApp::OnExit(void)
 117 {
 118     wxDELETE(m_docManager);
 119     return 0;
 120 }
 121
 122 /*
 123  * Centralised code for creating a document frame.
 124  * Called from view.cpp, when a view is created.
 125  */
 126
 127 wxMDIChildFrame *MyApp::CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas)
 128 {
 129   //// Make a child frame
 130     wxDocMDIChildFrame *subframe =
 131       new wxDocMDIChildFrame(doc, view, GetMainFrame(), wxID_ANY, wxT("Child Frame"),
 132                              wxPoint(10, 10), wxSize(300, 300),
 133                              wxDEFAULT_FRAME_STYLE |
 134                              wxNO_FULL_REPAINT_ON_RESIZE);
 135
 136 #ifdef __WXMSW__
 137     subframe->SetIcon(wxString(isCanvas ? wxT("chart") : wxT("notepad")));
 138 #endif
 139 #ifdef __X__
 140     subframe->SetIcon(wxIcon(wxT("doc.xbm")));
 141 #endif
 142
 143     //// Make a menubar
 144     wxMenu *file_menu = new wxMenu;
 145
 146     file_menu->Append(wxID_NEW);
 147     file_menu->Append(wxID_OPEN);
 148     file_menu->Append(wxID_CLOSE);
 149     file_menu->Append(wxID_SAVE);
 150     file_menu->Append(wxID_SAVEAS);
 151
 152     if (isCanvas)
 153     {
 154         file_menu->AppendSeparator();
 155         file_menu->Append(wxID_PRINT);
 156         file_menu->Append(wxID_PRINT_SETUP, wxT("Print &Setup..."));
 157         file_menu->Append(wxID_PREVIEW);
 158     }
 159
 160     file_menu->AppendSeparator();
 161     file_menu->Append(wxID_EXIT);
 162
 163     wxMenu *edit_menu = new wxMenu;
 164     if (isCanvas)
 165     {
 166         edit_menu->Append(wxID_UNDO);
 167         edit_menu->Append(wxID_REDO);
 168         edit_menu->AppendSeparator();
 169         edit_menu->Append(DOCVIEW_CUT, wxT("&Cut last segment"));
 170
 171         doc->GetCommandProcessor()->SetEditMenu(edit_menu);
 172     }
 173     else
 174     {
 175         edit_menu->Append(wxID_COPY);
 176         edit_menu->Append(wxID_PASTE);
 177         edit_menu->Append(wxID_SELECTALL);
 178     }
 179     wxMenu *help_menu = new wxMenu;
 180     help_menu->Append(DOCVIEW_ABOUT);
 181
 182     wxMenuBar *menu_bar = new wxMenuBar;
 183
 184     menu_bar->Append(file_menu, wxGetStockLabel(wxID_FILE));
 185     menu_bar->Append(edit_menu, wxGetStockLabel(wxID_EDIT));
 186     menu_bar->Append(help_menu, wxGetStockLabel(wxID_HELP));
 187
 188     //// Associate the menu bar with the frame
 189     subframe->SetMenuBar(menu_bar);
 190
 191     return subframe;
 192 }
 193
 194 /*
 195  * This is the top-level window of the application.
 196  */
 197
 198 IMPLEMENT_CLASS(MyFrame, wxDocMDIParentFrame)
 199 BEGIN_EVENT_TABLE(MyFrame, wxDocMDIParentFrame)
 200     EVT_MENU(DOCVIEW_ABOUT, MyFrame::OnAbout)
 201 END_EVENT_TABLE()
 202
 203 MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, const wxString& title,
 204     const wxPoint& pos, const wxSize& size, long type):
 205   wxDocMDIParentFrame(manager, frame, wxID_ANY, title, pos, size, type, wxT("myFrame"))
 206 {
 207     m_editMenu = NULL;
 208 }
 209
 210 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 211 {
 212     wxMessageBox(wxT("DocView Demo\nAuthor: Julian Smart\nUsage: docview.exe"), wxT("About DocView"));
 213 /*
 214     Better, but brings in adv lib
 215     wxAboutDialogInfo info;
 216     info.SetName(wxTheApp->GetAppDisplayName());
 217     info.AddDeveloper(wxT("Julian Smart"));
 218     wxAboutBox(info);
 219 */
 220 }
 221
 222 // Creates a canvas. Called from view.cpp when a new drawing
 223 // view is created.
 224 MyCanvas* MyFrame::CreateCanvas(DrawingView* view, wxMDIChildFrame* parent)
 225 {
 226     wxSize size = parent->GetClientSize();
 227
 228     // Non-retained canvas
 229     MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), size, 0);
 230     canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
 231
 232     // Give it scrollbars
 233     canvas->SetScrollbars(20, 20, 50, 50);
 234
 235     return canvas;
 236 }
 237
 238 MyFrame* GetMainFrame()
 239 {
 240     return frame;
 241 }
 242