git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1775 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			271 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			271 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Name:        docview.cpp
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| // Purpose:     Document/view demo
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| // Author:      Julian Smart
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| // Modified by:
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| // Created:     04/01/98
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| // RCS-ID:      $Id$
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| // Copyright:   (c) Julian Smart and Markus Holzem
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| // Licence:   	wxWindows license
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| /////////////////////////////////////////////////////////////////////////////
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| 
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| #ifdef __GNUG__
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| // #pragma implementation "docview.h"
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| #endif
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| 
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| /*
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|  * Purpose:  Document/view architecture demo for wxWindows class library
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|  *           Run with no arguments for multiple top-level windows, -single
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|  *           for a single window.
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|  */
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| 
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| 
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| // For compilers that support precompilation, includes "wx/wx.h".
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| #include "wx/wxprec.h"
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| 
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| #ifdef __BORLANDC__
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| #pragma hdrstop
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| #endif
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| 
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| #ifndef WX_PRECOMP
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| #include "wx/wx.h"
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| #endif
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| 
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| #if !wxUSE_DOC_VIEW_ARCHITECTURE
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| #error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h!
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| #endif
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| 
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| #include "wx/docview.h"
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| 
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| #include "docview.h"
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| #include "doc.h"
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| #include "view.h"
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| 
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| MyFrame *frame = (MyFrame *) NULL;
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| 
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| // In single window mode, don't have any child windows; use
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| // main window.
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| bool singleWindowMode = FALSE;
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| 
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| IMPLEMENT_APP(MyApp)
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| 
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| MyApp::MyApp(void)
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| {
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|     m_docManager = (wxDocManager *) NULL;
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| }
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| 
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| bool MyApp::OnInit(void)
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| {
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|   //// Find out if we're:
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|   ////  SDI : multiple windows and documents but not MDI
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|   ////  MDI : multiple windows and documents with containing frame - MSW only)
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|   ///   single window : (one document at a time, only one frame, as in Windows Write)
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|   if (argc > 1)
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|   {
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|     if (strcmp(argv[1], "-single") == 0)
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|     {
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|       singleWindowMode = TRUE;
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|     }
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|   }
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| 
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|   //// Create a document manager
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|   m_docManager = new wxDocManager;
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| 
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|   //// Create a template relating drawing documents to their views
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|   (void) new wxDocTemplate(m_docManager, "Drawing", "*.drw", "", "drw", "Drawing Doc", "Drawing View",
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|           CLASSINFO(DrawingDocument), CLASSINFO(DrawingView));
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| 
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|   if (singleWindowMode)
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|   {
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|     // If we've only got one window, we only get to edit
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|     // one document at a time. Therefore no text editing, just
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|     // doodling.
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|     m_docManager->SetMaxDocsOpen(1);
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|   }
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|   else
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|     //// Create a template relating text documents to their views
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|     (void) new wxDocTemplate(m_docManager, "Text", "*.txt", "", "txt", "Text Doc", "Text View",
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|           CLASSINFO(TextEditDocument), CLASSINFO(TextEditView));
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| 
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|   //// Create the main frame window
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|   frame = new MyFrame(m_docManager, (wxFrame *) NULL, -1, "DocView Demo", wxPoint(0, 0), wxSize(500, 400), wxDEFAULT_FRAME_STYLE);
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| 
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|   //// Give it an icon (this is ignored in MDI mode: uses resources)
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| #ifdef __WXMSW__
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|   frame->SetIcon(wxIcon("doc_icn"));
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| #endif
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| 
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|   //// Make a menubar
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|   wxMenu *file_menu = new wxMenu;
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|   wxMenu *edit_menu = (wxMenu *) NULL;
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| 
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|   file_menu->Append(wxID_NEW, "&New...");
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|   file_menu->Append(wxID_OPEN, "&Open...");
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| 
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|   if (singleWindowMode)
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|   {
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|     file_menu->Append(wxID_CLOSE, "&Close");
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|     file_menu->Append(wxID_SAVE, "&Save");
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|     file_menu->Append(wxID_SAVEAS, "Save &As...");
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|     file_menu->AppendSeparator();
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|     file_menu->Append(wxID_PRINT, "&Print...");
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|     file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
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|     file_menu->Append(wxID_PREVIEW, "Print Pre&view");
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| 
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|     edit_menu = new wxMenu;
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|     edit_menu->Append(wxID_UNDO, "&Undo");
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|     edit_menu->Append(wxID_REDO, "&Redo");
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|     edit_menu->AppendSeparator();
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|     edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
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| 
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|     frame->editMenu = edit_menu;
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|   }
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|   
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|   file_menu->AppendSeparator();
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|   file_menu->Append(wxID_EXIT, "E&xit");
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|   
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|   // A nice touch: a history of files visited. Use this menu.
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|   m_docManager->FileHistoryUseMenu(file_menu);
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| 
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|   wxMenu *help_menu = new wxMenu;
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|   help_menu->Append(DOCVIEW_ABOUT, "&About");
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| 
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|   wxMenuBar *menu_bar = new wxMenuBar;
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| 
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|   menu_bar->Append(file_menu, "&File");
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|   if (edit_menu)
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|     menu_bar->Append(edit_menu, "&Edit");
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|   menu_bar->Append(help_menu, "&Help");
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| 
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|   if (singleWindowMode)
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|     frame->canvas = frame->CreateCanvas((wxView *) NULL, frame);
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| 
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|   //// Associate the menu bar with the frame
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|   frame->SetMenuBar(menu_bar);
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| 
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|   frame->Centre(wxBOTH);
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|   frame->Show(TRUE);
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| 
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|   SetTopWindow(frame);
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|   return TRUE;
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| }
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| 
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| int MyApp::OnExit(void)
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| {
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|     delete m_docManager;
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|     return 0;
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| }
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| 
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| /*
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|  * Centralised code for creating a document frame.
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|  * Called from view.cpp, when a view is created, but not used at all
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|  * in 'single window' mode.
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|  */
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|  
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| wxFrame *MyApp::CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas)
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| {
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|   //// Make a child frame
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|   wxDocChildFrame *subframe = new wxDocChildFrame(doc, view, GetMainFrame(), -1, "Child Frame",
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|         wxPoint(10, 10), wxSize(300, 300), wxDEFAULT_FRAME_STYLE);
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| 
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| #ifdef __WXMSW__
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|   subframe->SetIcon(wxString(isCanvas ? "chrt_icn" : "notepad_icn"));
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| #endif
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| 
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|   //// Make a menubar
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|   wxMenu *file_menu = new wxMenu;
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| 
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|   file_menu->Append(wxID_NEW, "&New...");
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|   file_menu->Append(wxID_OPEN, "&Open...");
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|   file_menu->Append(wxID_CLOSE, "&Close");
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|   file_menu->Append(wxID_SAVE, "&Save");
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|   file_menu->Append(wxID_SAVEAS, "Save &As...");
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| 
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|   if (isCanvas)
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|   {
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|     file_menu->AppendSeparator();
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|     file_menu->Append(wxID_PRINT, "&Print...");
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|     file_menu->Append(wxID_PRINT_SETUP, "Print &Setup...");
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|     file_menu->Append(wxID_PREVIEW, "Print Pre&view");
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|   }
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| 
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|   wxMenu *edit_menu = (wxMenu *) NULL;
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| 
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|   if (isCanvas)
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|   {
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|     edit_menu = new wxMenu;
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|     edit_menu->Append(wxID_UNDO, "&Undo");
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|     edit_menu->Append(wxID_REDO, "&Redo");
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|     edit_menu->AppendSeparator();
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|     edit_menu->Append(DOCVIEW_CUT, "&Cut last segment");
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| 
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|     doc->GetCommandProcessor()->SetEditMenu(edit_menu);
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|   }
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| 
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|   wxMenu *help_menu = new wxMenu;
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|   help_menu->Append(DOCVIEW_ABOUT, "&About");
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| 
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|   wxMenuBar *menu_bar = new wxMenuBar;
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| 
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|   menu_bar->Append(file_menu, "&File");
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|   if (isCanvas)
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|     menu_bar->Append(edit_menu, "&Edit");
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|   menu_bar->Append(help_menu, "&Help");
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| 
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|   //// Associate the menu bar with the frame
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|   subframe->SetMenuBar(menu_bar);
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| 
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|   subframe->Centre(wxBOTH);
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| 
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|   return subframe;
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| }
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| 
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| /*
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|  * This is the top-level window of the application.
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|  */
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|  
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| IMPLEMENT_CLASS(MyFrame, wxDocParentFrame)
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| BEGIN_EVENT_TABLE(MyFrame, wxDocParentFrame)
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|     EVT_MENU(DOCVIEW_ABOUT, MyFrame::OnAbout)
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| END_EVENT_TABLE()
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| 
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| MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title,
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|     const wxPoint& pos, const wxSize& size, const long type):
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|   wxDocParentFrame(manager, frame, id, title, pos, size, type)
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| {
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|   // This pointer only needed if in single window mode
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|   canvas = (MyCanvas *) NULL;
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|   editMenu = (wxMenu *) NULL;
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| }
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| 
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| void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
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| {
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|     (void)wxMessageBox("DocView Demo\nAuthor: Julian Smart julian.smart@ukonline.co.uk\nUsage: docview.exe [-single]", "About DocView");
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| }
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| 
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| // Creates a canvas. Called either from view.cc when a new drawing
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| // view is created, or in OnInit as a child of the main window,
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| // if in 'single window' mode.
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| MyCanvas *MyFrame::CreateCanvas(wxView *view, wxFrame *parent)
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| {
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|   int width, height;
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|   parent->GetClientSize(&width, &height);
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| 
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|   // Non-retained canvas
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|   MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), wxSize(width, height), 0);
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|   canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
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| 
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|   // Give it scrollbars
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|   canvas->SetScrollbars(20, 20, 50, 50);
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|   canvas->SetBackgroundColour(*wxWHITE);
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|   canvas->Clear();
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| 
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|   return canvas;
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| }
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| 
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| MyFrame *GetMainFrame(void)
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| {
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|   return frame;
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| }
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| 
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