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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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Julian Smart
274
samples/docview/docview.cpp
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274
samples/docview/docview.cpp
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/////////////////////////////////////////////////////////////////////////////
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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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#ifdef __GNUG__
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// #pragma implementation "docview.h"
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#endif
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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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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#if !USE_DOC_VIEW_ARCHITECTURE
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#error You must set USE_DOC_VIEW_ARCHITECTURE to 1 in wx_setup.h!
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#endif
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#include "wx/docview.h"
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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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MyFrame *frame = NULL;
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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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IMPLEMENT_APP(MyApp)
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MyApp::MyApp(void)
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{
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m_docManager = NULL;
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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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//// Create a document manager
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m_docManager = new wxDocManager;
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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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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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//// Create the main frame window
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frame = new MyFrame(m_docManager, NULL, "DocView Demo", wxPoint(0, 0), wxSize(500, 400), wxDEFAULT_FRAME_STYLE);
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//// Give it an icon (this is ignored in MDI mode: uses resources)
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#ifdef __WINDOWS__
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frame->SetIcon(wxIcon("doc_icn"));
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#endif
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#ifdef __X__
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frame->SetIcon(wxIcon("aiai.xbm"));
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#endif
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//// Make a menubar
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wxMenu *file_menu = new wxMenu;
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wxMenu *edit_menu = NULL;
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file_menu->Append(wxID_NEW, "&New...");
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file_menu->Append(wxID_OPEN, "&Open...");
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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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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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frame->editMenu = edit_menu;
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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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// A nice touch: a history of files visited. Use this menu.
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m_docManager->FileHistoryUseMenu(file_menu);
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wxMenu *help_menu = new wxMenu;
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help_menu->Append(DOCVIEW_ABOUT, "&About");
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wxMenuBar *menu_bar = new wxMenuBar;
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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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if (singleWindowMode)
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frame->canvas = frame->CreateCanvas(NULL, frame);
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//// Associate the menu bar with the frame
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frame->SetMenuBar(menu_bar);
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frame->Centre(wxBOTH);
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frame->Show(TRUE);
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SetTopWindow(frame);
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return TRUE;
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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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* 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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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(), "Child Frame",
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wxPoint(10, 10), wxSize(300, 300), wxDEFAULT_FRAME_STYLE);
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#ifdef __WINDOWS__
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subframe->SetIcon(wxString(isCanvas ? "chrt_icn" : "notepad_icn"));
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#endif
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#ifdef __X__
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subframe->SetIcon(wxIcon("aiai.xbm"));
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#endif
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//// Make a menubar
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wxMenu *file_menu = new wxMenu;
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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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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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wxMenu *edit_menu = NULL;
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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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doc->GetCommandProcessor()->SetEditMenu(edit_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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wxMenuBar *menu_bar = new wxMenuBar;
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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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//// Associate the menu bar with the frame
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subframe->SetMenuBar(menu_bar);
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subframe->Centre(wxBOTH);
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return subframe;
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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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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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MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, const wxString& title,
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const wxPoint& pos, const wxSize& size, const long type):
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wxDocParentFrame(manager, frame, 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 = NULL;
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editMenu = NULL;
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}
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void MyFrame::OnAbout(wxCommandEvent& 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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// 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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// 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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// Give it scrollbars
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canvas->SetScrollbars(20, 20, 50, 50);
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return canvas;
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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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