X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/eb017efed98421b756ff987f55f37853f5d5c7a8..cbe6a493b66ad18b6a1f490589f2706f0f841b01:/samples/docview/docview.cpp diff --git a/samples/docview/docview.cpp b/samples/docview/docview.cpp index f7312b2b30..c8d4adcf73 100644 --- a/samples/docview/docview.cpp +++ b/samples/docview/docview.cpp @@ -1,281 +1,409 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: docview.cpp +// Name: samples/docview/docview.cpp // Purpose: Document/view demo // Author: Julian Smart -// Modified by: +// Modified by: Vadim Zeitlin: merge with the MDI version and general cleanup // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) 1998 Julian Smart +// (c) 2008 Vadim Zeitlin +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -// #pragma implementation "docview.h" -#endif - /* -* Purpose: Document/view architecture demo for wxWindows class library -* Run with no arguments for multiple top-level windows, -single -* for a single window. -*/ + This sample show document/view support in wxWidgets. + + It can be run in several ways: + * With "--mdi" command line option to use multiple MDI child frames + for the multiple documents (this is the default). + * With "--sdi" command line option to use multiple top level windows + for the multiple documents + * With "--single" command line option to support opening a single + document only + + Notice that doing it like this somewhat complicates the code, you could + make things much simpler in your own programs by using either + wxDocParentFrame or wxDocMDIParentFrame unconditionally (and never using + the single mode) instead of supporting all of them as this sample does. + */ +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx/wx.h" + #include "wx/wx.h" + #include "wx/stockitem.h" #endif #if !wxUSE_DOC_VIEW_ARCHITECTURE -#error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h! + #error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h! #endif #include "wx/docview.h" +#include "wx/docmdi.h" #include "docview.h" #include "doc.h" #include "view.h" + +#include "wx/cmdline.h" +#include "wx/config.h" + #ifdef __WXMAC__ -#include "wx/filename.h" + #include "wx/filename.h" #endif -MyFrame *frame = (MyFrame *) NULL; +#ifndef wxHAS_IMAGES_IN_RESOURCES + #include "doc.xpm" + #include "chart.xpm" + #include "notepad.xpm" +#endif -// In single window mode, don't have any child windows; use -// main window. -bool singleWindowMode = FALSE; +// ---------------------------------------------------------------------------- +// MyApp implementation +// ---------------------------------------------------------------------------- IMPLEMENT_APP(MyApp) -MyApp::MyApp(void) +BEGIN_EVENT_TABLE(MyApp, wxApp) + EVT_MENU(wxID_ABOUT, MyApp::OnAbout) +END_EVENT_TABLE() + +MyApp::MyApp() +{ +#if wxUSE_MDI_ARCHITECTURE + m_mode = Mode_MDI; +#else + m_mode = Mode_SDI; +#endif + + m_canvas = NULL; + m_menuEdit = NULL; +} + +// constants for the command line options names +namespace CmdLineOption { - m_docManager = (wxDocManager *) NULL; + +const char * const MDI = "mdi"; +const char * const SDI = "sdi"; +const char * const SINGLE = "single"; + +} // namespace CmdLineOption + +void MyApp::OnInitCmdLine(wxCmdLineParser& parser) +{ + wxApp::OnInitCmdLine(parser); + + parser.AddSwitch("", CmdLineOption::MDI, + "run in MDI mode: multiple documents, single window"); + parser.AddSwitch("", CmdLineOption::SDI, + "run in SDI mode: multiple documents, multiple windows"); + parser.AddSwitch("", CmdLineOption::SINGLE, + "run in single document mode"); } -bool MyApp::OnInit(void) +bool MyApp::OnCmdLineParsed(wxCmdLineParser& parser) { - //// Find out if we're: - //// multiple window: multiple windows, each view in a separate frame - //// single window: one view (within the main frame) and one document at a time, as in Windows Write. - //// In single window mode, we only allow one document type - if (argc > 1) + int numModeOptions = 0; + +#if wxUSE_MDI_ARCHITECTURE + if ( parser.Found(CmdLineOption::MDI) ) { - if (wxStrcmp(argv[1], _T("-single")) == 0) - { - singleWindowMode = TRUE; - } + m_mode = Mode_MDI; + numModeOptions++; } - - //// Create a document manager - m_docManager = new wxDocManager; +#endif // wxUSE_MDI_ARCHITECTURE - //// Create a template relating drawing documents to their views - (void) new wxDocTemplate(m_docManager, _T("Drawing"), _T("*.drw"), _T(""), _T("drw"), _T("Drawing Doc"), _T("Drawing View"), - CLASSINFO(DrawingDocument), CLASSINFO(DrawingView)); -#ifdef __WXMAC__ - wxFileName::MacRegisterDefaultTypeAndCreator( "drw" , 'WXMB' , 'WXMA' ) ; -#endif - - if (singleWindowMode) + if ( parser.Found(CmdLineOption::SDI) ) { - // If we've only got one window, we only get to edit - // one document at a time. Therefore no text editing, just - // doodling. - m_docManager->SetMaxDocsOpen(1); + m_mode = Mode_SDI; + numModeOptions++; } - else + + if ( parser.Found(CmdLineOption::SINGLE) ) { - //// Create a template relating text documents to their views - (void) new wxDocTemplate(m_docManager, _T("Text"), _T("*.txt"), _T(""), _T("txt"), _T("Text Doc"), _T("Text View"), - CLASSINFO(TextEditDocument), CLASSINFO(TextEditView)); -#ifdef __WXMAC__ - wxFileName::MacRegisterDefaultTypeAndCreator( "txt" , 'TEXT' , 'WXMA' ) ; -#endif + m_mode = Mode_Single; + numModeOptions++; } - - //// Create the main frame window - frame = new MyFrame(m_docManager, (wxFrame *) NULL, -1, _T("DocView Demo"), wxPoint(0, 0), wxSize(500, 400), wxDEFAULT_FRAME_STYLE); - - //// Give it an icon (this is ignored in MDI mode: uses resources) -#ifdef __WXMSW__ - frame->SetIcon(wxIcon(_T("doc_icn"))); -#endif - - //// Make a menubar - wxMenu *file_menu = new wxMenu; - wxMenu *edit_menu = (wxMenu *) NULL; - - file_menu->Append(wxID_NEW, _T("&New...")); - file_menu->Append(wxID_OPEN, _T("&Open...")); - - if (singleWindowMode) + + if ( numModeOptions > 1 ) { - file_menu->Append(wxID_CLOSE, _T("&Close")); - file_menu->Append(wxID_SAVE, _T("&Save")); - file_menu->Append(wxID_SAVEAS, _T("Save &As...")); - file_menu->AppendSeparator(); - file_menu->Append(wxID_PRINT, _T("&Print...")); - file_menu->Append(wxID_PRINT_SETUP, _T("Print &Setup...")); - file_menu->Append(wxID_PREVIEW, _T("Print Pre&view")); - - edit_menu = new wxMenu; - edit_menu->Append(wxID_UNDO, _T("&Undo")); - edit_menu->Append(wxID_REDO, _T("&Redo")); - edit_menu->AppendSeparator(); - edit_menu->Append(DOCVIEW_CUT, _T("&Cut last segment")); - - frame->editMenu = edit_menu; + wxLogError("Only a single option choosing the mode can be given."); + return false; } - - file_menu->AppendSeparator(); - file_menu->Append(wxID_EXIT, _T("E&xit")); - - // A nice touch: a history of files visited. Use this menu. - m_docManager->FileHistoryUseMenu(file_menu); - - wxMenu *help_menu = new wxMenu; - help_menu->Append(DOCVIEW_ABOUT, _T("&About")); - - wxMenuBar *menu_bar = new wxMenuBar; - - menu_bar->Append(file_menu, _T("&File")); - if (edit_menu) - menu_bar->Append(edit_menu, _T("&Edit")); - menu_bar->Append(help_menu, _T("&Help")); - - if (singleWindowMode) - frame->canvas = frame->CreateCanvas((wxView *) NULL, frame); - - //// Associate the menu bar with the frame - frame->SetMenuBar(menu_bar); - - frame->Centre(wxBOTH); - frame->Show(TRUE); - - SetTopWindow(frame); - return TRUE; + + return wxApp::OnCmdLineParsed(parser); } -int MyApp::OnExit(void) +bool MyApp::OnInit() { - delete m_docManager; - return 0; -} + if ( !wxApp::OnInit() ) + return false; -/* -* Centralised code for creating a document frame. -* Called from view.cpp, when a view is created, but not used at all -* in 'single window' mode. -*/ + ::wxInitAllImageHandlers(); -wxFrame *MyApp::CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas) -{ - //// Make a child frame - wxDocChildFrame *subframe = new wxDocChildFrame(doc, view, GetMainFrame(), -1, _T("Child Frame"), - wxPoint(10, 10), wxSize(300, 300), wxDEFAULT_FRAME_STYLE); - -#ifdef __WXMSW__ - subframe->SetIcon(wxString(isCanvas ? _T("chrt_icn") : _T("notepad_icn"))); + // Fill in the application information fields before creating wxConfig. + SetVendorName("wxWidgets"); + SetAppName("wx_docview_sample"); + SetAppDisplayName("wxWidgets DocView Sample"); + + //// Create a document manager + wxDocManager *docManager = new wxDocManager; + + //// Create a template relating drawing documents to their views + new wxDocTemplate(docManager, "Drawing", "*.drw", "", "drw", + "Drawing Doc", "Drawing View", + CLASSINFO(DrawingDocument), CLASSINFO(DrawingView)); +#if defined( __WXMAC__ ) && wxOSX_USE_CARBON + wxFileName::MacRegisterDefaultTypeAndCreator("drw" , 'WXMB' , 'WXMA'); #endif - - //// Make a menubar - wxMenu *file_menu = new wxMenu; - - file_menu->Append(wxID_NEW, _T("&New...")); - file_menu->Append(wxID_OPEN, _T("&Open...")); - file_menu->Append(wxID_CLOSE, _T("&Close")); - file_menu->Append(wxID_SAVE, _T("&Save")); - file_menu->Append(wxID_SAVEAS, _T("Save &As...")); - - if (isCanvas) + + if ( m_mode == Mode_Single ) { - file_menu->AppendSeparator(); - file_menu->Append(wxID_PRINT, _T("&Print...")); - file_menu->Append(wxID_PRINT_SETUP, _T("Print &Setup...")); - file_menu->Append(wxID_PREVIEW, _T("Print Pre&view")); + // If we've only got one window, we only get to edit one document at a + // time. Therefore no text editing, just doodling. + docManager->SetMaxDocsOpen(1); } - - wxMenu *edit_menu = (wxMenu *) NULL; - - if (isCanvas) + else // multiple documents mode: allow documents of different types { - edit_menu = new wxMenu; - edit_menu->Append(wxID_UNDO, _T("&Undo")); - edit_menu->Append(wxID_REDO, _T("&Redo")); - edit_menu->AppendSeparator(); - edit_menu->Append(DOCVIEW_CUT, _T("&Cut last segment")); - - doc->GetCommandProcessor()->SetEditMenu(edit_menu); + // Create a template relating text documents to their views + new wxDocTemplate(docManager, "Text", "*.txt;*.text", "", "txt;text", + "Text Doc", "Text View", + CLASSINFO(TextEditDocument), CLASSINFO(TextEditView)); +#if defined( __WXMAC__ ) && wxOSX_USE_CARBON + wxFileName::MacRegisterDefaultTypeAndCreator("txt" , 'TEXT' , 'WXMA'); +#endif + // Create a template relating image documents to their views + new wxDocTemplate(docManager, "Image", "*.png;*.jpg", "", "png;jpg", + "Image Doc", "Image View", + CLASSINFO(ImageDocument), CLASSINFO(ImageView)); } - - wxMenu *help_menu = new wxMenu; - help_menu->Append(DOCVIEW_ABOUT, _T("&About")); - - wxMenuBar *menu_bar = new wxMenuBar; - - menu_bar->Append(file_menu, _T("&File")); - if (isCanvas) - menu_bar->Append(edit_menu, _T("&Edit")); - menu_bar->Append(help_menu, _T("&Help")); - - //// Associate the menu bar with the frame - subframe->SetMenuBar(menu_bar); - - subframe->Centre(wxBOTH); - - return subframe; + + // create the main frame window + wxFrame *frame; +#if wxUSE_MDI_ARCHITECTURE + if ( m_mode == Mode_MDI ) + { + frame = new wxDocMDIParentFrame(docManager, NULL, wxID_ANY, + GetAppDisplayName(), + wxDefaultPosition, + wxSize(500, 400)); + } + else +#endif // wxUSE_MDI_ARCHITECTURE + { + frame = new wxDocParentFrame(docManager, NULL, wxID_ANY, + GetAppDisplayName(), + wxDefaultPosition, + wxSize(500, 400)); + } + + // and its menu bar + wxMenu *menuFile = new wxMenu; + + menuFile->Append(wxID_NEW); + menuFile->Append(wxID_OPEN); + + if ( m_mode == Mode_Single ) + AppendDocumentFileCommands(menuFile, true); + + menuFile->AppendSeparator(); + menuFile->Append(wxID_EXIT); + + // A nice touch: a history of files visited. Use this menu. + docManager->FileHistoryUseMenu(menuFile); +#if wxUSE_CONFIG + docManager->FileHistoryLoad(*wxConfig::Get()); +#endif // wxUSE_CONFIG + + + if ( m_mode == Mode_Single ) + { + m_canvas = new MyCanvas(NULL, frame); + m_menuEdit = CreateDrawingEditMenu(); + docManager->CreateNewDocument(); + } + + CreateMenuBarForFrame(frame, menuFile, m_menuEdit); + + frame->SetIcon(wxICON(doc)); + frame->Centre(); + frame->Show(); + + return true; } -/* -* This is the top-level window of the application. -*/ +int MyApp::OnExit() +{ + wxDocManager * const manager = wxDocManager::GetDocumentManager(); +#if wxUSE_CONFIG + manager->FileHistorySave(*wxConfig::Get()); +#endif // wxUSE_CONFIG + delete manager; -IMPLEMENT_CLASS(MyFrame, wxDocParentFrame) -BEGIN_EVENT_TABLE(MyFrame, wxDocParentFrame) - EVT_MENU(DOCVIEW_ABOUT, MyFrame::OnAbout) -END_EVENT_TABLE() + return wxApp::OnExit(); +} -MyFrame::MyFrame(wxDocManager *manager, wxFrame *frame, wxWindowID id, const wxString& title, - const wxPoint& pos, const wxSize& size, const long type): -wxDocParentFrame(manager, frame, id, title, pos, size, type) +void MyApp::AppendDocumentFileCommands(wxMenu *menu, bool supportsPrinting) { - // This pointer only needed if in single window mode - canvas = (MyCanvas *) NULL; - editMenu = (wxMenu *) NULL; + menu->Append(wxID_CLOSE); + menu->Append(wxID_SAVE); + menu->Append(wxID_SAVEAS); + menu->Append(wxID_REVERT, _("Re&vert...")); + + if ( supportsPrinting ) + { + menu->AppendSeparator(); + menu->Append(wxID_PRINT); + menu->Append(wxID_PRINT_SETUP, "Print &Setup..."); + menu->Append(wxID_PREVIEW); + } } -void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) ) +wxMenu *MyApp::CreateDrawingEditMenu() { - (void)wxMessageBox(_T("DocView Demo\nAuthor: Julian Smart\nUsage: docview.exe [-single]"), _T("About DocView")); + wxMenu * const menu = new wxMenu; + menu->Append(wxID_UNDO); + menu->Append(wxID_REDO); + menu->AppendSeparator(); + menu->Append(wxID_CUT, "&Cut last segment"); + + return menu; } -// Creates a canvas. Called either from view.cc when a new drawing -// view is created, or in OnInit as a child of the main window, -// if in 'single window' mode. -MyCanvas *MyFrame::CreateCanvas(wxView *view, wxFrame *parent) +void MyApp::CreateMenuBarForFrame(wxFrame *frame, wxMenu *file, wxMenu *edit) { - int width, height; - parent->GetClientSize(&width, &height); - - // Non-retained canvas - MyCanvas *canvas = new MyCanvas(view, parent, wxPoint(0, 0), wxSize(width, height), 0); - canvas->SetCursor(wxCursor(wxCURSOR_PENCIL)); - - // Give it scrollbars - canvas->SetScrollbars(20, 20, 50, 50); - canvas->SetBackgroundColour(*wxWHITE); - canvas->Clear(); - - return canvas; + wxMenuBar *menubar = new wxMenuBar; + + menubar->Append(file, wxGetStockLabel(wxID_FILE)); + + if ( edit ) + menubar->Append(edit, wxGetStockLabel(wxID_EDIT)); + + wxMenu *help= new wxMenu; + help->Append(wxID_ABOUT); + menubar->Append(help, wxGetStockLabel(wxID_HELP)); + + frame->SetMenuBar(menubar); } -MyFrame *GetMainFrame(void) +wxFrame *MyApp::CreateChildFrame(wxView *view, bool isCanvas) { - return frame; + // create a child frame of appropriate class for the current mode + wxFrame *subframe; + wxDocument *doc = view->GetDocument(); +#if wxUSE_MDI_ARCHITECTURE + if ( GetMode() == Mode_MDI ) + { + subframe = new wxDocMDIChildFrame + ( + doc, + view, + wxStaticCast(GetTopWindow(), wxDocMDIParentFrame), + wxID_ANY, + "Child Frame", + wxDefaultPosition, + wxSize(300, 300) + ); + } + else +#endif // wxUSE_MDI_ARCHITECTURE + { + subframe = new wxDocChildFrame + ( + doc, + view, + wxStaticCast(GetTopWindow(), wxDocParentFrame), + wxID_ANY, + "Child Frame", + wxDefaultPosition, + wxSize(300, 300) + ); + + subframe->Centre(); + } + + wxMenu *menuFile = new wxMenu; + + menuFile->Append(wxID_NEW); + menuFile->Append(wxID_OPEN); + AppendDocumentFileCommands(menuFile, isCanvas); + menuFile->AppendSeparator(); + menuFile->Append(wxID_EXIT); + + wxMenu *menuEdit; + if ( isCanvas ) + { + menuEdit = CreateDrawingEditMenu(); + + doc->GetCommandProcessor()->SetEditMenu(menuEdit); + doc->GetCommandProcessor()->Initialize(); + } + else // text frame + { + menuEdit = new wxMenu; + menuEdit->Append(wxID_COPY); + menuEdit->Append(wxID_PASTE); + menuEdit->Append(wxID_SELECTALL); + } + + CreateMenuBarForFrame(subframe, menuFile, menuEdit); + + subframe->SetIcon(isCanvas ? wxICON(chrt) : wxICON(notepad)); + + return subframe; } +void MyApp::OnAbout(wxCommandEvent& WXUNUSED(event)) +{ + wxString modeName; + switch ( m_mode ) + { +#if wxUSE_MDI_ARCHITECTURE + case Mode_MDI: + modeName = "MDI"; + break; +#endif // wxUSE_MDI_ARCHITECTURE + + case Mode_SDI: + modeName = "SDI"; + break; + + case Mode_Single: + modeName = "single document"; + break; + + default: + wxFAIL_MSG( "unknown mode "); + } + +#ifdef __VISUALC6__ + const int docsCount = + wxDocManager::GetDocumentManager()->GetDocuments().GetCount(); +#else + const int docsCount = + wxDocManager::GetDocumentManager()->GetDocumentsVector().size(); +#endif + + wxLogMessage + ( + "This is the wxWidgets Document/View Sample\n" + "running in %s mode.\n" + "%d open documents.\n" + "\n" + "Authors: Julian Smart, Vadim Zeitlin\n" + "\n" + "Usage: docview [--{mdi,sdi,single}]", + modeName, + docsCount + ); +}