wxWidgets/samples/docview/docview.h

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2.7 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: samples/docview/docview.h
// Purpose: Document/view demo
// Author: Julian Smart
// Modified by: Vadim Zeitlin: merge with the MDI version and general cleanup
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) 1998 Julian Smart
// (c) 2008 Vadim Zeitlin
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_SAMPLES_DOCVIEW_DOCVIEW_H_
#define _WX_SAMPLES_DOCVIEW_DOCVIEW_H_
#include "wx/docview.h"
class MyFrame;
class MyCanvas;
class DrawingView;
// Define a new application
class MyApp : public wxApp
{
public:
// this sample can be launched in several different ways:
enum Mode
{
#if wxUSE_MDI_ARCHITECTURE
Mode_MDI, // MDI mode: multiple documents, single top level window
#endif // wxUSE_MDI_ARCHITECTURE
Mode_SDI, // SDI mode: multiple documents, multiple top level windows
Mode_Single // single document mode (and hence single top level window)
};
MyApp();
// override some wxApp virtual methods
virtual bool OnInit();
virtual int OnExit();
virtual void OnInitCmdLine(wxCmdLineParser& parser);
virtual bool OnCmdLineParsed(wxCmdLineParser& parser);
// our specific methods
Mode GetMode() const { return m_mode; }
wxFrame *CreateChildFrame(wxDocument *doc, wxView *view, bool isCanvas);
// these accessors should only be called in single document mode, otherwise
// the pointers are NULL and an assert is triggered
MyCanvas *GetMainWindowCanvas() const
{ wxASSERT(m_canvas); return m_canvas; }
wxMenu *GetMainWindowEditMenu() const
{ wxASSERT(m_menuEdit); return m_menuEdit; }
private:
// append the standard document-oriented menu commands to this menu
void AppendDocumentFileCommands(wxMenu *menu, bool supportsPrinting);
// create the edit menu for drawing documents
wxMenu *CreateDrawingEditMenu();
// create and associate with the given frame the menu bar containing the
// given file and edit (possibly NULL) menus as well as the standard help
// one
void CreateMenuBarForFrame(wxFrame *frame, wxMenu *file, wxMenu *edit);
// show the about box: as we can have different frames it's more
// convenient, even if somewhat less usual, to handle this in the
// application object itself
void OnAbout(wxCommandEvent& event);
// the currently used mode
Mode m_mode;
// only used if m_mode == Mode_Single
MyCanvas *m_canvas;
wxMenu *m_menuEdit;
DECLARE_EVENT_TABLE()
wxDECLARE_NO_COPY_CLASS(MyApp);
};
DECLARE_APP(MyApp)
#endif // _WX_SAMPLES_DOCVIEW_DOCVIEW_H_