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/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/app.h
// Purpose: wxApp class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_APP_H_
#define _WX_APP_H_
#include "wx/event.h"
#include "wx/icon.h"
class WXDLLIMPEXP_FWD_CORE wxFrame;
class WXDLLIMPEXP_FWD_CORE wxWindow;
class WXDLLIMPEXP_FWD_CORE wxApp;
class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
class WXDLLIMPEXP_FWD_BASE wxLog;
// Represents the application. Derive OnInit and declare
// a new App object to start application
class WXDLLIMPEXP_CORE wxApp : public wxAppBase
{
public:
wxApp();
virtual ~wxApp();
// override base class (pure) virtuals
virtual bool Initialize(int& argc, wxChar **argv) wxOVERRIDE;
virtual void CleanUp() wxOVERRIDE;
virtual void WakeUpIdle() wxOVERRIDE;
virtual void SetPrintMode(int mode) wxOVERRIDE { m_printMode = mode; }
virtual int GetPrintMode() const { return m_printMode; }
// implementation only
void OnIdle(wxIdleEvent& event);
void OnEndSession(wxCloseEvent& event);
void OnQueryEndSession(wxCloseEvent& event);
#if wxUSE_EXCEPTIONS
virtual bool OnExceptionInMainLoop() wxOVERRIDE;
#endif // wxUSE_EXCEPTIONS
// MSW-specific from now on
// ------------------------
// this suffix should be appended to all our Win32 class names to obtain a
// variant registered without CS_[HV]REDRAW styles
static const wxChar *GetNoRedrawClassSuffix() { return wxT("NR"); }
// Flags for GetRegisteredClassName()
enum
{
// Just a symbolic name indicating absence of any special flags.
RegClass_Default = 0,
// Return the name with the GetNoRedrawClassSuffix() appended to it.
RegClass_ReturnNR = 1,
// Don't register the class with CS_[HV]REDRAW styles. This is useful
// for internal windows for which we can guarantee that they will be
// never created with wxFULL_REPAINT_ON_RESIZE flag.
//
// Notice that this implies RegClass_ReturnNR.
RegClass_OnlyNR = 3
};
// get the name of the registered Win32 class with the given (unique) base
// name: this function constructs the unique class name using this name as
// prefix, checks if the class is already registered and registers it if it
// isn't and returns the name it was registered under (or NULL if it failed)
//
// the registered class will always have CS_[HV]REDRAW and CS_DBLCLKS
// styles as well as any additional styles specified as arguments here; and
// there will be also a companion registered class identical to this one
// but without CS_[HV]REDRAW whose name will be the same one but with
// GetNoRedrawClassSuffix()
//
// the background brush argument must be either a COLOR_XXX standard value
// or (default) -1 meaning that the class paints its background itself
static const wxChar *GetRegisteredClassName(const wxChar *name,
int bgBrushCol = -1,
int extraStyles = 0,
int flags = RegClass_Default);
// return true if this name corresponds to one of the classes we registered
// in the previous GetRegisteredClassName() calls
static bool IsRegisteredClassName(const wxString& name);
// Return the layout direction to use for a window by default.
//
// If the parent is specified, use the same layout direction as it uses.
// Otherwise use the default global layout, either from wxTheApp, if it
// exists, or Windows itself.
//
// Notice that this normally should not be used for the child windows as
// they already inherit, just dialogs such as wxMessageDialog may want to
// use it.
static wxLayoutDirection MSWGetDefaultLayout(wxWindow* parent = NULL);
// Call ProcessPendingEvents() but only if we need to do it, i.e. there was
// a recent call to WakeUpIdle().
void MSWProcessPendingEventsIfNeeded();
protected:
int m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
public:
// unregister any window classes registered by GetRegisteredClassName()
static void UnregisterWindowClasses();
#if wxUSE_RICHEDIT
// initialize the richedit DLL of (at least) given version, return true if
// ok
static bool InitRichEdit(int version = 2);
#endif // wxUSE_RICHEDIT
// returns 400, 470, 471 for comctl32.dll 4.00, 4.70, 4.71 or 0 if it
// wasn't found at all
static int GetComCtl32Version();
// the SW_XXX value to be used for the frames opened by the application
// (currently seems unused which is a bug -- TODO)
static int m_nCmdShow;
protected:
wxDECLARE_EVENT_TABLE();
wxDECLARE_NO_COPY_CLASS(wxApp);
wxDECLARE_DYNAMIC_CLASS(wxApp);
};
#endif // _WX_APP_H_
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