#if wxUSE_GUI
struct WXDLLIMPEXP_FWD_CORE wxVideoMode;
+ class WXDLLIMPEXP_FWD_CORE wxWindow;
#endif
// ----------------------------------------------------------------------------
// so the app name could be myapp while display name could be "My App"
wxString GetAppDisplayName() const
{
- return m_appDisplayName.empty() ? GetAppName() : m_appDisplayName;
+ return m_appDisplayName.empty() ? GetAppName().Capitalize()
+ : m_appDisplayName;
}
+
void SetAppDisplayName(const wxString& name) { m_appDisplayName = name; }
// set/get the app class name
// either should be configurable by the user (then he can change the
// default behaviour simply by overriding CreateTraits() and returning his
// own traits object) or which is GUI/console dependent as then wxAppTraits
- // allows us to abstract the differences behind the common fa�de
+ // allows us to abstract the differences behind the common facade
wxAppTraits *GetTraits();
+ // this function provides safer access to traits object than
+ // wxTheApp->GetTraits() during startup or termination when the global
+ // application object itself may be unavailable
+ //
+ // of course, it still returns NULL in this case and the caller must check
+ // for it
+ static wxAppTraits *GetTraitsIfExists();
// event processing functions
// --------------------------
virtual int FilterEvent(wxEvent& event);
#if wxUSE_EXCEPTIONS
+ // execute the functor to handle the given event
+ //
+ // this is a generalization of HandleEvent() below and the base class
+ // implementation of CallEventHandler() still calls HandleEvent() for
+ // compatibility for functors which are just wxEventFunctions (i.e. methods
+ // of wxEvtHandler)
+ virtual void CallEventHandler(wxEvtHandler *handler,
+ wxEventFunctor& functor,
+ wxEvent& event) const;
+
// call the specified handler on the given object with the given event
//
// this method only exists to allow catching the exceptions thrown by any
// (already) be dispatched
static bool IsMainLoopRunning();
- // process all events in the wxPendingEvents list -- it is necessary to
- // call this function to process posted events. This happens during each
+ // temporary suspends processing of the pending events
+ virtual void SuspendProcessingOfPendingEvents();
+
+ // resume processing of the pending events previously stopped because of a
+ // call to SuspendProcessingOfPendingEvents()
+ virtual void ResumeProcessingOfPendingEvents();
+
+ // process all events in the wxHandlersWithPendingEvents list -- it is necessary
+ // to call this function to process posted events. This happens during each
// event loop iteration in GUI mode but if there is no main loop, it may be
// also called directly.
virtual void ProcessPendingEvents();
// check if there are pending events on global pending event list
bool HasPendingEvents() const;
- // doesn't do anything in this class, just a hook for GUI wxApp
- virtual bool Yield(bool WXUNUSED(onlyIfNeeded) = false) { return true; }
-
// make sure that idle events are sent again
virtual void WakeUpIdle();
virtual bool OnExceptionInMainLoop();
#endif // wxUSE_EXCEPTIONS
+ // Yield-related hooks
+ // -------------------
+
+ // process all currently pending events right now
+ //
+ // it is an error to call Yield() recursively unless the value of
+ // onlyIfNeeded is true
+ //
+ // WARNING: this function is dangerous as it can lead to unexpected
+ // reentrancies (i.e. when called from an event handler it
+ // may result in calling the same event handler again), use
+ // with _extreme_ care or, better, don't use at all!
+ // NOTE: in wxConsoleBase it doesn't do anything, just a hook for GUI wxApp
+ bool Yield(bool onlyIfNeeded = false)
+ { return DoYield(onlyIfNeeded, wxEVT_CATEGORY_ALL); }
+ bool YieldFor(long eventsToProcess)
+ { return DoYield(true, eventsToProcess); }
+ virtual bool IsYielding() const
+ { return false; }
+ virtual bool IsEventAllowedInsideYield(wxEventCategory WXUNUSED(cat)) const
+ { return true; }
+ // no SafeYield hooks since it uses wxWindow which is not available when wxUSE_GUI=0
+
+
// debugging support
// -----------------
// for the first time
virtual wxAppTraits *CreateTraits();
+ // the real yield function hook:
+ virtual bool DoYield(bool WXUNUSED(onlyIfNeeded), long WXUNUSED(eventsToProcess))
+ { return true; }
// function used for dynamic wxApp creation
static wxAppInitializerFunction ms_appInitFn;
// been started yet or has already terminated)
wxEventLoopBase *m_mainLoop;
+ // the array of the handlers with pending events which needs to be processed
+ // inside ProcessPendingEvents()
+ // wxEvtHandlerArray m_handlersWithPendingEvents; FIXME: enable this and remove global lists
+
+ // helper array used by ProcessPendingEvents()
+ // wxEvtHandlerArray m_handlersWithPendingDelayedEvents; FIXME: enable this and remove global lists
+
+ friend class WXDLLIMPEXP_FWD_BASE wxEvtHandler;
+
// the application object is a singleton anyhow, there is no sense in
// copying it
- DECLARE_NO_COPY_CLASS(wxAppConsoleBase)
+ wxDECLARE_NO_COPY_CLASS(wxAppConsoleBase);
};
#if defined(__UNIX__)
// the worker functions - usually not used directly by the user code
// -----------------------------------------------------------------
+ // safer alternatives to Yield(), using wxWindowDisabler
+ virtual bool SafeYield(wxWindow *win, bool onlyIfNeeded);
+ virtual bool SafeYieldFor(wxWindow *win, long eventsToProcess);
+ // returns true if the main thread is inside a Yield() call
+ virtual bool IsYielding() const
+ { return m_isInsideYield; }
- // process all currently pending events right now
- //
- // it is an error to call Yield() recursively unless the value of
- // onlyIfNeeded is true
- //
- // WARNING: this function is dangerous as it can lead to unexpected
- // reentrancies (i.e. when called from an event handler it
- // may result in calling the same event handler again), use
- // with _extreme_ care or, better, don't use at all!
- virtual bool Yield(bool onlyIfNeeded = false) = 0;
+ // returns true if events of the given event category should be immediately
+ // processed inside a wxApp::Yield() call or rather should be queued for
+ // later processing by the main event loop
+ virtual bool IsEventAllowedInsideYield(wxEventCategory cat) const;
// this virtual function is called in the GUI mode when the application
// becomes idle and normally just sends wxIdleEvent to all interested
// if it's unknown
virtual wxLayoutDirection GetLayoutDirection() const;
+ // Change the theme used by the application, return true on success.
+ virtual bool SetNativeTheme(const wxString& WXUNUSED(theme)) { return false; }
+
// command line parsing (GUI-specific)
// ------------------------------------------------------------------------
// does any of our windows have focus?
bool m_isActive;
+ // Yield() helpers:
+ bool m_isInsideYield;
+ long m_eventsToProcessInsideYield;
- DECLARE_NO_COPY_CLASS(wxAppBase)
+ wxDECLARE_NO_COPY_CLASS(wxAppBase);
};
#if WXWIN_COMPATIBILITY_2_6
#elif defined(__WXX11__)
#include "wx/x11/app.h"
#elif defined(__WXMAC__)
- #include "wx/mac/app.h"
+ #include "wx/osx/app.h"
#elif defined(__WXCOCOA__)
#include "wx/cocoa/app.h"
#elif defined(__WXPM__)
//
// the cast is safe as in GUI build we only use wxApp, not wxAppConsole, and in
// console mode it does nothing at all
-#define wxTheApp wx_static_cast(wxApp*, wxApp::GetInstance())
+#define wxTheApp static_cast<wxApp*>(wxApp::GetInstance())
// ----------------------------------------------------------------------------
// global functions
// ------------------------------------------------------
// Force an exit from main loop
-extern void WXDLLIMPEXP_BASE wxExit();
+WXDLLIMPEXP_BASE void wxExit();
+
+// avoid redeclaring this function here if it had been already declared by
+// wx/utils.h, this results in warnings from g++ with -Wredundant-decls
+#ifndef wx_YIELD_DECLARED
+#define wx_YIELD_DECLARED
// Yield to other apps/messages
-extern bool WXDLLIMPEXP_BASE wxYield();
+WXDLLIMPEXP_CORE bool wxYield();
+
+#endif // wx_YIELD_DECLARED
// Yield to other apps/messages
-extern void WXDLLIMPEXP_BASE wxWakeUpIdle();
+WXDLLIMPEXP_BASE void wxWakeUpIdle();
// ----------------------------------------------------------------------------
// macros for dynamic creation of the application object
wxAppInitializer \
wxTheAppInitializer((wxAppInitializerFunction) wxCreateApp); \
DECLARE_APP(appname) \
- appname& wxGetApp() { return *wx_static_cast(appname*, wxApp::GetInstance()); }
+ appname& wxGetApp() { return *static_cast<appname*>(wxApp::GetInstance()); }
// Same as IMPLEMENT_APP() normally but doesn't include themes support in
// wxUniversal builds
projects / wxWidgets.git / blobdiff