#include "wx/event.h" // for the base class
#include "wx/build.h"
+#include "wx/cmdargs.h" // for wxCmdLineArgsArray used by wxApp::argv
#include "wx/init.h" // we must declare wxEntry()
#include "wx/intl.h" // for wxLayoutDirection
-class WXDLLIMPEXP_BASE wxAppConsole;
-class WXDLLIMPEXP_BASE wxAppTraits;
-class WXDLLIMPEXP_BASE wxCmdLineParser;
-class WXDLLIMPEXP_BASE wxEventLoopBase;
-class WXDLLIMPEXP_BASE wxLog;
-class WXDLLIMPEXP_BASE wxMessageOutput;
+class WXDLLIMPEXP_FWD_BASE wxAppConsole;
+class WXDLLIMPEXP_FWD_BASE wxAppTraits;
+class WXDLLIMPEXP_FWD_BASE wxCmdLineParser;
+class WXDLLIMPEXP_FWD_BASE wxEventLoopBase;
+class WXDLLIMPEXP_FWD_BASE wxLog;
+class WXDLLIMPEXP_FWD_BASE wxMessageOutput;
#if wxUSE_GUI
- struct WXDLLIMPEXP_CORE wxVideoMode;
+ struct WXDLLIMPEXP_FWD_CORE wxVideoMode;
+ class WXDLLIMPEXP_FWD_CORE wxWindow;
#endif
// ----------------------------------------------------------------------------
}
void SetAppName(const wxString& name) { m_appName = name; }
+ // set/get the application display name: the display name is the name
+ // shown to the user in titles, reports, etc while the app name is
+ // used for paths, config, and other places the user doesn't see
+ //
+ // so the app name could be myapp while display name could be "My App"
+ wxString GetAppDisplayName() const
+ {
+ return m_appDisplayName.empty() ? GetAppName().Capitalize()
+ : m_appDisplayName;
+ }
+
+ void SetAppDisplayName(const wxString& name) { m_appDisplayName = name; }
+
// set/get the app class name
wxString GetClassName() const { return m_className; }
void SetClassName(const wxString& name) { m_className = name; }
const wxString& GetVendorName() const { return m_vendorName; }
void SetVendorName(const wxString& name) { m_vendorName = name; }
+ // set/get the vendor display name: the display name is shown
+ // in titles/reports/dialogs to the user, while the vendor name
+ // is used in some areas such as wxConfig, wxStandardPaths, etc
+ const wxString& GetVendorDisplayName() const
+ {
+ return m_vendorDisplayName.empty() ? GetVendorName()
+ : m_vendorDisplayName;
+ }
+ void SetVendorDisplayName(const wxString& name)
+ {
+ m_vendorDisplayName = name;
+ }
+
// cmd line parsing stuff
// ----------------------
// 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
// -----------------
// command line arguments (public for backwards compatibility)
- int argc;
- wxChar **argv;
+ int argc;
+
+ // this object is implicitly convertible to either "char**" (traditional
+ // type of argv parameter of main()) or to "wchar_t **" (for compatibility
+ // with Unicode build in previous wx versions and because the command line
+ // can, in pr
+#if wxUSE_UNICODE
+ wxCmdLineArgsArray argv;
+#else
+ char **argv;
+#endif
protected:
// the function which creates the traits object when GetTraits() needs it
// 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;
wxEventLoopBase *CreateMainLoop();
// application info (must be set from the user code)
- wxString m_vendorName, // vendor name (ACME Inc)
- m_appName, // app name
- m_className; // class name
+ wxString m_vendorName, // vendor name ("acme")
+ m_vendorDisplayName, // vendor display name (e.g. "ACME Inc")
+ m_appName, // app name ("myapp")
+ m_appDisplayName, // app display name ("My Application")
+ m_className; // class name
// the class defining the application behaviour, NULL initially and created
// by GetTraits() when first needed
// 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
virtual bool SetDisplayMode(const wxVideoMode& WXUNUSED(info)) { return true; }
// set use of best visual flag (see below)
- void SetUseBestVisual( bool flag, bool forceTrueColour = false )
+ void SetUseBestVisual( bool flag, bool forceTrueColour = false )
{ m_useBestVisual = flag; m_forceTrueColour = forceTrueColour; }
bool GetUseBestVisual() const { return m_useBestVisual; }
// 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