include/wx/x11/app.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        app.h
   3 // Purpose:     wxApp class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_APP_H_
  13 #define _WX_APP_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "app.h"
  17 #endif
  18
  19 // ----------------------------------------------------------------------------
  20 // headers
  21 // ----------------------------------------------------------------------------
  22
  23 #include "wx/gdicmn.h"
  24 #include "wx/event.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // forward declarations
  28 // ----------------------------------------------------------------------------
  29
  30 class WXDLLEXPORT wxFrame;
  31 class WXDLLEXPORT wxWindow;
  32 class WXDLLEXPORT wxApp;
  33 class WXDLLEXPORT wxKeyEvent;
  34 class WXDLLEXPORT wxLog;
  35 class WXDLLEXPORT wxEventLoop;
  36
  37 // ----------------------------------------------------------------------------
  38 // the wxApp class for wxX11 - see wxAppBase for more details
  39 // ----------------------------------------------------------------------------
  40
  41 class WXDLLEXPORT wxApp : public wxAppBase
  42 {
  43     DECLARE_DYNAMIC_CLASS(wxApp)
  44
  45 public:
  46     wxApp();
  47     ~wxApp() {}
  48
  49     // override base class (pure) virtuals
  50     // -----------------------------------
  51
  52     virtual int MainLoop();
  53     virtual void ExitMainLoop();
  54     virtual bool Initialized();
  55     virtual bool Pending();
  56     virtual void Dispatch();
  57     virtual bool Yield(bool onlyIfNeeded = FALSE);
  58
  59     virtual bool OnInitGui();
  60
  61     virtual wxIcon GetStdIcon(int which) const;
  62
  63     // implementation from now on
  64     // --------------------------
  65
  66     void OnIdle(wxIdleEvent& event);
  67
  68     // Send idle event to all top-level windows.
  69     // Returns TRUE if more idle time is requested.
  70     bool SendIdleEvents();
  71
  72     // Send idle event to window and all subwindows
  73     // Returns TRUE if more idle time is requested.
  74     bool SendIdleEvents(wxWindow* win);
  75
  76     // Processes an X event.
  77     virtual void ProcessXEvent(WXEvent* event);
  78
  79     virtual void OnAssert(const wxChar *file, int line, const wxChar *msg);
  80
  81 protected:
  82     bool                  m_showOnInit;
  83
  84 public:
  85     // Implementation
  86     static bool Initialize();
  87     static void CleanUp();
  88
  89     void DeletePendingObjects();
  90     bool ProcessIdle();
  91
  92     WXWindow       GetTopLevelWidget() const { return m_topLevelWidget; }
  93     WXColormap     GetMainColormap(WXDisplay* display);
  94     long           GetMaxRequestSize() const { return m_maxRequestSize; }
  95
  96     // This handler is called when a property change event occurs
  97     virtual void   HandlePropertyChange(WXEvent *event);
  98
  99     // We need this before create the app
 100     static   WXDisplay* GetDisplay() { return ms_display; }
 101     static   WXDisplay* ms_display;
 102
 103     // Values that can be passed on the command line.
 104     // Returns -1, -1 if none specified.
 105     const wxSize& GetInitialSize() const { return m_initialSize; }
 106     bool GetShowIconic() const { return m_showIconic; }
 107
 108 public:
 109     static long           sm_lastMessageTime;
 110     bool                  m_showIconic;
 111     wxSize                m_initialSize;
 112 protected:
 113     bool                  m_keepGoing;
 114
 115     WXWindow              m_topLevelWidget;
 116     WXColormap            m_mainColormap;
 117     long                  m_maxRequestSize;
 118     wxEventLoop*          m_mainLoop;
 119
 120     DECLARE_EVENT_TABLE()
 121 };
 122
 123 int WXDLLEXPORT wxEntry( int argc, char *argv[] );
 124
 125 #endif
 126 // _WX_APP_H_
 127