Initialise all variables

[wxWidgets.git] / include / wx / app.h

diff --git a/include/wx/app.h b/include/wx/app.h
index 8b813caa332ceaae27d19313bb7da5e9258f2e3a..2f1ffac900dc0ed5193b14e0310f7019e15e32f5 100644 (file)
--- a/include/wx/app.h
+++ b/include/wx/app.h
@@ -18,15 +18,9 @@
 // ----------------------------------------------------------------------------
 
 #include "wx/event.h"       // for the base class
-
-#if wxUSE_GUI
-    #include "wx/window.h"  // for wxTopLevelWindows
-
-    #include "wx/vidmode.h"
-#endif // wxUSE_GUI
-
 #include "wx/build.h"
 #include "wx/init.h"        // we must declare wxEntry()
+#include "wx/intl.h"        // for wxLayoutDirection
 
 class WXDLLIMPEXP_BASE wxAppConsole;
 class WXDLLIMPEXP_BASE wxAppTraits;
@@ -36,6 +30,7 @@ class WXDLLIMPEXP_BASE wxMessageOutput;
 
 #if wxUSE_GUI
     class WXDLLEXPORT wxEventLoop;
+    struct WXDLLIMPEXP_CORE wxVideoMode;
 #endif
 
 // ----------------------------------------------------------------------------
@@ -245,13 +240,22 @@ public:
     // debugging support
     // -----------------
 
+#ifdef __WXDEBUG__
     // this function is called when an assert failure occurs, the base class
     // version does the normal processing (i.e. shows the usual assert failure
     // dialog box)
     //
-    // the arguments are the place where the assert occurred, the text of the
+    // the arguments are the location of the failed assert (func may be empty
+    // if the compiler doesn't support C99 __FUNCTION__), the text of the
     // assert itself and the user-specified message
-#ifdef __WXDEBUG__
+    virtual void OnAssertFailure(const wxChar *file,
+                                 int line,
+                                 const wxChar *func,
+                                 const wxChar *cond,
+                                 const wxChar *msg);
+
+    // old version of the function without func parameter, for compatibility
+    // only, override OnAssertFailure() in the new code
     virtual void OnAssert(const wxChar *file,
                           int line,
                           const wxChar *cond,
@@ -434,15 +438,7 @@ public:
         // return the "main" top level window (if it hadn't been set previously
         // with SetTopWindow(), will return just some top level window and, if
         // there are none, will return NULL)
-    virtual wxWindow *GetTopWindow() const
-    {
-        if (m_topWindow)
-            return m_topWindow;
-        else if (wxTopLevelWindows.GetCount() > 0)
-            return wxTopLevelWindows.GetFirst()->GetData();
-        else
-            return (wxWindow *)NULL;
-    }
+    virtual wxWindow *GetTopWindow() const;
 
         // control the exit behaviour: by default, the program will exit the
         // main loop (and so, usually, terminate) when the last top-level
@@ -459,10 +455,10 @@ public:
     // ------------------------------------------------------------------------
 
         // Get display mode that is used use. This is only used in framebuffer
-        // wxWin ports (such as wxMGL).
-    virtual wxVideoMode GetDisplayMode() const { return wxVideoMode(); }
+        // wxWin ports (such as wxMGL or wxDFB).
+    virtual wxVideoMode GetDisplayMode() const;
         // Set display mode to use. This is only used in framebuffer wxWin
-        // ports (such as wxMGL). This method should be called from
+        // ports (such as wxMGL or wxDFB). This method should be called from
         // wxApp::OnInitGui
     virtual bool SetDisplayMode(const wxVideoMode& WXUNUSED(info)) { return true; }
 
@@ -477,6 +473,10 @@ public:
     virtual void SetPrintMode(int WXUNUSED(mode)) { }
     int GetPrintMode() const { return wxPRINT_POSTSCRIPT; }
 
+    // Return the layout direction for the current locale or wxLayout_Default
+    // if it's unknown
+    virtual wxLayoutDirection GetLayoutDirection() const;
+
 
     // command line parsing (GUI-specific)
     // ------------------------------------------------------------------------
@@ -494,10 +494,12 @@ public:
     // deactivated
     virtual void SetActive(bool isActive, wxWindow *lastFocus);
 
+#if WXWIN_COMPATIBILITY_2_6
     // OBSOLETE: don't use, always returns true
     //
     // returns true if the program is successfully initialized
-    bool Initialized() { return true; }
+    wxDEPRECATED( bool Initialized() );
+#endif // WXWIN_COMPATIBILITY_2_6
 
     // perform standard OnIdle behaviour, ensure that this is always called
     void OnIdle(wxIdleEvent& event);
@@ -540,6 +542,10 @@ protected:
     DECLARE_NO_COPY_CLASS(wxAppBase)
 };
 
+#if WXWIN_COMPATIBILITY_2_6
+    inline bool wxAppBase::Initialized() { return true; }
+#endif // WXWIN_COMPATIBILITY_2_6
+
 #endif // wxUSE_GUI
 
 // ----------------------------------------------------------------------------
@@ -555,6 +561,8 @@ protected:
         #include "wx/motif/app.h"
     #elif defined(__WXMGL__)
         #include "wx/mgl/app.h"
+    #elif defined(__WXDFB__)
+        #include "wx/dfb/app.h"
     #elif defined(__WXGTK20__)
         #include "wx/gtk/app.h"
     #elif defined(__WXGTK__)
@@ -586,7 +594,7 @@ protected:
 //
 // 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 ((wxApp *)wxApp::GetInstance())
+#define wxTheApp wx_static_cast(wxApp*, wxApp::GetInstance())
 
 // ----------------------------------------------------------------------------
 // global functions
@@ -634,9 +642,12 @@ public:
 #ifdef __WXUNIVERSAL__
     #include "wx/univ/theme.h"
 
-    #define IMPLEMENT_WX_THEME_SUPPORT \
-        WX_USE_THEME(win32); \
-        WX_USE_THEME(gtk);
+    #ifdef wxUNIV_DEFAULT_THEME
+        #define IMPLEMENT_WX_THEME_SUPPORT \
+            WX_USE_THEME(wxUNIV_DEFAULT_THEME);
+    #else
+        #define IMPLEMENT_WX_THEME_SUPPORT
+    #endif
 #else
     #define IMPLEMENT_WX_THEME_SUPPORT
 #endif
@@ -653,7 +664,7 @@ public:
     wxAppInitializer                                                        \
         wxTheAppInitializer((wxAppInitializerFunction) wxCreateApp);        \
     DECLARE_APP(appname)                                                    \
-    appname& wxGetApp() { return *(appname *)wxTheApp; }
+    appname& wxGetApp() { return *wx_static_cast(appname*, wxApp::GetInstance()); }
 
 // Same as IMPLEMENT_APP() normally but doesn't include themes support in
 // wxUniversal builds
@@ -685,4 +696,3 @@ extern wxAppConsole *wxCreateApp();
 extern wxAppInitializer wxTheAppInitializer;
 
 #endif // _WX_APP_H_BASE_
-