some app.h cleanup: minimize includes, use static cast

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41099 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/app.h

@@ -18,16 +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"
+#include "wx/intl.h"        // for wxLayoutDirection
 
 class WXDLLIMPEXP_BASE wxAppConsole;
 class WXDLLIMPEXP_BASE wxAppTraits;
@@ -37,6 +30,7 @@ class WXDLLIMPEXP_BASE wxMessageOutput;
 
 #if wxUSE_GUI
     class WXDLLEXPORT wxEventLoop;
+    struct WXDLLIMPEXP_CORE wxVideoMode;
 #endif
 
 // ----------------------------------------------------------------------------
@@ -447,15 +441,7 @@ 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
@@ -473,7 +459,7 @@ public:
 
         // Get display mode that is used use. This is only used in framebuffer
         // wxWin ports (such as wxMGL or wxDFB).
-    virtual wxVideoMode GetDisplayMode() const { return wxVideoMode(); }
+    virtual wxVideoMode GetDisplayMode() const;
         // Set display mode to use. This is only used in framebuffer wxWin
         // ports (such as wxMGL or wxDFB). This method should be called from
         // wxApp::OnInitGui
@@ -607,7 +593,7 @@ 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
@@ -674,7 +660,7 @@ 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

include/wx/msw/stackwalk.h

@@ -12,6 +12,8 @@
 #ifndef _WX_MSW_STACKWALK_H_
 #define _WX_MSW_STACKWALK_H_
 
+#include "wx/arrstr.h"
+
 // these structs are declared in windows headers
 struct _CONTEXT;
 struct _EXCEPTION_POINTERS;

src/aui/framemanager.cpp

@@ -30,6 +30,7 @@
 #include "wx/aui/floatpane.h"
 
 #ifndef WX_PRECOMP
+    #include "wx/panel.h"
     #include "wx/settings.h"
     #include "wx/app.h"
     #include "wx/dcclient.h"

src/common/appcmn.cpp

@@ -25,10 +25,9 @@
 #endif
 
 #ifndef WX_PRECOMP
-    #include "wx/list.h"
     #include "wx/app.h"
+    #include "wx/window.h"
     #include "wx/bitmap.h"
-    #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/msgdlg.h"
     #include "wx/confbase.h"
@@ -40,6 +39,7 @@
 #include "wx/evtloop.h"
 #include "wx/msgout.h"
 #include "wx/thread.h"
+#include "wx/vidmode.h"
 #include "wx/ptr_scpd.h"
 
 #if defined(__WXMSW__)
@@ -157,6 +157,21 @@ void wxAppBase::CleanUp()
 #endif // wxUSE_THREADS
 }
 
+// ----------------------------------------------------------------------------
+
+wxWindow* wxAppBase::GetTopWindow() const
+{
+    wxWindow* window = m_topWindow;
+    if (window == NULL && wxTopLevelWindows.GetCount() > 0)
+        window = wxTopLevelWindows.GetFirst()->GetData();
+    return window;
+}
+
+wxVideoMode wxAppBase::GetDisplayMode() const
+{
+    return wxVideoMode();
+}
+
 #if wxUSE_CMDLINE_PARSER
 
 // ----------------------------------------------------------------------------

src/common/imagbmp.cpp

@@ -16,6 +16,8 @@
 
 #if wxUSE_IMAGE
 
+#include "wx/imagbmp.h"
+
 #ifndef WX_PRECOMP
     #ifdef __WXMSW__
         #include "wx/msw/wrapwin.h"
@@ -23,13 +25,12 @@
     #include "wx/log.h"
     #include "wx/app.h"
     #include "wx/bitmap.h"
-    #include "wx/module.h"
+    #include "wx/palette.h"
+    #include "wx/intl.h"
 #endif
 
-#include "wx/imagbmp.h"
 #include "wx/filefn.h"
 #include "wx/wfstream.h"
-#include "wx/intl.h"
 #include "wx/quantize.h"
 
 // For memcpy

src/common/image.cpp

@@ -20,17 +20,16 @@
 
 #ifndef WX_PRECOMP
     #include "wx/log.h"
-    #include "wx/app.h"
     #include "wx/hash.h"
     #include "wx/utils.h"
-    #include "wx/bitmap.h"
     #include "wx/math.h"
     #include "wx/module.h"
+    #include "wx/palette.h"
+    #include "wx/intl.h"
 #endif
 
 #include "wx/filefn.h"
 #include "wx/wfstream.h"
-#include "wx/intl.h"
 
 #if wxUSE_XPM
     #include "wx/xpmdecod.h"

src/common/wxchar.cpp

@@ -20,6 +20,8 @@
     #pragma hdrstop
 #endif
 
+#include "wx/wxchar.h"
+
 #define _ISOC9X_SOURCE 1 // to get vsscanf()
 #define _BSD_SOURCE    1 // to still get strdup()
 
@@ -35,11 +37,11 @@
 #endif
 
 #ifndef WX_PRECOMP
-    #include "wx/wxchar.h"
     #include "wx/string.h"
     #include "wx/hash.h"
+    #include "wx/utils.h"     // for wxMin and wxMax
+    #include "wx/log.h"
 #endif
-  #include "wx/utils.h"     // for wxMin and wxMax
 
 #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
   #include <windef.h>

src/gtk/bitmap.cpp

@@ -18,6 +18,7 @@
     #include "wx/icon.h"
     #include "wx/math.h"
     #include "wx/image.h"
+    #include "wx/colour.h"
 #endif
 
 #include "wx/rawbmp.h"

src/gtk/cursor.cpp

@@ -16,6 +16,7 @@
     #include "wx/app.h"
     #include "wx/utils.h"
     #include "wx/image.h"
+    #include "wx/colour.h"
 #endif // WX_PRECOMP
 
 #include "wx/gtk/private.h" //for idle stuff