implemented display mode setting

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12299 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/mgl/app.h

@@ -24,7 +24,6 @@
 class WXDLLEXPORT wxApp;
 class WXDLLEXPORT wxLog;
 class WXDLLEXPORT wxEventLoop;
-class WXDLLEXPORT wxDesktopWindow;
 
 //-----------------------------------------------------------------------------
 // wxApp
@@ -64,11 +63,15 @@ public:
 
     virtual bool Yield(bool onlyIfNeeded = FALSE);
 
+    virtual wxDisplayModeInfo GetDisplayMode() const { return m_displayMode; }
+    virtual bool SetDisplayMode(const wxDisplayModeInfo& mode);
+
 private:
     DECLARE_DYNAMIC_CLASS(wxApp)
     DECLARE_EVENT_TABLE()
     
     wxEventLoop *m_mainLoop;
+    wxDisplayModeInfo m_displayMode;
 };
 
 int WXDLLEXPORT wxEntry(int argc, char *argv[]);

src/mgl/app.cpp

@@ -155,10 +155,9 @@ static wxRootWindow *gs_rootWindow = NULL;
 // MGL initialization
 //-----------------------------------------------------------------------------
 
-static bool wxCreateMGL_WM()
+static bool wxCreateMGL_WM(const wxDisplayModeInfo& displayMode)
 {
     int mode;
-    int width = 640, height = 480, depth = 16;
     int refresh = MGL_DEFAULT_REFRESH;
     
 #if wxUSE_SYSTEM_OPTIONS
@@ -166,10 +165,15 @@ static bool wxCreateMGL_WM()
         refresh = wxSystemOptions::GetOptionInt(wxT("mgl.screen-refresh"));
 #endif
         
-    mode = MGL_findMode(width, height, depth);
+    mode = MGL_findMode(displayMode.GetScreenSize().x, 
+                        displayMode.GetScreenSize().y, 
+                        displayMode.GetDepth());
     if ( mode == -1 )
     {
-        wxLogWarning(_("Mode %ix%i-%i not available, falling back to default mode."), width, height, depth);
+        wxLogWarning(_("Mode %ix%i-%i not available, falling back to default mode."), 
+                     displayMode.GetScreenSize().x, 
+                     displayMode.GetScreenSize().y, 
+                     displayMode.GetDepth());
         mode = 0; // always available
     }
     g_displayDC = new MGLDisplayDC(mode, 1, refresh);
@@ -214,15 +218,33 @@ END_EVENT_TABLE()
 
 wxApp::wxApp() : m_mainLoop(NULL)
 {
+    m_displayMode = wxDisplayModeInfo(wxSize(640, 480), 16);
 }
 
 wxApp::~wxApp()
 {
 }
 
+bool wxApp::SetDisplayMode(const wxDisplayModeInfo& mode)
+{
+    if ( !mode.IsOk() )
+    {
+        return FALSE;
+    }
+    if ( g_displayDC != NULL )
+    {
+        // FIXME_MGL -- we currently don't allow to switch video mode
+        // at runtime. This can hopefully be changed...
+        wxFAIL_MSG(wxT("Can't change display mode after intialization!"));
+        return FALSE;
+    }
+    m_displayMode = mode;
+    return TRUE;
+}
+
 bool wxApp::OnInitGui()
 {
-    if ( !wxCreateMGL_WM() )
+    if ( !wxCreateMGL_WM(m_displayMode) )
         return FALSE;
 
     // This has to be done *after* wxCreateMGL_WM() because it initializes 

src/mgl/window.cpp

@@ -127,8 +127,6 @@ static void wxWindowPainter(window_t *wnd, MGLDC *dc)
         MGLDevCtx ctx(dc);
         w->HandlePaint(&ctx);
     }
-    // FIXME_MGL -- root window should be a regular window so that
-    // enter/leave and activate/deactivate events work correctly
 }
 
 static ibool wxWindowMouseHandler(window_t *wnd, event_t *e)