add another cleanup remembering last windowed position code

src/common/FrameBufferSDL2.cxx

@@ -52,8 +52,7 @@ FrameBufferSDL2::FrameBufferSDL2(OSystem& osystem)
   // been created
   myPixelFormat = SDL_AllocFormat(SDL_PIXELFORMAT_ARGB8888);
 
-  myPosX = myOSystem.settings().getInt("pos.x");
-  myPosY = myOSystem.settings().getInt("pos.y");
+  myWindowedPos = myOSystem.settings().getPoint("windowedpos");
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
@@ -175,9 +174,8 @@ void FrameBufferSDL2::updateWindowedPos()
   if (!myCenter && myWindow && !(SDL_GetWindowFlags(myWindow) & SDL_WINDOW_FULLSCREEN_DESKTOP))
   {
     // save current windowed position
-    SDL_GetWindowPosition(myWindow, &myPosX, &myPosY);
-    myOSystem.settings().setValue("pos.x", myPosX);
-    myOSystem.settings().setValue("pos.y", myPosY);
+    SDL_GetWindowPosition(myWindow, &myWindowedPos.x, &myWindowedPos.y);
+    myOSystem.settings().setValue("windowedpos", myWindowedPos);
   }
 }
 
@@ -223,8 +221,8 @@ bool FrameBufferSDL2::setVideoMode(const string& title, const VideoMode& mode)
     posX = posY = SDL_WINDOWPOS_CENTERED_DISPLAY(displayIndex);
   else
   {
-    posX = myPosX,
-    posY = myPosY;
+    posX = myWindowedPos.x,
+    posY = myWindowedPos.y;
   }
   uInt32 flags = mode.fsIndex != -1 ? SDL_WINDOW_FULLSCREEN_DESKTOP : 0;
 

src/common/FrameBufferSDL2.hxx

@@ -193,8 +193,7 @@ class FrameBufferSDL2 : public FrameBuffer
     bool myCenter;
 
     // last position of windowed window
-    int myPosX;
-    int myPosY;
+    Common::Point myWindowedPos;
 
   private:
     // Following constructors and assignment operators not supported

src/common/Rect.hxx

@@ -32,12 +32,12 @@ namespace Common {
 */
 struct Point
 {
-  uInt32 x;  //!< The horizontal part of the point
-  uInt32 y;  //!< The vertical part of the point
+  Int32 x;  //!< The horizontal part of the point
+  Int32 y;  //!< The vertical part of the point
 
   Point() : x(0), y(0) { }
   Point(const Point& p) : x(p.x), y(p.y) { }
-  explicit Point(uInt32 x1, uInt32 y1) : x(x1), y(y1) { }
+  explicit Point(Int32 x1, Int32 y1) : x(x1), y(y1) { }
   explicit Point(const string& p) : x(0), y(0) {
     char c = '\0';
     istringstream buf(p);

src/common/Variant.hxx

@@ -53,6 +53,7 @@ class Variant
     Variant(double d) { buf().str(""); buf() << d; data = buf().str(); }
     Variant(bool b)   { buf().str(""); buf() << b; data = buf().str(); }
     Variant(const Common::Size& s) { buf().str(""); buf() << s; data = buf().str(); }
+    Variant(const Common::Point& s) { buf().str(""); buf() << s; data = buf().str(); }
 
     // Conversion methods
     const string& toString() const { return data; }
@@ -73,6 +74,7 @@ class Variant
     }
     bool toBool() const         { return data == "1" || data == "true"; }
     Common::Size toSize() const { return Common::Size(data); }
+    Common::Point toPoint() const { return Common::Point(data); }
 
     // Comparison
     bool operator==(const Variant& v) const { return data == v.data; }

src/emucore/Settings.cxx

@@ -38,8 +38,7 @@ Settings::Settings()
   setPermanent("speed", "1.0");
   setPermanent("vsync", "true");
   setPermanent("center", "true");
-  setPermanent("pos.x", 50);
-  setPermanent("pos.y", 50);
+  setPermanent("windowedpos", Common::Point(50, 50));
   setPermanent("display", 0);
   setPermanent("palette", "standard");
   setPermanent("uimessages", "true");

src/emucore/Settings.hxx

@@ -101,6 +101,7 @@ class Settings
     bool getBool(const string& key) const   { return value(key).toBool();  }
     const string& getString(const string& key) const { return value(key).toString(); }
     const Common::Size getSize(const string& key) const { return value(key).toSize(); }
+    const Common::Point getPoint(const string& key) const { return value(key).toPoint(); }
 
   protected:
     /**