FS#162 - Add a function to retrieve the system specific handle of a window

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1530 4e206d99-4929-0410-ac5d-dfc041789085

src/SFML/Window/Linux/GlxContext.cpp

@@ -76,7 +76,7 @@ myOwnsWindow(false)
     myDisplay = static_cast<const WindowImplX11*>(owner)->GetDisplay();
 
     // Get the owner window and its device context
-    myWindow = static_cast<Window>(owner->GetHandle());
+    myWindow = static_cast<Window>(owner->GetSystemHandle());
 
     // Create the context
     if (myWindow)

src/SFML/Window/Linux/WindowImplX11.cpp

@@ -277,7 +277,7 @@ WindowImplX11::~WindowImplX11()
 
 
 ////////////////////////////////////////////////////////////
-WindowHandle WindowImplX11::GetHandle() const
+WindowHandle WindowImplX11::GetSystemHandle() const
 {
     return myWindow;
 }

src/SFML/Window/Linux/WindowImplX11.hpp

@@ -89,7 +89,7 @@ private :
     /// \return Handle of the window
     ///
     ////////////////////////////////////////////////////////////
-    virtual WindowHandle GetHandle() const;
+    virtual WindowHandle GetSystemHandle() const;
 
     ////////////////////////////////////////////////////////////
     /// \brief Process incoming events from the operating system

src/SFML/Window/Win32/WglContext.cpp

@@ -71,7 +71,7 @@ myContext      (NULL),
 myOwnsWindow   (false)
 {
     // Get the owner window and its device context
-    myWindow = static_cast<HWND>(owner->GetHandle());
+    myWindow = static_cast<HWND>(owner->GetSystemHandle());
     myDeviceContext = GetDC(myWindow);
 
     // Create the context

src/SFML/Window/Win32/WindowImplWin32.cpp

@@ -200,7 +200,7 @@ WindowImplWin32::~WindowImplWin32()
 
 
 ////////////////////////////////////////////////////////////
-WindowHandle WindowImplWin32::GetHandle() const
+WindowHandle WindowImplWin32::GetSystemHandle() const
 {
     return myHandle;
 }

src/SFML/Window/Win32/WindowImplWin32.hpp

@@ -78,7 +78,7 @@ private :
     /// \return Handle of the window
     ///
     ////////////////////////////////////////////////////////////
-    virtual WindowHandle GetHandle() const;
+    virtual WindowHandle GetSystemHandle() const;
 
     ////////////////////////////////////////////////////////////
     /// \brief Process incoming events from the operating system

src/SFML/Window/Window.cpp

@@ -384,6 +384,13 @@ void Window::SetJoystickThreshold(float threshold)
 }
 
 
+////////////////////////////////////////////////////////////
+WindowHandle Window::GetSystemHandle() const
+{
+    return myWindow ? myWindow->GetSystemHandle() : 0;
+}
+
+
 ////////////////////////////////////////////////////////////
 void Window::OnCreate()
 {

src/SFML/Window/WindowImpl.hpp

@@ -130,7 +130,7 @@ public :
     /// \return Handle of the window
     ///
     ////////////////////////////////////////////////////////////
-    virtual WindowHandle GetHandle() const = 0;
+    virtual WindowHandle GetSystemHandle() const = 0;
 
     ////////////////////////////////////////////////////////////
     /// \brief Show or hide the mouse cursor