Enable minimize button for win32 windows.

Add some more error tests in d3d9 driver.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1625 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CD3D9Driver.cpp

@@ -537,7 +537,17 @@ bool CD3D9Driver::endScene()
 	if (hr == D3DERR_DEVICELOST)
 	{
 		DeviceLost = true;
-		os::Printer::log("DIRECT3D9 device lost.", ELL_WARNING);
+		os::Printer::log("Present failed", "DIRECT3D9 device lost.", ELL_WARNING);
+	}
+#ifdef D3DERR_DEVICEREMOVED
+	else if (hr == D3DERR_DEVICEREMOVED)
+	{
+		os::Printer::log("Present failed", "Device removed.", ELL_WARNING);
+	}
+#endif
+	else if (hr == D3DERR_INVALIDCALL)
+	{
+		os::Printer::log("Present failed", "Invalid Call", ELL_WARNING);
 	}
 	else
 		os::Printer::log("DIRECT3D9 present failed.", ELL_WARNING);

source/Irrlicht/CIrrDeviceWin32.cpp

@@ -940,7 +940,7 @@ void CIrrDeviceWin32::setResizeAble(bool resize)
 	if (!resize)
 		style = WS_SYSMENU | WS_BORDER | WS_CAPTION | WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
 	else
-		style = WS_THICKFRAME | WS_SYSMENU | WS_CAPTION | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_MAXIMIZEBOX;
+		style = WS_THICKFRAME | WS_SYSMENU | WS_CAPTION | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | WS_MINIMIZEBOX | WS_MAXIMIZEBOX;
 
 	if (!SetWindowLong(HWnd, GWL_STYLE, style))
 		os::Printer::log("Could not change window style.");