Fixed|Windows: Input subsystem is dependent on the main window

The main window (and therefore the window system) must exist before the
input subsystem is initialized, because DirectInput requires a window
handle.

doomsday/client/src/clientapp.cpp

@@ -160,11 +160,6 @@ void ClientApp::initialize()
     }
 #endif
 
-    // Create the input system.
-    d->inputSys = new InputSystem;
-    addSystem(*d->inputSys);
-    d->widgetActions.reset(new WidgetActions);
-
     // Create the window system.
     d->winSys = new WindowSystem;
     addSystem(*d->winSys);
@@ -176,6 +171,11 @@ void ClientApp::initialize()
     DD_ComposeMainWindowTitle(title);
     d->winSys->createWindow()->setWindowTitle(title);
 
+    // Create the input system.
+    d->inputSys = new InputSystem;
+    addSystem(*d->inputSys);
+    d->widgetActions.reset(new WidgetActions);
+
     App_Timer(1, continueInitWithEventLoopRunning);
 }
 

doomsday/client/src/windows/mouse_win32.cpp

@@ -38,11 +38,6 @@ static int Mouse_Win32_Init()
 
     // We'll need a window handle for this.
     HWND hWnd = (HWND) ClientWindow::main().nativeHandle();
-    if(!hWnd)
-    {
-        Con_Error("Mouse_Init: Main window not available, cannot init mouse.");
-        return false;
-    }
 
     HRESULT hr = -1;
     // Prefer the newer version 8 interface if available.