1 files changed, 60 insertions, 0 deletions
diff --git a/widget/uikit/nsScreenManager.h b/widget/uikit/nsScreenManager.h
new file mode 100644
index 000000000..1ff6a87ec
--- /dev/null
+++ b/widget/uikit/nsScreenManager.h
@@ -0,0 +1,60 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsScreenManager_h_
+#define nsScreenManager_h_
+
+#include "nsBaseScreen.h"
+#include "nsIScreenManager.h"
+#include "nsCOMPtr.h"
+#include "nsRect.h"
+
+@class UIScreen;
+
+class UIKitScreen : public nsBaseScreen
+{
+public:
+    explicit UIKitScreen (UIScreen* screen);
+    ~UIKitScreen () {}
+
+    NS_IMETHOD GetId(uint32_t* outId) {
+        *outId = 0;
+        return NS_OK;
+    }
+
+    NS_IMETHOD GetRect(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
+    NS_IMETHOD GetAvailRect(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
+    NS_IMETHOD GetRectDisplayPix(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
+    NS_IMETHOD GetAvailRectDisplayPix(int32_t* aLeft, int32_t* aTop, int32_t* aWidth, int32_t* aHeight);
+    NS_IMETHOD GetPixelDepth(int32_t* aPixelDepth);
+    NS_IMETHOD GetColorDepth(int32_t* aColorDepth);
+    NS_IMETHOD GetContentsScaleFactor(double* aContentsScaleFactor);
+    NS_IMETHOD GetDefaultCSSScaleFactor(double* aScaleFactor)
+    {
+      return GetContentsScaleFactor(aScaleFactor);
+    }
+
+private:
+    UIScreen* mScreen;
+};
+
+class UIKitScreenManager : public nsIScreenManager
+{
+public:
+    UIKitScreenManager ();
+
+    NS_DECL_ISUPPORTS
+
+    NS_DECL_NSISCREENMANAGER
+
+    static LayoutDeviceIntRect GetBounds();
+
+private:
+    virtual ~UIKitScreenManager () {}
+    //TODO: support >1 screen, iPad supports external displays
+    nsCOMPtr<nsIScreen> mScreen;
+};
+
+#endif // nsScreenManager_h_