зеркало из https://github.com/mozilla/gecko-dev.git
53 строки
1.5 KiB
C++
53 строки
1.5 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; tab-width: 20; indent-tabs-mode: nil; -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GeckoScreenOrientation_h
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#define GeckoScreenOrientation_h
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#include "nsAppShell.h"
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#include "nsCOMPtr.h"
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#include "nsIScreenManager.h"
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#include "mozilla/Hal.h"
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#include "mozilla/java/GeckoScreenOrientationNatives.h"
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namespace mozilla {
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class GeckoScreenOrientation final
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: public java::GeckoScreenOrientation::Natives<GeckoScreenOrientation> {
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GeckoScreenOrientation() = delete;
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public:
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static void OnOrientationChange(int16_t aOrientation, int16_t aAngle) {
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nsCOMPtr<nsIScreenManager> screenMgr =
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do_GetService("@mozilla.org/gfx/screenmanager;1");
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nsCOMPtr<nsIScreen> screen;
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if (!screenMgr ||
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NS_FAILED(screenMgr->GetPrimaryScreen(getter_AddRefs(screen))) ||
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!screen) {
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return;
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}
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nsIntRect rect;
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int32_t colorDepth, pixelDepth;
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if (NS_FAILED(
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screen->GetRect(&rect.x, &rect.y, &rect.width, &rect.height)) ||
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NS_FAILED(screen->GetColorDepth(&colorDepth)) ||
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NS_FAILED(screen->GetPixelDepth(&pixelDepth))) {
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return;
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}
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hal::NotifyScreenConfigurationChange(hal::ScreenConfiguration(
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rect, static_cast<hal::ScreenOrientation>(aOrientation), aAngle,
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colorDepth, pixelDepth));
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}
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};
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} // namespace mozilla
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#endif // GeckoScreenOrientation_h
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