/*
 * Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this program; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#ifndef QtPageClient_h
#define QtPageClient_h

#include "PageClient.h"
#include "WebFullScreenManagerProxy.h"

class QQuickWebView;

namespace WebKit {

class DrawingAreaProxy;
class LayerTreeContext;
class QtWebPageEventHandler;
class DefaultUndoController;
class ShareableBitmap;

class QtPageClient final : public PageClient
#if ENABLE(FULLSCREEN_API)
    , public WebFullScreenManagerProxyClient
#endif
{
public:
    QtPageClient();
    ~QtPageClient();

    void initialize(QQuickWebView*, QtWebPageEventHandler*, WebKit::DefaultUndoController*);

    // QQuickWebView.
    void setViewNeedsDisplay(const WebCore::IntRect&) override;
    void didRenderFrame(const WebCore::IntSize& contentsSize, const WebCore::IntRect& coveredRect) override;
    WebCore::IntSize viewSize() override;
    bool isViewFocused() override;
    bool isViewVisible() override;
    void pageDidRequestScroll(const WebCore::IntPoint&) override;
    void didChangeContentSize(const WebCore::IntSize&) override;
    void didChangeViewportProperties(const WebCore::ViewportAttributes&) override;
    void processDidExit() override;
    void didRelaunchProcess() override;
    std::unique_ptr<DrawingAreaProxy> createDrawingAreaProxy() override;
    void handleDownloadRequest(DownloadProxy*) override;
    void handleApplicationSchemeRequest(PassRefPtr<QtRefCountedNetworkRequestData>); // QTFIXME
    void handleAuthenticationRequiredRequest(const String& hostname, const String& realm, const String& prefilledUsername, String& username, String& password) override;
    void handleCertificateVerificationRequest(const String& hostname, bool& ignoreErrors) override;
    void handleProxyAuthenticationRequiredRequest(const String& hostname, uint16_t port, const String& prefilledUsername, String& username, String& password) override;

    void displayView() override;
    bool canScrollView() override { return false; }
    void scrollView(const WebCore::IntRect& scrollRect, const WebCore::IntSize& scrollOffset) override;
    bool isViewWindowActive() override;
    bool isViewInWindow() override;
    void enterAcceleratedCompositingMode(const LayerTreeContext&) override;
    void exitAcceleratedCompositingMode() override;
    void updateAcceleratedCompositingMode(const LayerTreeContext&) override;
    void pageClosed() override { }
    void preferencesDidChange() override { }
    void startDrag(const WebCore::DragData&, PassRefPtr<ShareableBitmap> dragImage) override;
    void setCursor(const WebCore::Cursor&) override;
    void setCursorHiddenUntilMouseMoves(bool) override;
    void toolTipChanged(const String&, const String&) override;

    // DefaultUndoController
    void registerEditCommand(PassRefPtr<WebEditCommandProxy>, WebPageProxy::UndoOrRedo) override;
    void clearAllEditCommands() override;
    bool canUndoRedo(WebPageProxy::UndoOrRedo) override;
    void executeUndoRedo(WebPageProxy::UndoOrRedo) override;

    WebCore::FloatRect convertToDeviceSpace(const WebCore::FloatRect&) override;
    WebCore::FloatRect convertToUserSpace(const WebCore::FloatRect&) override;
    WebCore::IntPoint screenToRootView(const WebCore::IntPoint&) override;
    WebCore::IntRect rootViewToScreen(const WebCore::IntRect&) override;
    void doneWithKeyEvent(const NativeWebKeyboardEvent&, bool wasEventHandled) override { }
    RefPtr<WebPopupMenuProxy> createPopupMenuProxy(WebPageProxy&) override;
    std::unique_ptr<WebContextMenuProxy> createContextMenuProxy(WebPageProxy&, const ContextMenuContextData&, const UserData&) override;
#if ENABLE(INPUT_TYPE_COLOR)
    RefPtr<WebColorPicker> createColorPicker(WebPageProxy*, const WebCore::Color& initialColor, const WebCore::IntRect&) override;
#endif
    void pageTransitionViewportReady() override;
    void didFindZoomableArea(const WebCore::IntPoint&, const WebCore::IntRect&) override;
    void updateTextInputState() override;
    void handleWillSetInputMethodState() override;
#if ENABLE(QT_GESTURE_EVENTS)
    void doneWithGestureEvent(const WebGestureEvent&, bool wasEventHandled) override;
#endif
#if ENABLE(TOUCH_EVENTS)
    void doneWithTouchEvent(const NativeWebTouchEvent&, bool wasEventHandled) override;
#endif

#if ENABLE(FULLSCREEN_API)
    WebFullScreenManagerProxyClient& fullScreenManagerProxyClient() final;

    // WebFullScreenManagerProxyClient
    void closeFullScreenManager() final;
    bool isFullScreen() final;
    void enterFullScreen() final;
    void exitFullScreen() final;
    void beganEnterFullScreen(const WebCore::IntRect& initialFrame, const WebCore::IntRect& finalFrame) final;
    void beganExitFullScreen(const WebCore::IntRect& initialFrame, const WebCore::IntRect& finalFrame) final;
#endif

private:
    QQuickWebView* m_webView;
    QtWebPageEventHandler* m_eventHandler;
    DefaultUndoController* m_undoController;

    // PageClient interface
public:
    void requestScroll(const WebCore::FloatPoint& scrollPosition, const WebCore::IntPoint& scrollOrigin, bool isProgrammaticScroll) override;
    void didCommitLoadForMainFrame(const WTF::String& mimeType, bool useCustomContentProvider) override;
    void willEnterAcceleratedCompositingMode() override;
    void didFinishLoadingDataForCustomContentProvider(const WTF::String& suggestedFilename, const IPC::DataReference&) override;
    void navigationGestureDidBegin() override;
    void navigationGestureWillEnd(bool willNavigate, WebBackForwardListItem&) override;
    void navigationGestureDidEnd(bool willNavigate, WebBackForwardListItem&) override;
    void navigationGestureDidEnd() override;
    void willRecordNavigationSnapshot(WebBackForwardListItem&) override;
    void didRemoveNavigationGestureSnapshot() override;
    void didFirstVisuallyNonEmptyLayoutForMainFrame() override;
    void didFinishLoadForMainFrame() override;
    void didFailLoadForMainFrame() override;
    void didSameDocumentNavigationForMainFrame(SameDocumentNavigationType) override;
    void didChangeBackgroundColor() override;
    void refView() override;
    void derefView() override;
#if ENABLE(VIDEO) && USE(GSTREAMER)
    bool decidePolicyForInstallMissingMediaPluginsPermissionRequest(InstallMissingMediaPluginsPermissionRequest&) override;
#endif
    void didRestoreScrollPosition() override;
};

} // namespace WebKit

#endif /* QtPageClient_h */