| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_ |
| #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_ |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "content/browser/renderer_host/render_view_host_delegate_view.h" |
| #include "content/browser/web_contents/web_contents_view.h" |
| #include "content/public/browser/web_contents_view_delegate.h" |
| #include "content/public/common/context_menu_params.h" |
| #include "content/public/common/drop_data.h" |
| #include "ui/android/overscroll_refresh.h" |
| #include "ui/android/view_android.h" |
| #include "ui/android/view_android_observer.h" |
| #include "ui/events/android/event_handler_android.h" |
| #include "ui/gfx/geometry/rect_f.h" |
| |
| namespace content { |
| class ContentUiEventHandler; |
| class RenderWidgetHostViewAndroid; |
| class SelectPopup; |
| class SelectionPopupController; |
| class SynchronousCompositorClient; |
| class WebContentsImpl; |
| |
| // Android-specific implementation of the WebContentsView. |
| class WebContentsViewAndroid : public WebContentsView, |
| public RenderViewHostDelegateView, |
| public ui::EventHandlerAndroid { |
| public: |
| WebContentsViewAndroid(WebContentsImpl* web_contents, |
| WebContentsViewDelegate* delegate); |
| ~WebContentsViewAndroid() override; |
| |
| void SetContentUiEventHandler(std::unique_ptr<ContentUiEventHandler> handler); |
| |
| void set_synchronous_compositor_client(SynchronousCompositorClient* client) { |
| synchronous_compositor_client_ = client; |
| } |
| |
| void set_selection_popup_controller(SelectionPopupController* controller) { |
| selection_popup_controller_ = controller; |
| } |
| |
| SynchronousCompositorClient* synchronous_compositor_client() const { |
| return synchronous_compositor_client_; |
| } |
| |
| void SetOverscrollRefreshHandler( |
| std::unique_ptr<ui::OverscrollRefreshHandler> overscroll_refresh_handler); |
| |
| RenderWidgetHostViewAndroid* GetRenderWidgetHostViewAndroid(); |
| |
| // WebContentsView implementation -------------------------------------------- |
| gfx::NativeView GetNativeView() const override; |
| gfx::NativeView GetContentNativeView() const override; |
| gfx::NativeWindow GetTopLevelNativeWindow() const override; |
| void GetContainerBounds(gfx::Rect* out) const override; |
| void SizeContents(const gfx::Size& size) override; |
| void Focus() override; |
| void SetInitialFocus() override; |
| void StoreFocus() override; |
| void RestoreFocus() override; |
| void FocusThroughTabTraversal(bool reverse) override; |
| DropData* GetDropData() const override; |
| gfx::Rect GetViewBounds() const override; |
| void CreateView(gfx::NativeView context) override; |
| RenderWidgetHostViewBase* CreateViewForWidget( |
| RenderWidgetHost* render_widget_host, |
| bool is_guest_view_hack) override; |
| RenderWidgetHostViewBase* CreateViewForChildWidget( |
| RenderWidgetHost* render_widget_host) override; |
| void SetPageTitle(const base::string16& title) override; |
| void RenderViewCreated(RenderViewHost* host) override; |
| void RenderViewReady() override; |
| void RenderViewHostChanged(RenderViewHost* old_host, |
| RenderViewHost* new_host) override; |
| void SetOverscrollControllerEnabled(bool enabled) override; |
| |
| // Backend implementation of RenderViewHostDelegateView. |
| void ShowContextMenu(RenderFrameHost* render_frame_host, |
| const ContextMenuParams& params) override; |
| void ShowPopupMenu(RenderFrameHost* render_frame_host, |
| const gfx::Rect& bounds, |
| int item_height, |
| double item_font_size, |
| int selected_item, |
| const std::vector<MenuItem>& items, |
| bool right_aligned, |
| bool allow_multiple_selection) override; |
| void HidePopupMenu() override; |
| ui::OverscrollRefreshHandler* GetOverscrollRefreshHandler() const override; |
| void StartDragging(const DropData& drop_data, |
| blink::WebDragOperationsMask allowed_ops, |
| const gfx::ImageSkia& image, |
| const gfx::Vector2d& image_offset, |
| const DragEventSourceInfo& event_info, |
| RenderWidgetHostImpl* source_rwh) override; |
| void UpdateDragCursor(blink::WebDragOperation operation) override; |
| void GotFocus(RenderWidgetHostImpl* render_widget_host) override; |
| void LostFocus(RenderWidgetHostImpl* render_widget_host) override; |
| void TakeFocus(bool reverse) override; |
| int GetTopControlsHeight() const override; |
| int GetBottomControlsHeight() const override; |
| bool DoBrowserControlsShrinkRendererSize() const override; |
| |
| // ui::EventHandlerAndroid implementation. |
| bool OnTouchEvent(const ui::MotionEventAndroid& event) override; |
| bool OnMouseEvent(const ui::MotionEventAndroid& event) override; |
| bool OnDragEvent(const ui::DragEventAndroid& event) override; |
| bool OnGenericMotionEvent(const ui::MotionEventAndroid& event) override; |
| bool OnKeyUp(const ui::KeyEventAndroid& event) override; |
| bool DispatchKeyEvent(const ui::KeyEventAndroid& event) override; |
| bool ScrollBy(float delta_x, float delta_y) override; |
| bool ScrollTo(float x, float y) override; |
| void OnSizeChanged() override; |
| void OnPhysicalBackingSizeChanged() override; |
| |
| void SetFocus(bool focused); |
| void set_device_orientation(int orientation) { |
| device_orientation_ = orientation; |
| } |
| |
| private: |
| void OnDragEntered(const std::vector<DropData::Metadata>& metadata, |
| const gfx::PointF& location, |
| const gfx::PointF& screen_location); |
| void OnDragUpdated(const gfx::PointF& location, |
| const gfx::PointF& screen_location); |
| void OnDragExited(); |
| void OnPerformDrop(DropData* drop_data, |
| const gfx::PointF& location, |
| const gfx::PointF& screen_location); |
| void OnDragEnded(); |
| void OnSystemDragEnded(); |
| |
| SelectPopup* GetSelectPopup(); |
| |
| // The WebContents whose contents we display. |
| WebContentsImpl* web_contents_; |
| |
| // Handles UI events in Java layer when necessary. |
| std::unique_ptr<ContentUiEventHandler> content_ui_event_handler_; |
| |
| // Handles "overscroll to refresh" events |
| std::unique_ptr<ui::OverscrollRefreshHandler> overscroll_refresh_handler_; |
| |
| // Interface for extensions to WebContentsView. Used to show the context menu. |
| std::unique_ptr<WebContentsViewDelegate> delegate_; |
| |
| // The native view associated with the contents of the web. |
| ui::ViewAndroid view_; |
| |
| // Interface used to get notified of events from the synchronous compositor. |
| SynchronousCompositorClient* synchronous_compositor_client_; |
| |
| SelectionPopupController* selection_popup_controller_ = nullptr; |
| |
| int device_orientation_ = 0; |
| |
| // Show/hide popup UI for <select> tag. |
| std::unique_ptr<SelectPopup> select_popup_; |
| |
| gfx::PointF drag_location_; |
| gfx::PointF drag_screen_location_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebContentsViewAndroid); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_ANDROID_H_ |