| // Copyright 2018 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_ANDROID_CONTENT_UI_EVENT_HANDLER_H_ |
| #define CONTENT_BROWSER_ANDROID_CONTENT_UI_EVENT_HANDLER_H_ |
| |
| #include "base/android/jni_android.h" |
| #include "base/android/jni_weak_ref.h" |
| #include "base/android/scoped_java_ref.h" |
| #include "base/memory/raw_ptr.h" |
| |
| namespace ui { |
| class KeyEventAndroid; |
| class MotionEventAndroid; |
| } // namespace ui |
| |
| namespace content { |
| |
| class RenderWidgetHostViewAndroid; |
| class WebContentsImpl; |
| |
| // Handles UI events that need Java layer access. |
| // Owned by |WebContentsViewAndroid|. |
| class ContentUiEventHandler { |
| public: |
| ContentUiEventHandler(JNIEnv* env, |
| const base::android::JavaRef<jobject>& obj, |
| WebContentsImpl* web_contents); |
| |
| ContentUiEventHandler(const ContentUiEventHandler&) = delete; |
| ContentUiEventHandler& operator=(const ContentUiEventHandler&) = delete; |
| |
| base::android::ScopedJavaLocalRef<jobject> GetJavaObject(); |
| |
| bool OnGenericMotionEvent(const ui::MotionEventAndroid& event); |
| bool OnKeyUp(const ui::KeyEventAndroid& event); |
| bool DispatchKeyEvent(const ui::KeyEventAndroid& event); |
| bool ScrollBy(float delta_x, float delta_y); |
| bool ScrollTo(float x, float y); |
| |
| void SendMouseWheelEvent(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| jlong time_ns, |
| jfloat x, |
| jfloat y, |
| jfloat ticks_x, |
| jfloat ticks_y); |
| void SendMouseEvent(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| jlong time_ns, |
| jint android_action, |
| jfloat x, |
| jfloat y, |
| jint pointer_id, |
| jfloat orientation, |
| jfloat pressure, |
| jfloat tilt, |
| jint android_action_button, |
| jint android_button_state, |
| jint android_meta_state, |
| jint android_tool_type); |
| void SendScrollEvent(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& jobj, |
| jlong time_ms, |
| jfloat delta_x, |
| jfloat delta_y); |
| void CancelFling(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& jobj, |
| jlong time_ms); |
| |
| private: |
| RenderWidgetHostViewAndroid* GetRenderWidgetHostView(); |
| |
| // A weak reference to the Java ContentUiEventHandler object. |
| JavaObjectWeakGlobalRef java_ref_; |
| |
| const raw_ptr<WebContentsImpl> web_contents_; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_ANDROID_CONTENT_UI_EVENT_HANDLER_H_ |