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content / browser / android / content_ui_event_handler.h [blame]
// 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,
jint meta_state,
jint source);
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_