content/browser/android/popup_touch_handle_drawable.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_ANDROID_POPUP_TOUCH_HANDLE_DRAWABLE_H_
   6 #define CONTENT_BROWSER_ANDROID_POPUP_TOUCH_HANDLE_DRAWABLE_H_
   7
   8 #include "ui/touch_selection/touch_handle.h"
   9
  10 #include "base/android/jni_android.h"
  11 #include "base/android/jni_weak_ref.h"
  12
  13 namespace content {
  14
  15 class ContentViewCore;
  16
  17 // Touch handle drawable backed by an Android PopupWindow.
  18 class PopupTouchHandleDrawable : public ui::TouchHandleDrawable {
  19  public:
  20   static scoped_ptr<PopupTouchHandleDrawable> Create(
  21       ContentViewCore* content_view_core);
  22   ~PopupTouchHandleDrawable() override;
  23
  24   // ui::TouchHandleDrawable implementation.
  25   void SetEnabled(bool enabled) override;
  26   void SetOrientation(ui::TouchHandleOrientation orientation) override;
  27   void SetAlpha(float alpha) override;
  28   void SetFocus(const gfx::PointF& position) override;
  29   gfx::RectF GetVisibleBounds() const override;
  30
  31   static bool RegisterPopupTouchHandleDrawable(JNIEnv* env);
  32
  33  private:
  34   PopupTouchHandleDrawable(JNIEnv* env, jobject obj, float dpi_scale);
  35
  36   JavaObjectWeakGlobalRef java_ref_;
  37
  38   const float dpi_scale_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(PopupTouchHandleDrawable);
  41 };
  42
  43 }  // namespace content
  44
  45 #endif  // CONTENT_BROWSER_ANDROID_POPUP_TOUCH_HANDLE_DRAWABLE_H_