[Android] Allow custom ActionMode creation via ContentViewClient

ui/touch_selection/touch_selection_controller.h

 // Copyright 2014 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 UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 #define UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_
 
 #include "ui/base/touch/selection_bound.h"
 #include "ui/gfx/geometry/point_f.h"
 #include "ui/gfx/geometry/rect_f.h"
@@ skipping 10 matching lines @@
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionControllerClient {
  public:
   virtual ~TouchSelectionControllerClient() {}
 
   virtual bool SupportsAnimation() const = 0;
   virtual void SetNeedsAnimate() = 0;
   virtual void MoveCaret(const gfx::PointF& position) = 0;
   virtual void MoveRangeSelectionExtent(const gfx::PointF& extent) = 0;
   virtual void SelectBetweenCoordinates(const gfx::PointF& base,
                                         const gfx::PointF& extent) = 0;
-  virtual void OnSelectionEvent(SelectionEventType event,
-                                const gfx::PointF& position) = 0;
+  virtual void OnSelectionEvent(SelectionEventType event) = 0;
   virtual scoped_ptr<TouchHandleDrawable> CreateDrawable() = 0;
 };
 
 // Controller for manipulating text selection via touch input.
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionController
     : public TouchHandleClient {
  public:
   TouchSelectionController(TouchSelectionControllerClient* client,
                            base::TimeDelta tap_timeout,
                            float tap_slop,
@@ skipping 33 matching lines @@
   // To be called when the editability of the focused region changes.
   void OnSelectionEditable(bool editable);
 
   // To be called when the contents of the focused region changes.
   void OnSelectionEmpty(bool empty);
 
   // Ticks an active animation, as requested to the client by |SetNeedsAnimate|.
   // Returns true if an animation is active and requires further ticking.
   bool Animate(base::TimeTicks animate_time);
 
+  // Returns the rect between the two active selection bounds. If just one of
+  // the bounds is visible, the rect is simply the (one-dimensional) rect of
+  // that bound. If no selection is active, an empty rect will be returned.
+  gfx::RectF GetRectBetweenBounds() const;
+
+  // Returns the visible rect of specified touch handle. For an active insertion
+  // these values will be identical.
+  gfx::RectF GetStartHandleRect() const;
+  gfx::RectF GetEndHandleRect() const;
+
+  // Returns the focal point of the start and end bounds, as defined by
+  // their bottom coordinate.
+  const gfx::PointF& GetStartPosition() const;
+  const gfx::PointF& GetEndPosition() const;
+
  private:
   enum InputEventType { TAP, LONG_PRESS, INPUT_EVENT_TYPE_NONE };
 
   // TouchHandleClient implementation.
   void OnHandleDragBegin(const TouchHandle& handle) override;
   void OnHandleDragUpdate(const TouchHandle& handle,
                           const gfx::PointF& new_position) override;
   void OnHandleDragEnd(const TouchHandle& handle) override;
   void OnHandleTapped(const TouchHandle& handle) override;
   void SetNeedsAnimate() override;
   scoped_ptr<TouchHandleDrawable> CreateDrawable() override;
   base::TimeDelta GetTapTimeout() const override;
   float GetTapSlop() const override;
 
   void ShowInsertionHandleAutomatically();
   void ShowSelectionHandlesAutomatically();
 
   void OnInsertionChanged();
   void OnSelectionChanged();
 
   void ActivateInsertion();
   void DeactivateInsertion();
   void ActivateSelection();
   void DeactivateSelection();
   void ResetCachedValuesIfInactive();
 
-  const gfx::PointF& GetStartPosition() const;
-  const gfx::PointF& GetEndPosition() const;
   gfx::Vector2dF GetStartLineOffset() const;
   gfx::Vector2dF GetEndLineOffset() const;
   bool GetStartVisible() const;
   bool GetEndVisible() const;
   TouchHandle::AnimationStyle GetAnimationStyle(bool was_active) const;
 
   void LogSelectionEnd();
 
   TouchSelectionControllerClient* const client_;
   const base::TimeDelta tap_timeout_;
@@ skipping 28 matching lines @@
   // Whether a selection handle was dragged during the current 'selection
   // session' - i.e. since the current selection has been activated.
   bool selection_handle_dragged_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchSelectionController);
 };
 
 }  // namespace ui
 
 #endif  // UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_H_