Index: content/browser/renderer_host/input/touch_selection_controller.h |
diff --git a/content/browser/renderer_host/input/touch_selection_controller.h b/content/browser/renderer_host/input/touch_selection_controller.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..f1b2632d1adf9c5563aff00afb181cef29cf9e6f |
--- /dev/null |
+++ b/content/browser/renderer_host/input/touch_selection_controller.h |
@@ -0,0 +1,105 @@ |
+// 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 CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_SELECTION_CONTROLLER_H_ |
+#define CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_SELECTION_CONTROLLER_H_ |
+ |
+#include "content/browser/renderer_host/input/selection_event_type.h" |
+#include "content/browser/renderer_host/input/touch_handle.h" |
+#include "content/common/content_export.h" |
+#include "ui/gfx/geometry/point_f.h" |
+#include "ui/gfx/geometry/rect_f.h" |
+ |
+namespace ui { |
+class MotionEvent; |
+} |
+ |
+namespace content { |
+ |
+// Interface through which |TouchSelectionController| issues selection-related |
+// commands, notifications and requests. |
+class CONTENT_EXPORT TouchSelectionControllerClient { |
+ public: |
+ virtual ~TouchSelectionControllerClient() {} |
+ |
+ virtual void SetNeedsAnimate() = 0; |
+ virtual void MoveCaret(const gfx::PointF& position) = 0; |
+ virtual void SelectBetweenCoordinates(const gfx::PointF& start, |
+ const gfx::PointF& end) = 0; |
+ virtual void OnSelectionEvent(SelectionEventType event, |
+ const gfx::PointF& anchor_position) = 0; |
+ virtual scoped_ptr<TouchHandleDrawable> CreateDrawable() = 0; |
+}; |
+ |
+// Controller for manipulating text selection via touch input. |
+class CONTENT_EXPORT TouchSelectionController : public TouchHandleClient { |
+ public: |
+ explicit TouchSelectionController(TouchSelectionControllerClient* client); |
+ virtual ~TouchSelectionController(); |
+ |
+ void OnSelectionBoundsChanged(const gfx::RectF& anchor_rect, |
cjhopman
2014/07/07 22:13:41
based on the naming (all the way into WebView::sel
jdduke (slow)
2014/07/08 00:54:45
Sigh, yeah, it took me a while to figure out what
|
+ TouchHandleOrientation anchor_orientation, |
+ bool anchor_visible, |
+ const gfx::RectF& focus_rect, |
+ TouchHandleOrientation focus_orientation, |
+ bool focus_visible); |
+ bool WillHandleTouchEvent(const ui::MotionEvent& event); |
+ void AllowAutomaticInsertionShowing(); |
+ void AllowAutomaticSelectionShowing(); |
+ void HideAndDisallowAutomaticShowing(); |
+ void OnSelectionEditable(bool editable); |
+ bool Animate(base::TimeTicks animate_time); |
+ |
+ private: |
+ // TouchHandleClient implementation. |
+ virtual void OnHandleDragBegin(const TouchHandle& handle) OVERRIDE; |
+ virtual void OnHandleDragUpdate(const TouchHandle& handle, |
+ const gfx::PointF& new_position) OVERRIDE; |
+ virtual void OnHandleDragEnd(const TouchHandle& handle) OVERRIDE; |
+ virtual void OnHandleTapped(const TouchHandle& handle) OVERRIDE; |
+ virtual void SetNeedsAnimate() OVERRIDE; |
+ virtual scoped_ptr<TouchHandleDrawable> CreateDrawable() OVERRIDE; |
+ |
+ void OnInsertionChanged(); |
+ void OnSelectionChanged(); |
+ |
+ void ActivateInsertion(); |
+ void DeactivateInsertion(); |
+ void ActivateSelection(); |
+ void DeactivateSelection(); |
+ void ResetCachedValues(); |
+ |
+ gfx::PointF GetAnchorPosition() const; |
+ gfx::PointF GetFocusPosition() const; |
+ float GetAnchorLineHeight() const; |
+ float GetFocusLineHeight() const; |
+ |
+ TouchSelectionControllerClient* const client_; |
+ |
+ gfx::RectF anchor_rect_; |
+ TouchHandleOrientation anchor_orientation_; |
+ bool anchor_visible_; |
+ gfx::RectF focus_rect_; |
+ TouchHandleOrientation focus_orientation_; |
+ bool focus_visible_; |
+ |
+ scoped_ptr<TouchHandle> insertion_handle_; |
+ bool is_insertion_active_; |
+ bool allow_automatic_insertion_activation_; |
+ |
+ scoped_ptr<TouchHandle> start_selection_handle_; |
+ scoped_ptr<TouchHandle> end_selection_handle_; |
+ gfx::PointF fixed_handle_position_; |
+ bool is_selection_active_; |
+ bool allow_automatic_selection_activation_; |
+ |
+ bool selection_editable_; |
+ bool selection_editable_for_last_update_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(TouchSelectionController); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_SELECTION_CONTROLLER_H_ |