Views Textfield: copy-on-select and paste-on-middle-click.

ui/views/controls/textfield/textfield.h

 // Copyright (c) 2012 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_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 289 matching lines @@
 
   // A callback function to periodically update the cursor state.
   void UpdateCursor();
 
   // Repaint the cursor.
   void RepaintCursor();
 
   void PaintTextAndCursor(gfx::Canvas* canvas);
 
   // Helper function to call MoveCursorTo on the TextfieldModel.
-  bool MoveCursorTo(const gfx::Point& point, bool select);
+  void MoveCursorTo(const gfx::Point& point, bool select);
 
-  // Convenience method to call InputMethod::OnCaretBoundsChanged();
+  // Convenience method to notify the InputMethod and TouchSelectionController.
   void OnCaretBoundsChanged();
 
   // Convenience method to call TextfieldController::OnBeforeUserAction();
   void OnBeforeUserAction();
 
   // Convenience method to call TextfieldController::OnAfterUserAction();
   void OnAfterUserAction();
 
   // Calls |model_->Cut()| and notifies TextfieldController on success.
   bool Cut();
@@ skipping 13 matching lines @@
 
   // Returns true if the current text input type allows access by the IME.
   bool ImeEditingAllowed() const;
 
   // Reveals the password character at |index| for a set duration.
   // If |index| is -1, the existing revealed character will be reset.
   void RevealPasswordChar(int index);
 
   void CreateTouchSelectionControllerAndNotifyIt();
 
+  // Updates the selection clipboard to any non-empty text selection.
+  void UpdateSelectionClipboard() const;
+
+  // Pastes the selection clipboard for the specified mouse event.
+  void PasteSelectionClipboard(const ui::MouseEvent& event);
+
   // The text model.
   scoped_ptr<TextfieldModel> model_;
 
   // This is the current listener for events from this Textfield.
   TextfieldController* controller_;
 
   // True if this Textfield cannot accept input and is read-only.
   bool read_only_;
 
   // The default number of average characters for the width of this text field.
@@ skipping 19 matching lines @@
 
   // Placeholder text color.
   SkColor placeholder_text_color_;
 
   // The accessible name of the text field.
   base::string16 accessible_name_;
 
   // The input type of this text field.
   ui::TextInputType text_input_type_;
 
-  // The duration to reveal the last typed char for password textfields.
+  // The duration and timer to reveal the last typed password character.
   base::TimeDelta password_reveal_duration_;
+  base::OneShotTimer<Textfield> password_reveal_timer_;
 
   // True if InputMethod::CancelComposition() should not be called.
   bool skip_input_method_cancel_composition_;
 
   // The text editing cursor repaint timer and visibility.
   base::RepeatingTimer<Textfield> cursor_repaint_timer_;
   bool cursor_visible_;
 
   // The drop cursor is a visual cue for where dragged text will be dropped.
   bool drop_cursor_visible_;
   gfx::SelectionModel drop_cursor_position_;
 
   // Is the user potentially dragging and dropping from this view?
   bool initiating_drag_;
 
   // State variables used to track double and triple clicks.
   size_t aggregated_clicks_;
   base::TimeDelta last_click_time_;
   gfx::Point last_click_location_;
   gfx::Range double_click_word_;
 
   scoped_ptr<ui::TouchSelectionController> touch_selection_controller_;
 
-  // A timer to control the duration of showing the last typed char in
-  // password text. When the timer is running, the last typed char is shown
-  // and when the time expires, the last typed char is password.
-  base::OneShotTimer<Textfield> password_reveal_timer_;
-
   // Context menu related members.
   scoped_ptr<ui::SimpleMenuModel> context_menu_contents_;
   scoped_ptr<views::MenuRunner> context_menu_runner_;
 
   // Used to bind callback functions to this object.
   base::WeakPtrFactory<Textfield> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Textfield);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_