Logo Search packages:      
Sourcecode: chromium-browser version File versions  Download package


// Copyright (c) 2010 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.


#include "views/view.h"

class DropdownBarHost;

// The DropdownBarView is an abstract view to draw the UI controls of the
// DropdownBarHost.
class DropdownBarView : public views::View {
  explicit DropdownBarView(DropdownBarHost* host)
      : host_(host),
        animation_offset_(0) {
  virtual ~DropdownBarView() {}

  // Claims focus for the text field and selects its contents.
  virtual void SetFocusAndSelection(bool select_all) = 0;

  // Updates the view to let it know where the host is clipping the
  // dropdown widget (while animating the opening or closing of the widget).
  void set_animation_offset(int offset) { animation_offset_ = offset; }

  // Returns the offset used while animating.
  int animation_offset() const { return animation_offset_; }

  // Returns the DropdownBarHost that manages this view.
  DropdownBarHost* host() const { return host_; }

  // The dropdown bar host that controls this view.
  DropdownBarHost* host_;

  // While animating, the host clips the widget and draws only the bottom
  // part of it. The view needs to know the pixel offset at which we are drawing
  // the widget so that we can draw the curved edges that attach to the toolbar
  // in the right location.
  int animation_offset_;



Generated by  Doxygen 1.6.0   Back to index