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// 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 CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_BAR_INSTRUCTIONS_VIEW_H_
#define CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_BAR_INSTRUCTIONS_VIEW_H_
#include "base/compiler_specific.h"
#include "base/macros.h"
#include "ui/views/context_menu_controller.h"
#include "ui/views/controls/link_listener.h"
#include "ui/views/view.h"
class BookmarkBarInstructionsDelegate;
namespace views {
class Label;
class Link;
}
// BookmarkBarInstructionsView is a child of the bookmark bar that is visible
// when the user has no bookmarks on the bookmark bar.
// BookmarkBarInstructionsView shows a description of the bookmarks bar along
// with a link to import bookmarks. Clicking the link results in notifying the
// delegate.
class BookmarkBarInstructionsView : public views::View,
public views::LinkListener,
public views::ContextMenuController {
public:
explicit BookmarkBarInstructionsView(
BookmarkBarInstructionsDelegate* delegate);
private:
// views::View:
gfx::Size GetPreferredSize() const override;
void Layout() override;
const char* GetClassName() const override;
void OnThemeChanged() override;
void ViewHierarchyChanged(
const ViewHierarchyChangedDetails& details) override;
void GetAccessibleState(ui::AXViewState* state) override;
// views::LinkListener:
void LinkClicked(views::Link* source, int event_flags) override;
// views::ContextMenuController:
void ShowContextMenuForView(views::View* source,
const gfx::Point& point,
ui::MenuSourceType source_type) override;
void UpdateColors();
BookmarkBarInstructionsDelegate* delegate_;
views::Label* instructions_;
views::Link* import_link_;
// The baseline of the child views. This is -1 if none of the views support a
// baseline.
int baseline_;
// Have the colors of the child views been updated? This is initially false
// and set to true once we have a valid ThemeProvider.
bool updated_colors_;
DISALLOW_COPY_AND_ASSIGN(BookmarkBarInstructionsView);
};
#endif // CHROME_BROWSER_UI_VIEWS_BOOKMARKS_BOOKMARK_BAR_INSTRUCTIONS_VIEW_H_
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