// 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.

#ifndef CHROME_BROWSER_VIEWS_FIRST_RUN_VIEW_BASE_H_
#define CHROME_BROWSER_VIEWS_FIRST_RUN_VIEW_BASE_H_

#include "chrome/browser/importer/importer.h"
#include "views/view.h"
#include "views/window/dialog_delegate.h"

namespace views {
class Checkbox;
class Label;
class Window;
class ImageView;
class Separator;
class Throbber;
}

class Profile;
class ImporterHost;

// This class abstracts the code that creates the dialog look for the two
// first-run dialogs. This amounts to the bitmap, the two separators, the
// progress throbber and some common resize code.
class FirstRunViewBase : public views::View,
                         public views::ButtonListener,
                         public views::DialogDelegate {
 public:
  explicit FirstRunViewBase(Profile* profile, bool homepage_defined,
                            int import_items, int dont_import_items,
                            bool search_engine_experiment);
  virtual ~FirstRunViewBase();

  // Overridden from views::View.
  virtual void Layout();

  // Overridden from views::WindowDelegate.
  virtual bool CanResize() const;
  virtual bool CanMaximize() const;
  virtual bool IsAlwaysOnTop() const;
  virtual bool HasAlwaysOnTopMenu() const;

  // Overridden form views::ButtonListener.
  virtual void ButtonPressed(views::Button* sender, const views::Event& event);

  // Overridden from views::DialogDelegate.
  std::wstring GetDialogButtonLabel(MessageBoxFlags::DialogButton button) const;

 protected:
  // Returns the items that the first run process should import
  // from other browsers. If there are any items that should or should not
  // be imported (read and passed through from master preferences), it will
  // take those into account.
  int GetImportItems() const;

  // Creates the desktop and quick launch shortcut. Existing shortcut is lost.
  bool CreateDesktopShortcut();
  bool CreateQuickLaunchShortcut();

  // Set us as default browser if the user checked the box.
  bool SetDefaultBrowser();

  // Modifies the chrome configuration so that the first-run dialogs are not
  // shown again.
  bool FirstRunComplete();

  // Disables the standard buttons of the dialog. Useful when importing.
  void DisableButtons();
  // Computes a tight dialog width given a contained UI element.
  void AdjustDialogWidth(const views::View* sub_view);

  // Sets a minimum dialog size.
  void SetMinimumDialogWidth(int width);

  // Returns the background image. It is useful for getting the metrics.
  const views::ImageView* background_image() const {
    return background_image_;
  }
  // Returns the computed preferred width of the dialog. This value can change
  // when AdjustDialogWidth() is called during layout.
  int preferred_width() const {
    return preferred_width_;
  }

  scoped_refptr<ImporterHost> importer_host_;
  Profile* profile_;
  views::Checkbox* default_browser_;
  views::Label* non_default_browser_label_;

 protected:
  bool homepage_defined_;
  int import_items_;
  int dont_import_items_;
  bool search_engine_experiment_;

 private:
  // Initializes the controls on the dialog.
  void SetupControls();
  views::ImageView* background_image_;
  views::Separator* separator_1_;
  views::Separator* separator_2_;
  int preferred_width_;

  DISALLOW_COPY_AND_ASSIGN(FirstRunViewBase);
};

#endif  // CHROME_BROWSER_VIEWS_FIRST_RUN_VIEW_BASE_H_