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// Copyright (c) 2006-2008 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_ABOUT_CHROME_VIEW_H_
#define CHROME_BROWSER_VIEWS_ABOUT_CHROME_VIEW_H_
#include "chrome/browser/google_update.h"
#include "chrome/views/dialog_delegate.h"
#include "chrome/views/image_view.h"
#include "chrome/views/label.h"
#include "chrome/views/view.h"
namespace ChromeViews {
class TextField;
class Throbber;
class Window;
}
class Profile;
////////////////////////////////////////////////////////////////////////////////
//
// The AboutChromeView class is responsible for drawing the UI controls of the
// About Chrome dialog that allows the user to see what version is installed
// and check for updates.
//
////////////////////////////////////////////////////////////////////////////////
class AboutChromeView : public ChromeViews::View,
public ChromeViews::DialogDelegate,
public GoogleUpdateStatusListener {
public:
explicit AboutChromeView(Profile* profile);
virtual ~AboutChromeView();
// Initialize the controls on the dialog.
void Init();
// Overridden from ChromeViews::View:
virtual void GetPreferredSize(CSize *out);
virtual void Layout();
virtual void ViewHierarchyChanged(bool is_add,
ChromeViews::View* parent,
ChromeViews::View* child);
// Overridden from ChromeViews::DialogDelegate:
virtual int GetDialogButtons() const;
virtual std::wstring GetDialogButtonLabel(DialogButton button) const;
virtual bool IsDialogButtonEnabled(DialogButton button) const;
virtual bool IsDialogButtonVisible(DialogButton button) const;
virtual bool CanResize() const;
virtual bool CanMaximize() const;
virtual bool IsAlwaysOnTop() const;
virtual bool HasAlwaysOnTopMenu() const;
virtual bool IsModal() const;
virtual std::wstring GetWindowTitle() const;
virtual bool Accept();
virtual ChromeViews::View* GetContentsView();
// Overridden from GoogleUpdateStatusListener:
virtual void OnReportResults(GoogleUpdateUpgradeResult result,
GoogleUpdateErrorCode error_code,
const std::wstring& version);
private:
// The visible state of the Check For Updates button.
enum CheckButtonStatus {
CHECKBUTTON_HIDDEN = 0,
CHECKBUTTON_DISABLED,
CHECKBUTTON_ENABLED,
};
// Update the UI to show the status of the upgrade.
void UpdateStatus(GoogleUpdateUpgradeResult result,
GoogleUpdateErrorCode error_code);
Profile* profile_;
// UI elements on the dialog.
ChromeViews::ImageView* about_dlg_background_;
ChromeViews::Label* about_title_label_;
ChromeViews::TextField* version_label_;
ChromeViews::TextField* main_text_label_;
// UI elements we add to the parent view.
scoped_ptr<ChromeViews::Throbber> throbber_;
ChromeViews::ImageView success_indicator_;
ChromeViews::ImageView update_available_indicator_;
ChromeViews::ImageView timeout_indicator_;
ChromeViews::Label update_label_;
// Keeps track of the visible state of the Check For Updates button.
CheckButtonStatus check_button_status_;
// The class that communicates with Google Update to find out if an update is
// available and asks it to start an upgrade.
scoped_refptr<GoogleUpdate> google_updater_;
// Our current version.
std::wstring current_version_;
// The version Google Update reports is available to us.
std::wstring new_version_available_;
DISALLOW_EVIL_CONSTRUCTORS(AboutChromeView);
};
#endif // CHROME_BROWSER_VIEWS_ABOUT_CHROME_VIEW_H_
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