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// 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 "chrome/browser/options_window.h"
#include "app/l10n_util.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_list.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/browser_window.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/profile.h"
#include "chrome/browser/views/options/advanced_page_view.h"
#include "chrome/browser/views/options/content_page_view.h"
#include "chrome/browser/views/options/general_page_view.h"
#include "chrome/browser/window_sizer.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/pref_names.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "grit/locale_settings.h"
#include "views/controls/tabbed_pane/tabbed_pane.h"
#include "views/widget/root_view.h"
#include "views/window/dialog_delegate.h"
#include "views/window/window.h"
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView
//
// The contents of the Options dialog window.
//
class OptionsWindowView : public views::View,
public views::DialogDelegate,
public views::TabbedPane::Listener {
public:
explicit OptionsWindowView(Profile* profile);
virtual ~OptionsWindowView();
// Shows the Tab corresponding to the specified OptionsPage.
void ShowOptionsPage(OptionsPage page, OptionsGroup highlight_group);
// views::DialogDelegate implementation:
virtual int GetDialogButtons() const {
return MessageBoxFlags::DIALOGBUTTON_CANCEL;
}
virtual std::wstring GetWindowTitle() const;
virtual std::wstring GetWindowName() const;
virtual void WindowClosing();
virtual bool Cancel();
virtual views::View* GetContentsView();
virtual bool ShouldRestoreWindowSize() const;
// views::TabbedPane::Listener implementation:
virtual void TabSelectedAt(int index);
// views::View overrides:
virtual AccessibilityTypes::Role GetAccessibleRole();
virtual void Layout();
virtual gfx::Size GetPreferredSize();
protected:
// views::View overrides:
virtual void ViewHierarchyChanged(bool is_add,
views::View* parent,
views::View* child);
private:
// Init the assorted Tabbed pages
void Init();
// Returns the currently selected OptionsPageView.
OptionsPageView* GetCurrentOptionsPageView() const;
// The Tab view that contains all of the options pages.
views::TabbedPane* tabs_;
// The Profile associated with these options.
Profile* profile_;
// The last page the user was on when they opened the Options window.
IntegerPrefMember last_selected_page_;
DISALLOW_COPY_AND_ASSIGN(OptionsWindowView);
};
// static
static OptionsWindowView* instance_ = NULL;
static const int kDialogPadding = 7;
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView, public:
OptionsWindowView::OptionsWindowView(Profile* profile)
// Always show preferences for the original profile. Most state when off
// the record comes from the original profile, but we explicitly use
// the original profile to avoid potential problems.
: profile_(profile->GetOriginalProfile()) {
// We don't need to observe changes in this value.
last_selected_page_.Init(prefs::kOptionsWindowLastTabIndex,
g_browser_process->local_state(), NULL);
}
OptionsWindowView::~OptionsWindowView() {
}
void OptionsWindowView::ShowOptionsPage(OptionsPage page,
OptionsGroup highlight_group) {
// Positioning is handled by window_delegate. we just need to show the window.
// This will show invisible windows and bring visible windows to the front.
window()->Show();
if (page == OPTIONS_PAGE_DEFAULT) {
// Remember the last visited page from local state.
page = static_cast<OptionsPage>(last_selected_page_.GetValue());
if (page == OPTIONS_PAGE_DEFAULT)
page = OPTIONS_PAGE_GENERAL;
}
// If the page number is out of bounds, reset to the first tab.
if (page < 0 || page >= tabs_->GetTabCount())
page = OPTIONS_PAGE_GENERAL;
tabs_->SelectTabAt(static_cast<int>(page));
GetCurrentOptionsPageView()->HighlightGroup(highlight_group);
}
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView, views::DialogDelegate implementation:
std::wstring OptionsWindowView::GetWindowTitle() const {
return l10n_util::GetStringF(IDS_OPTIONS_DIALOG_TITLE,
l10n_util::GetString(IDS_PRODUCT_NAME));
}
std::wstring OptionsWindowView::GetWindowName() const {
return UTF8ToWide(prefs::kPreferencesWindowPlacement);
}
void OptionsWindowView::WindowClosing() {
// Clear the static instance so that the next time ShowOptionsWindow() is
// called a new window is opened.
instance_ = NULL;
}
bool OptionsWindowView::Cancel() {
return GetCurrentOptionsPageView()->CanClose();
}
views::View* OptionsWindowView::GetContentsView() {
return this;
}
bool OptionsWindowView::ShouldRestoreWindowSize() const {
// By returning false the options window is always sized to its preferred
// size.
return false;
}
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView, views::TabbedPane::Listener implementation:
void OptionsWindowView::TabSelectedAt(int index) {
DCHECK(index > OPTIONS_PAGE_DEFAULT && index < OPTIONS_PAGE_COUNT);
last_selected_page_.SetValue(index);
}
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView, views::View overrides:
AccessibilityTypes::Role OptionsWindowView::GetAccessibleRole() {
return AccessibilityTypes::ROLE_CLIENT;
}
void OptionsWindowView::Layout() {
tabs_->SetBounds(kDialogPadding, kDialogPadding,
width() - (2 * kDialogPadding),
height() - (2 * kDialogPadding));
}
gfx::Size OptionsWindowView::GetPreferredSize() {
gfx::Size size(tabs_->GetPreferredSize());
size.Enlarge(2 * kDialogPadding, 2 * kDialogPadding);
return size;
}
void OptionsWindowView::ViewHierarchyChanged(bool is_add,
views::View* parent,
views::View* child) {
// Can't init before we're inserted into a Container, because we require a
// HWND to parent native child controls to.
if (is_add && child == this)
Init();
}
///////////////////////////////////////////////////////////////////////////////
// OptionsWindowView, private:
void OptionsWindowView::Init() {
tabs_ = new views::TabbedPane;
tabs_->SetAccessibleName(l10n_util::GetStringF(IDS_OPTIONS_DIALOG_TITLE,
l10n_util::GetString(IDS_PRODUCT_NAME)));
tabs_->SetListener(this);
AddChildView(tabs_);
int tab_index = 0;
GeneralPageView* general_page = new GeneralPageView(profile_);
tabs_->AddTabAtIndex(tab_index++,
l10n_util::GetString(IDS_OPTIONS_GENERAL_TAB_LABEL),
general_page, false);
ContentPageView* content_page = new ContentPageView(profile_);
tabs_->AddTabAtIndex(tab_index++,
l10n_util::GetString(IDS_OPTIONS_CONTENT_TAB_LABEL),
content_page, false);
AdvancedPageView* advanced_page = new AdvancedPageView(profile_);
tabs_->AddTabAtIndex(tab_index++,
l10n_util::GetString(IDS_OPTIONS_ADVANCED_TAB_LABEL),
advanced_page, false);
DCHECK(tabs_->GetTabCount() == OPTIONS_PAGE_COUNT);
}
OptionsPageView* OptionsWindowView::GetCurrentOptionsPageView() const {
return static_cast<OptionsPageView*>(tabs_->GetSelectedTab());
}
///////////////////////////////////////////////////////////////////////////////
// Factory/finder method:
void ShowOptionsWindow(OptionsPage page,
OptionsGroup highlight_group,
Profile* profile) {
DCHECK(profile);
// If there's already an existing options window, activate it and switch to
// the specified page.
// TODO(beng): note this is not multi-simultaneous-profile-safe. When we care
// about this case this will have to be fixed.
if (!instance_) {
instance_ = new OptionsWindowView(profile);
views::Window::CreateChromeWindow(NULL, gfx::Rect(), instance_);
}
instance_->ShowOptionsPage(page, highlight_group);
}
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