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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.
#include "ui/views/window/dialog_delegate.h"
#include "base/logging.h"
#include "grit/ui_strings.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/views/bubble/bubble_border.h"
#include "ui/views/bubble/bubble_frame_view.h"
#include "ui/views/controls/button/label_button.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_observer.h"
#include "ui/views/window/dialog_client_view.h"
#include "ui/wm/core/shadow_types.h"
namespace views {
////////////////////////////////////////////////////////////////////////////////
// DialogDelegate:
DialogDelegate::~DialogDelegate() {
}
// static
Widget* DialogDelegate::CreateDialogWidget(DialogDelegate* dialog,
gfx::NativeWindow context,
gfx::NativeWindow parent) {
views::Widget* widget = new views::Widget;
views::Widget::InitParams params;
params.delegate = dialog;
if (!dialog || dialog->UseNewStyleForThisDialog()) {
params.opacity = Widget::InitParams::TRANSLUCENT_WINDOW;
params.remove_standard_frame = true;
}
#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
// Dialogs on Linux always have custom frames.
params.remove_standard_frame = true;
#endif
params.context = context;
params.parent = parent;
params.top_level = true;
widget->Init(params);
return widget;
}
View* DialogDelegate::CreateExtraView() {
return NULL;
}
View* DialogDelegate::CreateTitlebarExtraView() {
return NULL;
}
View* DialogDelegate::CreateFootnoteView() {
return NULL;
}
bool DialogDelegate::Cancel() {
return true;
}
bool DialogDelegate::Accept(bool window_closing) {
return Accept();
}
bool DialogDelegate::Accept() {
return true;
}
bool DialogDelegate::Close() {
int buttons = GetDialogButtons();
if ((buttons & ui::DIALOG_BUTTON_CANCEL) ||
(buttons == ui::DIALOG_BUTTON_NONE)) {
return Cancel();
}
return Accept(true);
}
base::string16 DialogDelegate::GetDialogLabel() const {
return base::string16();
}
base::string16 DialogDelegate::GetDialogTitle() const {
return GetWindowTitle();
}
int DialogDelegate::GetDialogButtons() const {
return ui::DIALOG_BUTTON_OK | ui::DIALOG_BUTTON_CANCEL;
}
int DialogDelegate::GetDefaultDialogButton() const {
if (GetDialogButtons() & ui::DIALOG_BUTTON_OK)
return ui::DIALOG_BUTTON_OK;
if (GetDialogButtons() & ui::DIALOG_BUTTON_CANCEL)
return ui::DIALOG_BUTTON_CANCEL;
return ui::DIALOG_BUTTON_NONE;
}
bool DialogDelegate::ShouldDefaultButtonBeBlue() const {
return false;
}
base::string16 DialogDelegate::GetDialogButtonLabel(
ui::DialogButton button) const {
if (button == ui::DIALOG_BUTTON_OK)
return l10n_util::GetStringUTF16(IDS_APP_OK);
if (button == ui::DIALOG_BUTTON_CANCEL) {
if (GetDialogButtons() & ui::DIALOG_BUTTON_OK)
return l10n_util::GetStringUTF16(IDS_APP_CANCEL);
return l10n_util::GetStringUTF16(IDS_APP_CLOSE);
}
NOTREACHED();
return base::string16();
}
bool DialogDelegate::IsDialogButtonEnabled(ui::DialogButton button) const {
return true;
}
View* DialogDelegate::GetInitiallyFocusedView() {
// Focus the default button if any.
const DialogClientView* dcv = GetDialogClientView();
int default_button = GetDefaultDialogButton();
if (default_button == ui::DIALOG_BUTTON_NONE)
return NULL;
if ((default_button & GetDialogButtons()) == 0) {
// The default button is a button we don't have.
NOTREACHED();
return NULL;
}
if (default_button & ui::DIALOG_BUTTON_OK)
return dcv->ok_button();
if (default_button & ui::DIALOG_BUTTON_CANCEL)
return dcv->cancel_button();
return NULL;
}
DialogDelegate* DialogDelegate::AsDialogDelegate() {
return this;
}
ClientView* DialogDelegate::CreateClientView(Widget* widget) {
return new DialogClientView(widget, GetContentsView());
}
NonClientFrameView* DialogDelegate::CreateNonClientFrameView(Widget* widget) {
if (UseNewStyleForThisDialog())
return CreateDialogFrameView(widget);
return WidgetDelegate::CreateNonClientFrameView(widget);
}
// static
NonClientFrameView* DialogDelegate::CreateDialogFrameView(Widget* widget) {
BubbleFrameView* frame = new BubbleFrameView(gfx::Insets());
const SkColor color = widget->GetNativeTheme()->GetSystemColor(
ui::NativeTheme::kColorId_DialogBackground);
frame->SetBubbleBorder(scoped_ptr<BubbleBorder>(new BubbleBorder(
BubbleBorder::FLOAT, BubbleBorder::SMALL_SHADOW, color)));
DialogDelegate* delegate = widget->widget_delegate()->AsDialogDelegate();
if (delegate) {
View* titlebar_view = delegate->CreateTitlebarExtraView();
if (titlebar_view)
frame->SetTitlebarExtraView(titlebar_view);
}
// TODO(msw): Add a matching shadow type and remove the bubble frame border?
wm::SetShadowType(widget->GetNativeWindow(), wm::SHADOW_TYPE_NONE);
return frame;
}
bool DialogDelegate::UseNewStyleForThisDialog() const {
return true;
}
const DialogClientView* DialogDelegate::GetDialogClientView() const {
return GetWidget()->client_view()->AsDialogClientView();
}
DialogClientView* DialogDelegate::GetDialogClientView() {
return GetWidget()->client_view()->AsDialogClientView();
}
ui::AXRole DialogDelegate::GetAccessibleWindowRole() const {
return ui::AX_ROLE_DIALOG;
}
////////////////////////////////////////////////////////////////////////////////
// DialogDelegateView:
DialogDelegateView::DialogDelegateView() {
// A WidgetDelegate should be deleted on DeleteDelegate.
set_owned_by_client();
}
DialogDelegateView::~DialogDelegateView() {}
void DialogDelegateView::DeleteDelegate() {
delete this;
}
Widget* DialogDelegateView::GetWidget() {
return View::GetWidget();
}
const Widget* DialogDelegateView::GetWidget() const {
return View::GetWidget();
}
View* DialogDelegateView::GetContentsView() {
return this;
}
} // namespace views
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