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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 "chrome/browser/ui/tab_modal_confirm_dialog_delegate.h"
#include "chrome/browser/ui/constrained_window.h"
#include "content/public/browser/navigation_controller.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/web_contents.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
using content::NavigationController;
using content::WebContents;
TabModalConfirmDialogDelegate::TabModalConfirmDialogDelegate(
WebContents* web_contents)
: window_(NULL),
closing_(false) {
NavigationController* controller = &web_contents->GetController();
registrar_.Add(this, content::NOTIFICATION_LOAD_START,
content::Source<NavigationController>(controller));
registrar_.Add(this, content::NOTIFICATION_TAB_CLOSING,
content::Source<NavigationController>(controller));
}
TabModalConfirmDialogDelegate::~TabModalConfirmDialogDelegate() {
// If we end up here, the constrained window has been closed, so make sure we
// don't close it again.
window_ = NULL;
// Make sure everything is cleaned up.
Cancel();
}
void TabModalConfirmDialogDelegate::Cancel() {
if (closing_)
return;
// Make sure we won't do anything when |Cancel()| or |Accept()| is called
// again.
closing_ = true;
OnCanceled();
CloseDialog();
}
void TabModalConfirmDialogDelegate::Accept() {
if (closing_)
return;
// Make sure we won't do anything when |Cancel()| or |Accept()| is called
// again.
closing_ = true;
OnAccepted();
CloseDialog();
}
void TabModalConfirmDialogDelegate::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
// Close the dialog if we load a page (because the action might not apply to
// the same page anymore) or if the tab is closed.
if (type == content::NOTIFICATION_LOAD_START ||
type == content::NOTIFICATION_TAB_CLOSING) {
Cancel();
} else {
NOTREACHED();
}
}
gfx::Image* TabModalConfirmDialogDelegate::GetIcon() {
return NULL;
}
string16 TabModalConfirmDialogDelegate::GetAcceptButtonTitle() {
return l10n_util::GetStringUTF16(IDS_OK);
}
string16 TabModalConfirmDialogDelegate::GetCancelButtonTitle() {
return l10n_util::GetStringUTF16(IDS_CANCEL);
}
const char* TabModalConfirmDialogDelegate::GetAcceptButtonIcon() {
return NULL;
}
const char* TabModalConfirmDialogDelegate::GetCancelButtonIcon() {
return NULL;
}
void TabModalConfirmDialogDelegate::OnAccepted() {
}
void TabModalConfirmDialogDelegate::OnCanceled() {
}
void TabModalConfirmDialogDelegate::CloseDialog() {
if (window_)
window_->CloseConstrainedWindow();
}
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