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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/cocoa/repost_form_warning_mac.h"
#include "app/l10n_util_mac.h"
#include "base/message_loop.h"
#include "chrome/browser/tab_contents/navigation_controller.h"
#include "chrome/common/notification_service.h"
#include "grit/generated_resources.h"
// The delegate of the NSAlert used to display the dialog. Forwards the alert's
// completion event to the C++ class |RepostFormWarningMac|.
@interface RepostDelegate : NSObject {
RepostFormWarningMac* warning_; // weak, owns us.
}
- (id)initWithWarning:(RepostFormWarningMac*)warning;
- (void)alertDidEnd:(NSAlert*)alert
returnCode:(int)returnCode
contextInfo:(void*)contextInfo;
@end
@implementation RepostDelegate
- (id)initWithWarning:(RepostFormWarningMac*)warning {
if ((self = [super init])) {
warning_ = warning;
}
return self;
}
- (void)alertDidEnd:(NSAlert*)alert
returnCode:(int)returnCode
contextInfo:(void*)contextInfo {
if (returnCode == NSAlertFirstButtonReturn)
warning_->Confirm();
else
warning_->Cancel();
}
@end
RepostFormWarningMac::RepostFormWarningMac(
NSWindow* parent,
TabContents* tab_contents)
: ConstrainedWindowMacDelegateSystemSheet(
[[[RepostDelegate alloc] initWithWarning:this] autorelease],
@selector(alertDidEnd:returnCode:contextInfo:)),
navigation_controller_(&tab_contents->controller()) {
scoped_nsobject<NSAlert> alert([[NSAlert alloc] init]);
[alert setMessageText:
l10n_util::GetNSStringWithFixup(IDS_HTTP_POST_WARNING_TITLE)];
[alert setInformativeText:
l10n_util::GetNSStringWithFixup(IDS_HTTP_POST_WARNING)];
[alert addButtonWithTitle:
l10n_util::GetNSStringWithFixup(IDS_HTTP_POST_WARNING_RESEND)];
[alert addButtonWithTitle:
l10n_util::GetNSStringWithFixup(IDS_CANCEL)];
set_sheet(alert);
registrar_.Add(this, NotificationType::LOAD_START,
Source<NavigationController>(navigation_controller_));
registrar_.Add(this, NotificationType::TAB_CLOSING,
Source<NavigationController>(navigation_controller_));
registrar_.Add(this, NotificationType::RELOADING,
Source<NavigationController>(navigation_controller_));
window_ = tab_contents->CreateConstrainedDialog(this);
}
RepostFormWarningMac::~RepostFormWarningMac() {
}
void RepostFormWarningMac::DeleteDelegate() {
window_ = NULL;
Dismiss();
delete this;
}
void RepostFormWarningMac::Confirm() {
if (navigation_controller_) {
navigation_controller_->ContinuePendingReload();
}
Destroy();
}
void RepostFormWarningMac::Cancel() {
if (navigation_controller_) {
navigation_controller_->CancelPendingReload();
}
Destroy();
}
void RepostFormWarningMac::Dismiss() {
if (sheet() && is_sheet_open()) {
// This will call |Cancel()|.
[NSApp endSheet:[(NSAlert*)sheet() window]
returnCode:NSAlertSecondButtonReturn];
}
}
void RepostFormWarningMac::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
// Close the dialog if we load a page (because reloading might not apply to
// the same page anymore) or if the tab is closed, because then we won't have
// a navigation controller anymore.
if ((type == NotificationType::LOAD_START ||
type == NotificationType::TAB_CLOSING ||
type == NotificationType::RELOADING)) {
DCHECK_EQ(Source<NavigationController>(source).ptr(),
navigation_controller_);
Dismiss();
}
}
void RepostFormWarningMac::Destroy() {
navigation_controller_ = NULL;
if (sheet()) {
set_sheet(nil);
}
if (window_) {
window_->CloseConstrainedWindow();
}
}
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