Make the multiple download request dialog an infobar....

chrome/browser/cocoa/download_request_dialog_delegate_mac.mm

Index: chrome/browser/cocoa/download_request_dialog_delegate_mac.mm
===================================================================
--- chrome/browser/cocoa/download_request_dialog_delegate_mac.mm	(revision 28899)
+++ chrome/browser/cocoa/download_request_dialog_delegate_mac.mm	(working copy)
@@ -1,104 +0,0 @@
-// Copyright (c) 2009 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/download_request_dialog_delegate_mac.h"
-
-#import <Cocoa/Cocoa.h>
-
-#include "app/l10n_util_mac.h"
-#include "app/message_box_flags.h"
-#include "base/sys_string_conversions.h"
-#include "chrome/browser/tab_contents/constrained_window.h"
-#include "chrome/browser/tab_contents/tab_contents.h"
-#include "grit/generated_resources.h"
-
-@interface SheetCallback : NSObject {
-  DownloadRequestDialogDelegateMac* target_;  // weak
-}
-- (id)initWithTarget:(DownloadRequestDialogDelegateMac*)target;
-- (void) alertDidEnd:(NSAlert *)alert
-          returnCode:(int)returnCode
-         contextInfo:(void *)contextInfo;
-@end
-
-@implementation SheetCallback
-- (id)initWithTarget:(DownloadRequestDialogDelegateMac*)target {
-  if ((self = [super init]) != nil) {
-    target_ = target;
-  }
-  return self;
-}
-- (void)alertDidEnd:(NSAlert *)alert
-         returnCode:(int)returnCode
-        contextInfo:(void *)contextInfo {
-  target_->SheetDidEnd(returnCode);
-}
-@end
-
-
-// static
-DownloadRequestDialogDelegate* DownloadRequestDialogDelegate::Create(
-    TabContents* tab,
-    DownloadRequestManager::TabDownloadState* host) {
-  return new DownloadRequestDialogDelegateMac(tab, host);
-}
-
-DownloadRequestDialogDelegateMac::DownloadRequestDialogDelegateMac(
-    TabContents* tab,
-    DownloadRequestManager::TabDownloadState* host)
-    : DownloadRequestDialogDelegate(host),
-      ConstrainedWindowMacDelegateSystemSheet(
-          [[[SheetCallback alloc] initWithTarget:this] autorelease],
-          @selector(alertDidEnd:returnCode:contextInfo:)),
-      responded_(false) {
-
-  // Set up alert.
-  NSAlert* alert = [[[NSAlert alloc] init] autorelease];
-  [alert addButtonWithTitle:
-      l10n_util::GetNSStringWithFixup(IDS_MULTI_DOWNLOAD_WARNING_ALLOW)];
-  NSButton* denyButton = [alert addButtonWithTitle:
-      l10n_util::GetNSStringWithFixup(IDS_MULTI_DOWNLOAD_WARNING_DENY)];
-  [alert setMessageText:
-      l10n_util::GetNSStringWithFixup(IDS_MULTI_DOWNLOAD_WARNING)];
-  [alert setAlertStyle:NSInformationalAlertStyle];
-
-  // Cocoa automatically gives ESC as a key equivalent to buttons with the text
-  // "Cancel". Since we use a different text, we have to set this ourselves.
-  NSString* escapeKey = @"\e";
-  [denyButton setKeyEquivalent:escapeKey];
-
-  set_sheet(alert);
-
-  // Display alert in a per-tab sheet.
-  window_ = tab->CreateConstrainedDialog(this);
-}
-
-void DownloadRequestDialogDelegateMac::CloseWindow() {
-  window_->CloseConstrainedWindow();
-}
-
-void DownloadRequestDialogDelegateMac::DeleteDelegate() {
-  if (is_sheet_open()) {
-    // Close sheet if it's still open.
-    [NSApp endSheet:[(NSAlert*)sheet() window]];  // calls SheetDidEnd().
-    DCHECK(responded_);
-  }
-  if (!responded_) {
-    // Happens if the sheet was never visible.
-    responded_ = true;
-    DoCancel();
-  }
-  DCHECK(!host_);
-  delete this;
-}
-
-void DownloadRequestDialogDelegateMac::SheetDidEnd(int returnCode) {
-  DCHECK(!responded_);
-  if (returnCode == NSAlertFirstButtonReturn) {
-    DoAccept();
-  } else {
-    DoCancel();
-  }
-  responded_ = true;
-}