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Diffstat (limited to 'base/mac/cocoa_protocols.h')
| -rw-r--r-- | base/mac/cocoa_protocols.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/base/mac/cocoa_protocols.h b/base/mac/cocoa_protocols.h new file mode 100644 index 0000000..9482d51 --- /dev/null +++ b/base/mac/cocoa_protocols.h @@ -0,0 +1,47 @@ +// 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. + +#ifndef BASE_COCOA_PROTOCOLS_MAC_H_ +#define BASE_COCOA_PROTOCOLS_MAC_H_ +#pragma once + +#import <Cocoa/Cocoa.h> + +// GTM also maintinas a list of empty protocols, but only the ones the library +// requires. Augment that below. +#import "third_party/GTM/GTMDefines.h" + +// The Mac OS X 10.6 SDK introduced new protocols used for delegates. These +// protocol defintions were not present in earlier releases of the Mac OS X +// SDK. In order to support building against the new SDK, which requires +// delegates to conform to these protocols, and earlier SDKs, which do not +// define these protocols at all, this file will provide empty protocol +// definitions when used with earlier SDK versions. + +#if !defined(MAC_OS_X_VERSION_10_6) || \ + MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6 + +#define DEFINE_EMPTY_PROTOCOL(p) \ +@protocol p \ +@end + +DEFINE_EMPTY_PROTOCOL(NSAlertDelegate) +DEFINE_EMPTY_PROTOCOL(NSApplicationDelegate) +DEFINE_EMPTY_PROTOCOL(NSControlTextEditingDelegate) +DEFINE_EMPTY_PROTOCOL(NSMatrixDelegate) +DEFINE_EMPTY_PROTOCOL(NSMenuDelegate) +DEFINE_EMPTY_PROTOCOL(NSOpenSavePanelDelegate) +DEFINE_EMPTY_PROTOCOL(NSOutlineViewDataSource) +DEFINE_EMPTY_PROTOCOL(NSOutlineViewDelegate) +DEFINE_EMPTY_PROTOCOL(NSTableViewDataSource) +DEFINE_EMPTY_PROTOCOL(NSTableViewDelegate) +DEFINE_EMPTY_PROTOCOL(NSTextFieldDelegate) +DEFINE_EMPTY_PROTOCOL(NSTextViewDelegate) +DEFINE_EMPTY_PROTOCOL(NSWindowDelegate) + +#undef DEFINE_EMPTY_PROTOCOL + +#endif + +#endif // BASE_COCOA_PROTOCOLS_MAC_H_ |