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Side by Side Diff: base/mac/cocoa_protocols.h

Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #ifndef BASE_MAC_COCOA_PROTOCOLS_H_
6 #define BASE_MAC_COCOA_PROTOCOLS_H_
7
8 #import <Cocoa/Cocoa.h>
9
10 // New Mac OS X SDKs introduce new protocols used for delegates. These
11 // protocol defintions aren't not present in earlier releases of the Mac OS X
12 // SDK. In order to support building against the new SDK, which requires
13 // delegates to conform to these protocols, and earlier SDKs, which do not
14 // define these protocols at all, this file will provide empty protocol
15 // definitions when used with earlier SDK versions.
16
17 #define DEFINE_EMPTY_PROTOCOL(p) \
18 @protocol p \
19 @end
20
21 #if !defined(MAC_OS_X_VERSION_10_7) || \
22 MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
23
24 DEFINE_EMPTY_PROTOCOL(NSDraggingDestination)
25 DEFINE_EMPTY_PROTOCOL(ICCameraDeviceDownloadDelegate)
26
27 #endif // MAC_OS_X_VERSION_10_7
28
29 #undef DEFINE_EMPTY_PROTOCOL
30
31 #endif // BASE_MAC_COCOA_PROTOCOLS_H_
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