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authorthakis@chromium.org <thakis@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-06-10 17:12:48 +0000
committerthakis@chromium.org <thakis@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-06-10 17:12:48 +0000
commit930bf6d3d9d8e6c124c1a74650ce5bc24700616a (patch)
treeb6f19e243ee4deb7885077e1ed65f7a5e2cfbcd6 /base/mac
parent5ce9b037dfbd8af45b16a13b5616389c801ca0b7 (diff)
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mac: Move more 10.7 api stuff into sdk_forward_declarations.h
BUG=none TBR=mark@chromium.org Review URL: https://codereview.chromium.org/15870009 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@205234 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base/mac')
-rw-r--r--base/mac/sdk_forward_declarations.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/base/mac/sdk_forward_declarations.h b/base/mac/sdk_forward_declarations.h
index 4b74c36..a2d4013 100644
--- a/base/mac/sdk_forward_declarations.h
+++ b/base/mac/sdk_forward_declarations.h
@@ -4,10 +4,15 @@
// This file contains forward declarations for items in later SDKs than the
// default one with which Chromium is built (currently 10.6).
+// If you call any function from this header, be sure to check at runtime for
+// respondsToSelector: before calling these functions (else your code will crash
+// on older OS X versions that chrome still supports).
#ifndef BASE_MAC_SDK_FORWARD_DECLARATIONS_H_
#define BASE_MAC_SDK_FORWARD_DECLARATIONS_H_
+#import <AppKit/AppKit.h>
+
#if !defined(MAC_OS_X_VERSION_10_7) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
enum {
@@ -49,6 +54,14 @@ typedef NSUInteger NSEventSwipeTrackingOptions;
- (void)setContentsScale:(CGFloat)contentsScale;
@end
+@interface NSScreen (LionSDK)
+- (CGFloat)backingScaleFactor;
+- (NSRect)convertRectToBacking:(NSRect)aRect;
+@end
+
+@interface NSWindow (LionSDK)
+- (CGFloat)backingScaleFactor;
+@end
#endif // MAC_OS_X_VERSION_10_7
#endif // BASE_MAC_SDK_FORWARD_DECLARATIONS_H_