- First Commit

Example/Pods/PureLayout/PureLayout/PureLayout/NSLayoutConstraint+PureLayout.h

@@ -0,0 +1,84 @@
+//
+//  NSLayoutConstraint+PureLayout.h
+//  https://github.com/PureLayout/PureLayout
+//
+//  Copyright (c) 2013-2015 Tyler Fox
+//
+//  This code is distributed under the terms and conditions of the MIT license.
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy
+//  of this software and associated documentation files (the "Software"), to
+//  deal in the Software without restriction, including without limitation the
+//  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+//  sell copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in
+//  all copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+//  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+//  IN THE SOFTWARE.
+//
+
+#import "PureLayoutDefines.h"
+
+
+__PL_ASSUME_NONNULL_BEGIN
+
+#pragma mark NSLayoutConstraint+PureLayout
+
+/**
+ A category on NSLayoutConstraint that allows constraints to be easily installed & removed.
+ */
+@interface NSLayoutConstraint (PureLayout)
+
+
+#pragma mark Batch Constraint Creation
+
+/** Creates all of the constraints in the block, then installs (activates) them all at once.
+    All constraints created from calls to the PureLayout API in the block are returned in a single array.
+    This may be more efficient than installing (activating) each constraint one-by-one. */
++ (__NSArray_of(NSLayoutConstraint *) *)autoCreateAndInstallConstraints:(ALConstraintsBlock)block;
+
+/** Creates all of the constraints in the block but prevents them from being automatically installed (activated).
+    All constraints created from calls to the PureLayout API in the block are returned in a single array. */
++ (__NSArray_of(NSLayoutConstraint *) *)autoCreateConstraintsWithoutInstalling:(ALConstraintsBlock)block;
+
+
+#pragma mark Set Priority For Constraints
+
+/** Sets the constraint priority to the given value for all constraints created using the PureLayout API within the given constraints block.
+    NOTE: This method will have no effect (and will NOT set the priority) on constraints created or added without using the PureLayout API! */
++ (void)autoSetPriority:(ALLayoutPriority)priority forConstraints:(ALConstraintsBlock)block;
+
+
+#pragma mark Identify Constraints
+
+#if __PureLayout_MinBaseSDK_iOS_8_0 || __PureLayout_MinBaseSDK_OSX_10_10
+
+/** Sets the identifier for all constraints created using the PureLayout API within the given constraints block.
+    NOTE: This method will have no effect (and will NOT set the identifier) on constraints created or added without using the PureLayout API! */
++ (void)autoSetIdentifier:(NSString *)identifier forConstraints:(ALConstraintsBlock)block;
+
+/** Sets the string as the identifier for this constraint. Available in iOS 7.0 and OS X 10.9 and later. */
+- (instancetype)autoIdentify:(NSString *)identifier;
+
+#endif /* __PureLayout_MinBaseSDK_iOS_8_0 || __PureLayout_MinBaseSDK_OSX_10_10 */
+
+
+#pragma mark Install & Remove Constraints
+
+/** Activates the the constraint. */
+- (void)autoInstall;
+
+/** Deactivates the constraint. */
+- (void)autoRemove;
+
+@end
+
+__PL_ASSUME_NONNULL_END