tungpt247 · August 29, 2015 14:23 · Sep 10, 2014
diff --git a/UINavigationBar+CustomHeight.h b/UINavigationBar+CustomHeight.h
@@ -0,0 +1,31 @@
+//
+//  UINavigationBar+CustomHeight.h
+//
+//  Copyright (c) 2014 Maciej Swic
+//
+//  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 <UIKit/UIKit.h>
+
+@interface UINavigationBar (CustomHeight)
+
+- (void)setHeight:(CGFloat)height;
+
+@end
diff --git a/UINavigationBar+CustomHeight.m b/UINavigationBar+CustomHeight.m
@@ -0,0 +1,55 @@
+//
+//  UINavigationBar+CustomHeight.m
+//
+//  Copyright (c) 2014 Maciej Swic
+//
+//  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 "UINavigationBar+CustomHeight.h"
+#import "objc/runtime.h"
+
+static char const *const heightKey = "Height";
+
+@implementation UINavigationBar (CustomHeight)
+
+- (void)setHeight:(CGFloat)height
+{
+    objc_setAssociatedObject(self, heightKey, @(height), OBJC_ASSOCIATION_RETAIN_NONATOMIC);
+}
+
+- (NSNumber *)height
+{
+    return objc_getAssociatedObject(self, heightKey);
+}
+
+- (CGSize)sizeThatFits:(CGSize)size
+{
+    CGSize newSize;
+
+    if (self.height) {
+        newSize = CGSizeMake(self.superview.bounds.size.width, [self.height floatValue]);
+    } else {
+        newSize = [super sizeThatFits:size];
+    }
+
+    return newSize;
+}
+
+@end
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