65 lines
1.7 KiB
Objective-C
65 lines
1.7 KiB
Objective-C
//
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// UINavigationBar+Custom.m
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// GIGA
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//
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// Created by lianxiang on 2018/8/13.
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// Copyright © 2018年 com.giga.ios. All rights reserved.
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//
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#import <objc/runtime.h>
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#import "UINavigationBar+Custom.h"
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static char overlayKey;
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@implementation UINavigationBar (Custom)
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- (UIView *)overlay
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{
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return objc_getAssociatedObject(self, &overlayKey);
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}
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- (void)setOverlay:(UIView *)overlay
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{
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objc_setAssociatedObject(self, &overlayKey, overlay, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
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}
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- (void)cnSetBackgroundColor:(UIColor *)backgroundColor
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{
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if (!self.overlay) {
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[self setBackgroundImage:[UIImage new] forBarMetrics:UIBarMetricsDefault];
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self.overlay = [[UIView alloc] initWithFrame:CGRectMake(0, -PhoneX_STATUBAR_H, [UIScreen mainScreen].bounds.size.width, CGRectGetHeight(self.bounds) + PhoneX_STATUBAR_H)];
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self.overlay.userInteractionEnabled = NO;
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self.overlay.autoresizingMask = UIViewAutoresizingFlexibleWidth|UIViewAutoresizingFlexibleHeight;
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[self insertSubview:self.overlay atIndex:0];
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}
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self.overlay.backgroundColor = [backgroundColor colorWithAlphaComponent:0.2];
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}
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- (void)cnReset
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{
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[self setBackgroundImage:[[UIImage alloc] init] forBarMetrics:UIBarMetricsDefault];
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[self.overlay removeFromSuperview];
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self.overlay = nil;
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}
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-(void)setClearNav
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{
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[self setBackgroundImage:[[UIImage alloc] init] forBarMetrics:UIBarMetricsDefault];
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//设置那条横线直接隐藏
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self.shadowImage = [[UIImage alloc] init];
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if (self.overlay) {
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[self.overlay removeFromSuperview];
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self.overlay = nil;
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}
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}
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-(void)setBackgroundImage{
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[self setBackgroundImage:[UIImage imageNamed:@"nav_red_moment"] forBarMetrics:UIBarMetricsDefault];
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}
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@end
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