BaseNavigationViewController.m

/*********************************************************************
 * 版权所有   magic_Zzz
 *
 * 文件名称： BaseNavigationViewController 基础navigation
 * 内容摘要： 基础抽屉
 * 其它说明： 实现文件
 * 作 成 者： ZGD
 * 完成日期： 2016年03月08日
 * 修改记录1：
 * 修改日期：
 * 修 改 人：
 * 修改内容：
 * 修改记录2：
 **********************************************************************/
#import "BaseNavigationViewController.h"
#import "Common.h"
#import "UIViewController+BackButtonHandler.h"

@interface BaseNavigationViewController ()<UINavigationControllerDelegate>

@end

@implementation BaseNavigationViewController

- (id)initWithRootViewController:(UIViewController *)rootViewController
{
    self = [super initWithRootViewController:rootViewController];
 
//    self.navigationController.interactivePopGestureRecognizer.delegate = (id)self
    
    [self.navigationBar setBarTintColor:ZZZRGB(147, 2, 138)];
    [[UIBarButtonItem appearance] setBackButtonTitlePositionAdjustment:UIOffsetMake(NSIntegerMin, NSIntegerMin) forBarMetrics:UIBarMetricsDefault];
    self.navigationBar.tintColor = [UIColor whiteColor];
    self.navigationBar.translucent = NO;
    [self.navigationBar setTitleTextAttributes:@{NSForegroundColorAttributeName:[UIColor whiteColor]
                                                }];
    return self;
}
-(UIImage *)imageWithColor:(UIColor *)color{
    CGRect rect = CGRectMake(0.0f, 0.0f, 1.0f, 1.0f);
    UIGraphicsBeginImageContext(rect.size);
    CGContextRef context = UIGraphicsGetCurrentContext();
    CGContextSetFillColorWithColor(context, [color CGColor]);
    CGContextFillRect(context, rect);
    UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext(); return image;
}

- (BOOL)navigationBar:(UINavigationBar *)navigationBar shouldPopItem:(UINavigationItem*)item {
    
    if([self.viewControllers count] < [navigationBar.items count]) {
        return YES;
    }
    
    BOOL shouldPop = YES;
    UIViewController* vc = [self topViewController];
    if([vc respondsToSelector:@selector(navigationShouldPopOnBackButton)]) {
        shouldPop = [vc navigationShouldPopOnBackButton];
    }
    
    if(shouldPop) {
        dispatch_async(dispatch_get_main_queue(), ^{
            [self popViewControllerAnimated:YES];
        });
    } else {
        // Workaround for iOS7.1. Thanks to @boliva - http://stackoverflow.com/posts/comments /34452906
        for(UIView *subview in [navigationBar subviews]) {
            if(subview.alpha < 1.) {
                [UIView animateWithDuration:.25 animations:^{
                    subview.alpha = 1.;
                }];
            }
        }
    }
    
    return NO;
}

- (void)viewDidLoad {
    [super viewDidLoad];
//    self.delegate = self;
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}




@end