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摘要: UIColor* color = [UIColorcolorWithRed:(x/255.0f)green:( y/255.0f)blue:(z/255.0f)alpha:1.0f];x,y,z的值参见RGB颜色表http://www.th7.cn/Program/IOS/201411/320219... 阅读全文
posted @ 2015-06-30 17:29 tongyuling 阅读(628) 评论(0) 推荐(0)
摘要: //返回指定的根视图 [self.navigationControllerpopToViewController:[self.navigationController.viewControllersobjectAtIndex:0]animated:YES]; 阅读全文
posted @ 2015-06-30 17:28 tongyuling 阅读(510) 评论(0) 推荐(0)
摘要: UITextField *textField = [[UITextField alloc] init]; UIImageView *imgv=[[UIImageView alloc] initWithImage:[UIImage imageNamed:@"right.png"]]; textFiel... 阅读全文
posted @ 2015-06-30 17:27 tongyuling 阅读(318) 评论(0) 推荐(0)
摘要: UIStoryboard*stroy = [UIStoryboardstoryboardWithName:@"Main"bundle:nil]; ViewController* view=[stroyinstantiateViewControllerWithIdentifier:@“view"]; ... 阅读全文
posted @ 2015-06-30 17:26 tongyuling 阅读(398) 评论(0) 推荐(0)
摘要: 当一个UITabbarController管理多个UINavigationController的时候,我们又从这每一个UINavigationController中push一个ViewController的时候,如果不作处理,就会出现推出来的ViewController同样会显示TabBar,怎么样... 阅读全文
posted @ 2015-06-30 17:25 tongyuling 阅读(309) 评论(0) 推荐(0)
摘要: 一,重力与碰撞//创建物理仿真器 UIDynamicAnimator*animator = [[UIDynamicAnimatoralloc]initWithReferenceView:self.view]; self.animator= animator;//强引用animator,否则代... 阅读全文
posted @ 2015-06-30 17:24 tongyuling 阅读(207) 评论(0) 推荐(0)
摘要: 1. 2进制转10进制NSString* nb =@"110000000000000000000000000000010100000000100000";longnice =strtol([nbUTF8String],NULL,2);NSLog(@"nict==%ld", nice);2. 1... 阅读全文
posted @ 2015-06-30 17:22 tongyuling 阅读(445) 评论(0) 推荐(0)
摘要: //确保第一区域紧贴导航栏- (void)viewWillAppear:(BOOL)animated{ CGRect frame = _tableView.tableHeaderView.frame; frame.size.height = 1; UIView *headerView = [[... 阅读全文
posted @ 2015-06-30 17:21 tongyuling 阅读(195) 评论(0) 推荐(0)
摘要: 1.添加delegate,2.设置委托,3.实现以下3个方法://开始编辑输入框的时候,软键盘出现,执行此事件-(void)textFieldDidBeginEditing:(UITextField*)textField{ CGRectframe = textField.frame; intoffs... 阅读全文
posted @ 2015-06-30 17:20 tongyuling 阅读(237) 评论(0) 推荐(0)
摘要: 1.获取系统当前的亮度的值self.value=[UIScreenmainScreen].brightness;2.改变亮度值[[UIScreenmainScreen]setBrightness:self.value+0.3]; 阅读全文
posted @ 2015-06-30 17:19 tongyuling 阅读(429) 评论(0) 推荐(0)
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