小控件集合

来源：互联网发布：win7 for mac 安装iso 编辑：程序博客网时间：2024/06/06 04:42

// 旋转按钮

UIActivityIndicatorView *alert = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(100, 200, 100, 100)];

[alert setColor:[UIColor grayColor]];

[_window addSubview:alert];

[alert startAnimating];

[alert release];

- (void)startAnimating;

- (void)stopAnimating;

- (BOOL)isAnimating;

效果图:

//下弹选择框

UIActionSheet *sheet = [[UIActionSheet alloc] initWithTitle:@"标题" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"buttt" otherButtonTitles:@"button2",@"button3", nil];

[sheet showInView:_window];

[sheet release];

效果图:

//左右选择框

UISegmentedControl *seg = [[UISegmentedControl alloc] initWithItems:@[@"aaa", @"aaa"]];

[seg setFrame:CGRectMake(50, 100, 100, 30)];

[_window addSubview:seg];

[seg release];

//滑动选择框

UISwitch *sw = [[UISwitch alloc] initWithFrame:CGRectMake(50, 150, 50, 30)];

[_window addSubview:sw];

[sw release];

//工具条

UIToolbar *too = [[UIToolbar alloc] initWithFrame:CGRectMake(0, 528, 320, 40)];

[too setBackgroundColor:[UIColor grayColor]];

[_window addSubview:too];

[too release];

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