UIKit之UISearchBar

#import "TestController.h"

@interface TestController ()<UISearchBarDelegate>
@property(strong, nonatomic)UISearchBar *searchBar;
@end

@implementation TestController

- (void)viewDidLoad {
    [super viewDidLoad];
    
}

- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar{
    NSLog(@"执行取消搜索操作");
}
- (void)searchBarResultsListButtonClicked:(UISearchBar *)searchBar{
    NSLog(@"下拉按钮");
}
- (BOOL)searchBar:(UISearchBar *)searchBar shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text{
    NSLog(@"开始键入");
    return YES;
}

#pragma mark - lazyload
- (UISearchBar *)searchBar{
    if (!_searchBar) {
        _searchBar = [[UISearchBar alloc]initWithFrame:CGRectMake(0, 44, kScreenWidth, 40)];
        _searchBar.backgroundColor = [UIColor grayColor];
        [self.view addSubview:self.searchBar];
        
        // 设置代理
        _searchBar.delegate = self;
        // 占位符
        _searchBar.placeholder = @"请输入";
        // 设置风格
        _searchBar.barStyle = UIBarStyleDefault;
        _searchBar.searchBarStyle = UISearchBarStyleDefault;
        // 设置本身带的字体颜色
        _searchBar.tintColor = [UIColor yellowColor];
        // 设置是否透明
        _searchBar.translucent = YES;
        // 取消图标
        _searchBar.showsCancelButton = YES;
        // 图书图标
        _searchBar.showsBookmarkButton = YES;
        // 显示搜索结果按钮
        _searchBar.showsSearchResultsButton = YES;
        // 键盘类型
        _searchBar.keyboardType = UIKeyboardAppearanceDefault;
    }
    return _searchBar;
}

@end