初始化
内部搜索栏高度不随frame改变而改变
UISearchBar * searchBar = [[UISearchBar alloc]initWithFrame:CGRectMake(5,50,self.view.frame.size.width - 10,120)];
颜色设置
searchBar.barStyle = UIBarStyleBlack; //黑色风格 默认是白色 searchBar.searchBarStyle = UISearchBarStyleDefault; // 部件选中时字体变色 searchBar.tintColor = [UIColor blueColor]; searchBar.barTintColor = [UIColor grayColor];
searchBar部件
searchBar.placeholder = @"请输入数字"; //提示,输入时消失 [searchBar setShowsCancelButton:YES]; //右侧取消按钮 [searchBar setShowsSearchResultsButton:YES]; //搜索栏最右侧箭头按钮 [searchBar setShowsBookmarkButton:YES]; //搜索栏右侧书按钮 //SearchResultsButton和BookmarkButton只能显示一个 searchBar.showsScopeBar = YES; //需要先写 ,显示搜索栏下部选择栏 [searchBar setScopeButtonTitles:[[NSArray alloc] initWithObjects:@"one", @"tow", @"three", nil]]; //选择烂标题 searchBar.selectedScopeButtonIndex = 2; //索引
searchBar Delegate
searchBar.delegate = self; // UISearchBar得到焦点并开始编辑时,执行该方法 - (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar { return YES; } //开始编辑时 - (void)searchBarTextDidBeginEditing:(UISearchBar *)searchBar{ [searchBar setShowsCancelButton:YES animated:YES]; // 动画显示取消按钮 } - (BOOL)searchBarShouldEndEditing:(UISearchBar *)searchBar { return YES; } - (void)searchBarTextDidEndEditing:(UISearchBar *)searchBar { } //当搜索框中 文本改变时调用,可以实现实时搜索 - (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText{ }