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  • UISearchBar控件UI操作

    UISearchBar属性相关

    _searchBar = [[UISearchBar alloc] initWithFrame:CGRectZero];// 初始化,不解释

        [self.searchBar setPlaceholder:@"Search"];// 搜索框的占位符

        [self.searchBar setPrompt:@"Prompt"];// 顶部提示文本,相当于控件的Title

        [self.searchBar setBarStyle:UIBarMetricsDefault];// 搜索框样式

        [self.searchBar setTintColor:[UIColor blackColor]];// 搜索框的颜色,当设置此属性时,barStyle将失效

        [self.searchBar setTranslucent:YES];// 设置是否透明

        [self.searchBar setBackgroundImage:[UIImage imageNamed:@"image0"]];// 设置背景图片

        [self.searchBar setSearchFieldBackgroundImage:[UIImage imageNamed:@"image3"]forState:UIControlStateNormal];// 设置搜索框中文本框的背景

        [self.searchBar setSearchFieldBackgroundImage:[UIImage imageNamed:@"image0"]forState:UIControlStateHighlighted];

        [self.searchBar setSearchFieldBackgroundPositionAdjustment:UIOffsetMake(30,30)];// 设置搜索框中文本框的背景的偏移量

        

        [self.searchBar setSearchResultsButtonSelected:NO];// 设置搜索结果按钮是否选中

        [self.searchBar setShowsSearchResultsButton:YES];// 是否显示搜索结果按钮

        

        [self.searchBar setSearchTextPositionAdjustment:UIOffsetMake(30, 0)];// 设置搜索框中文本框的文本偏移量

        

        

        

        [self.searchBar setInputAccessoryView:_btnHide];// 提供一个遮盖视图

        [self.searchBar setKeyboardType:UIKeyboardTypeEmailAddress];// 设置键盘样式

        

        // 设置搜索框下边的分栏条

        [self.searchBar setShowsScopeBar:YES];// 是否显示分栏条

        [self.searchBar setScopeButtonTitles:[NSArrayarrayWithObjects:@"Singer",@"Song",@"Album", nil]];// 分栏条,栏目

        [self.searchBar setScopeBarBackgroundImage:[UIImage imageNamed:@"image3"]];//分栏条的背景颜色

        [self.searchBar setSelectedScopeButtonIndex:1];// 分栏条默认选中的按钮的下标

        

        

        [self.searchBar setShowsBookmarkButton:YES];// 是否显示右侧的“书图标”

        

        [self.searchBar setShowsCancelButton:YES];// 是否显示取消按钮

        [self.searchBar setShowsCancelButton:YES animated:YES];

        

        // 是否提供自动修正功能(这个方法一般都不用的)

        [self.searchBar setSpellCheckingType:UITextSpellCheckingTypeYes];// 设置自动检查的类型

        [self.searchBar setAutocorrectionType:UITextAutocorrectionTypeDefault];// 是否提供自动修正功能,一般设置为UITextAutocorrectionTypeDefault

        

        self.searchBar.delegate = self;// 设置代理

        [self.searchBar sizeToFit];

        myTableView.contentInset =UIEdgeInsetsMake(CGRectGetHeight(self.searchBar.bounds), 0, 0, 0);

        

        [self.view addSubview:myTableView];

        

        [myTableView addSubview:self.searchBar];

    设置输入框的颜色

    UITextField *txfSearchField = [_searchBar valueForKey:@"_searchField"];//获取输入框
    txfSearchField.backgroundColor = [UIColor redColor];

    设置搜索栏icon大小

    UISearchBarIcon UIImageView *searchIcon = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"yourSearchBarIconImage"]];
    searchIcon.frame = CGRectMake(10, 10, 24, 24);
    [searchBar addSubview:searchIcon];

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  • 原文地址:https://www.cnblogs.com/bug-sniper/p/4719950.html
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