inputAccessoryView的使用

最新推荐文章于 2019-05-23 11:04:47 发布

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最新推荐文章于 2019-05-23 11:04:47 发布

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分类专栏： iOS

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本文详细介绍了如何在iOS应用中利用UIToolbar组件实现上下左右的操作功能，包括设置样式、添加按钮、配置输入辅助视图等关键步骤。

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http://2015.iteye.com/blog/1572609

UIToolbar *toolbar = [[UIToolbar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)];
toolbar.barStyle = UIBarStyleBlackTranslucent;
self.myToolbar = toolbar;
[toolbar release];
UIBarButtonItem *lastButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"上一项" style:UIBarStyleBlackOpaque target:self action:@selector(getLastTextField)];
UIBarButtonItem *nextButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"下一项" style:UIBarStyleBlackOpaque target:self action:@selector(getNextTextField)];
UIBarButtonItem *spaceButtonItem = [[UIBarButtonItem alloc]initWithBarButtonSystemItem: UIBarButtonSystemItemFlexibleSpace target:nil action:nil];
UIBarButtonItem *hiddenButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"隐藏键盘" style:UIBarStyleBlackOpaque target:self action:@selector(keyboardDown:)];
NSArray *array = [NSArray arrayWithObjects:lastButtonItem, nextButtonItem, spaceButtonItem, hiddenButtonItem, nil];
[self.myToolbar setItems:array];
[lastButtonItem release];
[nextButtonItem release];
[spaceButtonItem release];
myTextField.inputAccessoryView = self.myToolbar;
myTextField.delegate = self;
nextTextField.inputAccessoryView = self.myToolbar;
nextTextField.delegate = self;