我是一份使用目标C的申请书。
在这项申请中,用户在进入新记录时,需要具备调查能力(例如国家、性别、电话类型等)。 在C#中,我通常使用下游 com或像完成这项任务那样做的事情。 目标C中的情况如何? 某人能否向我提供抽样申请?
检查UIPicker 观点。 它利用轮椅展示用户可以选择的一套价值观。 你们需要制造一个物体,通过UIPickerViewDelegate规程,处理用户选择的物品,以及采用UIPickerViewDataSource礼仪来充实采集器观点的物体。
http://developer.apple.com/library/ios/#documentation/uikit/vis/UIPickerView_Class/Reference/UIPickerView.html”rel=“nofollow noreferer”>http://developer.apple.com/library/ios/#documentation/uikit/fer/UIPickerView_Class/Reference/UIPickerView.html>
The equivalent would be a UIPickerView
If you want to choose a date then use UIDatePicker.
UIPickerView is pretty much the same thing as a dropdown combo box, except without the dropdown part
I prefer to use UIActionSheet. Works quite well as combo box.
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我希望我与四舍五入的累进角进行网上讨论。
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