CAPickerViewDataSource

由 ?﹏???ζ???﹏﹏? 创建， 最后一次修改 2016-09-08 类说明        CAPickerView的数据代理CAPickerViewDataSource 方法（点击查看方法介绍）方法说明numberOfComponentsInPickerView设定component的数量numberOfRowsInComponent设定component中row的数量widthForComponent设定component的宽rowHeightForComponent设定row的高titleForRow设定row的显示内容viewForRow设定备选row的viewviewForSelect设定选中row的viewCAPickerViewDataSource 方法说明virtual unsigned int numberOfComponentsInPickerView(CAPickerView* pickerView) = 0返回值：unsigned int参数：类型参数名说明CAPickerView*pickerView当前pickerView类型 参数名 说明CAPickerView* pickerView 当前pickerView解释：设定component的数量virtual unsigned int numberOfRowsInComponent(CAPickerView* pickerView, unsigned int component) = 0返回值：unsigned int参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned intcomponent当前的component解释：设定component中row的数量virtual float widthForComponent(CAPickerView* pickerView, unsigned int component) {return 0;}返回值：float参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned intcomponent当前的component解释：设定component的宽 virtual float rowHeightForComponent(CAPickerView* pickerView, unsigned int component) {return 0;}返回值：float参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned intcomponent当前的component解释：设定row的高 virtual CCString* titleForRow(CAPickerView* pickerView, unsigned int row, unsigned int component) {return NULL;}返回值：CCString*参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned introw当前的rowunsigned intcomponent当前的component解释：设定row的显示内容 virtual CAView* viewForRow(CAPickerView* pickerView, unsigned int row, unsigned int component) {return NULL;}返回值：CAView*参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned introw当前的rowunsigned intcomponent当前的component解释：设定row的显示内容 virtual CAView* viewForSelect(CAPickerView* pickerView, unsigned int component, const CCSize& size) {return NULL;}返回值：CAView*参数：类型参数名说明CAPickerView*pickerView当前pickerViewunsigned intcomponent当前的componentconst CCSize&size被选中row的size解释：设定选中row的view