CAPickerViewDataSource

類說明

        CAPickerView的數(shù)據(jù)代理

CAPickerViewDataSource 方法（點(diǎn)擊查看方法介紹）

CAPickerViewDataSource 方法說明

virtual unsigned int numberOfComponentsInPickerView(CAPickerView* pickerView) = 0

返回值：unsigned int

參數(shù)：

類型 參數(shù)名 說明

CAPickerView* pickerView 當(dāng)前pickerView

解釋：設(shè)定component的數(shù)量

virtual unsigned int numberOfRowsInComponent(CAPickerView* pickerView, unsigned int component) = 0

返回值：unsigned int

參數(shù)：

解釋：設(shè)定component中row的數(shù)量

virtual float widthForComponent(CAPickerView* pickerView, unsigned int component) {return 0;}

返回值：float

參數(shù)：

解釋：設(shè)定component的寬

virtual float rowHeightForComponent(CAPickerView* pickerView, unsigned int component) {return 0;}

返回值：float

參數(shù)：

解釋：設(shè)定row的高

virtual CCString* titleForRow(CAPickerView* pickerView, unsigned int row, unsigned int component) {return NULL;}

返回值：CCString*

參數(shù)：

解釋：設(shè)定row的顯示內(nèi)容

virtual CAView* viewForRow(CAPickerView* pickerView, unsigned int row, unsigned int component) {return NULL;}

返回值：CAView*

參數(shù)：

解釋：設(shè)定row的顯示內(nèi)容

virtual CAView* viewForSelect(CAPickerView* pickerView, unsigned int component, const CCSize& size) {return NULL;}

返回值：CAView*

參數(shù)：

解釋：設(shè)定選中row的view