CAPickerViewDataSource

CAPickerViewDataSource Detailed Description

CAPickerView’s data delegate

Access modifier	Method name	Description
public	numberOfComponentsInPickerView	set component number
public	numberOfRowsInComponent	set row number of component
public	widthForComponent	set component width
public	rowHeightForComponent	set row height
public	titleForRow	set display content of row
public	viewForRow	set view of alternative row
public	viewForSelect	set view of selected row

virtual unsigned int numberOfComponentsInPickerView(CAPickerView pickerView) = 0*
Return value: unsigned int
Parameter:

Type	Parameter name	Description
CAPickerView*	pickerView	current pickerView

virtual unsigned int numberOfRowsInComponent(CAPickerView pickerView, unsigned int component) = 0*
Return value: unsigned int
Parameter:

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

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

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

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

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