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2014/10/15 ¤U¤È 10:13:32
iphone Programming Glossary: rowsizeforcomponentwhen picker view selected keyboard still visible http://stackoverflow.com/questions/15436112/when-picker-view-selected-keyboard-still-visible UIView view UILabel retval id view if retval retval UILabel alloc initWithFrame CGRectMake 0.0f 0.0f pickerView rowSizeForComponent component .width pickerView rowSizeForComponent component .height retval.text arr objectAtIndex row objectForKey @ Code.. retval UILabel alloc initWithFrame CGRectMake 0.0f 0.0f pickerView rowSizeForComponent component .width pickerView rowSizeForComponent component .height retval.text arr objectAtIndex row objectForKey @ Code retval.font UIFont fontWithName @ Helvetica Bold.. UIView view UILabel retval id view if retval retval UILabel alloc initWithFrame CGRectMake 0.0f 0.0f pickerView rowSizeForComponent component .width pickerView rowSizeForComponent component .height retval.text arr objectAtIndex row retval.font UIFont..
Custom UIPickerView with three Components each showing label on Selection Indicator http://stackoverflow.com/questions/16734557/custom-uipickerview-with-three-components-each-showing-label-on-selection-indica width of all the wheels combined CGFloat widthofwheels 0 for int i 0 i self.numberOfComponents i widthofwheels self rowSizeForComponent i .width find the left side of the first wheel. seems like a misnomer but that will soon be corrected. CGFloat rightsideofwheel.. int component 0 component self.numberOfComponents component find the right side of the wheel rightsideofwheel self rowSizeForComponent component .width get the text for the label. move on to the next if there is no label for this wheel. NSString text labels..
How do I change the text size and component width of a UIPickerView? http://stackoverflow.com/questions/256556/how-do-i-change-the-text-size-and-component-width-of-a-uipickerview UIView view UILabel retval id view if retval retval UILabel alloc initWithFrame CGRectMake 0.0f 0.0f pickerView rowSizeForComponent component .width pickerView rowSizeForComponent component .height autorelease retval.text @ Demo retval.font UIFont systemFontOfSize.. retval UILabel alloc initWithFrame CGRectMake 0.0f 0.0f pickerView rowSizeForComponent component .width pickerView rowSizeForComponent component .height autorelease retval.text @ Demo retval.font UIFont systemFontOfSize 22 return retval Of course you will..
How to change color of selected row in UIPickerView http://stackoverflow.com/questions/895830/how-to-change-color-of-selected-row-in-uipickerview that. label setTextColor UIColor whiteColor label setBackgroundColor UIColor blackColor CGSize rowSize pickerView rowSizeForComponent component CGRect labelRect CGRectMake 0 0 rowSize.width rowSize.height label setFrame labelRect return label The problem..
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