[txtField resignFirstResponder];
UIActionSheet *actionSheet = [[UIActionSheet alloc] initWithTitle:@""
delegate:self
cancelButtonTitle:nil
destructiveButtonTitle:nil
otherButtonTitles:nil, nil];
self.m_actionSheet = actionSheet;
[actionSheet release];
UIToolbar *pickerDateToolbar = [[UIToolbar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)];
pickerDateToolbar.barStyle = UIBarStyleBlackOpaque;
[pickerDateToolbar sizeToFit];
NSMutableArray *barItems = [[NSMutableArray alloc] init];
UIBarButtonItem *cancelBtn = [[UIBarButtonItem alloc] initWithTitle:@"取消" style:UIBarButtonItemStyleBordered target:self action:@selector(toolBarCanelClick)];
[barItems addObject:cancelBtn];
[cancelBtn release];
UIBarButtonItem *flexSpace = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:self action:nil];
[barItems addObject:flexSpace];
[flexSpace release];
UIBarButtonItem *doneBtn = [[UIBarButtonItem alloc] initWithTitle:@"完成" style:UIBarButtonItemStyleDone target:self action:@selector(toolBarDoneClick)];
[barItems addObject:doneBtn];
[doneBtn release];
[pickerDateToolbar setItems:barItems animated:YES];
[m_actionSheet addSubview:pickerDateToolbar];
UIPickerView *pickerView = [[UIPickerView alloc] initWithFrame:CGRectMake(0, 44, 0, 0)];
pickerView.showsSelectionIndicator = YES;
pickerView.dataSource = self;
pickerView.delegate = self;
[pickerView selectRow:1 inComponent:0 animated:YES];
[m_actionSheet addSubview:pickerView];
[pickerView release];
[m_actionSheet showInView:self.view];
[m_actionSheet setBounds:CGRectMake(0,0,320, 500)];
点击完成可以获取picker选中值
-(void)toolBarCanelClick{
[m_actionSheet dismissWithClickedButtonIndex:0 animated:YES];
-(void)toolBarDoneClick{
[m_actionSheet dismissWithClickedButtonIndex:0 animated:YES];
// UIDatePicker *datePicker=(UIDatePicker*)[datePickerSheet viewWithTag:DATE_PICKER_TAG];
// birthdayField.text=[UIUtils convertUIDate:datePicker.date];
下边的就pickerview的delegate了，自己定义就行
#pragma mark pickview delegate
//组件数
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
return 1;
//每个组件的行数
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
return [m_mutArrIntervalTime count]*50;
//初始化每个组件每一行数据
- (NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component
return [m_mutArrIntervalTime objectAtIndex:(row%[m_mutArrIntervalTime count])];
//选中picker cell,save ArrayIndex
- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
NSUInteger max = 0;
NSUInteger base10 = 0;
if(component == 0)
max = [m_mutArrIntervalTime count]*50;
base10 = (max/2)-(max/2)%[m_mutArrIntervalTime count];
[pickerView selectRow:[pickerView selectedRowInComponent:component]%[m_mutArrIntervalTime count]+base10 inComponent:component animated:false];
//替换text居中
- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view {
UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(12.0f, 0.0f, [pickerView rowSizeForComponent:component].width-12, [pickerView rowSizeForComponent:component].height)];
label.text = [m_mutArrIntervalTime objectAtIndex:(row%[m_mutArrIntervalTime count])];//[m_mutArrSensorList objectAtIndex:row-1];
label.textAlignment = UITextAlignmentCenter;
return [label autorelease];
