テキストフィールドをクリックしてピッカービューを表示/非表示にする方法

Question

-(void)textFieldDidBeginEditing:(UITextField *)myTextField{ 
    [myTextField resignFirstResponder]; 
    UITextField *tempbtn; 
    tempbtn = myTextField; 
    btntagvalue = tempbtn.tag; 
    if(btntagvalue == 1) 
    { 
     if ((quantitypicker.hidden == NO) || (frequencyvalues.hidden == NO) ||(daysnum.hidden == 
    NO)) { 
      [quantitypicker setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((quantitypicker.hidden == NO)||(frequencyvalues.hidden==NO)||(daysnum.hidden==YES)) 
     { 
      [quantitypicker setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
     } 
     if ((quantitypicker.hidden==YES)||(frequencyvalues.hidden==NO)||(daysnum.hidden==NO)) 
    { 
      [frequencyvalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((quantitypicker.hidden==NO)||(frequencyvalues.hidden==YES)||(daysnum.hidden==NO)) 
     { 
      [quantitypicker setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     datevalues = [[UIDatePicker alloc] initWithFrame:CGRectMake(0, 150, 320, 280)]; 
     datevalues.datePickerMode = UIDatePickerModeDateAndTime; 
     datevalues.minimumDate=[NSDate date]; 
     [self.view addSubview:datevalues]; 
     [datevalues addTarget:self 
     action:@selector(datepicker:)forControlEvents:UIControlEventValueChanged]; 

     [datevalues release]; 
    } 

    if (btntagvalue == 2) { 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == NO) ||(daysnum.hidden == NO)) { 
      [datevalues setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == NO) ||(daysnum.hidden == YES)) { 
      [datevalues setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
     } 
     if ((datevalues.hidden == YES) || (frequencyvalues.hidden == NO) ||(daysnum.hidden == NO)) { 
      [frequencyvalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == YES) ||(daysnum.hidden == NO)) { 
      [datevalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 

     quantitypicker = [[UIPickerView alloc] initWithFrame:CGRectMake(0,190,320,220)]; 

     if ([meditype isEqualToString:@"Capsules"]) { 
      quantitytype = [[NSMutableArray 
     alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5",@"6",@"7",@"8",@"9",@"10",nil]; 
     } 

     if ([meditype isEqualToString:@"Eyedrops"]||[meditype isEqualToString:@"Eardrops"]||\ 

     [meditype isEqualToString:@"Nosedrops"]) { 
      quantitytype = [[NSMutableArray 
     alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5",@"6",@"7",@"8",@"9",@"10",nil]; 
     } 

     if ([meditype isEqualToString:@"Inhaler"]) { 
      quantitytype = [[NSMutableArray alloc]initWithObjects:@"1 dose",@"2 doses",@"3 
     doses",@"4 doses",@"5 doses",@"6 doses",@"7 doses",@"8 doses",@"9 doses",@"10 doses",nil]; 
     } 

     if ([meditype isEqualToString:@"Syrup"]) { 
      quantitytype = [[NSMutableArray alloc]initWithObjects:@"1 tablespoon",@"2 
      tablespoon",@"3 tablespoon",@"4 tablespoon",@"5 tablespoon",@"6 tablespoon",@"7 
     tablespoon",@"8 tablespoon",@"9 tablespoon",@"10 tablespoon",nil]; 
     } 

     if ([meditype isEqualToString:@"Oils"]) { 
      quantitytype = [[NSMutableArray alloc]initWithObjects:@"1 ml",@"2 ml",@"3 ml",@"4 
     ml",@"5 ml",@"6 ml",@"7 ml",@"8 ml",@"9 ml",@"10 ml",nil]; 
     } 
     if ([meditype isEqualToString:@"Injections"]) { 
      quantitytype = [[NSMutableArray 
     alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5",@"6",@"7",@"8",@"9",@"10",nil]; 
     } 
     quantitypicker.delegate = self; 
     quantitypicker.showsSelectionIndicator = YES; 
     quantitypicker.autoresizingMask = UIViewAutoresizingFlexibleWidth; 

     [self.view addSubview:quantitypicker]; 
     } 

    if (btntagvalue ==3) { 
     if ((datevalues.hidden == NO) || (quantitypicker.hidden == NO) ||(daysnum.hidden == NO)) { 
      [datevalues setHidden:YES]; 
      [quantitypicker setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (quantitypicker.hidden == NO) ||(daysnum.hidden == YES)) { 
      [datevalues setHidden:YES]; 
      [quantitypicker setHidden:YES]; 
     } 
     if ((datevalues.hidden == YES) || (quantitypicker.hidden == NO) ||(daysnum.hidden == NO)) { 
      [quantitypicker setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (quantitypicker.hidden == YES) ||(daysnum.hidden == NO)) { 
      [datevalues setHidden:YES]; 
      [daysnum setHidden:YES]; 
     } 
     frequencyvalues = [[UIPickerView alloc] initWithFrame:CGRectMake(0, 190, 320, 220)]; 
     arrayfreq = [[NSMutableArray alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5", 
        @"6",@"7",@"8",@"9",@"10",@"11",@"12",@"13",@"14",@"15",@"16", 
        @"17",@"18",@"19",@"20",@"21",@"22",@"23",@"24", nil]; 
     frequencyvalues.delegate = self; 
     frequencyvalues.showsSelectionIndicator = YES; 
     frequencyvalues.autoresizingMask = UIViewAutoresizingFlexibleWidth; 
     [self.view addSubview:frequencyvalues]; 
    } 

    if (btntagvalue ==4) { 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == NO) ||(quantitypicker.hidden == 
     NO)) { 
      [datevalues setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
      [quantitypicker setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == NO) ||(quantitypicker.hidden == 
     YES)) { 
      [datevalues setHidden:YES]; 
      [frequencyvalues setHidden:YES]; 
     } 
     if ((datevalues.hidden == YES) || (frequencyvalues.hidden == NO) ||(quantitypicker.hidden == 
     NO)) { 
      [frequencyvalues setHidden:YES]; 
      [quantitypicker setHidden:YES]; 
     } 
     if ((datevalues.hidden == NO) || (frequencyvalues.hidden == YES) ||(quantitypicker.hidden == 
     NO)) { 
      [datevalues setHidden:YES]; 
      [quantitypicker setHidden:YES]; 
     } 
     daysnum = [[UIPickerView alloc] initWithFrame:CGRectMake(0, 190, 320, 220)]; 
     arraytime = [[NSMutableArray alloc]initWithObjects:@"1",@"2",@"3",@"4",@"5", 
        @"6",@"7",@"8",@"9",@"10",@"11",@"12",@"13",@"14",@"15",@"16", 

     @"17",@"18",@"19",@"20",@"21",@"22",@"23",@"24",@"25",@"26",@"27",@"28",@"29",@"30",@"31", 
     nil]; 
     daysnum.delegate = self; 
     daysnum.showsSelectionIndicator = YES; 
     daysnum.autoresizingMask = UIViewAutoresizingFlexibleWidth; 
     [self.view addSubview:daysnum]; 
    } 
} 

Answer 1

私の問題を鑑賞してくれてありがとうございます。私はそれぞれのループで条件を使って解決しました。私は上記のコードを編集しました