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トップに関する質問[Objective-C]UITextFieldのデリゲートでtextFieldShouldBeginEditingが使えない。

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質問編集履歴

1

ソースコードを追記

2015/06/18 11:19

投稿

Satochan24
Satochan24

スコア113

test CHANGED
File without changes
test CHANGED
@@ -9,3 +9,307 @@
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  参考にしたサイト
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  http://andbyyou.com/ios-uipickerview%E3%82%92uiactionsheet%E5%86%85%E3%81%AB%E5%87%BA%E3%81%99%E3%81%8B%E3%81%A4picker%E3%82%92%E8%A4%87%E6%95%B0%E8%A8%AD%E5%AE%9A/
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+
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+
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+
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+
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+ コードを貼ります。もともと、１画面内にピッカーを３つ配置していたのですが、試験的にActionシートでのピッカーを設置している内容です。
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+ [CourseViewController.h]
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+
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+ ```lang-＜#import <UIKit/UIKit.h>
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+
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+
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+ @interface CourseViewController : UIViewController <UIPickerViewDelegate,UIPickerViewDataSource,UIActionSheetDelegate,UITextFieldDelegate>
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+
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+ {
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+
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+ // NSArray *bus_course; バスコースはサーバからの応答データを使用するため固定の値は使用しない。
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+ NSArray *bus_ride_type;
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+ NSArray *bus_measure_time_interval;
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+ UIActionSheet *actionsheet;
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+
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+ }
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+ @property (weak, nonatomic) IBOutlet UILabel *button_entry_label;
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+ perty (nonatomic, strong) NSMutableArray *bus_course_mutable;
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+ @property (nonatomic, strong) NSMutableArray *course_id_mutable;
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+
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+
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+
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+
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+ - (IBAction)button_start:(UIButton *)sender;
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+ - (IBAction)button_back:(UIButton *)sender;
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+
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+ @property (weak, nonatomic) IBOutlet UITextField *textField1;
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+ @property (weak, nonatomic) IBOutlet UITextField *textField2;
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+ @property (weak, nonatomic) IBOutlet UITextField *textField3;
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+ @end＞
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+ コード
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+ ```
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+ [CourseViewController.m]
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+ ```lang-＜
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+ #import "CourseViewController.h"
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+ #import "GPSPositionViewController.h"
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+ @interface CourseViewController ()
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+
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+ @property (weak, nonatomic) IBOutlet UIPickerView *picker;
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+ @property (weak, nonatomic) IBOutlet UIPickerView *picker2;
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+ @property (weak, nonatomic) IBOutlet UIPickerView *picker3;
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+ @end
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+ @implementation CourseViewController
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+ {
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+ // Action sheet test
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+ UIPickerView *picker_1;
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+ UIPickerView *picker_2;
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+ UIPickerView *picker_3;
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+ NSString *pic1_str;
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+ NSString *pic2_str;
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+ NSString *pic3_str;
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+
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+ }
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+
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+ // Action sheet test
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+ @synthesize textField1;
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+ @synthesize textField2;
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+ @synthesize textField3;
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+
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+ - (void)viewDidLoad {
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+ [super viewDidLoad];
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+ // Do any additional setup after loading the view.
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+
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+ // パラメータ受け渡し
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+ _textView_CsName.text = self.Cs_Name;
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+ _textView_UserName.text = self.User_Name;
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+ _Mode = self.Mode;
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+
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+ // 設定運行の処理
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+ if ([_Mode isEqual: @"2"]) {
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+ _button_entry_label.text = @"設定運行";
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+ //_button_entry_label.textColor.redColor;
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+ }
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+ bus_ride_type = [NSArray arrayWithObjects:
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+ @"登園",
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+ @"降園", nil];
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+ bus_measure_time_interval = [NSArray arrayWithObjects:
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+ @"5",
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+ @"10,nil];
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+ _picker.delegate = self;
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+ _picker2.delegate = self;
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+ _picker3.delegate = self;
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+ _picker.dataSource = self;
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+ _picker2.dataSource = self;
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+ _picker3.dataSource = self;
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+ // Action sheet test
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+ textField1.delegate = self;
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+ textField2.delegate = self;
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+ textField3.delegate = self;
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+ textField1.tag = 1;
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+ textField2.tag = 2;
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+ textField3.tag = 3;
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+ CGRect rect = [[UIScreen mainScreen] bounds];
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+ picker_1 = [[UIPickerView alloc] init];
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+ picker_1.frame = CGRectMake(0, rect.size.height, 320, 216);
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+ picker_1.showsSelectionIndicator = YES;
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+ picker_1.delegate = self;
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+ picker_1.dataSource = self;
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+ picker_1.tag = 1;
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+ [self.view addSubview:picker_1];
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+ picker_2 = [[UIPickerView alloc] init];
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+ picker_2.frame = CGRectMake(0, rect.size.height, 320,216);
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+ picker_2.showsSelectionIndicator = YES;
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+ picker_2.delegate = self;
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+ picker_2.dataSource = self;
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+ picker_2.tag = 2;
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+ [self.view addSubview:picker_2];
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+ picker_3 = [[UIPickerView alloc] init];
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+ picker_3.frame = CGRectMake(0, rect.size.height, 320,216);
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+ picker_3.showsSelectionIndicator = YES;
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+ picker_3.delegate = self;
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+ picker_3.dataSource = self;
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+ picker_3.tag = 2;
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+ [self.view addSubview:picker_3];
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+
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+ // Action sheet test
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+ - (BOOL)textFieldShouldBeginEditing:(UITextField *)textField {
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+ CGRect rect = [[UIScreen mainScreen] bounds];
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+ if (textField.tag == 1) {
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+ NSLog(@"1");
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+ picker2.frame = CGRectMake(0, rect.size.height, 320, 216);
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+ [self showPicker1]; //picker1を表示させるメソッドを実行
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+ //キーボードは表示させない
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+ return NO;
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+ }
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+ if (textField.tag == 2) {
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+ NSLog(@"2");
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+ picker1.frame = CGRectMake(0, rect.size.height, 320, 216);
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+ [self showPicker2]; //picker2を表示させるメソッドを実行
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+ //キーボードは表示させない
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+ return NO;
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+ }
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+ return NO;
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+ }
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+ }
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+ @end＞
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+ コード
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+ ```