我正在使用Objective-C来制作一个iOS SpriteKit "GameScene“文件。我有一个SKLabelNode和一个UITextField来输入球员的名字。
怎样才能使UITextField值等于什么来将SKLabelNode更改为说“谢谢”+ UITextField值呢?
(我的代码):
#import "GameScene.h"
@implementation GameScene
-(void)didMoveToView:(SKView *)view {
// Use Objective-C to declare all SpriteKit Objects
// inside the {parameters} of "didMoveToView" method:
// SKLabelNodes (SpriteKit Object) display "text".
// Objective-C object named *winner = SKLabelNode (SpriteKit Object)
SKLabelNode *winner = [SKLabelNode labelNodeWithFontNamed:@"Tahoma"];
winner.text = @"You Win!";
winner.fontSize = 65;
winner.fontColor = [SKColor blueColor];
winner.position = CGPointMake(500,500);
[self addChild:winner];
// UITextFields (SpriteKit Object) allow "text" input from users.
// Objective-C object named *textField = UITextField (SpriteKit Object)
UITextField *textField = [[UITextField alloc]
initWithFrame:CGRectMake(self.size.width/2, self.size.height/2+20, 200, 40)];
textField.center = self.view.center;
textField.borderStyle = UITextBorderStyleRoundedRect;
textField.textColor = [UIColor blackColor];
textField.font = [UIFont systemFontOfSize:17.0];
textField.placeholder = @"Enter your name here";
textField.backgroundColor = [UIColor whiteColor];
textField.autocorrectionType = UITextAutocorrectionTypeYes;
textField.keyboardType = UIKeyboardTypeDefault;
textField.clearButtonMode = UITextFieldViewModeWhileEditing;
[self.view addSubview:textField];
}
-(void)update:(CFTimeInterval)currentTime {
/* Called before each frame is rendered */
}
@end发布于 2015-04-12 10:05:42
您需要使用委托方法。具体来说
- (void)textFieldDidEndEditing:(UITextField *)textField; 要在创建textFeild时执行此操作,请添加以下代码行
[textfield setDelegate:self]还可以添加您在.h文件中休眠委派
@interface ViewController : UIViewController <UITextFieldDelegate>然后,当该代码被调用时,您会说在方法内部
SKLabelNode = [NSString stringWithFormat:@"Thanks %@",textField.text]
https://stackoverflow.com/questions/29585081
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