UITextField 属性

- (void)viewDidLoad

{

    [super viewDidLoad];

    UITextField *input=[[UITextField alloc] initWithFrame:CGRectMake(0, 100, 200, 100)];

    self.textfield=input;

    [input setText:@"hahah"];

    input.textAlignment=NSTextAlignmentCenter;

    input.contentVerticalAlignment=UIControlContentVerticalAlignmentCenter;

    input.contentHorizontalAlignment=UIControlContentHorizontalAlignmentCenter;

    

    input.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.5];

    input.textColor=[UIColor blueColor];

    input.keyboardAppearance=UIKeyboardAppearanceLight;

//    input.alpha=0;

    

    input.tintColor=[[UIColor redColor] colorWithAlphaComponent:0.5];

    

    [self.view addSubview:input];

    

}

   UITextField * myTextField = [[UITextField alloc] initWithFrame:CGRectMake(50, 100, 200, 50)];

    myTextField.backgroundColor = [UIColor clearColor];

    //简单设置textField的边缘样式

    myTextField.borderStyle = UITextBorderStyleRoundedRect;

    //占位显示的内容(水印)

    myTextField.placeholder = @"请输入姓名";

    //对齐模式

    myTextField.textAlignment = NSTextAlignmentLeft;

    //显示清除按钮的模式

    myTextField.clearButtonMode = UITextFieldViewModeWhileEditing;

//    设置背景图

//    myTextField.disabledBackground

//    每次输入字符变成点.常用于密码输入

//    myTextField.secureTextEntry = YES;

    //再次编辑就清空

//    text.clearsOnBeginEditing = YES;

    //设置键盘的样式

//    text.keyboardType = UIKeyboardTypeNumberPad;

    //首字母是否大写

//    text.autocapitalizationType = UITextAutocapitalizationTypeNone;

    //return键变成什么键

//    text.returnKeyType =UIReturnKeyDone;

    //键盘外观

//    textView.keyboardAppearance=UIKeyboardAppearanceDefault；

    //按return键键盘往下收

//    becomeFirstResponder

     

     

     

     

//    UIView* view1 = [[UIView alloc]initWithFrame:CGRectMake(0,0,40,0)];

//    UIImageView * imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"music.png"]];

//    imageView.frame = CGRectMake(0,0,40,40);

//    UIImageView * imageView = [[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 40, 40)];

//    imageView.image = [UIImage imageNamed:@"music.png"];

     

     

     

     

     

     

    //左视图,视图可以是UIView下的任意视图.

//    myTextField.leftView = imageView;

    //左视图的显示模式

//    myTextField.leftViewMode = UITextFieldViewModeAlways;

    //右视图

//    myTextField.rightView

    //右视图显示模式

//    myTextField.rightViewMode