IOS 数字+大写字母键盘

数字+大写字母键盘

.h 文件

#import <UIKit/UIKit.h>

@protocol ButtClickDelegate<NSObject>
-(void)alphaAndNumClicked:(NSString*)passString;

@end


@interface ZYUpcaseNumPadView : UIInputView
@property (assign, nonatomic)  id<ButtClickDelegate>delegate;
@end

.m 文件

#import "ZYUpcaseNumPadView.h"

#define ALPHAITEMPADDING 3

@implementation ZYUpcaseNumPadView

-(instancetype)initWithFrame:(CGRect)frame inputViewStyle:(UIInputViewStyle)inputViewStyle
{
    if (self = [super initWithFrame:frame inputViewStyle:inputViewStyle]) {
        [self createUpperCaseAlphaAndNumItems];
    }
    return self;
}

-(void)createUpperCaseAlphaAndNumItems
{
    
  NSArray *alphaArray = @[@"1",@"2",@"3",@"4",@"5",@"6",@"7",@"8",@"9",@"0",@"Q",@"W",@"E",@"R",@"T",@"Y",@"U",@"I",@"O",@"P",@"A",@"S",@"D",@"F",@"G",@"H",@"J",@"K",@"L",@"Z",@"X",@"C",@"V",@"B",@"N",@"M",@""];
    CGFloat alphaItemWidth = (MY_WIHTE - 11*ALPHAITEMPADDING) / 10;
    CGFloat alphaItemHeight = alphaItemWidth *1.3;
    
    for (int i = 0; i<4; i++) {
        if (i==2) {
            for (int j = 0; j<9; j++) {
                UIButton *alphaButt = [UIButton buttonWithType:UIButtonTypeCustom];
                alphaButt.frame = CGRectMake(j*(alphaItemWidth+ALPHAITEMPADDING)+ALPHAITEMPADDING+alphaItemWidth/2, i*(alphaItemHeight+ALPHAITEMPADDING)+ALPHAITEMPADDING, alphaItemWidth, alphaItemHeight);
                [alphaButt setTitle:alphaArray[(i*10)+j] forState:UIControlStateNormal];
                [alphaButt setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
                alphaButt.backgroundColor = [UIColor whiteColor];
                alphaButt.layer.cornerRadius = 3.0f;
                [alphaButt addTarget:self action:@selector(alphaAndNumButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
                [self addSubview:alphaButt];
            }
        }else if (i==3)
        {
            for (int j = 0; j<8; j++) {
                UIButton *alphaButt = [UIButton buttonWithType:UIButtonTypeCustom];
                alphaButt.frame = CGRectMake((j+1)*(alphaItemWidth+ALPHAITEMPADDING)+ALPHAITEMPADDING, i*(alphaItemHeight+ALPHAITEMPADDING)+ALPHAITEMPADDING, alphaItemWidth, alphaItemHeight);
                [alphaButt setTitle:alphaArray[(i*10)-1+j] forState:UIControlStateNormal];
                [alphaButt setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
                alphaButt.backgroundColor = [UIColor whiteColor];
                alphaButt.layer.cornerRadius = 3.0f;
                [alphaButt addTarget:self action:@selector(alphaAndNumButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
                [self addSubview:alphaButt];
                if (j==7) {
                    [alphaButt setImage:[UIImage imageNamed:@"delete_black"] forState:UIControlStateNormal];
                    alphaButt.frame = CGRectMake(alphaButt.frame.origin.x, alphaButt.frame.origin.y, alphaItemWidth*3/2, alphaItemHeight);
                }
                self.frame = CGRectMake(0, 0, MY_WIHTE, CGRectGetMaxY(alphaButt.frame)+ALPHAITEMPADDING);
            }
        }
        else
        {
            for (int j = 0; j<10; j++) {
                UIButton *alphaButt = [UIButton buttonWithType:UIButtonTypeCustom];
                alphaButt.frame = CGRectMake(j*(alphaItemWidth+ALPHAITEMPADDING)+ALPHAITEMPADDING, i*(alphaItemHeight+ALPHAITEMPADDING)+ALPHAITEMPADDING, alphaItemWidth, alphaItemHeight);
                [alphaButt setTitle:alphaArray[(i*10)+j] forState:UIControlStateNormal];
                [alphaButt setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];
                alphaButt.backgroundColor = [UIColor whiteColor];
                alphaButt.layer.cornerRadius = 3.0f;
                [alphaButt addTarget:self action:@selector(alphaAndNumButtonClicked:) forControlEvents:UIControlEventTouchUpInside];
                [self addSubview:alphaButt];
            }
        }
    }
}

-(void)alphaAndNumButtonClicked:(UIButton*)clickedButt
{
    if (self.delegate&&[self.delegate respondsToSelector:@selector(alphaAndNumClicked:)]) {
        [self.delegate alphaAndNumClicked:clickedButt.titleLabel.text];
    }
}
@end

源码地址