OC中使用UI自己定义控件实现计算器的设计(版本号1简单的加减乘除,连加,连减,连除,连乘)
- OC中使用UI自己定义控件实现计算器的设计(版本号1简单的加减乘除,连加。连减,连除,连乘)
- #import <UIKit/UIKit.h>
- @interface ViewController : UIViewController<UIApplicationDelegate>
- {
- float _operator1;
- float _operator2;
- float _result;
- }
- @end
- #import "ViewController.h"
- @interface ViewController ()
- @end
- @implementation ViewController
- - (void)viewDidLoad {
- [super viewDidLoad];
- UITextField * textFied1 = [[UITextField alloc]initWithFrame:CGRectMake(10, 30, 300 ,50)];
- textFied1.borderStyle = UITextBorderStyleLine;
- textFied1.backgroundColor = [UIColor redColor];
- [self.view addSubview:textFied1];
- textFied1.clearButtonMode = UITextFieldViewModeAlways;
- textFied1.tag = 007;
- UIButton * btn1 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn1.Frame=CGRectMake(10, 90, 70, 70);
- btn1.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn1];
- [btn1 setTitle:@"7" forState:UIControlStateNormal];
- [btn1 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- btn1.tag = 7;
- UIButton * btn2 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn2.Frame=CGRectMake(85, 90, 70, 70);
- btn2.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn2];
- [btn2 setTitle:@"8" forState:UIControlStateNormal];
- btn2.tag = 8;
- [btn2 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn3 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn3.Frame=CGRectMake(160, 90, 70, 70);
- btn3.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn3];
- [btn3 setTitle:@"9" forState:UIControlStateNormal];
- btn3.tag = 9;
- [btn3 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn4 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn4.Frame=CGRectMake(235, 90, 70, 70);
- btn4.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn4];
- [btn4 setTitle:@"/" forState:UIControlStateNormal];
- btn4.tag = 13;
- [btn4 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn5 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn5.Frame=CGRectMake(10, 165, 70, 70);
- btn5.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn5];
- [btn5 setTitle:@"4" forState:UIControlStateNormal];
- btn5.tag = 4;
- [btn5 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn6 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn6.Frame=CGRectMake(85, 165, 70, 70);
- btn6.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn6];
- [btn6 setTitle:@"5" forState:UIControlStateNormal];
- btn6.tag = 5;
- [btn6 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn7 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn7.Frame=CGRectMake(160, 165, 70, 70);
- btn7.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn7];
- [btn7 setTitle:@"6" forState:UIControlStateNormal];
- btn7.tag = 6;
- [btn7 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn8 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn8.Frame=CGRectMake(235, 165, 70, 70);
- btn8.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn8];
- [btn8 setTitle:@"X" forState:UIControlStateNormal];
- btn8.tag = 12;
- [btn8 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn9 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn9.Frame=CGRectMake(10, 240, 70, 70);
- btn9.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn9];
- [btn9 setTitle:@"1" forState:UIControlStateNormal];
- btn9.tag = 1;
- [btn9 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn10 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn10.Frame=CGRectMake(85, 240, 70, 70);
- btn10.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn10];
- [btn10 setTitle:@"2" forState:UIControlStateNormal];
- btn10.tag = 2;
- [btn10 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn11 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn11.Frame=CGRectMake(160, 240, 70, 70);
- btn11.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn11];
- [btn11 setTitle:@"3" forState:UIControlStateNormal];
- btn11.tag = 3;
- [btn11 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn12 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn12.Frame=CGRectMake(235, 240, 70, 70);
- btn12.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn12];
- [btn12 setTitle:@"-" forState:UIControlStateNormal];
- btn12.tag = 11;
- [btn12 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn13 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn13.Frame=CGRectMake(10, 315, 70, 70);
- btn13.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn13];
- [btn13 setTitle:@"0" forState:UIControlStateNormal];
- btn13.tag = 0;
- [btn13 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn14 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn14.Frame=CGRectMake(85, 315, 145, 70);
- btn14.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn14];
- [btn14 setTitle:@"=" forState:UIControlStateNormal];
- btn14.tag = 14;
- [btn14 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- UIButton * btn15 = [UIButton buttonWithType:UIButtonTypeCustom];
- btn15.Frame=CGRectMake(235, 315, 70, 70);
- btn15.backgroundColor = [UIColor orangeColor];
- [self.view addSubview:btn15];
- [btn15 setTitle:@"+" forState:UIControlStateNormal];
- btn15.tag = 10;
- [btn15 addTarget:self action:@selector(btnClick:) forControlEvents:UIControlEventTouchUpInside];
- // Do any additional setup after loading the view, typically from a nib.
- }
- //enum calCul
- //{
- // add,
- // sub,
- // mul,
- // mod
- //};
- //
- //typedef enum calCul calCul;
- int count;
- -(void)btnClick:(UIButton *)btn
- {
- NSString * str = [[NSString alloc]init];
- if (btn.tag == 0) {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"0";
- //_operator1 = 0;
- field.text = str;
- }
- else if(btn.tag==1)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"1";
- //_operator2 = 1;
- field.text = str;
- }
- else if(btn.tag==2)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"2";
- field.text = str;
- }
- else if(btn.tag==3)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"3";
- field.text = str;
- }
- else if(btn.tag==4)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"4";
- field.text = str;
- }
- else if(btn.tag==5)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"5";
- field.text = str;
- }
- else if(btn.tag==6)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"6";
- field.text = str;
- }
- else if(btn.tag==7)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"7";
- field.text = str;
- } else if(btn.tag==8)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"8";
- field.text = str;
- }
- else if(btn.tag==9)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"9";
- field.text = str;
- }
- else if(btn.tag==10)
- {
- count = 1;
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- //str = @"+";
- str = field.text;
- //_result = _operator1;
- _operator1 = [str doubleValue];
- //str = [[NSString alloc]initWithFormat:@"%.2f",_result];
- field.text = str;
- }
- else if(btn.tag==11)
- {
- count = 2;
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- //str = @"-";
- //_result = _operator1 + _operator2;
- str = field.text;
- _operator1 = [str doubleValue];
- field.text = str;
- }
- else if(btn.tag==12)
- {
- count = 3;
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- //str = @"*";
- str = field.text;
- _operator1 = [str doubleValue];
- field.text = str;
- }
- else if(btn.tag==13)
- {
- count = 4;
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- //str = @"/";
- str = field.text;
- _operator1 = [str doubleValue];
- field.text = str;
- }
- else if(btn.tag==14)
- {
- UITextField * field = ( UITextField * )[self.view viewWithTag:007];
- str = @"=";
- str = field.text;
- _operator2 = [str doubleValue];
- if (count==1) {
- _result = _operator1 + _operator2;
- }
- else if(count == 2)
- {
- _result = _operator1 - _operator2;
- }
- else if(count == 3)
- {
- _result = _operator1 * _operator2;
- }
- else if(count==4)
- {
- _result = _operator1 / _operator2;
- }
- str = [[NSString alloc]initWithFormat:@"%.6f",_result];
- field.text = str;
- }
- }
- -(BOOL)textFieldShouldBeginEditing:(UITextField *)textField
- {
- return YES;
- }
- - (void)didReceiveMemoryWarning {
- [super didReceiveMemoryWarning];
- // Dispose of any resources that can be recreated.
- }
- @end
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