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一个垃圾计算器
//
// ViewController.m
// calculator
//
// Created by apple on 14-7-10.
// Copyright (c) 2014年 apple. All rights reserved.
//
#import "ViewController.h"
#import "calculat.h"
@interface ViewController ()
{
float result;
int i;
}
@property (weak, nonatomic) IBOutlet UILabel *lab;
@end
@implementation ViewController
- (void)viewDidLoad
{
[super viewDidLoad];
cal = [[calculat alloc] init];
}
- (IBAction)click:(UIButton *)sender
{
NSLog(@"%d, %@", sender.tag, sender.currentTitle);
// self.lab.text = [NSString stringWithFormat:@"%d", sender.tag];
if (cal.opsb == ‘+‘
||cal.opsb==‘-‘
||cal.opsb==‘/‘
||cal.opsb==‘*‘)
{
cal.opvalue2 = cal.opvalue2 * 10 + sender.tag;
self.lab.text = [NSString stringWithFormat:@"%f",cal.opvalue2];
}
else
{
cal.opvalue1 = cal.opvalue1 * 10 + sender.tag;
self.lab.text = [NSString stringWithFormat:@"%f",cal.opvalue1];
}
}
- (IBAction)sb:(id)sender{cal.opsb=‘+‘;
self.lab.text = [NSString stringWithFormat:@"+"];
i=1;
}
- (IBAction)sbm:(id)sender{cal.opsb=‘-‘;
self.lab.text = [NSString stringWithFormat:@"-"];
i=2;
}
- (IBAction)sbc:(id)sender {cal.opsb=‘/‘;
self.lab.text = [NSString stringWithFormat:@"/"];
i=3;
}
- (IBAction)sbh:(id)sender {cal.opsb=‘*‘;
self.lab.text = [NSString stringWithFormat:@"*"];
i=4;
}
- (IBAction)didClickedEqual:(id)sender {
//计算结果
if(i==1)
{
result = [cal work1];
self.lab.text = [NSString stringWithFormat:@"%f", result];
}
else if(i==2)
{
result = [cal work2];
self.lab.text = [NSString stringWithFormat:@"%f", result];
}
else if(i==3)
{
result = [cal work3];
self.lab.text = [NSString stringWithFormat:@"%f", result];
}
else if(i==4)
{
result = [cal work4];
self.lab.text = [NSString stringWithFormat:@"%f", result];
}
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (IBAction)cd:(id)sender
{
cal.opsb = 0;
cal.opvalue1 = 0;
cal.opvalue2 = 0;
self.lab.text = [NSString stringWithFormat:@"0"];
}
@end