iphone 下的计算器

// // calciViewController.h // calci // // Created by luojiaqi on 10-7-30. // Copyright __MyCompanyName__ 2010. All rights reserved. // #import <UIKit/UIKit.h> typedef enum{ OperatorTypePlus =0, OperatorTypeMinus =1, OperatorTypeMultiply =2, OperatorTypeDivide =3, }OperatorType; @interface calciViewController : UIViewController { UITextField *txtResult; UIButton *btnOne; UIButton *btnTwo; UIButton *btnThree; UIButton *btnFour; UIButton *btnFive; UIButton *btnSix; UIButton *btnSevern; UIButton *btnEight; UIButton *btnNine; UIButton *btnZero; UIButton *btnPlus; UIButton *btnMinus; UIButton *btnMultiply; UIButton *btnDivide; UIButton *btnEqual; UIButton *btnDot; UIButton *btnCe; UIButton *btnBack; UIButton *btnsqrt; UIButton *btnsquare; float result; float currentNumber; BOOL isNumber; BOOL btndotpress; //判断是否按下小数点的变量。 OperatorType currentOperatorType; int i; //i为点击小数点后再每输入一个数都退一个百分位。 } @property (nonatomic,retain) IBOutlet UITextField *txtResult; @property (nonatomic,retain) IBOutlet UIButton *btnOne; @property (nonatomic,retain) IBOutlet UIButton *btnTwo; @property (nonatomic,retain) IBOutlet UIButton *btnThree; @property (nonatomic,retain) IBOutlet UIButton *btnFour; @property (nonatomic,retain) IBOutlet UIButton *btnFive; @property (nonatomic,retain) IBOutlet UIButton *btnSix; @property (nonatomic,retain) IBOutlet UIButton *btnSevern; @property (nonatomic,retain) IBOutlet UIButton *btnEight; @property (nonatomic,retain) IBOutlet UIButton *btnNine; @property (nonatomic,retain) IBOutlet UIButton *btnZero; @property (nonatomic,retain) IBOutlet UIButton *btnPlus; @property (nonatomic,retain) IBOutlet UIButton *btnMinus; @property (nonatomic,retain) IBOutlet UIButton *btnMultiply; @property (nonatomic,retain) IBOutlet UIButton *btnDivide; @property (nonatomic,retain) IBOutlet UIButton *btnEqual; @property (nonatomic,retain) IBOutlet UIButton *btnDot; @property (nonatomic,retain) IBOutlet UIButton *btnCe; @property (nonatomic,retain) IBOutlet UIButton *btnBack; @property (nonatomic,retain) IBOutlet UIButton *btnsqrt; @property (nonatomic,retain) IBOutlet UIButton *btnsquare; -(IBAction) numberPress:(id)sender; -(IBAction) operatorPress:(id)sender; -(IBAction) equalPress:(id)sender; -(IBAction) dotPress:(id)sender; -(IBAction) cePress:(id)sender; -(IBAction) BackPress:(id)sender; -(IBAction) sqrtPress:(id)sender; -(IBAction) squarePress:(id)sender; @end // // calciViewController.h // calci // // Created by luojiaqi on 10-8-1. // Copyright __MyCompanyName__ 2010. All rights reserved. //