简单的页面登陆和页面跳转_移动开发_编程开发_程序员俱乐部

@interface _1_11LoginViewController : UIViewController {
	IBOutlet UITextField *namefield;
	IBOutlet UITextField *passwordfield;
}
@property (nonatomic,retain) UITextField *namefield;
@property (nonatomic,retain) UITextField *passwordfield;
@property (nonatomic,retain) UIButton *allowButton;
-(IBAction)login;
-(IBAction)namefieldEditing:(id)sender;
-(IBAction)changeTextFile;
-(IBAction)doneLogin;
-(IBAction)allow;
@end

-(IBAction)changeTextFile
{
	[passwordfield becomeFirstResponder]; 

}

#import "successLogin.h"

-(IBAction)doneLogin{
		successLogin *mysuccessLogin = [[successLogin alloc] initWithNibName:@"successLogin" bundle:nil];		
		[self.view.window addSubview:mysuccessLogin.view];
		[mysuccessLogin release];
	}
}

-(IBAction)login{
	if (namefield.text.length<4||passwordfield.text.length<4) {
		UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Wrong" 
							message:@"They are not long enough" 
							delegate:self 
							cancelButtonTitle:@"I konw" 
							otherButtonTitles:nil];
		[alert show];
		[alert release];
	}else {
		successLogin *mysuccessLogin = [[successLogin alloc] initWithNibName:@"successLogin" bundle:nil];
		[self.view.window addSubview:mysuccessLogin.view];
		[mysuccessLogin release];
	}
}