获取UIView的UIViewController

@interface UIView

-(UIViewController *) getViewController;

@end

 

@implementation UIView

 

-(UIViewController*) getViewController{

    for(UIView *next =[self superview];next;next=next.superview) {

         UIResponder* nextResponder = [next nextResponder];

         if([nextResponder isKindOfClass:[UIViewController class]]) {

              return (UIViewController*)nextResponder;

        }

    }

    return nil;

}

@end

-(void)buttonPress{

 

     ElectronFrom *electronForm=[[ElectronFrom alloc]init];

 

     [[self getViewController].navigationController pushViewController:electronForm animated:YES];

 

     [electronForm release];

 

}