ios - Changing a label in another view -


i have program multiple views, 1 of them has labels (labelview question), other has text fields(textview question). take info text fields, , put on label, think easiest way calling method labelview textview.

i have tried couple things:

  1. i tried putting method in labelview changed label's values parameters. calling method in textview , passing data through parameters.

  2. i tried making delegate, using this question. unfortunately last step (add settingview.viewcontrollerdelegate=self viewdidload method) failed. settingview undeclared identifier.

does know should do?

edit: here have done, using xman's parent/child view idea. in textview.m:

nsinteger curscore = [self.top1score.text integervalue]; nsinteger curphase = [self.top1phase.text integervalue]; self.top1score.text = [nsstring stringwithformat:@"%d", (curscore += [self.player1txt.text integervalue])]; if ([self.player1txt.text integervalue] < 50) {     self.top1phase.text = [nsstring stringwithformat:@"%d", (curphase += 1)]; } 

two ways achieve this.

1) make childview childview of parentview can directly access parentview properties in childview following

parentview.h

@interface parentview : uiview @property (nonatomic,strong) uitextfield *mytextfield; @end 

childview.h

#import "parentview.h"  @interface childview : parentview @property (nonatomic,strong) uilabel *mylabel; @end 

2) use notification

put in firstview textfield :

[[nsnotificationcenter defaultcenter] postnotificationname:@"senddata" object:yourtextfiels userinfo:nil]; 

put in secondview label is.

[[nsnotificationcenter defaultcenter]addobserver:self selector:@selector(changelabelvalue:) name:@"senddata" object:nil]; 

and method

-(void)changelabelvalue(nsnotification *)irecognizer {      uitextfield *mytextfield = irecognizer object];      //here can change value of label } 

hope you.


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