I want create a progress bar but percentage is not show in correct way












1















I need to create a progress bar that updates some value. So, I created a component.



percentage (CHILD):



<div class="row">
<div class="col-md-12">
<p>This progress bar uses the customized default values, but changes the type using an input.</p>
<p><ngb-progressbar type="warning" [value]="currentValuePercentage" [striped]="true" [animated]="true" #bar><i>{{currentValuePercentage}}%</i></ngb-progressbar></p>
</div>
</div>


the .ts:



currentValuePercentage: number = 0;
constructor() { }

ngOnInit() {

}

ngOnChanges(changes: SimpleChanges) {
console.log(changes);
if (changes && changes.currentPercentageIncrement) {
this.currentValuePercentage = this.currentValuePercentage+Number(changes.currentPercentageIncrement);

}

}


FATHER HTML component:



<app-percentage #display_percentage></app-percentage>


FATHER .js:



@ViewChild('display_percentage') display_percentage;
//This is called when my father do some operation and so I need to update percentge
this.display_percentage.ngOnChanges({currentPercentageIncrement:(100/this.listMovimenti.length)});


The problem is the percentage is increasing in correct way but the progress bar is not updating in correct way. In details, the progress bar doesn't update but start with 0% and it shows only when the percentage is 100%.










share|improve this question

























  • Use can also use @input

    – Pradip
    Nov 21 '18 at 11:26
















1















I need to create a progress bar that updates some value. So, I created a component.



percentage (CHILD):



<div class="row">
<div class="col-md-12">
<p>This progress bar uses the customized default values, but changes the type using an input.</p>
<p><ngb-progressbar type="warning" [value]="currentValuePercentage" [striped]="true" [animated]="true" #bar><i>{{currentValuePercentage}}%</i></ngb-progressbar></p>
</div>
</div>


the .ts:



currentValuePercentage: number = 0;
constructor() { }

ngOnInit() {

}

ngOnChanges(changes: SimpleChanges) {
console.log(changes);
if (changes && changes.currentPercentageIncrement) {
this.currentValuePercentage = this.currentValuePercentage+Number(changes.currentPercentageIncrement);

}

}


FATHER HTML component:



<app-percentage #display_percentage></app-percentage>


FATHER .js:



@ViewChild('display_percentage') display_percentage;
//This is called when my father do some operation and so I need to update percentge
this.display_percentage.ngOnChanges({currentPercentageIncrement:(100/this.listMovimenti.length)});


The problem is the percentage is increasing in correct way but the progress bar is not updating in correct way. In details, the progress bar doesn't update but start with 0% and it shows only when the percentage is 100%.










share|improve this question

























  • Use can also use @input

    – Pradip
    Nov 21 '18 at 11:26














1












1








1








I need to create a progress bar that updates some value. So, I created a component.



percentage (CHILD):



<div class="row">
<div class="col-md-12">
<p>This progress bar uses the customized default values, but changes the type using an input.</p>
<p><ngb-progressbar type="warning" [value]="currentValuePercentage" [striped]="true" [animated]="true" #bar><i>{{currentValuePercentage}}%</i></ngb-progressbar></p>
</div>
</div>


the .ts:



currentValuePercentage: number = 0;
constructor() { }

ngOnInit() {

}

ngOnChanges(changes: SimpleChanges) {
console.log(changes);
if (changes && changes.currentPercentageIncrement) {
this.currentValuePercentage = this.currentValuePercentage+Number(changes.currentPercentageIncrement);

}

}


FATHER HTML component:



<app-percentage #display_percentage></app-percentage>


FATHER .js:



@ViewChild('display_percentage') display_percentage;
//This is called when my father do some operation and so I need to update percentge
this.display_percentage.ngOnChanges({currentPercentageIncrement:(100/this.listMovimenti.length)});


The problem is the percentage is increasing in correct way but the progress bar is not updating in correct way. In details, the progress bar doesn't update but start with 0% and it shows only when the percentage is 100%.










share|improve this question
















I need to create a progress bar that updates some value. So, I created a component.



percentage (CHILD):



<div class="row">
<div class="col-md-12">
<p>This progress bar uses the customized default values, but changes the type using an input.</p>
<p><ngb-progressbar type="warning" [value]="currentValuePercentage" [striped]="true" [animated]="true" #bar><i>{{currentValuePercentage}}%</i></ngb-progressbar></p>
</div>
</div>


the .ts:



currentValuePercentage: number = 0;
constructor() { }

ngOnInit() {

}

ngOnChanges(changes: SimpleChanges) {
console.log(changes);
if (changes && changes.currentPercentageIncrement) {
this.currentValuePercentage = this.currentValuePercentage+Number(changes.currentPercentageIncrement);

}

}


FATHER HTML component:



<app-percentage #display_percentage></app-percentage>


FATHER .js:



@ViewChild('display_percentage') display_percentage;
//This is called when my father do some operation and so I need to update percentge
this.display_percentage.ngOnChanges({currentPercentageIncrement:(100/this.listMovimenti.length)});


The problem is the percentage is increasing in correct way but the progress bar is not updating in correct way. In details, the progress bar doesn't update but start with 0% and it shows only when the percentage is 100%.







angular bootstrap-4 angular6 ng-bootstrap






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edited Nov 21 '18 at 20:56









cfnerd

2,33392332




2,33392332










asked Nov 21 '18 at 9:51









Doflamingo19Doflamingo19

1178




1178













  • Use can also use @input

    – Pradip
    Nov 21 '18 at 11:26



















  • Use can also use @input

    – Pradip
    Nov 21 '18 at 11:26

















Use can also use @input

– Pradip
Nov 21 '18 at 11:26





Use can also use @input

– Pradip
Nov 21 '18 at 11:26












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