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bug: @ionic/angular 5.0.6 and 5.0.7 - ion-input laggy response on iOS

See original GitHub issue

Bug Report

Ionic version:

[x] 5.x

Current behavior:

Reactive form is slow to respond when user taps an input fields on iOS (not Android). Noticeable delay between tapping on field and cursor appearing

Expected behavior:

Cursor appears in tapped field immediately.

Steps to reproduce:

Install demo app from GitHub link below
cd into folder
npm install
ionic serve
Open Developer Tools in Google Chrome
Toggle device toolbar
Choose an iOS device
Refresh page and tap on any input field (select fields work fine)
Choose an Android device
Refresh page and tap on any input field

Related code:

A sample application is available via GitHub: https://github.com/RichardPilbery/ionic_angular_lag_issue

Other information:

Reverting the @ionic/angular version back to 5.0.5 resolves the issue.

Ionic info:

Ionic:

   Ionic CLI                     : 6.4.0 (/usr/local/lib/node_modules/@ionic/cli)
   Ionic Framework               : @ionic/angular 5.0.7
   @angular-devkit/build-angular : 0.803.26
   @angular-devkit/schematics    : 8.3.26
   @angular/cli                  : 8.3.26
   @ionic/angular-toolkit        : 2.2.0

Capacitor:

   Capacitor CLI   : 1.5.0
   @capacitor/core : 1.5.0

Utility:

   cordova-res : not installed
   native-run  : not installed

System:

   NodeJS : v12.4.0 (/usr/local/bin/node)
   npm    : 6.9.0
   OS     : macOS Mojave

Issue Analytics

State:
Created 3 years ago
Comments:5 (3 by maintainers)

Top GitHub Comments

3reactions

liamdebeasicommented, Apr 13, 2020

Thanks for the issue. This issue has already been resolved, and a fix will be available in an upcoming release of Ionic Framework.

0reactions

ionitron-bot[bot]commented, May 16, 2020

Thanks for the issue! This issue is being locked to prevent comments that are not relevant to the original issue. If this is still an issue with the latest version of Ionic, please create a new issue and ensure the template is fully filled out.

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