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From: Arno Welzel <usenet@arnowelzel.de>
Newsgroups: comp.lang.javascript
Subject: Re: Stop the mouse listener
Date: Thu, 24 Sep 2020 19:43:14 +0200
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Jonas Thörnvall:

> Den torsdag 24 september 2020 kl. 10:14:13 UTC+2 skrev Arno Welzel:
[...]
>> If you want to add a listener which should be removable, you must do
>> that in this way:
>>
>> function myListener(evt) {
>> ...
>> }
>>
>> c.addEventListener('mousemove', myListener);
>> ...
>> c.removeEventListener('mousemove', myListener);

[...]
> Did as you said and let the eventlistener flappin in the breeze.
> But it never starts.
> 
> c.addEventListener("mousedown", myListener);
> 
> function myListener(){
>      mouseDown = getPosition(ctm, evt);
>      message = 'Mouse down: ' + mouseDown.x + ',' + mouseDown.y;
>      mousedown_logic();
> }

See the example here:

<https://jsfiddle.net/2sd9eocq/>



-- 
Arno Welzel
https://arnowelzel.de