Thanks that works great.
On Mon, May 24, 2010 at 3:34 PM, Michael Geary <[email protected]> wrote:
> You're passing the wrong argument to GEvent.removeListener().
>
> GEvent.addListener() returns a listener object. That's what you need to
> save in your arrays and later pass to GEvent.removeListener().
>
> For example, instead of the two .push() calls you make after adding the two
> listeners, you could push the correct values like this:
>
> StartListeners.push( GEvent.addListener(
> ZoneStartFinishMarkers[idStart], "dragend", function(){
> ...
> } ) );
>
> FinishListeners.push( GEvent.addListener(
> ZoneStartFinishMarkers[idFinish], "dragend", function() {
> ...
> } ) );
>
> and change this part of your removal loop:
>
>
> var pointerS = StartListeners[i];
> var pointerF = FinishListeners[i];
> GEvent.removeListener(StartFinishMarkers[pointerS]);
> GEvent.removeListener(StartFinishMarkers[pointerF]);
>
> to:
>
> GEvent.removeListener( StartListeners[i] );
> GEvent.removeListener( FinishListeners[i] );
>
> -Mike
>
>
> On Mon, May 24, 2010 at 12:21 PM, nlraley <[email protected]> wrote:
>
>> Okay, I had a typo in the name of the Listeners I was trying to
>> remove. I fixed that; however, I am now getting the following error
>> with the main.js for GoogleMaps. Error line 207 that object doesn't
>> support this property or method. Any ideas as to what I am doing
>> wrong?
>>
>> On May 24, 1:40 pm, Nathan Raley <[email protected]> wrote:
>> > Okay, I am having some trouble removing my listeners for my markers when
>> I
>> > am in the process of clearing them out of my marker manager.
>> >
>> > I have added my markers as such:
>> >
>> > var StartMarker = new GMarker(point1, ZoneStartMarkerOptions);
>> > var FinishMarker = new GMarker(point2, ZoneFinishMarkerOptions);
>> > ZoneStartFinishMarkers[idStart] = StartMarker; // Adds to our
>> > ZoneStartFinishMarkers at our ZoneID * 2
>> > GEvent.addListener(ZoneStartFinishMarkers[idStart], "dragend",
>> function(){ //
>> > Creates the Listener for the StartMarker
>> > var Point = StartMarker.getPoint(); // Gets the new location of
>> the
>> > marker
>> > var ZoneID = StartMarker.getTitle(); // Sets the ZoneID to the ID of
>> the
>> > Zone set in the title above
>> > var pointb = FinishPoints[idFinish]; // Gets the Point of the Finish
>> Marker
>> > Distance = point1.distanceFrom(pointb); // Gets the Distance from the
>> > Finish Marker
>> > UpdateString = "S," + ZoneID + Point + Distance; // Sets the update
>> string
>> > to the new location - S indicates Start} );
>> >
>> > ZoneStartFinishMarkers[idFinish] = FinishMarker; // Adds to our
>> > ZoneStartFinishMarkers at our ZoneID * 2 + 1
>> > GEvent.addListener(ZoneStartFinishMarkers[idFinish], "dragend",
>> function() { //
>> > Creates the Listener for the FinishMarker
>> > var Point = FinishMarker.getPoint(); // Gets the new location of the
>> marker
>> > var ZoneID = FinishMarker.getTitle(); // Sets the ZoneID to the ID of
>> the
>> > Zone set in the title above
>> > var pointb = StartPoints[idStart]; // Gets the Point of the Start
>> Marker
>> > Distance = point2.distanceFrom(pointb); // Gets the Distance from the
>> Start
>> > Marker
>> > UpdateString = "F," + ZoneID + Point + Distance; // Sets the update
>> string
>> > to the new location - F indicates Finish
>> >
>> > } );
>> >
>> > Afterwards I add the ids of the listeners to an array as such:
>> > StartListeners.push(idStart);
>> > FinishListeners.push(idFinish);
>> >
>> > Now I am trying to call a function to remove the listeners when I am
>> getting
>> > ready to destroy the markers and I am doing it like so:
>> > function ClearStartFinishMM() {
>> > alert("ClearStartFinishMM");
>> > if(ZoneStartFinishMM) {
>> > alert(StartListeners.length);
>> > alert(FinishListeners.length);
>> > for(var i = 0; i < FinishListeners.length; i++) {
>> > alert("StartListeners pos " + i + " = " + StartListeners[i]);
>> > alert("FinishListeners pos " + i + " = " +FinishListeners[i]);
>> > var pointerS = StartListeners[i];
>> > var pointerF = FinishListeners[i];
>> > GEvent.removeListener(StartFinishMarkers[pointerS]);
>> > GEvent.removeListener(StartFinishMarkers[pointerF]);}
>> >
>> > ZoneStartFinishMM.clearMarkers();
>> >
>> > }
>> > return;
>> > }
>> >
>> > Now, my array lengths are the length that they are supposed to be, but
>> when
>> > I try to remove the listener I get a StartFinishMarkers is undefined.
>> Any
>> > ideas?
>> >
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