[OpenLayers-Users] mousedown

[Eric Lemoine]

On Monday, May 4, 2009, Greg Ederer <greg at ergonosis.com> wrote:
> For reference, here's my code so far:
>
>        OpenLayers.Control.Click = OpenLayers.Class(OpenLayers.Control, {
>          defaultHandlerOptions: {
>            'single': true,
>            'double': false,
>            'mousedown' : false,
>            'pixelTolerance': 0,
>            'stopSingle': false,
>            'stopDouble': false
>          },
>
>          initialize: function(options)
>          {
>            this.handlerOptions = OpenLayers.Util.extend(
>            {}, this.defaultHandlerOptions
>              );
>            OpenLayers.Control.prototype.initialize.apply(
>              this, arguments
>              );
>            this.handler = new OpenLayers.Handler.Click(
>              this, {
>                'click': this.onClick,
>                'dblclick': this.onDblclick,
>                'mousedown' : this.onMouseDown
>              }, this.handlerOptions
>              );
>          },
>
>          onMouseDown : function(evt)
>          {
>            alert('hi');
>          },
>
>          ...
>
>        var controls = {
>          "single": new OpenLayers.Control.Click({
>            hanlerOptions: {
>              "single": true
>            }
>          }),
>          "mousedown": new OpenLayers.Control.Click({
>            hanlerOptions: {
>              "single": true
>            }
>          }),
>          "double": new OpenLayers.Control.Click({
>            handlerOptions: {
>              "single": false,
>              "double": true
>            }
>          }),
>          "both": new OpenLayers.Control.Click({
>            handlerOptions: {
>              "single": true,
>              "double": true
>            }
>          }),
>          "drag": new OpenLayers.Control.Click({
>            handlerOptions: {
>              "single": true,
>              "pixelTolerance": null
>            }
>          }),
>          "stopsingle": new OpenLayers.Control.Click({
>            handlerOptions: {
>              "single": true,
>              "stopSingle": true
>            }
>          }),
>          "stopdouble": new OpenLayers.Control.Click({
>            handlerOptions: {
>              "single": false,
>              "double": true,
>              "stopDouble": true
>            }
>          })
>        };
>
>        var control;
>        for(var key in controls) {
>          control = controls[key];
>          // only to route output here
>          control.key = key;
>          this.map.addControl(control);
>        //console.log('added control: ' + key);
>        }
>
> But, onMouseDown never gets called.

This is expected. The Click handler can be passed "click" and
"dblclick" callbacks only.

Cheers,




>
> Greg
>
> On May 4, 2009, at 10:16 AM, Greg Ederer wrote:
>
>> Hi,
>>
>> I need to capture mousedown events on a Map.  I'm using a custom
>> OpenLayers.Control.Click for click and dblclick.  But, Click does not
>> appear to handle mousedown events.  Any suggestions?
>>
>> Thanks!
>>
>> Greg
>> _______________________________________________
>> Users mailing list
>> Users at openlayers.org
>> http://openlayers.org/mailman/listinfo/users
>
> _______________________________________________
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> http://openlayers.org/mailman/listinfo/users
>

-- 
Eric Lemoine

Camptocamp France SAS
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Mail : eric.lemoine at camptocamp.com
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