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added fix for touch enabled devices using the layer control

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This commit is contained in:
DennisSchiefer 2012-06-14 07:35:26 +01:00
parent 308b8e5f48
commit 2e71ad3060
1 changed files with 39 additions and 1 deletions
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40
WebContent/base/leaflet/L.Control.QueryableLayers.js
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@ -16,8 +16,46 @@ or see http://www.gnu.org/licenses/agpl.txt.
*/ */
// queryable Layers control // queryable Layers control
// [simply Control.Layers extended by query functions] // [simply Control.Layers extended by query functions and some fixes for touch screens]
L.Control.QueryableLayers = L.Control.Layers.extend({ L.Control.QueryableLayers = L.Control.Layers.extend({
// changes to leaflet behaviour
_initLayout: function () {
this._container = L.DomUtil.create('div', 'leaflet-control-layers');
L.DomEvent.disableClickPropagation(this._container); // change to Leaflet: always disable click propagation
this._form = L.DomUtil.create('form', 'leaflet-control-layers-list');
if (this.options.collapsed) {
L.DomEvent.addListener(this._container, 'mouseover', this._expand, this);
L.DomEvent.addListener(this._container, 'mouseout', this._collapse, this);
var link = this._layersLink = L.DomUtil.create('a', 'leaflet-control-layers-toggle');
link.href = '#';
link.title = 'Layers';
if (L.Browser.touch) {
L.DomEvent.addListener(link, 'click', this._expand, this);
L.DomEvent.disableClickPropagation(link); // change to Leaflet: disable click propagation
} else {
L.DomEvent.addListener(link, 'focus', this._expand, this);
}
this._map.on('movestart', this._collapse, this);
// TODO keyboard accessibility
this._container.appendChild(link);
} else {
this._expand();
}
this._baseLayersList = L.DomUtil.create('div', 'leaflet-control-layers-base', this._form);
this._separator = L.DomUtil.create('div', 'leaflet-control-layers-separator', this._form);
this._overlaysList = L.DomUtil.create('div', 'leaflet-control-layers-overlays', this._form);
this._container.appendChild(this._form);
},
// new query functionality
getActiveLayerName: function () { getActiveLayerName: function () {
var i, input, obj, var i, input, obj,
inputs = this._form.getElementsByTagName('input'), inputs = this._form.getElementsByTagName('input'),