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Update the Layers control when layers are added or removed

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Submitted upstream as https://github.com/CloudMade/Leaflet/pull/1169.
This commit is contained in:
Tom Hughes 2012-11-22 12:27:12 +00:00
parent 7ac7db35b8
commit 048f831119
1 changed files with 17 additions and 2 deletions
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19
vendor/assets/leaflet/leaflet.js vendored
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@ -7295,6 +7295,7 @@ L.Control.Layers = L.Control.extend({
this._layers = {};
this._lastZIndex = 0;
this._handlingClick = false;
for (var i in baseLayers) {
if (baseLayers.hasOwnProperty(i)) {
@ -7313,9 +7314,19 @@ L.Control.Layers = L.Control.extend({
this._initLayout();
this._update();
map
.on('layeradd', this._update, this)
.on('layerremove', this._update, this);
return this._container;
},
onRemove: function (map) {
map
.off('layeradd', this._update)
.off('layerremove', this._update);
},
addBaseLayer: function (layer, name) {
this._addLayer(layer, name);
this._update();
@ -7395,7 +7406,7 @@ L.Control.Layers = L.Control.extend({
},
_update: function () {
if (!this._container) {
if (!this._container || this._handlingClick) {
return;
}
@ -7466,6 +7477,8 @@ L.Control.Layers = L.Control.extend({
inputsLen = inputs.length,
baseLayer;
this._handlingClick = true;
for (i = 0; i < inputsLen; i++) {
input = inputs[i];
obj = this._layers[input.layerId];
@ -7483,6 +7496,8 @@ L.Control.Layers = L.Control.extend({
if (baseLayer) {
this._map.fire('baselayerchange', {layer: baseLayer});
}
this._handlingClick = false;
},
_expand: function () {
@ -7990,4 +8005,4 @@ L.Map.include({
}(this));
}(this));