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53 lines
1.1 KiB
53 lines
1.1 KiB
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// Network check component
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enyo.kind({
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name: "FoodChain.NetworkCheck",
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kind: enyo.Control,
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classes: "networkCheck",
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published: { connected: false },
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components: [
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{name: "box", components: []}
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],
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// Constructor
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create: function() {
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this.inherited(arguments);
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this.then = null;
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},
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// Constructor
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rendered: function() {
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this.inherited(arguments);
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},
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// Check the connection
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check: function(then) {
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// Remove previous attempt
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var items = [];
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enyo.forEach(this.$.box.getControls(), function(item) {
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items.push(item);
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});
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for (var i = 0 ; i < items.length ; i++) {
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items[i].destroy();
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}
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// Ping network
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this.then = then;
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this.$.box.createComponent(
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{kind: "Image", showing: false, src: "images/cards/_ping.png?"+(new Date()).getTime(), onload: "networkOK", onerror: "networkKO"},
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{owner: this}
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).render();
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},
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// Update icons depending of network response
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networkOK: function() {
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this.connected = true;
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if (this.then) this.then(this.connected);
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},
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networkKO: function() {
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this.connected = false;
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if (this.then) this.then(this.connected);
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}
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});
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