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More tweaks to Blink1 - to better handle unplugginf/replugging

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This commit is contained in:
Dave C-J 2014-02-24 15:17:48 +00:00
parent 9b41a4e051
commit f7cec16f4f
1 changed files with 7 additions and 4 deletions
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11
hardware/blink/77-blink1.js
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@ -16,7 +16,9 @@
var RED = require(process.env.NODE_RED_HOME+"/red/red"); var RED = require(process.env.NODE_RED_HOME+"/red/red");
var Blink1 = require("node-blink1"); var Blink1 = require("node-blink1");
var blink1 = new Blink1.Blink1(); // create a single global blink1 object
// all blink1 nodes affect the same (single) led
var blink1 = blink1 || new Blink1.Blink1();
function Blink1Node(n) { function Blink1Node(n) {
RED.nodes.createNode(this,n); RED.nodes.createNode(this,n);
@ -27,6 +29,7 @@ function Blink1Node(n) {
var p1 = /^\#[A-Fa-f0-9]{6}$/ var p1 = /^\#[A-Fa-f0-9]{6}$/
var p2 = /[0-9]+,[0-9]+,[0-9]+/ var p2 = /[0-9]+,[0-9]+,[0-9]+/
this.on("input", function(msg) { this.on("input", function(msg) {
blink1 = blink1 || new Blink1.Blink1();
if (blink1) { if (blink1) {
try { try {
if (p1.test(msg.payload)) { if (p1.test(msg.payload)) {
@ -60,17 +63,17 @@ function Blink1Node(n) {
node.warn("Blink1 : invalid msg : "+msg.payload); node.warn("Blink1 : invalid msg : "+msg.payload);
} }
} }
} catch (e) { node.warn("Blink1 : error"); } } catch (e) { node.warn("Blink1 : error"); blink1 = null; }
} }
else { else {
node.warn("Blink1 : not found"); node.warn("Blink1 : not found");
} }
}); });
//This ought to work but seems to cause more hangs on closing than not...
this.on("close", function() { this.on("close", function() {
if (blink1 && typeof blink1.close == "function") { if (blink1 && typeof blink1.close == "function") {
blink1.close(); //blink1.close(); //This ought to work but seems to cause more hangs on closing than not...
} }
blink1 = null;
}); });
} }
catch(e) { catch(e) {