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Code Issues Releases Wiki Activity

Don't use a fixed ID

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This commit is contained in:
Jeremy Ruston 2023-09-19 15:06:03 +01:00
parent 049797b7cf
commit 0f51406c08
1 changed files with 7 additions and 2 deletions
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9
plugins/tiddlywiki/qrcode/barcodereader.js
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@ -14,6 +14,8 @@ barcodereader widget for reading barcodes
var Widget = require("$:/core/modules/widgets/widget.js").widget; var Widget = require("$:/core/modules/widgets/widget.js").widget;
var nextID = 0;
var BarCodeReaderWidget = function(parseTreeNode,options) { var BarCodeReaderWidget = function(parseTreeNode,options) {
this.initialise(parseTreeNode,options); this.initialise(parseTreeNode,options);
}; };
@ -32,12 +34,15 @@ BarCodeReaderWidget.prototype.render = function(parent,nextSibling) {
this.computeAttributes(); this.computeAttributes();
// Make the child widgets // Make the child widgets
this.makeChildWidgets(); this.makeChildWidgets();
// Generate an ID for this element
var id = "capture-widget-internal-" + nextID;
nextID += 1;
// Create the DOM node and render children // Create the DOM node and render children
var domNode = this.document.createElement("div"); var domNode = this.document.createElement("div");
domNode.className = "tc-readcode-widget"; domNode.className = "tc-readcode-widget";
domNode.setAttribute("width","300px"); domNode.setAttribute("width","300px");
domNode.setAttribute("height","300px"); domNode.setAttribute("height","300px");
domNode.id = "capture" domNode.id = id;
parent.insertBefore(domNode,nextSibling); parent.insertBefore(domNode,nextSibling);
this.renderChildren(domNode,null); this.renderChildren(domNode,null);
this.domNodes.push(domNode); this.domNodes.push(domNode);
@ -58,7 +63,7 @@ BarCodeReaderWidget.prototype.render = function(parent,nextSibling) {
console.log("Scan error",errorMessage); console.log("Scan error",errorMessage);
} }
var html5QrcodeScanner = new __Html5QrcodeLibrary__.Html5QrcodeScanner( var html5QrcodeScanner = new __Html5QrcodeLibrary__.Html5QrcodeScanner(
"capture", id,
{ {
fps: 10, fps: 10,
qrbox: 250 qrbox: 250