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node-red-nodes/99-sample.html.demo
2020-01-12 16:34:01 +00:00

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<!-- Sample html file that corresponds to the 99-sample.js file -->
<!-- This creates and configures the onscreen elements of the node -->
<!-- If you use this as a template, update the copyright with your own name. -->
<!-- First, the content of the edit dialog is defined. -->
<script type="text/html" data-template-name="sample">
<!-- data-template-name identifies the node type this is for -->
<!-- Each of the following divs creates a field in the edit dialog. -->
<!-- Generally, there should be an input for each property of the node. -->
<!-- The for and id attributes identify the corresponding property -->
<!-- (with the 'node-input-' prefix). -->
<!-- The available icon classes are defined Font Awesome Icons (FA Icons) -->
<div class="form-row">
<label for="node-input-topic"><i class="fa fa-tasks"></i> Topic</label>
<input type="text" id="node-input-topic" placeholder="Topic">
</div>
<br/>
<!-- By convention, most nodes have a 'name' property. The following div -->
<!-- provides the necessary field. Should always be the last option -->
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
<input type="text" id="node-input-name" placeholder="Name">
</div>
</script>
<!-- Next, some simple help text is provided for the node. -->
<script type="text/html" data-help-name="sample">
<!-- data-help-name identifies the node type this help is for -->
<!-- This content appears in the Info sidebar when a node is selected -->
<!-- The first <p> is used as the pop-up tool tip when hovering over a -->
<!-- node in the palette. -->
<p>Simple sample input node. Just sends a single message when it starts up.
This is not very useful.</p>
<p>Outputs an object called <b>msg</b> containing <b>msg.topic</b> and
<b>msg.payload</b>. msg.payload is a String.</p>
</script>
<!-- Finally, the node type is registered along with all of its properties -->
<!-- The example below shows a small subset of the properties that can be set-->
<script type="text/javascript">
RED.nodes.registerType('sample',{
category: 'input', // the palette category
defaults: { // defines the editable properties of the node
name: {value:""}, // along with default values.
topic: {value:"", required:true}
},
inputs:1, // set the number of inputs - only 0 or 1
outputs:1, // set the number of outputs - 0 to n
// set the icon (held in icons dir below where you save the node)
icon: "myicon.png", // saved in icons/myicon.png
label: function() { // sets the default label contents
return this.name||this.topic||"sample";
},
labelStyle: function() { // sets the class to apply to the label
return this.name?"node_label_italic":"";
}
});
</script>