svghmi/widget_switch.ysl2
author Edouard Tisserant <edouard.tisserant@gmail.com>
Sun, 14 Feb 2021 05:22:30 +0100
branchsvghmi
changeset 3139 1f5ca646ce6e
parent 2969 88988edb2e93
child 3220 ec365ef396b1
permissions -rw-r--r--
SVGHMI: Add inhibition to widget's apply_hmi_value() so that it does not change variable more frquently than given widget's frequency. This prevents flooding network with many update if browser is producing events at high rate, as for exemple when dragging ScrollBar's cursor.
// widget_switch.ysl2

template "widget[@type='Switch']", mode="widget_class"
    ||
    class SwitchWidget extends Widget{
        frequency = 5;
        dispatch(value) {
            for(let choice of this.choices){
                if(value != choice.value){
                    choice.elt.setAttribute("style", "display:none");
                } else {
                    choice.elt.setAttribute("style", choice.style);
                }
            }
        }
    }
    ||

template "widget[@type='Switch']", mode="widget_defs" {
    param "hmi_element";
    |     choices: [
    const "regex",!"'^(\"[^\"].*\"|\-?[0-9]+|false|true)(#.*)?$'"!;
    foreach "$result_svg_ns//*[@id = $hmi_element/@id]//*[regexp:test(@inkscape:label,$regex)]" {
        const "literal", "regexp:match(@inkscape:label,$regex)[2]";
    |         {
    |             elt:id("«@id»"),
    |             style:"«@style»",
    |             value:«$literal»
    |         }`if "position()!=last()" > ,`
    }
    |     ],
}