svghmi/widget_customhtml.ysl2
author Edouard Tisserant
Thu, 17 Nov 2022 11:08:36 +0100
changeset 3682 c613afdab571
parent 3241 fe945f1f48b7
permissions -rw-r--r--
IDE: Optimization of modification events processing in text editors.

Too many modifications types where registered, and then too many events were fired.
Also, in case of uninterrupted sequence of events, updates to the model is deferred to the end of that sequence (wx.Callafter).
// widget_customhtml.ysl2

widget_desc("CustomHtml") {
    longdesc
    ||
    CustomHtml widget allows insertion of HTML code in a svg:foreignObject.
    Widget content is replaced by foreignObject. HTML code is obtained from
    "code" labeled text content. HTML insert position and size is given with
    "container" labeled element.
    ||

    shortdesc > Custom HTML insert

    // TODO: support reload and POST based on variable content
}

widget_class("CustomHtml"){
    ||
        frequency = 5;
        widget_size = undefined;

        dispatch(value) {
            this.request_animate();
        }

        animate(){
        }

        init() {
            this.widget_size = this.container_elt.getBBox();
            this.element.innerHTML ='<foreignObject x="'+
                this.widget_size.x+'" y="'+this.widget_size.y+
                '" width="'+this.widget_size.width+'" height="'+this.widget_size.height+'"> '+
                this.code_elt.textContent+
                ' </foreignObject>';
        }
    ||
}


widget_defs("CustomHtml") {
    labels("container code");
}