beremiz

SVGHMI: minimal JSON Table Widget communication infra + corresponding python code as py_ext code in svghmi test. To be continued.
svghmi
2020-07-14, Edouard Tisserant
b6a9ef7f7e43
SVGHMI: minimal JSON Table Widget communication infra + corresponding python code as py_ext code in svghmi test. To be continued.
// widget_jsontable.ysl2
template "widget[@type='JsonTable']", mode="widget_class"
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class JsonTableWidget extends Widget{
on_click(evt) {
const query = {
offset: '42',
filter: '*powerloss*',
args: this.args
};
const options = {
method: 'POST',
body: JSON.stringify(query),
headers: {'Content-Type': 'application/json'}
}
fetch(this.args[0], options)
.then(res => res.json())
.then(res => console.log(res));
}
init() {
this.element.setAttribute("onclick", "hmi_widgets['"+this.element_id+"'].on_click(evt)");
}
}
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