// widget_back.ysl2

template "widget[@type='Back']", mode="widget_class"

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class BackWidget extends Widget{

on_click(evt) {

if(jump_history.length > 1){

jump_history.pop();

let [page_name, index] = jump_history.pop();

switch_page(page_name, index);

}

}

init() {

this.element.setAttribute("onclick", "hmi_widgets['"+this.element_id+"'].on_click(evt)");

}

}

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