// widget_back.ysl2

widget_desc("Back") {

longdesc

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Back widget brings focus back to previous page in history when clicked.

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shortdesc > Jump to previous page

}

// TODO: use es6

widget_class("Back")

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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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