svghmi/widget_back.ysl2
author Edouard Tisserant <edouard.tisserant@gmail.com>
Tue, 16 Feb 2021 09:38:28 +0100
branchsvghmi
changeset 3144 2af6afaccaf2
parent 2958 895d3f2b1786
child 3232 7bdb766c2a4d
permissions -rw-r--r--
SVGHMI: i18n: ensure langs always appea in same order, and add two variables that are updated automatically when selecting a new language : lang_name and lang_code. Also fixed i18n startup, prevent wrong lang numer to crash loading.
// widget_back.ysl2

template "widget[@type='Back']", mode="widget_class"
    ||
    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)");
        }
    }
    ||