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nitro priv js comboLookup.js
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priv/js/comboLookup.js

function comboClear(dom) { qi('comboContainer_' + dom).style.display = 'none'; activeCombo = undefined; currentItem = undefined };
function comboSelect(dom, row, feed, mod) {
let elem = qi(dom); comboClear(dom);
// elem.value = event.currentTarget.innerHTML;
elem.value = row;
elem.scrollIntoView();
elem.style.backgroundColor = 'white';
direct(tuple(atom('comboSelect'), string(dom), string(row), string(feed), atom(mod)));
}
function comboLostFocus(e) { }
function comboOnFocus(e) { }
function comboLookupKeydown(dom, feed, mod) {
var char = event.which || event.keyCode;
if (activeCombo && currentItem && [37, 38, 39, 40, 13, 32].includes(char)) { event.preventDefault() }
}
function comboLookupKeyup(dom, feed, mod) {
var char = event.which || event.keyCode;
if (char == 27) { qi(dom).value = ''; comboClear(dom); return}
if (!activeCombo && char == 40) {
activeCombo = dom;
direct(tuple(atom('comboKeyup'), atom('all'), string(dom), string(feed), atom(mod)));
return
}
if ([13, 32].includes(char) && currentItem) { currentItem.click(); return }
if (activeCombo && [37, 38, 39, 40].includes(char)) {
if (char == 37) { set_focus(qi('comboContainer_' + dom).firstChild) }
if (char == 39) { set_focus(qi('comboContainer_' + dom).lastChild) }
if (char == 40) { set_focus( currentItem ? currentItem.nextSibling : qi('comboContainer_' + dom).firstChild) }
if (char == 38) { set_focus( currentItem ? currentItem.previousSibling : qi('comboContainer_' + dom).lastChild) }
console.log('keyboard working with dropdown: ' + char);
}
else {
activeCombo = dom;
direct(tuple(atom('comboKeyup'), querySource(dom), string(dom), string(feed), atom(mod)));
}
}
function set_focus(elem) {
if (elem) {
if(currentItem) {currentItem.style.backgroundColor = "white"}
// elem.style.backgroundColor = "cornflowerblue"
elem.style.backgroundColor = "pink"
elem.scrollIntoView()
currentItem = elem
}
}
document.addEventListener("click", () => {
if (activeCombo && !event.target.closest('#comboContainer_' + activeCombo)) {
qi(activeCombo).value = '';
comboClear(activeCombo);
}
})
var activeCombo = undefined
var currentItem = undefined