Professional Audio Visual Solution

Our Professional Consultation to Fit Your Business Needs

We provide professional audiovisual solutions tailored for a wide range of applications, including school halls, lecture theatres, covered playgrounds, stages, and large-scale exhibitions. We also offer video processing systems that make multimedia updates faster and more convenient. Paired with professional video controllers, our solutions support screen splitting and integration, enabling seamless collaborative presentations and enhanced visual performance.

Projectors

LED Displays

Professional AV

Audio Systems

LED Displays

Large-format LED screens

Indoor LED Displays

Deliver refined image quality and stunning visual experiences
High grayscale, high contrast, and excellent color processing
Smooth and detailed visuals

Outdoor LED Displays

Resistant to high humidity, high and low temperatures, and salt corrosion
Efficient heat dissipation significantly extends lifespan
Easy installation and quick disassembly, with both front and rear access for installation and maintenance

Application

Shop Displays

Experience Centre

Stage Productions

Transformative digital backdrops.

Lecture Halls

Crystal-clear presentation visuals.

Outdoor Ad

High-impact visibility boost for outdoor Ad or broadcast.

LED Poster

LED posters are ideal mobile display solution for different scenarios requiring frequent changes in screen position, width, or content. As the operation and design are simple which are suitable for dining, hotels, schools, and different scales of events.Simple operation which flexibly applicable to different scenarios.

Seamless Splicing

LED poster can be used as standalone signage or spliced to large display wall.

Multiple Pixel Size & Resolution

1.2 mm | 1.5 mm | 1.8 mm | 2.5 mm

Front Maintenance Design

Modules, power supplies, and receiving cards are accessible for front-side maintenance.

Plug-and-Play

Contents can be uploaded by mobile devices, simply power on to instantly display.

Seamless Splicing Technology and Flexible Installation

The LED poster screen can be flexibly installed, serving as a standalone signage screen or seamlessly spliced into a large display.

Application Industries

Schools

Display event information outside the school hall and in covered playgrounds
Show open‑day details at the school gate to attract parents and visitors
Present higher‑quality background visuals during school plays, ceremonies, and performances in the hall
Flexibly position displays in different locations to match hall or indoor design.

Restaurants

Use screens as digital menus to attract customers’ attention and guide ordering
Display promotional and event information
Flexibly tile multiple panels into a large screen to serve as a dynamic backdrop

Hotels

Ideal for weddings, conferences, and exhibitions
Can be tiled into large‑format LED screens for use in multipurpose or banquet halls

Projectors

Flexible Installation

The compact and lightweight design allows seamless integration into limited classroom spaces

High-Quality Display

Daylight View Basic adjusts image quality to ambient light, while dynamic contrast enhances depth by clearly separating dark and bright areas

Multiple Outputs

Various choice of outputs for different meeting scenes

Laser Light Source Model with Durable life span

Equipped with laser diode light source for durable life span

Projection Mapping

Numerous models come with edge blending function, enabling projection mapping application

Professional AV Systems

We offer a full range of equipment, including 4K camcorders, all-in-one conference cameras, live production switchers, and multifunction PTZ cameras, covering everything from meeting rooms to large venues. Each system is customized to suit the application, delivering clear visuals, clean audio, and intuitive operation for consistently professional meetings, live streams, and performances.

Memory Card Camcorders

All-in-one 4K Cameras

Live production switchers

4K multifunction cameras

Professional Audio Systems

Dual-channel infrared receiver, supporting two wireless microphones simultaneously
Independent volume control
Option for hand-free neck strap or handheld microphone
Compatible across all rooms with installed hosts, allowing use of the same microphone

Interactive Touch Panels

Optimizing Conferencing Experience via Interactive Touch Panels

Presentation Sharing

4K content share via HDMI*
Wireless content share via wireless dongle, app or airplay.

*Available in A4 2024 via firmware update

Seamless Collaboration

Built-in touch display and Microsoft whiteboard for real-time collaboration.

BYOD Mode

Plug-and-play, an accessible way to switch between Teams Rooms mode and BYOD mode.

.taglist-checkboxes-css, .searchscope-checkboxes-css { position: absolute; left: -29999px; } .taglist-checkboxes-css:focus + label, .searchscope-checkboxes-css:focus + label { outline: 2px solid #6366f1; /* indigo-500 */ } import VueMyRevealable from '/scripts/vue-my-revealable/src/VueMyRevealable.vue?rnd=ts639158204482658774'; import { ref, watch, computed, onMounted, onBeforeUnmount } from 'vue'; import { useRoute, useRouter } from 'vue-router'; import { useFetch, useWindowSize, onKeyStroke, useFocusWithin } from '@vueuse/core'; // const { useFetch } = VueUse; // export default { components: { 'vue-my-revealable': VueMyRevealable }, props: { 'skipSearchIfNoKeyWord': { type: Boolean, default: false } }, directives: { 'esctoggle': { // v-esctoggle mounted: (el, binding, vnode) => { const handler = (e) => { //console.log('esctoggle / binding', binding); if (e.key === 'Escape' && el.type === 'checkbox') { e.preventDefault(); if (binding && binding.value && typeof(binding.value) === 'function') { binding.value(event); // Call the provided handler function } else { el.checked = false; el.dispatchEvent(new Event('change')); } } }; el.addEventListener('keydown', handler); el._escToggleHandler = handler; }, beforeUnmount: (el, binding, vnode) => { el.removeEventListener('keydown', el._escToggleHandler); } }, 'entertoggle': { // v-entertoggle mounted: (el, binding, vnode) => { const handler = (e) => { if (e.key === 'Enter' && el.type === 'checkbox') { e.preventDefault(); el.checked = !el.checked; el.dispatchEvent(new Event('change')); } }; el.addEventListener('keydown', handler); el._enterToggleHandler = handler; }, beforeUnmount: (el, binding, vnode) => { el.removeEventListener('keydown', el._enterToggleHandler); } }, 'closewhenlostfocus': { // v-closewhenlostfocus mounted(el, binding) { el.__clickOutsideHandler__ = (event) => { if (!(el === event.target || el.contains(event.target))) { if (binding && binding.value && typeof (binding.value) === 'function') { binding.value(event); // Call the provided handler function } else if (binding && binding.value && typeof (binding.value) === 'object') {// responseive overload const { effectiveFromWidth, effectiveToWidth, action } = binding.value; // typeof(effectiveFromWidth, effectiveToWidth)===Number; typeof(action)===Function if (typeof (effectiveFromWidth) === 'number' && typeof (action) === 'function') { const { width: winWidth, height: winHeight } = useWindowSize() // Incoke the action only if the viewport width is within constraints by [effectiveFromWidth] and [effectiveToWidth] if ((!effectiveToWidth || winWidth.value < effectiveToWidth) && (!effectiveFromWidth || winWidth.value >= effectiveFromWidth)) { action(event); } } else { console.warn('[closewhenlostfocus] unknown binding.value; binding=', binding, ';event=', event); } } } }; document.addEventListener('click', el.__clickOutsideHandler__); }, unmounted(el) { document.removeEventListener('click', el.__clickOutsideHandler__); }, } }, setup({ skipSearchIfNoKeyWord }) { const route = useRoute() const router = useRouter() const { width: winWidth, height: winHeight } = useWindowSize() const pdts = ref([]); const scopeTotal = ref(0); const firstRankInView = ref(0); const lastRankInView = ref(0); const totalPageCount = ref(0); const currentPageNo = ref(1); const tagLists = ref([]); const filterPaneModel = ref([]); const isInitializing = ref(true); const isLoading = ref(true); const hasSearchCriteria = ref(false); const hasConnectivityError = ref(false); const suggestions = ref([]); const spellchecks = ref([]); const suggestionPanelCloseLock = ref(false);// shut=true; free-to-open=false const suggestionPanelCloseQuickLock = ref(false);// shut=true; free-to-open=false //console.log(' on load .t=', route?.query?.t, _.chain(route?.query?.t || []).map(function (itm) { return parseInt(itm, 10); }).filter(function (itm) { return itm > 0 }).value()); const uicontrol = ref({ q: route?.query?.q || '', si: (parseInt(route?.query?.si, 10) > 0) ? (parseInt(route?.query?.si, 10) || 0) : 0, c: (parseInt(route?.query?.c, 10) > 0) ? (parseInt(route?.query?.c, 10) || 24) : 24, t: _.filter([].concat(route?.query?.t), itm => itm > 0), b: _.filter([].concat(route?.query?.b), itm => itm > 0), }); const searchboxdomref = ref(null); const searchboxdomref1 = ref(null); const scrollresetdomanchorref = ref(null);//whole search query + filter pane let lastuicontrolvalue = JSON.parse(JSON.stringify(uicontrol.value)); const pagingQueryF = (si) => { var nv = uicontrol.value; var _o = Object.assign({}, nv.q ? { q: nv.q } : {}, nv.si ? { si: nv.si } : {}, (nv.c && nv.c !== 24) ? { c: nv.c } : {}, (nv.t && nv.t.length > 0) ? { t: nv.t } : {}, (nv.b && nv.b.length > 0) ? { b: nv.b } : {}, ); _o.si = si; return _o; }; const debouncedRouteChangeF = _.debounce(function (nv) { //console.log('debounce(watch(uicontrol)) nv=', JSON.parse(JSON.stringify(nv))); router.push({ replace: true, name: 'all', query: Object.assign({}, nv.q ? { q: nv.q } : {}, nv.si ? { si: nv.si } : {}, (nv.c && nv.c !== 24) ? { c: nv.c } : {}, (nv.t && nv.t.length > 0) ? { t: _.filter([].concat(nv.t), itm => itm > 0) } : {}, (nv.b && nv.b.length > 0) ? { b: _.filter([].concat(nv.b), itm => itm > 0) } : {}, ) }); }, 360); const tagReqUrl = ref('/en/api/v1/tags/TagsJson') const tagReqData = ref({ ctxid: 5820, }); const tagPromise = useFetch(tagReqUrl, { method: 'POST', headers: { 'Accept': 'application/json', 'Content-Type': 'application/json' }, body: JSON.stringify(tagReqData.value) }, { refetch: true, timeout: 30000 }).json(); //lastAbortH.value = { // abort: abort, // canAbort: canAbort //}; Promise.all([tagPromise]).then(t => { const [tagTask] = t; const { isFetching: _isFetching, error: _error, data: _data } = tagTask; if (!tagTask) { return; } if (_error?.value) { hasConnectivityError.value = true; setTimeout(function () { hasConnectivityError.value = false }, 4500); return; } if (tagTask.data && tagTask.data.value && tagTask.data.value.success) { if (_data.value && _data.value.payload && _data.value.payload.tags && _data.value.payload.tags.length) { // _data.value.payload.tags[0].tagListLabel / _data.value.payload.tags[0].tagListUmbId const __tls = _.map(_.filter(_data.value.payload.tags, function (t) { return t.tagListMembers && !!t.tagListMembers.length }), function (tO) { return { tagumbid: tO.tagListUmbId, taglbl: tO.tagListLabel, tagmbrs: _.map(tO.tagListMembers, function (tmO) { return { tagmbrumbid: tmO.tagUmbId, tagmbrlbl: tmO.tagLabel }; }) }; }); tagLists.value.push(...__tls); tagLists.value = tagLists.value; } } }); const globalFontSizeChanged = (evt) => { if (evt && evt.type === 'myGlobalFontSizeChanged' && evt.detail && evt.detail.kind) { //console.log('tplProductCategoryItem::globalFontSizeChanged', evt, 'kind=', evt.detail.kind); //setTimeout(function () { // // refreshSuggestionPaneCoorsF(); // immediate //}); } } onMounted(() => { // window.addEventListener('myGlobalFontSizeChanged', globalFontSizeChanged); }); onBeforeUnmount(() => { window.removeEventListener('myGlobalFontSizeChanged', globalFontSizeChanged); }); /** * returns x, y coordinates for absolute positioning of a span within a given text input * at a given selection point * @param {object} input - the input element to obtain coordinates for * @param {number} selectionPoint - the selection point for the input */ const getCursorXY = (input, selectionPoint) => { const { offsetLeft: inputX, offsetTop: inputY, } = input // create a dummy element that will be a clone of our input const div = document.createElement('div') // get the computed style of the input and clone it onto the dummy element const copyStyle = getComputedStyle(input) for (const prop of copyStyle) { div.style[prop] = copyStyle[prop] } // we need a character that will replace whitespace when filling our dummy element if it's a single line <input/> const swap = '.' const inputValue = input.tagName === 'INPUT' ? input.value.replace(/ /g, swap) : input.value // set the div content to that of the textarea up until selection const textContent = inputValue.substr(0, selectionPoint) // set the text content of the dummy element div div.textContent = textContent if (input.tagName === 'TEXTAREA') div.style.height = 'auto' // if a single line input then the div needs to be single line and not break out like a text area if (input.tagName === 'INPUT') div.style.width = 'auto' // create a marker element to obtain caret position const span = document.createElement('span') // give the span the textContent of remaining content so that the recreated dummy element is as close as possible span.textContent = inputValue.substr(selectionPoint) || '.' // append the span marker to the div div.appendChild(span) // append the dummy element to the body document.body.appendChild(div) // get the marker position, this is the caret position top and left relative to the input const { offsetLeft: spanX, offsetTop: spanY } = span // lastly, remove that dummy element // NOTE:: can comment this out for debugging purposes if you want to see where that span is rendered document.body.removeChild(div) // return an object with the x and y of the caret. account for input positioning so that you don't need to wrap the input return { x: inputX + spanX, y: inputY + spanY, } }; const isTextInputOverflowing = ref(false); const spellcheckXCoor = ref(0); const spellcheckYCoor = ref(0); const refreshSuggestionPaneCoorsF = function () { return; if (searchboxdomref.value && searchboxdomref1.value) { //console.log('watch(uicontrol): searchboxdomref: b ', searchboxdomref.value.selectionStart, 'e ', searchboxdomref.value.selectionEnd); const { x, y } = getCursorXY(searchboxdomref.value, searchboxdomref.value.selectionStart); const { y: endTop, x: endLeft } = getCursorXY(searchboxdomref.value, searchboxdomref.value.selectionEnd); const { offsetLeft, offsetWidth, offsetTop, scrollLeft, scrollTop, selectionStart, selectionEnd } = searchboxdomref.value; console.log(' x:', x, ' y:', y, ' endTop:', endTop, ' endLeft:', endLeft, ' offsetLeft:', offsetLeft, ' scrollLeft:', scrollLeft, ' offsetTop:', offsetTop); const { width } = getComputedStyle(searchboxdomref.value); const { width: width1 } = getComputedStyle(searchboxdomref1.value); isTextInputOverflowing.value = (width1 >= width); //console.log(' searchboxdomref.value[' + isTextInputOverflowing.value + ']:', parseInt(width.replace('px', ''), 10), parseInt(width1.replace('px', ''), 10)); // croplastword const { width: referencerWidth } = getComputedStyle(searchboxdomref1.value); //console.log(' searchboxdomref1.value: ', referencerWidth, ' searchboxdomref1.value.style.left', searchboxdomref1.value); const { paddingRight, lineHeight, height: inputboxHeight, width: inputboxWidth } = getComputedStyle(searchboxdomref.value); const _newY = parseInt(inputboxHeight.replace('px', ''), 10); spellcheckYCoor.value = _newY; const _newX = (parseInt(inputboxWidth.replace('px', ''), 10) - parseInt(spellcheckXCoor.value, 10)) < 0 ? -9999 : (referencerWidth.replace('px', '') - scrollLeft); spellcheckXCoor.value = _newX; //console.log(' _newX:', _newX, ' _newY:', _newY, ' inputboxWidth', inputboxWidth); } }; const croppedInputQueryStr = computed(() => { if (!(searchboxdomref.value && searchboxdomref1.value)) return; const isCaretMode = (searchboxdomref.value.selectionStart == searchboxdomref.value.selectionEnd); var _1 = (uicontrol.value.q + '').replace(/\s+$/, ''); ////if (isCaretMode) { //// _1 = _1.substring(0, searchboxdomref.value?.selectionStart); ////} //// ////var _lastSpacePos = _1.lastIndexOf(' '); ////if (_lastSpacePos > -1) { //// _1 = _1.substr(0, _lastSpacePos); ////} else { //// _1 = ''; ////} // HACK, adjust the pane xy coors on page load setTimeout(function () { refreshSuggestionPaneCoorsF(); // immediate }); return _1; }); // initialize: adjust the pane xy coors on page load setTimeout(function () { //console.log('refreshSuggestionPaneCoorsF(init)', new Date()); ////////if (searchboxdomref.value) { //////// searchboxdomref.value.focus(); // .setSelectionRange() will work only if focus() is targeted at. //////// //console.log('refreshSuggestionPaneCoorsF(init/1)', new Date()); //////// searchboxdomref.value.setSelectionRange(searchboxdomref.value.value?.length, searchboxdomref.value.value?.length); //////// //console.log('refreshSuggestionPaneCoorsF(init/2)', searchboxdomref.value.value?.length); ////////} refreshSuggestionPaneCoorsF(); // immediate }); const lastAbortH = ref(null); watch( () => route.query,//route.fullpath (nv, ov) => { uicontrol.value.q = nv.q || ''; uicontrol.value.si = parseInt(nv.si || 0, 10); uicontrol.value.c = parseInt(nv.c || 24, 10); uicontrol.value.t = nv.t || []; uicontrol.value.b = nv.b || []; // window.scrollTop reset on pagination, etc... if (scrollresetdomanchorref.value) { const _rect = scrollresetdomanchorref.value.getBoundingClientRect(); const _isInViewPort = ( _rect.top < (window.innerHeight || document.documentElement.clientHeight) && _rect.left < (window.innerWidth || document.documentElement.clientWidth) && _rect.bottom > 0 && _rect.right > 0 ); if (!_isInViewPort) { window.scrollTo({ top: 0, behavior: "instant" // smooth }); } } if (!(!nv.si && ov.si == '0')) {// optimization, prevent double querying if .si=='0' refreshSearchResultF(nv); } } ); watch(uicontrol, (nv, ov) => { let toSetSiZero = false; if (nv?.q !== lastuicontrolvalue?.q) { toSetSiZero = true; } if (_.sortBy(nv?.t).join(',') !== _.sortBy(lastuicontrolvalue?.t).join(',')) { toSetSiZero = true; } //console.log('nv?.q !== lastuicontrolvalue?.q', 'nv?.q=', nv?.q, 'lastuicontrolvalue?.q=', lastuicontrolvalue?.q); //console.log('nv?.t !== lastuicontrolvalue?.t', 'nv?.t=', nv?.t, 'lastuicontrolvalue?.t=', lastuicontrolvalue?.t); if (toSetSiZero) { nv.si = 0; // when keyword is changed, reset the .si to 0 } debouncedRouteChangeF(nv); //refreshSuggestionPaneCoorsF(); lastuicontrolvalue = JSON.parse(JSON.stringify(nv)); }, { immediate: true, deep: true }); const facetCountDir = ref([]); const facetCountInScopeF = (tagId) => { const _tagId = parseInt(tagId, 10); return computed(() => { const _foundCounts = _.filter(facetCountDir.value, function (itm) { return itm.tagid === _tagId; }); if (_foundCounts && _foundCounts.length > 0) { //console.log('itm.tagid === _tagId', _tagId, _foundCounts[0].scopecount); return _foundCounts[0].scopecount || 0; } return 0; }); }; const isHideIfEmptyResult = computed(() => { return (skipSearchIfNoKeyWord && !hasSearchCriteria.value && (!pdts.value || pdts.value.length < 1) ); }); const refreshSearchResultF = async (routeQuery) => { var nv = routeQuery; if (skipSearchIfNoKeyWord && (nv.q === undefined || nv.q.trim() === '')) { pdts.value = []; scopeTotal.value = 0; firstRankInView.value = 0; lastRankInView.value = 0; currentPageNo.value = 0; totalPageCount.value = 0; //selectedPageNo.value = 1; hasSearchCriteria.value = false; isInitializing.value = false; isLoading.value = false; return; } if (lastAbortH.value) { if (lastAbortH.value.canAbort && lastAbortH.value.canAbort.value) { lastAbortH.value.abort(); } } const keywordsSplit = (nv.q || '').replace(/\s+$/, '').split(' '); const lastKeywordsSplit = (keywordsSplit.length > 1) ? keywordsSplit[keywordsSplit.length - 1] : '*'; const reqUrl = ref('/en/api/v1/pdts/IndexJson')// const reqData = ref({ ctxid: 5820, q: nv.q || '', tids: nv.t ? [].concat(nv.t) : [], si: parseInt(nv.si || 0, 10), c: parseInt(nv.c || 24, 10), src: 'kb', }); const reqUrlCombined = ref(reqUrl.value);// + '?' + new URLSearchParams(reqData.value)) try { isLoading.value = true; const { isFetching, error, data, abort, canAbort } = await useFetch(reqUrlCombined, { method: 'POST', headers: { 'Accept': 'application/json', 'Content-Type': 'application/json' }, body: JSON.stringify(reqData.value) }, { refetch: true, timeout: 60000 }).json(); lastAbortH.value = { abort: abort, canAbort: canAbort }; if (error?.value) { hasConnectivityError.value = true; setTimeout(function () { hasConnectivityError.value = false }, 5000); return; } if (data && data.value && data.value.success && data.value.payload && data.value.payload.pdts) { pdts.value = [].concat(data.value.payload.pdts); scopeTotal.value = data.value.payload.scopetotal; firstRankInView.value = parseInt(reqData.value.si, 10) + 1; lastRankInView.value = ((parseInt(reqData.value.si, 10) + parseInt(reqData.value.c, 10)) >= scopeTotal.value) ? scopeTotal.value : (parseInt(reqData.value.si, 10) + parseInt(reqData.value.c, 10)); currentPageNo.value = Math.floor(parseInt(reqData.value.si, 10) / parseInt(reqData.value.c, 10)) + 1 totalPageCount.value = Math.ceil(scopeTotal.value / parseInt(reqData.value.c, 10)); selectedPageNo.value = currentPageNo.value; hasSearchCriteria.value = reqData.value.q?.length > 0 || reqData.value.tids?.length > 0; } if (data && data.value && data.value.success && data.value.payload && data.value.payload.facets && data.value.payload.facets.length > 0) { // 0: {dimension: "tagi", label: "3614", count: 2} // 1: {dimension: "tagi", label: "3620", count: 1} facetCountDir.value = _.chain(data.value.payload.facets) .filter(function (itm) { return itm.dimension === 'tagi' }) .map(function (itm) { return { tagid: parseInt(itm.label, 10), scopecount: parseInt(itm.count, 10) }; }) .value(); } else { facetCountDir.value = []; } if (data && data.value && data.value.success && data.value.payload && data.value.payload.su) { suggestions.value = [].concat(_.map(data.value.payload.su, function (x) { return x.text; })); } if (data && data.value && data.value.success && data.value.payload && data.value.payload.sc) { spellchecks.value = [].concat(_.chain(data.value.payload.sc).filter(function (x) { return x.partialQuery === lastKeywordsSplit; }).map(function (x) { return x.text; }).value()); } // console.log('facetCountDir.value=', facetCountDir.value); } finally { isInitializing.value = false; isLoading.value = false; // New data has just arrived, reset the close-suggestion-panel state to lock-free (i.e. false) suggestionPanelCloseLock.value = false; suggestionPanelCloseQuickLock.value = false; } }; // first init. refreshSearchResultF(route.query); const PAGINATORSLIDINGWINDOW = computed(() => { return winWidth.value < 720 ? 5 : winWidth.value < 860 ? 5 : winWidth.value < 910 ? 7 : winWidth.value < 1024 ? 9 : 11; }); const slidingWindowMin = computed(() => { let _result = 1; if (currentPageNo.value - Math.floor(PAGINATORSLIDINGWINDOW.value / 2) > 0) { _result = currentPageNo.value - Math.floor(PAGINATORSLIDINGWINDOW.value / 2) + 0; if (totalPageCount.value - _result < PAGINATORSLIDINGWINDOW.value) { _result = totalPageCount.value - PAGINATORSLIDINGWINDOW.value + 1; } } return _result; }); const slidingWindowMax = computed(() => { let _result = slidingWindowMin.value + PAGINATORSLIDINGWINDOW.value - 1; _result = _result > totalPageCount.value ? totalPageCount.value : _result; return _result; }); const selectedPageNo = ref(currentPageNo.value); const paginationSelectChangeF = (event) => { //console.log('paginationSelectChangeF', event.target.value); uicontrol.value.si = (parseInt(event.target.value, 10) - 1) * uicontrol.value.c; }; watch(filterPaneModel, function (nv, ov) { if (nv && nv.length > 1) {// Ensure only one filter panel is shown at any one time filterPaneModel.value = [].concat(nv[1]); } }); //setInterval(function () { // var fele = document.querySelectorAll(':focus'); // console.log(' >>> focused', fele); //}, 100); const suggestionpanelref = ref(null); const { focused: isFocusWithin_suggestionpanelref } = useFocusWithin(suggestionpanelref); const { focused: isFocusWithin_searchboxdomref } = useFocusWithin(searchboxdomref); const isSuggestionPanelOpen = ref(false); const debouncedSuggestionPanelOpenCloseF = _.debounce(function (nv) { isSuggestionPanelOpen.value = !!nv; }, 150); watch([ isFocusWithin_suggestionpanelref, isFocusWithin_searchboxdomref, suggestions, isInitializing,//isLoading, uicontrol, suggestionPanelCloseLock, suggestionPanelCloseQuickLock ], ([ nv1, nv2, nv3, nv4, nv5, nv6, nv7 ]) => { //console.log('1', nv1, '2', nv2, '3', nv3, '4', nv4, '5', nv5, '6', nv6, '7', nv7, ';;;nv5.q', !nv5.q); //debouncedSuggestionPanelOpenCloseF((nv1 || nv2) && nv3.length > 1 && !nv4 && !!nv5.q && !nv6 && !nv7); debouncedSuggestionPanelOpenCloseF((nv1 || nv2) && nv3.length > 1 && !nv4 && !nv6 && !nv7); }); //const watchSuggestionpanelrefOnce = watch(suggestionpanelref, function (nv) { // // initialize the DOM with tabindex html attr so that it always receive browser focus // if (suggestionpanelref.value) { // watchSuggestionpanelrefOnce();//unhook // } //}, { immediate: true }); const formattedSuggestions = computed(() => { if (suggestions.value && suggestions.value.length) { const qTrimmed = uicontrol.value.q?.replace(/\s+$/, ''); const qLastKeyword = _.chain(qTrimmed?.split(/[ ]/)).last().value(); // const __result = _.chain(suggestions.value).first(6).map(function (x) { const __r = (scopeTotal.value > 0) ? ((qTrimmed !== '') ? (qLastKeyword !== '' && qTrimmed.toLowerCase().indexOf(qLastKeyword.toLowerCase()) > -1 && x.toLowerCase().indexOf(qLastKeyword.toLowerCase()) > -1) ? qTrimmed.substr(0, qTrimmed.toLowerCase().lastIndexOf(qLastKeyword.toLowerCase())) // fusepended : (qTrimmed + ' ') // appended : '' ) : ''; return { literal: __r + x, pre: __r, suggn: x }; }).value(); return __result; } return []; }); // When clicked on any suggestion, immediately empty the suggestion candidates so the suggestion panel disappears OR const formattedSuggestionClickedF = function (w00t) { //console.log('formattedSuggestionClickedF', w00t); if (w00t) { //suggestions.value = []; suggestionPanelCloseQuickLock.value = true; if (searchboxdomref.value) { searchboxdomref.value.focus(); } uicontrol.value.q = w00t; } }; const searchboxHandleInputF = function (evt) { let isCaretAtEnd = false; let isNoTrailingSpace = false; //let isHorizontalOverflowing = false; if (evt.target.value) { const trimmedte = evt.target.value.replace(/\s+$/, ''); isCaretAtEnd = evt.target.selectionStart && (evt.target.value.length > 0) && (evt.target.value.length == evt.target.selectionStart); isNoTrailingSpace = evt.target.selectionStart && (trimmedte.length > 0) && (trimmedte.length == evt.target.selectionStart); //isHorizontalOverflowing = evt.target.scrollWidth > evt.target.clientWidth; } //console.log('searchboxHandleInputF.selectionStart', evt.target.selectionStart, 'isCaretAtEnd: ', isCaretAtEnd, 'isNoTrailingSpace: ', isNoTrailingSpace); }; const searchboxHandleEscKeyUpF = (evt) => { if (!isSuggestionPanelOpen.value) { evt.target.value = ''; } else { suggestionPanelCloseLock.value = true; debouncedSuggestionPanelOpenCloseF(false); } }; const searchboxHandleDownKeyUpF = () => { if (suggestionpanelref.value) { suggestionPanelCloseLock.value = false; suggestionPanelCloseQuickLock.value = false; //debouncedSuggestionPanelOpenCloseF(true); const firstLi = suggestionpanelref.value.querySelector('li'); if (firstLi) { firstLi.focus(); } } }; //@keyup.up="suggestionLiHandleUpKeyDownF" const suggestionLiHandleUpKeyDownF = (e) => { if (e.target.previousElementSibling) { e.target.previousElementSibling.focus(); } else if (searchboxdomref.value) { searchboxdomref.value.focus(); } }; //@keyup.down="suggestionLiHandleDownKeyDownF" const suggestionLiHandleDownKeyDownF = (e) => { if (e.target.nextElementSibling) { e.target.nextElementSibling.focus(); } }; //@keyup.left="suggestionLiHandleLeftKeyDownF" const suggestionLiHandleLeftKeyDownF = (e) => { debouncedSuggestionPanelOpenCloseF(false); if (searchboxdomref.value) { searchboxdomref.value.focus(); } }; //@keyup.backspace="suggestionLiHandleBackspaceKeyDownF" const suggestionLiHandleBackspaceKeyDownF = (e) => { debouncedSuggestionPanelOpenCloseF(false); if (searchboxdomref.value) { searchboxdomref.value.focus(); } }; const closeSuggestionClickedF = () => { suggestionPanelCloseLock.value = true; debouncedSuggestionPanelOpenCloseF(false); if (searchboxdomref.value) { searchboxdomref.value.focus(); } }; const toggleSuggestionClickedF = () => { //console.log('toggleSuggestionClickedF', (formattedSuggestions.value && formattedSuggestions.value.length)); if ((formattedSuggestions.value && formattedSuggestions.value.length)) { //suggestionPanelCloseLock.value = false; suggestionPanelCloseLock.value = false; suggestionPanelCloseQuickLock.value = false; //console.log('toggleSuggestionClickedF'); debouncedSuggestionPanelOpenCloseF(!isSuggestionPanelOpen.value); setTimeout(function () { if (isSuggestionPanelOpen.value) { searchboxdomref.value?.focus(); } }); } }; const tagMbrCheckedCountF = (taglistId) => { const _taglistId = parseInt(taglistId, 10); return computed(() => { const _foundLists = _.filter(tagLists.value, function (itm) { return itm.tagumbid === _taglistId; }); if (_foundLists && _foundLists.length > 0) { //console.log(' _foundLists[0].tagmbrs', _foundLists[0].tagmbrs); const _value = _.reduce(_foundLists[0].tagmbrs, function (memo, o) { return memo + (uicontrol.value.t.indexOf(o.tagmbrumbid.toString()) > -1 ? 1 : 0) }, 0); return parseInt(_value, 10); } return 0; }); }; // UX: when clicking anywhere outside the taglist UI, close the taglist dropdown const closeFilterPanelF = (tagumbid) => { const _tagumbid = tagumbid; return () => { setTimeout(function () { filterPaneModel.value = _.filter(filterPaneModel.value, function (itm) { return parseInt(itm, 10) !== parseInt(_tagumbid, 10); }); }); } }; const hasPrevPage = computed(() => { return (uicontrol.value.si - uicontrol.value.c >= 0); }); const prevPageRoute = computed(() => { return hasPrevPage.value ? { path: '/en/solutions/pro-av', query: pagingQueryF(uicontrol.value.si - uicontrol.value.c) } : null; }); const hasNextPage = computed(() => { return (uicontrol.value.si + uicontrol.value.c < totalPageCount.value * uicontrol.value.c); }); const nextPageRoute = computed(() => { return hasNextPage.value ? { path: '/en/solutions/pro-av', query: pagingQueryF(uicontrol.value.si + uicontrol.value.c) } : null; }); // // Keyboard left-right paging navigation // const INPUT_SELECTOR = 'input, textarea, select, [contenteditable="true"], li'; onKeyStroke(['ArrowLeft'], (e) => { if (e.altKey) return; if (document.activeElement?.matches(INPUT_SELECTOR)) return; //console.log('tplProductCategoryItem/ArrowLeft'); e.preventDefault(); //Toast.show('Arrow Left', 'info'); if (hasPrevPage.value) { router.push(prevPageRoute.value); } }); onKeyStroke(['ArrowRight'], (e) => { if (e.altKey) return; if (document.activeElement?.matches(INPUT_SELECTOR)) return; //console.log('tplProductCategoryItem/ArrowRight'); e.preventDefault(); //Toast.show('Arrow Right', 'info'); if (hasNextPage.value) { router.push(nextPageRoute.value); } }); onKeyStroke(['K', 'k'], (e) => { // Ctrl-K Control-K Ctrl+K Control+K // Check if the Ctrl/Meta key is also pressed if (e.ctrlKey || e.metaKey) { e.preventDefault(); // Prevent default browser behavior (e.g., focus URL bar) if (searchboxdomref.value) { searchboxdomref.value.focus(); } } }); const searchScopePaneVisible = ref(false); const closeSearchScopePaneF = () => { setTimeout(function () { searchScopePaneVisible.value = false; }); } return { pdts, uicontrol, searchboxdomref, searchboxdomref1, scrollresetdomanchorref, searchboxHandleInputF, croppedInputQueryStr, pagingQueryF, scopeTotal, firstRankInView, lastRankInView, totalPageCount, currentPageNo, selectedPageNo, slidingWindowMin, slidingWindowMax, isInitializing, isLoading, winWidth, paginationSelectChangeF, tagLists, filterPaneModel, facetCountInScopeF, tagMbrCheckedCountF, closeFilterPanelF, hasSearchCriteria, hasConnectivityError, hasPrevPage, hasNextPage, prevPageRoute, nextPageRoute, closeSearchScopePaneF, searchScopePaneVisible, isHideIfEmptyResult, isSuggestionPanelOpen, suggestionpanelref, suggestions, formattedSuggestions, formattedSuggestionClickedF, searchboxHandleEscKeyUpF, searchboxHandleDownKeyUpF, suggestionLiHandleUpKeyDownF, suggestionLiHandleDownKeyDownF, suggestionLiHandleLeftKeyDownF, suggestionLiHandleBackspaceKeyDownF, closeSuggestionClickedF, toggleSuggestionClickedF, suggestionPanelCloseLock, suggestionPanelCloseQuickLock, spellchecks, spellcheckXCoor, spellcheckYCoor, // ----------------------- isTextInputOverflowing }; } }

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