forked from cory/tildefriends
Cory McWilliams
46d3e8f567
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3966 ed5197a5-7fde-0310-b194-c3ffbd925b24
70 lines
2.0 KiB
JavaScript
70 lines
2.0 KiB
JavaScript
let g_emojis;
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function get_emojis() {
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if (g_emojis) {
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return Promise.resolve(g_emojis);
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}
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return fetch('emojis.json').then(function(result) {
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g_emojis = result.json();
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return g_emojis;
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});
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}
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export function picker(callback, anchor) {
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get_emojis().then(function(json) {
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let existing = document.getElementById('emoji_picker');
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if (existing) {
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existing.parentElement.removeChild(existing);
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return;
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}
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let div = document.createElement('div');
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div.id = 'emoji_picker';
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div.style.color = '#000';
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div.style.background = '#fff';
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div.style.border = '1px solid #000';
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div.style.display = 'block';
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div.style.position = 'absolute';
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div.style.maxWidth = '16em';
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div.style.maxHeight = '16em';
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div.style.overflow = 'scroll';
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div.style.fontWeight = 'bold';
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div.style.cursor = 'pointer';
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Object.entries(json).forEach(function(row) {
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let header = document.createElement('div');
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header.appendChild(document.createTextNode(row[0]));
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div.appendChild(header);
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for (let entry of row[1]) {
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let emoji = document.createElement('span');
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const k_size = '1.25em';
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emoji.style.width = k_size;
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emoji.style.maxWidth = k_size;
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emoji.style.minWidth = k_size;
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emoji.style.height = k_size;
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emoji.style.maxHeight = k_size;
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emoji.style.minHeight = k_size;
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emoji.style.display = 'inline-block';
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emoji.style.overflow = 'hidden';
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emoji.onclick = function() {
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callback(entry);
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div.parentElement.removeChild(div);
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}
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emoji.appendChild(document.createTextNode(entry.emoji));
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div.appendChild(emoji);
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}
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});
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document.body.appendChild(div);
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if (anchor) {
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let rect = anchor.getBoundingClientRect();
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if (rect.top < window.clientHeight / 2) {
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div.style.top = rect.bottom + 'px';
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} else {
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div.style.top = (rect.top - div.clientHeight) + 'px';
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}
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if (rect.left < window.clientWidth / 2) {
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div.style.left = rect.left + 'px';
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} else {
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div.style.left = (rect.left - div.clientWidth) + 'px';
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}
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}
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});
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} |