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Improve shortcut key detection

This commit is contained in:
syuilo 2018-10-20 01:45:31 +09:00
parent ef978a6364
commit c66155ed48
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1 changed files with 23 additions and 23 deletions
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40
src/client/app/common/hotkey.ts
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@ -46,6 +46,16 @@ const getKeyMap = keymap => Object.entries(keymap).map(([patterns, callback]): a
const ignoreElemens = ['input', 'textarea'];
function match(e: KeyboardEvent, patterns: action['patterns']): boolean {
const key = e.code.toLowerCase();
return patterns.some(pattern => pattern.which.includes(key) &&
pattern.ctrl == e.ctrlKey &&
pattern.shift == e.shiftKey &&
pattern.alt == e.altKey &&
e.metaKey == false
);
}
export default {
install(Vue) {
Vue.directive('hotkey', {
@ -55,37 +65,27 @@ export default {
const actions = getKeyMap(binding.value);
// flatten
const reservedKeys = concat(concat(actions.map(a => a.patterns.map(p => p.which))));
const reservedKeys = concat(actions.map(a => a.patterns));
el.dataset.reservedKeys = reservedKeys.map(key => `'${key}'`).join(' ');
el.dataset.reservedKeys = JSON.stringify(reservedKeys);
el._keyHandler = (e: KeyboardEvent) => {
const key = e.code.toLowerCase();
const targetReservedKeys = document.activeElement ? ((document.activeElement as any).dataset || {}).reservedKeys || '' : '';
const targetReservedKeys = JSON.parse(document.activeElement ? ((document.activeElement as any).dataset || {}).reservedKeys || '[]' : '[]');
if (document.activeElement && ignoreElemens.some(el => document.activeElement.matches(el))) return;
for (const action of actions) {
if (el._hotkey_global && targetReservedKeys.includes(`'${key}'`)) break;
const matched = action.patterns.some(pattern => {
const matched = pattern.which.includes(key) &&
pattern.ctrl == e.ctrlKey &&
pattern.shift == e.shiftKey &&
pattern.alt == e.altKey &&
e.metaKey == false;
const matched = match(e, action.patterns);
if (matched) {
if (el._hotkey_global) {
if (match(e, targetReservedKeys)) {
return;
}
}
e.preventDefault();
e.stopPropagation();
action.callback(e);
return true;
} else {
return false;
}
});
if (matched) {
break;
}
}