46 lines
1.1 KiB
JavaScript
46 lines
1.1 KiB
JavaScript
// #ifdef H5
|
|
export default {
|
|
name: 'Keypress',
|
|
props: {
|
|
disable: {
|
|
type: Boolean,
|
|
default: false,
|
|
},
|
|
},
|
|
mounted() {
|
|
const keyNames = {
|
|
esc: ['Esc', 'Escape'],
|
|
tab: 'Tab',
|
|
enter: 'Enter',
|
|
space: [' ', 'Spacebar'],
|
|
up: ['Up', 'ArrowUp'],
|
|
left: ['Left', 'ArrowLeft'],
|
|
right: ['Right', 'ArrowRight'],
|
|
down: ['Down', 'ArrowDown'],
|
|
delete: ['Backspace', 'Delete', 'Del'],
|
|
};
|
|
const listener = ($event) => {
|
|
if (this.disable) {
|
|
return;
|
|
}
|
|
const keyName = Object.keys(keyNames).find((key) => {
|
|
const keyName = $event.key;
|
|
const value = keyNames[key];
|
|
return value === keyName || (Array.isArray(value) && value.includes(keyName));
|
|
});
|
|
if (keyName) {
|
|
// 避免和其他按键事件冲突
|
|
setTimeout(() => {
|
|
this.$emit(keyName, {});
|
|
}, 0);
|
|
}
|
|
};
|
|
document.addEventListener('keyup', listener);
|
|
// this.$once('hook:beforeDestroy', () => {
|
|
// document.removeEventListener('keyup', listener)
|
|
// })
|
|
},
|
|
render: () => {},
|
|
};
|
|
// #endif
|