ASR/miniprogram/dist/tabs/index.js
Saturneric 73fc37e472 Add.
2020-09-01 00:55:41 +08:00

57 lines
1.3 KiB
JavaScript

Component({
externalClasses: ['i-class'],
relations: {
'../tab/index': {
type: 'child',
linked () {
this.changeCurrent();
},
linkChanged () {
this.changeCurrent();
},
unlinked () {
this.changeCurrent();
}
}
},
properties: {
current: {
type: String,
value: '',
observer: 'changeCurrent'
},
color: {
type: String,
value: ''
},
scroll: {
type: Boolean,
value: false
},
fixed: {
type: Boolean,
value: false
}
},
methods: {
changeCurrent (val = this.data.current) {
let items = this.getRelationNodes('../tab/index');
const len = items.length;
if (len > 0) {
items.forEach(item => {
item.changeScroll(this.data.scroll);
item.changeCurrent(item.data.key === val);
item.changeCurrentColor(this.data.color);
});
}
},
emitEvent (key) {
this.triggerEvent('change', { key });
}
}
});