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