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Tree: fix keydown event in Tree #12008

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Merged
merged 1 commit into from
Jul 16, 2018
Merged

Tree: fix keydown event in Tree #12008

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8 changes: 5 additions & 3 deletions packages/tree/src/tree.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -289,15 +289,15 @@
this.treeItems[0] && this.treeItems[0].setAttribute('tabindex', 0);
},

handelKeydown(ev) {
handleKeydown(ev) {
const currentItem = ev.target;
if (currentItem.className.indexOf('el-tree-node') === -1) return;
ev.preventDefault();
const keyCode = ev.keyCode;
this.treeItems = this.$el.querySelectorAll('.is-focusable[role=treeitem]');
const currentIndex = this.treeItemArray.indexOf(currentItem);
let nextIndex;
if ([38, 40].indexOf(keyCode) > -1) { // up、down
ev.preventDefault();
if (keyCode === 38) { // up
nextIndex = currentIndex !== 0 ? currentIndex - 1 : 0;
} else {
Expand All @@ -306,10 +306,12 @@
this.treeItemArray[nextIndex].focus(); // 选中
}
if ([37, 39].indexOf(keyCode) > -1) { // left、right 展开
ev.preventDefault();
currentItem.click(); // 选中
}
const hasInput = currentItem.querySelector('[type="checkbox"]');
if ([13, 32].indexOf(keyCode) > -1 && hasInput) { // space enter选中checkbox
ev.preventDefault();
hasInput.click();
}
}
Expand Down Expand Up @@ -476,7 +478,7 @@

mounted() {
this.initTabIndex();
this.$el.addEventListener('keydown', this.handelKeydown);
this.$el.addEventListener('keydown', this.handleKeydown);
},

updated() {
Expand Down