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🐛 Fix issue #3236

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This commit is contained in:
vanppo 2018-04-02 13:46:06 +08:00
parent 56c7cc0efc
commit 0985c87b69
1 changed files with 9 additions and 8 deletions
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17
src/components/tree/tree.vue
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@ -81,18 +81,19 @@
methods: { methods: {
compileFlatState () { // so we have always a relation parent/children of each node compileFlatState () { // so we have always a relation parent/children of each node
let keyCounter = 0; let keyCounter = 0;
let childrenKey = this.childrenKey;
const flatTree = []; const flatTree = [];
function flattenChildren(node, parent) { function flattenChildren(node, parent) {
node.nodeKey = keyCounter++; node.nodeKey = keyCounter++;
flatTree[node.nodeKey] = { node: node, nodeKey: node.nodeKey }; flatTree[node.nodeKey] = { node: node, nodeKey: node.nodeKey };
if (typeof parent != 'undefined') { if (typeof parent != 'undefined') {
flatTree[node.nodeKey].parent = parent.nodeKey; flatTree[node.nodeKey].parent = parent.nodeKey;
flatTree[parent.nodeKey].children.push(node.nodeKey); flatTree[parent.nodeKey][childrenKey].push(node.nodeKey);
} }
if (node.children) { if (node[childrenKey]) {
flatTree[node.nodeKey].children = []; flatTree[node.nodeKey][childrenKey] = [];
node.children.forEach(child => flattenChildren(child, node)); node[childrenKey].forEach(child => flattenChildren(child, node));
} }
} }
this.stateTree.forEach(rootNode => { this.stateTree.forEach(rootNode => {
@ -109,11 +110,11 @@
if (node.checked == parent.checked && node.indeterminate == parent.indeterminate) return; // no need to update upwards if (node.checked == parent.checked && node.indeterminate == parent.indeterminate) return; // no need to update upwards
if (node.checked == true) { if (node.checked == true) {
this.$set(parent, 'checked', parent.children.every(node => node.checked)); this.$set(parent, 'checked', parent[this.childrenKey].every(node => node.checked));
this.$set(parent, 'indeterminate', !parent.checked); this.$set(parent, 'indeterminate', !parent.checked);
} else { } else {
this.$set(parent, 'checked', false); this.$set(parent, 'checked', false);
this.$set(parent, 'indeterminate', parent.children.some(node => node.checked || node.indeterminate)); this.$set(parent, 'indeterminate', parent[this.childrenKey].some(node => node.checked || node.indeterminate));
} }
this.updateTreeUp(parentKey); this.updateTreeUp(parentKey);
}, },
@ -144,8 +145,8 @@
for (let key in changes) { for (let key in changes) {
this.$set(node, key, changes[key]); this.$set(node, key, changes[key]);
} }
if (node.children) { if (node[this.childrenKey]) {
node.children.forEach(child => { node[this.childrenKey].forEach(child => {
this.updateTreeDown(child, changes); this.updateTreeDown(child, changes);
}); });
} }