From 1f8cf1d905eceebb380bc371d36c549e36773383 Mon Sep 17 00:00:00 2001
From: Hsuan Lee <HsuanGM@gmail.com>
Date: Sat, 12 Oct 2019 15:54:46 +0800
Subject: [PATCH] feat(module:tree-select): support `nzCheckStrictly` property
 (#4149)

close #4120
---
 components/tree-select/doc/index.en-US.md            | 1 +
 components/tree-select/doc/index.zh-CN.md            | 1 +
 components/tree-select/nz-tree-select.component.html | 1 +
 components/tree-select/nz-tree-select.component.ts   | 1 +
 4 files changed, 4 insertions(+)

diff --git a/components/tree-select/doc/index.en-US.md b/components/tree-select/doc/index.en-US.md
index c5085154b69..be41d733c62 100755
--- a/components/tree-select/doc/index.en-US.md
+++ b/components/tree-select/doc/index.en-US.md
@@ -37,6 +37,7 @@ import { NzTreeSelectModule } from 'ng-zorro-antd/tree-select';
 | `[nzHideUnMatched]` | Hide unmatched nodes while searching | `boolean` | `false` | ✅ |
 | `[nzSize]` | To set the size of the select input | `'large' \| 'small' \| 'default'` | `'default'` | ✅ |
 | `[nzCheckable]` | Whether to show checkbox on the treeNodes | `boolean` | `false` |
+| `[nzCheckStrictly]` | Check treeNode precisely; parent treeNode and children treeNodes are not associated | `boolean` | `false` |
 | `[nzShowExpand]` | Show a Expand Icon before the treeNodes | `boolean` | `true` | |
 | `[nzShowLine]` | Shows a connecting line | `boolean` | `false` | |
 | `[nzAsyncData]` | Load data asynchronously (should be used with NzTreeNode.addChildren(...)) | `boolean` | `false` |
diff --git a/components/tree-select/doc/index.zh-CN.md b/components/tree-select/doc/index.zh-CN.md
index e6fff161679..8a27e645fff 100755
--- a/components/tree-select/doc/index.zh-CN.md
+++ b/components/tree-select/doc/index.zh-CN.md
@@ -37,6 +37,7 @@ import { NzTreeSelectModule } from 'ng-zorro-antd/tree-select';
 | `[nzHideUnMatched]` | 搜索隐藏未匹配的节点 | `boolean` | `false` | ✅ |
 | `[nzSize]` | 选择框大小 | `'large' \| 'small' \| 'default'` | `'default'` | ✅ |
 | `[nzCheckable]` | 节点前添加 Checkbox 复选框 | `boolean` | `false` |
+| `[nzCheckStrictly]` | checkable 状态下节点选择完全受控（父子节点选中状态不再关联） | `boolean` | `false` |
 | `[nzShowExpand]` | 节点前添加展开图标 | `boolean` | `true` | |
 | `[nzShowLine]` | 是否展示连接线 | `boolean` | `false` | |
 | `[nzAsyncData]` | 是否异步加载(显示加载状态) | `boolean` | `false` |
diff --git a/components/tree-select/nz-tree-select.component.html b/components/tree-select/nz-tree-select.component.html
index 3b5812c7a32..73791c8f333 100644
--- a/components/tree-select/nz-tree-select.component.html
+++ b/components/tree-select/nz-tree-select.component.html
@@ -51,6 +51,7 @@
       [nzCheckedKeys]="nzCheckable ? value : []"
       [nzSelectedKeys]="!nzCheckable ? value : []"
       [nzTreeTemplate]="treeTemplate"
+      [nzCheckStrictly]="nzCheckStrictly"
       (nzExpandChange)="onExpandedKeysChange($event)"
       (nzClick)="nzTreeClick.emit($event)"
       (nzCheckedKeysChange)="updateSelectedNodes()"
diff --git a/components/tree-select/nz-tree-select.component.ts b/components/tree-select/nz-tree-select.component.ts
index ec8af25c66f..4e38abcc6ec 100644
--- a/components/tree-select/nz-tree-select.component.ts
+++ b/components/tree-select/nz-tree-select.component.ts
@@ -113,6 +113,7 @@ export class NzTreeSelectComponent extends NzTreeBase implements ControlValueAcc
   @Input() @InputBoolean() nzAsyncData = false;
   @Input() @InputBoolean() nzMultiple = false;
   @Input() @InputBoolean() nzDefaultExpandAll = false;
+  @Input() @InputBoolean() nzCheckStrictly = false;
   @Input() nzExpandedIcon: TemplateRef<{ $implicit: NzTreeNode }>;
   @Input() nzNotFoundContent: string;
   @Input() nzNodes: Array<NzTreeNode | NzTreeNodeOptions> = [];