[英]Kendo Grid for Angular 2 Reactive FormArray
我在Kendo網格示例中沒有找到一個很好,簡單且透明的表單示例,其中Kendo網格為formArray,數組的每一行為form組,每個單元格為formcontrol。
在另一個問題中, 在KendoUI Grid for Angular 2/4中進行批處理編輯有一個答案,但這並不是那么透明。
我不能使這些標簽起作用。
<form [formGroup]="formGroup"><kendo-grid
#grid
[data]="gridData" [formArray]="formArray" formArrayName="arrayGrid"
//[formGroup]="gridRow"// how to say each row is in this form group
[height]="410"
>
<ng-template kendoGridToolbarTemplate>
<button *ngIf="!isEditMode" (click)="editHandler()" class="k-button k-primary">Edit</button>
<button *ngIf="isEditMode" (click)="saveHandler()" [disabled]="!canSave()" class="k-button">Update</button>
<button *ngIf="isEditMode" (click)="cancelHandler()" class="k-button">Cancel</button>
</ng-template>
<kendo-grid-column field="ProductName" formControlName="ProductName" title="Name" width="200">
</kendo-grid-column>
<kendo-grid-column field="UnitPrice" formControlName="UnitPrice" title="Price" format="{0:c}" width="80" editor="numeric">
</kendo-grid-column>
<kendo-grid-column field="UnitsInStock" formControlName="UnitsInStock" title="In stock" width="80" editor="numeric">
</kendo-grid-column>
</kendo-grid></form>
有人進行過這種實現嗎?
我已經找到了解決方案。 有點小巧,但效果很好。 您必須使用網格的每個單元格模板中的ng-container
每個FormGroup
-grid數據項作為FormGroup
包含的FormArray
進行處理。 就我而言,我從外部服務請求數據,但是如果您在本地擁有它,則幾乎是相同的。 該FormArray
也可以位於更大的FormGroup
,但為簡單起見,我將其作為屬性。
<kendo-grid #grid [data]="gridData">
<kendo-grid-column field="firstField" title="ID" width="150">
<ng-template kendoGridHeaderTemplate>
<span>First Field</span>
</ng-template>
<ng-template kendoGridCellTemplate let-dataItem>
<ng-container [formGroup]="dataItem">
<app-my-component formControlName="firstField"></app-my-component>
</ng-container>
</ng-template>
</kendo-grid-column>
<kendo-grid-column field="secondField" width="145">
<ng-template kendoGridHeaderTemplate>
<span>Second Field</span>
</ng-template>
<ng-template kendoGridCellTemplate let-dataItem>
<ng-container [formGroup]="dataItem">
<kendo-dropdownlist formControlName="secondField" [valueField]="'id'" [textField]="'text'"></kendo-dropdownlist>
</ng-container>
</ng-template>
</kendo-grid-column>
import { Component, OnInit, ViewChild } from '@angular/core';
import { GridComponent, GridDataResult } from '@progress/kendo-angular-grid';
import { FormGroup, FormArray, FormBuilder } from '@angular/forms';
export class ParentComponent implements OnInit {
@ViewChild(GridComponent) private grid: GridComponent;
public formArray = this.formBuilder.array([]);
public gridData: GridDataResult;
constructor(
private formBuilder: FormBuilder,
private service: MyService) {
super();
}
ngOnInit() {
this.requestData();
}
public requestData() {
const response = this.service.getData().subscribe(data => {
const that = this;
response.forEach(function (data, i) {
that.formArray.insert(i, that.createDataFormGroup(data));
});
this.gridData = {
data: this.formArray.controls,
total: this.formArray.controls.length
};
});
}
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