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7ed9c6550f
* When Panel is set as active, call parent Collapse in case it is in a accordion mode, Allow shortcut Toggle method and always null-check referenced Collapse. * Alllow de/activating child Panels by their keys. * docs: update the demo and api doc Co-authored-by: James Yeung <shunjiey@hotmail.com>
133 lines
3.6 KiB
C#
133 lines
3.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Components;
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using OneOf;
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namespace AntDesign
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{
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public partial class Collapse : AntDomComponentBase
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{
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#region Parameter
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[Parameter]
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public bool Accordion { get; set; }
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[Parameter]
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public bool Bordered { get; set; } = true;
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[Parameter]
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public string ExpandIconPosition { get; set; } = CollapseExpandIconPosition.Left;
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[Parameter]
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public string[] DefaultActiveKey { get; set; } = Array.Empty<string>();
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[Parameter]
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public EventCallback<string[]> OnChange { get; set; }
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[Parameter]
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public string ExpandIcon { get; set; } = "right";
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[Parameter]
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public RenderFragment<bool> ExpandIconTemplate { get; set; }
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#endregion Parameter
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[Parameter]
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public RenderFragment ChildContent { get; set; }
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private IList<Panel> Items { get; } = new List<Panel>();
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private void SetClassMap()
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{
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ClassMapper.Clear().Add("ant-collapse")
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.If("ant-collapse-icon-position-left", () => ExpandIconPosition == CollapseExpandIconPosition.Left)
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.If("ant-collapse-icon-position-right", () => ExpandIconPosition == CollapseExpandIconPosition.Right)
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.If("ant-collapse-borderless", () => !this.Bordered);
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}
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protected override async Task OnInitializedAsync()
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{
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SetClassMap();
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await base.OnInitializedAsync();
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}
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internal void AddPanel(Panel panel)
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{
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this.Items.Add(panel);
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if (panel.Key.IsIn(DefaultActiveKey))
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{
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panel.SetActiveInt(true);
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}
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StateHasChanged();
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}
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internal void RemovePanel(Panel panel)
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{
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this.Items.Remove(panel);
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}
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internal void Click(Panel panel)
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{
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if (panel == null)
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{
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return;
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}
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if (this.Accordion && !panel.Active)
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{
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this.Items.Where(item => item != panel && item.Active)
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.ForEach(item => item.SetActiveInt(false));
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}
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panel.SetActiveInt(!panel.Active);
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var selectedKeys = this.Items.Where(x => x.Active).Select(x => x.Key).ToArray();
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OnChange.InvokeAsync(selectedKeys);
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panel.OnActiveChange.InvokeAsync(panel.Active);
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}
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public void Activate(params string[] activeKeys)
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{
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var selectedKeys = new List<string>(activeKeys.Length);
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foreach (var item in Items)
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{
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if (item.Key.IsIn(activeKeys))
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{
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selectedKeys.Add(item.Key);
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item.SetActiveInt(true);
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}
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else if (this.Accordion)
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{
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item.SetActiveInt(false);
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}
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}
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OnChange.InvokeAsync(selectedKeys.ToArray());
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}
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public void Deactivate(params string[] inactiveKeys)
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{
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var selectedKeys = new List<string>();
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foreach (var item in Items)
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{
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if (item.Key.IsIn(inactiveKeys))
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{
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item.SetActiveInt(false);
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}
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else if (item.Active)
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{
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selectedKeys.Add(item.Key);
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}
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}
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OnChange.InvokeAsync(selectedKeys.ToArray());
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}
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}
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}
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