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123 lines
3.5 KiB
C#
123 lines
3.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq.Expressions;
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using System.Threading.Tasks;
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using AntDesign.core.JsInterop.EventArg;
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using Microsoft.AspNetCore.Components;
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using Microsoft.AspNetCore.Components.Web;
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namespace AntDesign
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{
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public partial class Checkbox : AntInputComponentBase<bool>
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{
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[Parameter] public RenderFragment ChildContent { get; set; }
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[Parameter] public EventCallback<bool> CheckedChange { get; set; }
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[Parameter] public Expression<Func<bool>> CheckedExpression { get; set; }
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[Parameter] public bool AutoFocus { get; set; }
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[Parameter] public bool Disabled { get; set; }
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[Parameter] public bool Indeterminate { get; set; }
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[Parameter]
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public bool Checked
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{
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get => CurrentValue;
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set
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{
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if (CurrentValue != value)
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{
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CurrentValue = value;
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}
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}
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}
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[Parameter]
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public string Label { get; set; }
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[CascadingParameter]
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public CheckboxGroup CheckboxGroup { get; set; }
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protected Dictionary<string, object> InputAttributes { get; set; } = new Dictionary<string, object>();
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protected override void OnParametersSet()
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{
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SetClass();
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base.OnParametersSet();
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}
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protected override void OnInitialized()
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{
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UpdateAutoFocus();
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CheckboxGroup?.AddItem(this);
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}
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protected override void Dispose(bool disposing)
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{
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CheckboxGroup?.RemoveItem(this);
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base.Dispose(disposing);
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}
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protected ClassMapper ClassMapperSpan { get; } = new ClassMapper();
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protected void SetClass()
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{
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string prefixName = "ant-checkbox";
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ClassMapper.Clear()
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.Add(prefixName)
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.If($"{prefixName}-wrapper", () => true)
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.If($"{prefixName}-wrapper-checked", () => Checked);
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ClassMapperSpan.Clear()
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.Add(prefixName)
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.If($"{prefixName}-checked", () => Checked && !Indeterminate)
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.If($"{prefixName}-disabled", () => Disabled)
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.If($"{prefixName}-indeterminate", () => Indeterminate);
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}
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protected override void OnValueChange(bool value)
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{
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base.OnValueChange(value);
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this.CurrentValue = value;
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}
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protected async Task InputCheckedChange(ChangeEventArgs args)
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{
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if (args != null && args.Value is bool value)
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{
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CurrentValue = value;
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await InnerCheckedChange(value);
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}
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}
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protected async Task InnerCheckedChange(bool @checked)
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{
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if (!this.Disabled)
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{
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if (this.CheckedChange.HasDelegate)
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{
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await this.CheckedChange.InvokeAsync(@checked);
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}
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CheckboxGroup?.OnCheckboxChange(this);
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}
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}
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protected void UpdateAutoFocus()
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{
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if (this.AutoFocus)
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{
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if (InputAttributes.ContainsKey("autofocus") == false)
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InputAttributes.Add("autofocus", "autofocus");
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}
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else
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{
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if (InputAttributes.ContainsKey("autofocus") == true)
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InputAttributes.Remove("autofocus");
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}
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}
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}
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}
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