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| 1 | +// Licensed to the .NET Foundation under one or more agreements. |
| 2 | +// The .NET Foundation licenses this file to you under the Apache 2.0 License |
| 3 | +// See the LICENSE file in the project root for more information. |
| 4 | +// Maintainer: Argo Zhang([email protected]) Website: https://www.blazor.zone |
| 5 | + |
| 6 | +using Microsoft.AspNetCore.Components.Forms; |
| 7 | +using Microsoft.Extensions.Localization; |
| 8 | + |
| 9 | +namespace BootstrapBlazor.Components; |
| 10 | + |
| 11 | +/// <summary> |
| 12 | +/// DropUpload 组件 |
| 13 | +/// </summary> |
| 14 | +public partial class DropUpload |
| 15 | +{ |
| 16 | + /// <summary> |
| 17 | + /// 获得/设置 Body 模板 默认 null |
| 18 | + /// <para>设置 BodyTemplate 后 <see cref="IconTemplate"/> <see cref="TextTemplate"/> 不生效</para> |
| 19 | + /// </summary> |
| 20 | + [Parameter] |
| 21 | + public RenderFragment? BodyTemplate { get; set; } |
| 22 | + |
| 23 | + /// <summary> |
| 24 | + ///获得/设置 图标模板 默认 null |
| 25 | + /// </summary> |
| 26 | + [Parameter] |
| 27 | + public RenderFragment? IconTemplate { get; set; } |
| 28 | + |
| 29 | + /// <summary> |
| 30 | + /// 获得/设置 图标 默认 null |
| 31 | + /// </summary> |
| 32 | + [Parameter] |
| 33 | + public string? UploadIcon { get; set; } |
| 34 | + |
| 35 | + /// <summary> |
| 36 | + /// 获得/设置 文字模板 默认 null |
| 37 | + /// </summary> |
| 38 | + [Parameter] |
| 39 | + public RenderFragment? TextTemplate { get; set; } |
| 40 | + |
| 41 | + /// <summary> |
| 42 | + /// 获得/设置 上传文字 默认 null |
| 43 | + /// </summary> |
| 44 | + [Parameter] |
| 45 | + [NotNull] |
| 46 | + public string? UploadText { get; set; } |
| 47 | + |
| 48 | + /// <summary> |
| 49 | + /// 获得/设置 是否显示 Footer 默认 false 不显示 |
| 50 | + /// </summary> |
| 51 | + [Parameter] |
| 52 | + public bool ShowFooter { get; set; } |
| 53 | + |
| 54 | + /// <summary> |
| 55 | + /// 获得/设置 Footer 字符串模板 默认 null 未设置 |
| 56 | + /// </summary> |
| 57 | + [Parameter] |
| 58 | + public RenderFragment? FooterTemplate { get; set; } |
| 59 | + |
| 60 | + /// <summary> |
| 61 | + /// 获得/设置 Footer 字符串信息 默认 null 未设置 |
| 62 | + /// </summary> |
| 63 | + [Parameter] |
| 64 | + [NotNull] |
| 65 | + public string? FooterText { get; set; } |
| 66 | + |
| 67 | + [Inject] |
| 68 | + [NotNull] |
| 69 | + private IIconTheme? IconTheme { get; set; } |
| 70 | + |
| 71 | + [Inject] |
| 72 | + [NotNull] |
| 73 | + private IStringLocalizer<UploadBase<string>>? Localizer { get; set; } |
| 74 | + |
| 75 | + private string? DropUploadClassString => CssBuilder.Default(ClassString) |
| 76 | + .AddClass("is-drop") |
| 77 | + .AddClassFromAttributes(AdditionalAttributes) |
| 78 | + .Build(); |
| 79 | + |
| 80 | + /// <summary> |
| 81 | + /// <inheritdoc/> |
| 82 | + /// </summary> |
| 83 | + protected override void OnParametersSet() |
| 84 | + { |
| 85 | + base.OnParametersSet(); |
| 86 | + |
| 87 | + UploadIcon ??= IconTheme.GetIconByKey(ComponentIcons.DropUploadIcon); |
| 88 | + UploadText ??= Localizer["DropUploadText"]; |
| 89 | + FooterText ??= Localizer["DropFooterText"]; |
| 90 | + } |
| 91 | + |
| 92 | + /// <summary> |
| 93 | + /// <inheritdoc/> |
| 94 | + /// </summary> |
| 95 | + /// <param name="args"></param> |
| 96 | + /// <returns></returns> |
| 97 | + protected override async Task OnFileChange(InputFileChangeEventArgs args) |
| 98 | + { |
| 99 | + var file = new UploadFile() |
| 100 | + { |
| 101 | + OriginFileName = args.File.Name, |
| 102 | + Size = args.File.Size, |
| 103 | + File = args.File, |
| 104 | + Uploaded = false, |
| 105 | + UpdateCallback = Update |
| 106 | + }; |
| 107 | + UploadFiles.Add(file); |
| 108 | + if (OnChange != null) |
| 109 | + { |
| 110 | + await OnChange(file); |
| 111 | + } |
| 112 | + file.Uploaded = true; |
| 113 | + } |
| 114 | +} |
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