Revert "Add draggable TreeView demo with drop restrictions"

This reverts commit 906f2aa.

# Conflicts:
#	src/BootstrapBlazor.Server/Components/Samples/TreeViews.razor
#	src/BootstrapBlazor.Server/Components/Samples/TreeViews.razor.cs

Author: ArgoZhang

src/BootstrapBlazor.Server/Components/Samples/TreeViews.razor

@@ -27,7 +27,8 @@
            Introduction="@Localizer["TreeViewNormalIntro"]"
            Name="Normal">
     <section ignore>@((MarkupString)Localizer["TreeViewNormalDescription"].Value)</section>
-    <TreeView Items="@NormalItems" OnTreeItemClick="@OnTreeItemClick" ShowToolbar="true"></TreeView>
+    <TreeView Items="@NormalItems" ItemDraggable="true" OnTreeItemClick="@OnTreeItemClick" ShowToolbar="true"
+              OnDrop="OnDrop"></TreeView>
     <ConsoleLogger @ref="Logger1" />
 </DemoBlock>
 
@@ -52,15 +53,6 @@
     <ConsoleLogger @ref="Logger2"></ConsoleLogger>
 </DemoBlock>
 
-<DemoBlock Title="@Localizer["TreeViewDraggableTitle"]"
-           Introduction="@Localizer["TreeViewDraggableIntro"]"
-           Name="TreeDraggable">
-    <section ignore>@((MarkupString)Localizer["TreeViewDraggableDescription"].Value)</section>
-    <TreeView Items="@DraggableItems" ItemDraggable="true" OnTreeItemClick="@OnTreeItemClick" ShowToolbar="true"
-              OnDrop="OnDrop">
-    </TreeView>
-</DemoBlock>
-
 <DemoBlock Title="@Localizer["TreeViewTreeDisableTitle"]"
            Introduction="@Localizer["TreeViewTreeDisableIntro"]"
            Name="TreeDisable">

src/BootstrapBlazor.Server/Components/Samples/TreeViews.razor.cs

@@ -33,8 +33,6 @@ public sealed partial class TreeViews
 
     private bool AutoCheckParent { get; set; }
 
-    private List<TreeViewItem<TreeFoo>> DraggableItems { get; } = GetDraggableItems();
-
     private List<TreeViewItem<TreeFoo>> DisabledItems { get; } = GetDisabledItems();
 
     private List<TreeViewItem<TreeFoo>>? AccordionItems { get; } = TreeFoo.GetAccordionItems();
@@ -87,21 +85,7 @@ private Task OnTreeItemClick(TreeViewItem<TreeFoo> item)
 
     private static Task<bool> OnDrop(TreeDropEventArgs<TreeFoo> arg)
     {
-        // 如果拖拽到 Id=2 的节点下则不允许
-        if (arg.Target.Value.Id == "2" && arg.DropType is TreeDropType.AsFirstChild or TreeDropType.AsLastChild)
-        {
-            return Task.FromResult(false);
-        }
-        // 如果拖拽到 Id=2 的节点下的兄弟节点则不允许
-        if (arg.DropType is TreeDropType.AsSiblingBelow && arg.Target.Parent?.Value.Id == "2")
-        {
-            return Task.FromResult(false);
-        }
-        // 如果 Id=6 的节点则不允许拖出
-        if (arg.Source?.Value.Id == "6")
-        {
-            return Task.FromResult(false);
-        }
+        Logger1.Log("Move node from " + arg.Source?.Text + " to " + arg.Target.Text + " " + arg.DropType);
         return Task.FromResult(true);
     }
 
@@ -144,31 +128,6 @@ private Task OnTreeItemChecked(List<TreeViewItem<TreeFoo>> items)
         return Task.CompletedTask;
     }
 
-    private static List<TreeViewItem<TreeFoo>> GetDraggableItems()
-    {
-        List<TreeFoo> items =
-        [
-            new() { Text = "Item A", Id = "1", Icon = "fa-solid fa-font-awesome" },
-            new() { Text = "Item D", Id = "4", ParentId = "1", Icon = "fa-solid fa-font-awesome" },
-            new() { Text = "Item E", Id = "5", ParentId = "1", Icon = "fa-solid fa-font-awesome" },
-
-            new() { Text = "Item B (Drop inside blocked)", Id = "2", Icon = "fa-solid fa-font-awesome" },
-            new() { Text = "Item F", Id = "6", ParentId = "2", Icon = "fa-solid fa-font-awesome" },
-
-            new() { Text = "Item C", Id = "3", Icon = "fa-solid fa-font-awesome" },
-            new() { Text = "Item H", Id = "6", ParentId = "3", Icon = "fa-solid fa-font-awesome" },
-            new() { Text = "Item I", Id = "6", ParentId = "3", Icon = "fa-solid fa-font-awesome" },
-
-            new() { Text = "Item G (Can not move out)", Id = "6", ParentId = "2", Icon = "fa-solid fa-font-awesome" },
-
-        ];
-        var ret = TreeFoo.CascadingTree(items);
-        ret[0].IsExpand = true;
-        ret[1].IsExpand = true;
-        ret[2].IsExpand = true;
-        return ret;
-    }
-
     private static List<TreeViewItem<TreeFoo>> GetDisabledItems()
     {
         var ret = TreeFoo.GetTreeItems();

src/BootstrapBlazor.Server/Locales/en-US.json

@@ -676,9 +676,6 @@
     "TreeViewCheckboxCheckBoxDisplayText2": "Automatically select parent node",
     "TreeViewCheckboxButtonText": "Refresh",
     "TreeViewCheckboxAddButtonText": "Add",
-    "TreeViewDraggableTitle": "Draggable nodes",
-    "TreeViewDraggableIntro": "Allows nodes to be dragged and dropped in the tree control",
-    "TreeViewDraggableDescription": "By setting the <code>ItemDraggable</code> property, you can drag and drop nodes in the tree control. Use the <code>OnDrop</code> callback delegate to handle the drop event, block the drop event by returning <code>false</code>, or allow the drop event by returning <code>true</code>.",
     "TreeViewTreeDisableTitle": "Disabled state",
     "TreeViewTreeDisableIntro": "Some nodes of the Tree can be set to disabled state",
     "TreeViewTreeDisableDescription": "By setting the <code>Disabled</code> property of the data source <code>TreeViewItem</code> object, you can control whether this node can be checked or not. When set to <code>false</code>, it will not affect the node expansion. /shrink function",

src/BootstrapBlazor.Server/Locales/zh-CN.json

@@ -676,9 +676,6 @@
     "TreeViewCheckboxCheckBoxDisplayText2": "自动选中父节点",
     "TreeViewCheckboxButtonText": "刷新",
     "TreeViewCheckboxAddButtonText": "追加节点",
-    "TreeViewDraggableTitle": "可拖拽节点",
-    "TreeViewDraggableIntro": "使树中的节点可以进行跨层级拖拽操作",
-    "TreeViewDraggableDescription": "通过设置 <code>ItemDraggable</code> 属性开启节点拖拽功能，使用 <code>OnDrop</code> 回调委托方法响应拖拽节点放置事件，通过返回 <code>false</code> 阻止拖拽节点放置",
     "TreeViewTreeDisableTitle": "禁用状态",
     "TreeViewTreeDisableIntro": "可将 Tree 的某些节点设置为禁用状态",
     "TreeViewTreeDisableDescription": "通过设置数据源 <code>TreeViewItem</code> 对象的 <code>Disabled</code> 属性，来控制此节点是否可以进行勾选动作，设置为 <code>false</code> 时不影响节点展开/收缩功能",