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实现了多画布下，节点的复制粘贴功能

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fengjiayi
2025-05-27 18:32:40 +08:00
parent 7ad6041be6
commit 7848af0363
53 changed files with 1187 additions and 499 deletions
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120
Workbench/Customs/FlowMethodInfoListBox.xaml.cs
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@@ -1,4 +1,5 @@
using Serein.Library;
using Serein.Library.Utils;
using Serein.Workbench.Models;
using System;
using System.Collections;
@@ -20,10 +21,19 @@ using System.Windows.Shapes;
namespace Serein.Workbench.Customs
{
public class Test: DependencyObject
/// <summary>
/// 拖拽创建节点类型
/// </summary>
public static class MouseNodeType
{
/// <summary>
/// 创建来自DLL的节点
/// </summary>
public static string CreateDllNodeInCanvas { get; } = nameof(CreateDllNodeInCanvas);
/// <summary>
/// 创建基础节点
/// </summary>
public static string CreateBaseNodeInCanvas { get; } = nameof(CreateBaseNodeInCanvas);
}
/// <summary>
@@ -35,66 +45,90 @@ namespace Serein.Workbench.Customs
public FlowMethodInfoListBox()
{
this.DataContext = this;
InitializeComponent();
}
public IEnumerable<FlowLibraryMethodDetailsInfo> Nodes
public static readonly DependencyProperty ItemsSourceProperty =
DependencyProperty.Register(nameof(ItemsSource), typeof(IEnumerable), typeof(FlowMethodInfoListBox), new PropertyMetadata(null));
public IEnumerable ItemsSource
{
get { return (IEnumerable<FlowLibraryMethodDetailsInfo>)GetValue(NodesProperty); }
set { SetValue(NodesProperty, value); }
get => (IEnumerable)GetValue(ItemsSourceProperty);
set => SetValue(ItemsSourceProperty, value);
}
//public ItemCollection Items
//{
// get
// {
// return (ItemCollection)GetValue(ItemsProperty);
// }
// set
// {
// SetValue(ItemsProperty, value);
// }
//}
public static readonly DependencyProperty BackgroundProperty =
DependencyProperty.Register(nameof(Background), typeof(Brush), typeof(FlowMethodInfoListBox), new PropertyMetadata(Brushes.Transparent));
public static readonly DependencyProperty NodesProperty = DependencyProperty.Register("NodesProperty", typeof(IEnumerable<FlowLibraryMethodDetailsInfo>), typeof(FlowMethodInfoListBox));
//public int TurnValue
//{
// get
// {
// return (int)GetValue(TurnValueProperty);
// }
// set
// {
// SetValue(TurnValueProperty, value);
// }
//}
// public static readonly DependencyProperty NodesProperty = DependencyProperty.Register(nameof(Nodes), typeof(IEnumerable<FlowLibraryMethodDetailsInfo>), typeof(FlowMethodInfoListBox), new PropertyMetadata(null));
public Brush BackgroundColor
public Brush Background
{
get { return (Brush)GetValue(BackgroundColorProperty); }
set { SetValue(BackgroundColorProperty, value); }
get => (Brush)GetValue(BackgroundProperty);
set => SetValue(BackgroundProperty, value);
}
public static readonly DependencyProperty BackgroundColorProperty =
DependencyProperty.Register(nameof(BackgroundColor), typeof(Brush), typeof(FlowMethodInfoListBox), new PropertyMetadata(Brushes.White));
/// <summary>
/// 存储拖拽开始时的鼠标位置
/// </summary>
private Point _dragStartPoint;
private void Grid_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
// 记录鼠标按下时的位置
_dragStartPoint = e.GetPosition(null);
}
private void Grid_MouseMove(object sender, MouseEventArgs e)
{
// 获取当前鼠标位置
Point mousePos = e.GetPosition(null);
// 计算鼠标移动的距离
Vector diff = _dragStartPoint - mousePos;
// 判断是否符合拖拽的最小距离要求
if (e.LeftButton == MouseButtonState.Pressed &&
(Math.Abs(diff.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(diff.Y) > SystemParameters.MinimumVerticalDragDistance))
{
// 获取触发事件的 TextBlock
if (sender is Grid grid && grid.DataContext is MethodDetailsInfo mdInfo)
{
if (!EnumHelper.TryConvertEnum<Library.NodeType>(mdInfo.NodeType, out var nodeType))
{
return;
}
MoveNodeModel moveNodeModel = new MoveNodeModel()
{
NodeControlType = nodeType switch
{
NodeType.Action => NodeControlType.Action,
NodeType.Flipflop => NodeControlType.Flipflop,
NodeType.UI => NodeControlType.UI,
_ => NodeControlType.None,
},
MethodDetailsInfo = mdInfo
};
//MoveNodeData moveNodeData = new MoveNodeData
//{
// MethodDetailsInfo = mdInfo,
//};
if (moveNodeModel.NodeControlType == NodeControlType.None)
{
return;
}
// 创建一个 DataObject 用于拖拽操作，并设置拖拽效果
DataObject dragData = new DataObject(MouseNodeType.CreateDllNodeInCanvas, moveNodeModel);
DragDrop.DoDragDrop(grid, dragData, DragDropEffects.Move);
}
}
}
}
}