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完成OpcUaService服务

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This commit is contained in:
David P.G
2025-09-01 21:03:34 +08:00
parent f80a1669fb
commit 254ab63837
7 changed files with 575 additions and 295 deletions
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25
DMS.WPF/ViewModels/Dialogs/ImportOpcUaDialogViewModel.cs
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@@ -3,6 +3,7 @@ using CommunityToolkit.Mvvm.Input;
using DMS.Core.Models;
using DMS.Helper;
using DMS.Infrastructure.Interfaces.Services;
using DMS.Infrastructure.Models;
using DMS.WPF.ViewModels.Items;
using Opc.Ua;
using Opc.Ua.Client;
@@ -15,8 +16,8 @@ public partial class ImportOpcUaDialogViewModel : DialogViewModelBase<List<Varia
[ObservableProperty]
private string _endpointUrl = "opc.tcp://127.0.0.1:4855"; // 默认值
//[ObservableProperty]
//private ObservableCollection<OpcUaNode> _opcUaNodes;
[ObservableProperty]
private OpcUaNode _rootOpcUaNode;
[ObservableProperty]
private ObservableCollection<Variable> _selectedNodeVariables;
@@ -30,7 +31,7 @@ public partial class ImportOpcUaDialogViewModel : DialogViewModelBase<List<Varia
private bool _isConnected;
[ObservableProperty]
private string _connectButtonText="连接服务器";
private string _connectButtonText = "连接服务器";
[ObservableProperty]
private bool _isConnectButtonEnabled = true;
@@ -46,8 +47,8 @@ public partial class ImportOpcUaDialogViewModel : DialogViewModelBase<List<Varia
//OpcUaNodes = new ObservableCollection<OpcUaNode>();
SelectedNodeVariables = new ObservableCollection<Variable>();
this._opcUaService = opcUaService;
_cancellationTokenSource=new CancellationTokenSource();
RootOpcUaNode = new OpcUaNode() { DisplayName = "根节点", NodeId = Objects.ObjectsFolder };
_cancellationTokenSource = new CancellationTokenSource();
}
@@ -57,13 +58,12 @@ public partial class ImportOpcUaDialogViewModel : DialogViewModelBase<List<Varia
try
{
// 断开现有连接
if (!_opcUaService.IsConnected())
if (!_opcUaService.IsConnected)
{
await _opcUaService.ConnectAsync(EndpointUrl, _cancellationTokenSource.Token);
await _opcUaService.ConnectAsync(EndpointUrl);
}
IsConnected= _opcUaService.IsConnected();
if (IsConnected)
if (_opcUaService.IsConnected)
{
ConnectButtonText = "已连接";
IsConnectButtonEnabled = false;
@@ -71,9 +71,10 @@ public partial class ImportOpcUaDialogViewModel : DialogViewModelBase<List<Varia
// 浏览根节点
var rootNodeId = new NodeId(ObjectIds.ObjectsFolder);
var list=_opcUaService.BrowseNodes(rootNodeId);
//await BrowseNodes(OpcUaNodes, ObjectIds.ObjectsFolder);
await _opcUaService.BrowseNode(RootOpcUaNode);
}
catch (Exception ex)
{

50
DMS.WPF/ViewModels/Items/OpcUaNodeViewModel.cs Normal file
View File

@@ -0,0 +1,50 @@
using CommunityToolkit.Mvvm.ComponentModel;
using Opc.Ua;
using System.Collections.ObjectModel;
namespace DMS.WPF.ViewModels.Items
{
public partial class OpcUaNodeViewModel : ObservableObject
{
[ObservableProperty]
private string _displayName;
[ObservableProperty]
private NodeId _nodeId;
[ObservableProperty]
private NodeType _nodeType;
[ObservableProperty]
private bool _isExpanded;
[ObservableProperty]
private bool _isLoading;
[ObservableProperty]
private bool _isLoaded;
public ObservableCollection<OpcUaNodeViewModel> Children { get; set; }
public OpcUaNodeViewModel(string displayName, NodeId nodeId, NodeType nodeType)
{
DisplayName = displayName;
NodeId = nodeId;
NodeType = nodeType;
Children = new ObservableCollection<OpcUaNodeViewModel>();
// 如果是文件夹或对象，添加一个虚拟子节点，用于懒加载
if (nodeType == NodeType.Folder || nodeType == NodeType.Object)
{
Children.Add(new OpcUaNodeViewModel("Loading...", NodeId.Null, NodeType.Folder)); // 虚拟节点
}
}
}
public enum NodeType
{
Folder,
Object,
Variable
}
}