140 lines
3.6 KiB
C#
140 lines
3.6 KiB
C#
using Autodesk.Revit.UI;
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using DotNet.Revit.Hook.Achieve;
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using DotNet.Revit.Hook.Helper;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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namespace DotNet.Revit.Hook
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{
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/// <summary>
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/// 元素监控.
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/// </summary>
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public class ElementMonitor
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{
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private static ElementMonitor m_Instance;
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private MouseHook m_MouseHook;
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private bool m_IsMonitor;
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private UIApplication m_UIApplication;
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private ElementMonitor(UIApplication uiApp)
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{
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m_Instance = this;
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m_UIApplication = uiApp;
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m_MouseHook = new MouseHook();
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m_MouseHook.Install();
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m_MouseHook.MouseDoubleClick += OnRaiseMouseDoubleClick;
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}
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/// <summary>
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/// 静态实例，可在入口类判断此实例是否为null，防止重复注册.
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/// </summary>
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public static ElementMonitor Instance
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{
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get
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{
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return m_Instance;
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}
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}
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/// <summary>
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/// 是否监控.
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/// </summary>
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public bool IsMonitor
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{
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get
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{
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return m_IsMonitor;
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}
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set
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{
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m_IsMonitor = value;
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}
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}
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/// <summary>
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/// 当鼠标双击元素时触发此事件.
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/// </summary>
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public event HookHandler<DoubleClickElementEventArgs> DoubleClickElement;
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/// <summary>
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/// 注册元素监控，并指定是否立即监控.
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/// </summary>
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public static void Register(UIApplication uiApp)
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{
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if (uiApp == null)
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{
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throw new ArgumentNullException(nameof(uiApp));
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}
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new ElementMonitor(uiApp)
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{
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m_IsMonitor = true
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};
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}
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/// <summary>
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/// 注册元素监控，并指定是否立即监控.
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/// </summary>
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public static void Register(UIControlledApplication uiControllApp)
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{
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if (uiControllApp == null)
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{
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throw new ArgumentNullException(nameof(uiControllApp));
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}
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var flag = System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.InvokeMethod;
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var uiApp = (UIApplication)uiControllApp.GetType().InvokeMember("getUIApplication", flag, Type.DefaultBinder, uiControllApp, null);
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Register(uiApp);
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}
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/// <summary>
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/// 返回1，则拦截鼠标消息，返回0则传递给真正消息接收者.
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/// </summary>
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private int OnRaiseMouseDoubleClick(object sender, System.Windows.Forms.MouseEventArgs e)
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{
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if (this.DoubleClickElement == null)
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{
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return 0;
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}
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if (!m_IsMonitor || e.Button != MouseButtons.Left || e.Clicks != 2)
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{
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return 0;
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}
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var uiDoc = m_UIApplication.ActiveUIDocument;
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if (uiDoc == null)
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{
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return 0;
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}
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var elemIds = uiDoc.Selection.GetElementIds();
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if (elemIds.Count == 1)
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{
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var elem = uiDoc.Document.GetElement(elemIds.First());
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if (elem == null)
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{
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return 0;
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}
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return this.DoubleClickElement(this, new DoubleClickElementEventArgs(elem));
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}
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return 0;
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}
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}
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}
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