added Revit 2022 SDK minus except *rvt and *rfa

2026-08-15 18:14:02 +00:00 · 2021-04-20 11:36:21 +02:00
parent 1133a82dc5
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+//
+// (C) Copyright 2003-2019 by Autodesk, Inc. All rights reserved.
+//
+// Permission to use, copy, modify, and distribute this software in
+// object code form for any purpose and without fee is hereby granted
+// provided that the above copyright notice appears in all copies and
+// that both that copyright notice and the limited warranty and
+// restricted rights notice below appear in all supporting
+// documentation.
+
+//
+// AUTODESK PROVIDES THIS PROGRAM 'AS IS' AND WITH ALL ITS FAULTS.
+// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
+// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. AUTODESK, INC.
+// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
+// UNINTERRUPTED OR ERROR FREE.
+//
+// Use, duplication, or disclosure by the U.S. Government is subject to
+// restrictions set forth in FAR 52.227-19 (Commercial Computer
+// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
+// (Rights in Technical Data and Computer Software), as applicable. 
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows.Forms;
+using System.IO;
+
+using Autodesk;
+using Autodesk.Revit;
+using Autodesk.Revit.DB;
+using Autodesk.Revit.UI;
+using Autodesk.Revit.ApplicationServices;
+using Autodesk.Revit.UI.Events;
+
+namespace Revit.SDK.Samples.ModelessForm_IdlingEvent.CS
+{
+    /// <summary>
+    /// Implements the Revit add-in interface IExternalApplication
+    /// </summary>
+    public class Application : IExternalApplication
+    {
+        // class instance
+        internal static Application thisApp = null;
+        // ModelessForm instance
+        private ModelessForm m_MyForm;
+        
+        #region IExternalApplication Members
+        /// <summary>
+        /// Implements the OnShutdown event
+        /// </summary>
+        /// <param name="application"></param>
+        /// <returns></returns>
+        public Result OnShutdown(UIControlledApplication application)
+        {
+            if (m_MyForm != null && !m_MyForm.IsDisposed)
+            {
+                m_MyForm.Dispose();
+                m_MyForm = null;
+
+                // if we've had a dialog, we had subscribed
+                application.Idling -= IdlingHandler;
+            }
+
+            return Result.Succeeded;
+        }
+
+        /// <summary>
+        /// Implements the OnStartup event
+        /// </summary>
+        /// <param name="application"></param>
+        /// <returns></returns>
+        public Result OnStartup(UIControlledApplication application)
+        {
+            m_MyForm = null;   // no dialog needed yet; the command will bring it
+            thisApp = this;  // static access to this application instance
+
+            return Result.Succeeded;
+        }
+
+        /// <summary>
+        ///   This method creates and shows a modeless dialog, unless it already exists.
+        /// </summary>
+        /// <remarks>
+        ///   The external command invokes this on the end-user's request
+        /// </remarks>
+        /// 
+        public void ShowForm(UIApplication uiapp)
+        {
+            // If we do not have a dialog yet, create and show it
+            if (m_MyForm == null || m_MyForm.IsDisposed)
+            {
+                m_MyForm = new ModelessForm();
+                m_MyForm.Show();
+
+                // if we have a dialog, we need Idling too
+                uiapp.Idling += IdlingHandler;
+            }
+        }
+
+        /// <summary>
+        ///   A handler for the Idling event.
+        /// </summary>
+        /// <remarks>
+        ///   We keep the handler very simple. First we check
+        ///   if we still have the dialog. If not, we unsubscribe from Idling,
+        ///   for we no longer need it and it makes Revit speedier.
+        ///   If we do have the dialog around, we check if it has a request ready
+        ///   and process it accordingly.
+        /// </remarks>
+        /// 
+        public void IdlingHandler(object sender, IdlingEventArgs args)
+        {
+            UIApplication uiapp = sender as UIApplication;
+
+            if (m_MyForm.IsDisposed)
+            {
+                uiapp.Idling -= IdlingHandler;
+                return;
+            }
+            else   // dialog still exists
+            {
+                // fetch the request from the dialog
+
+                RequestId request = m_MyForm.Request.Take();
+
+                if (request != RequestId.None)
+                {
+                    try
+                    {
+                        // we take the request, if any was made,
+                        // and pass it on to the request executor
+
+                        RequestHandler.Execute(uiapp, request);
+                    }
+                    finally
+                    {
+                        // The dialog may be in its waiting state;
+                        // make sure we wake it up even if we get an exception.
+
+                        m_MyForm.WakeUp();
+                    }
+                }
+            }
+
+            return;
+        }
+
+        #endregion
+    }
+}