RevitSdkSamples/SDK/Samples/Journaling/CS/JournalingForm.cs

//
// (C) Copyright 2003-2019 by Autodesk, Inc.
//
// 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
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// documentation.
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// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
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// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
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//


using System;
using System.Windows.Forms;

using Autodesk.Revit.DB;
using TaskDialog = Autodesk.Revit.UI.TaskDialog;

namespace Revit.SDK.Samples.Journaling.CS
{

    /// <summary>
    /// The form used to collect the support data for wall creation and store in journal 
    /// </summary>
    public partial class JournalingForm : System.Windows.Forms.Form
    {
        // Private members
        const double Precision = 0.00001;   //precision when judge whether two doubles are equal
        Journaling m_dataBuffer;    // A reference of Journaling.


        // Methods
        /// <summary>
        /// Constructor of JournalingForm
        /// </summary>
        /// <param name="dataBuffer">A reference of Journaling class</param>
        public JournalingForm(Journaling dataBuffer)
        {
            // Required for Windows Form Designer support
            InitializeComponent();

            //Get a reference of ModelLines
            m_dataBuffer = dataBuffer;

            // Bind the data source of the typeComboBox and levelComboBox
            typeComboBox.DataSource = m_dataBuffer.WallTypes;
            typeComboBox.DisplayMember = "Name";
            levelComboBox.DataSource = m_dataBuffer.Levels;
            levelComboBox.DisplayMember = "Name";
        }


        /// <summary>
        /// The okButton click event method,
        /// this method collect the data, and pass them to the journaling class
        /// </summary>
        private void okButton_Click(object sender, EventArgs e)
        {
            // Get the support data from the UI controls
            Autodesk.Revit.DB.XYZ startPoint = startPointUserControl.GetPointData();  // start point 
            Autodesk.Revit.DB.XYZ endPoint = endPointUserControl.GetPointData();      // end point
            if (startPoint.Equals(endPoint))    // Don't allow start point equals end point
            {
                TaskDialog.Show("Revit", "Start point should not equal end point.");
                return;
            }

            double diff = Math.Abs(startPoint.Z - endPoint.Z);
            if (diff > Precision)
            {
                TaskDialog.Show("Revit", "Z coordinate of start and end points should be equal.");
                return;
            }

            Level level = levelComboBox.SelectedItem as Level;  // level information
            if (null == level)  // assert it isn't null
            {
                TaskDialog.Show("Revit", "The selected level is null or incorrect.");
                return;
            }

            WallType type = typeComboBox.SelectedItem as WallType;  // wall type
            if (null == type)    // assert it isn't null
            {
                TaskDialog.Show("Revit", "The selected wall type is null or incorrect.");
                return;
            }

            // Invoke SetNecessaryData method to set the collected support data 
            m_dataBuffer.SetNecessaryData(startPoint, endPoint, level, type);

            // Set result information and close the form
            this.DialogResult = DialogResult.OK;
            this.Close();
        }


        /// <summary>
        /// The cancelButton click event method
        /// </summary>
        private void cancelButton_Click(object sender, EventArgs e)
        {
            // Only set result to be cancel and close the form
            this.DialogResult = DialogResult.Cancel;
            this.Close();
        }
    }
}