RevitSdkSamples/SDK/Samples/VisibilityControl/CS/VisibilityCtrlForm.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
// that both that copyright notice and the limited warranty and
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// documentation.
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// 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)
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//

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

using Autodesk.Revit;
using Autodesk.Revit.UI;

namespace Revit.SDK.Samples.VisibilityControl.CS
{
    /// <summary>
    /// the user interface form
    /// </summary>
    public partial class VisibilityCtrlForm : System.Windows.Forms.Form
    {
        // an object control visibility by category
        private VisibilityCtrl m_visibilityCtrl;

        /// <summary>
        /// constructor
        /// </summary>
        /// <param name="visibilityCtrl">an object control visibility by category</param>
        public VisibilityCtrlForm(VisibilityCtrl visibilityCtrl)
        {
            if (null == visibilityCtrl)
            {
                throw new ArgumentNullException("visibilityCtrl");
            }
            else
            {
                m_visibilityCtrl = visibilityCtrl;
            }

            InitializeComponent();
        }

        /// <summary>
        /// initializes allCategoriesListView
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void VisibilityCtrlForm_Load(object sender, EventArgs e)
        {
            // initialize the  checked list box
            allCategoriesListView.Columns.Add("name");
            foreach (string name in m_visibilityCtrl.AllCategories.Keys)
            {
                bool check = m_visibilityCtrl.AllCategories[name].ToString().Equals("True") ? true : false;
                ListViewItem item = new ListViewItem(name);
                item.Checked = check;
                allCategoriesListView.Items.Add(item);
            }

            allCategoriesListView.AutoResizeColumns(ColumnHeaderAutoResizeStyle.ColumnContent);

            // append the ItemCheck event handler method
            allCategoriesListView.ItemCheck += new ItemCheckEventHandler(allCategoriesListView_ItemCheck);
        }

        /// <summary>
        /// change the visibility of the category
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void allCategoriesListView_ItemCheck(object sender, ItemCheckEventArgs e)
        {
            bool visible = e.NewValue == CheckState.Checked ? true : false;
            string name = allCategoriesListView.Items[e.Index].Text;

            // change the visibility of the category
            if (!m_visibilityCtrl.SetVisibility(visible, name))
            {
                TaskDialog.Show("Revit", "This category can not change visible in the active view.");
            }
        }

        /// <summary>
        /// isolate the selected elements
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void isolateButton_Click(object sender, EventArgs e)
        {
            // set the IsolateMode
            if (pickOneRadioButton.Checked)
            {
                m_visibilityCtrl.IsolateMode = IsolateMode.PickOne;
            }
            else if (windowSelectRadioButton.Checked)
            {
                m_visibilityCtrl.IsolateMode = IsolateMode.WindowSelect;
            }
            else
            {
                m_visibilityCtrl.IsolateMode = IsolateMode.None;
            }

            // close the form
            this.Close();
        }

        private void checkAllButton_Click(object sender, EventArgs e)
        {
            foreach (ListViewItem item in allCategoriesListView.Items)
            {
                item.Checked = true;
            }
        }

        private void checkNoneButton_Click(object sender, EventArgs e)
        {
            foreach (ListViewItem item in allCategoriesListView.Items)
            {
                item.Checked = false;
            }
        }
    }
}