/src/NUnit/UiException/Controls/StackTraceDisplay.cs

 1// ****************************************************************
 2// This is free software licensed under the NUnit license. You may
 3// obtain a copy of the license at http://nunit.org
 4// ****************************************************************
 5
 6using System;
 7using System.Collections.Generic;
 8using System.Text;
 9using System.Windows.Forms;
10using System.Drawing;
11using NUnit.UiException.Properties;
12
13namespace NUnit.UiException.Controls
14{
15    /// <summary>
16    /// Implements IErrorDisplay to show the actual stack trace in a TextBox control.
17    /// </summary>
18    public class StackTraceDisplay :
19        UserControl,
20        IErrorDisplay
21    {
22        private TextBox _textContent;
23        private ToolStripButton _btnPlugin;
24        private ToolStripButton _btnCopy;
25
26        /// <summary>
27        /// Builds a new instance of StackTraceDisplay.
28        /// </summary>
29        public StackTraceDisplay()
30        {
31            _btnPlugin = ErrorToolbar.NewStripButton(true, "Display actual stack trace", Resources.ImageStackTraceDisplay, null);
32            _btnCopy = ErrorToolbar.NewStripButton(false, "Copy stack trace to clipboard", Resources.ImageCopyToClipboard, OnClick);
33
34            _textContent = new TextBox();
35            _textContent.ReadOnly = true;
36            _textContent.Multiline = true;
37            _textContent.ScrollBars = ScrollBars.Both;
38
39           return;
40        }
41
42        protected override void OnFontChanged(EventArgs e)
43        {
44            _textContent.Font = this.Font;
45
46            base.OnFontChanged(e);
47        }
48
49        /// <summary>
50        /// Copies the actual stack trace to the clipboard.
51        /// </summary>
52        public void CopyToClipBoard()
53        {
54            if (String.IsNullOrEmpty(_textContent.Text))
55            {
56                Clipboard.Clear();
57                return;
58            }
59
60            Clipboard.SetText(_textContent.Text);
61
62            return;
63        }
64
65        #region IErrorDisplay Membres
66
67        public ToolStripButton PluginItem
68        {
69            get { return (_btnPlugin); }
70        }
71
72        public ToolStripItem[] OptionItems
73        {
74            get { return (new ToolStripItem[] { _btnCopy }); }
75        }
76        
77        public Control Content
78        {
79            get { return (_textContent); }
80        }
81
82        public void OnStackTraceChanged(string stackTrace)
83        {
84            _textContent.Text = stackTrace;
85        }
86
87        #endregion
88
89        private void OnClick(object sender, EventArgs args)
90        {
91            CopyToClipBoard();
92        }
93    }
94}