File: TextCapture.cs

package info (click to toggle)
mono 4.6.2.7+dfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 778,148 kB
  • ctags: 914,052
  • sloc: cs: 5,779,509; xml: 2,773,713; ansic: 432,645; sh: 14,749; makefile: 12,361; perl: 2,488; python: 1,434; cpp: 849; asm: 531; sql: 95; sed: 16; php: 1
file content (95 lines) | stat: -rw-r--r-- 2,791 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
// ****************************************************************
// Copyright 2008, Charlie Poole
// This is free software licensed under the NUnit license. You may
// obtain a copy of the license at http://nunit.org/?p=license&r=2.4
// ****************************************************************

using System.IO;

namespace NUnit.Core
{
    /// <summary>
    /// Abstract base for classes that capture text output
    /// and redirect it to a TextWriter.
    /// </summary>
    public abstract class TextCapture
    {
        #region Private Fields
        /// <summary>
        /// True if capture is enabled
        /// </summary>
        private bool enabled;

        /// <summary>
        /// The TextWriter to which text is redirected
        /// </summary>
        private TextWriter writer;
        #endregion

        #region Properties
        /// <summary>
        /// The TextWriter to which text is redirected
        /// </summary>
        public TextWriter Writer
        {
            get { return writer; }
            set
            {
                writer = value;

                if (writer != null && enabled)
                    StartCapture();
            }
        }

        /// <summary>
        /// Controls whether text is captured or not
        /// </summary>
        public bool Enabled
        {
            get { return enabled; }
            set
            {
                if (enabled != value)
                {
                    if (writer != null && enabled)
                        StopCapture();

                    enabled = value;

                    if (writer != null && enabled && DefaultThreshold != "Off")
                        StartCapture();
                }
            }
        }

        /// <summary>
        /// Returns the default threshold value, which represents
        /// the degree of verbosity of the output text stream.
        /// Returns "None" in the base class. Derived classes that
        /// support verbosity levels should override it.
        /// </summary>
        public virtual string DefaultThreshold
        {
            get { return "None"; }
        }
        #endregion

        #region Abstract Members
        /// <summary>
        /// Override this to perform whatever actions are needed
        /// to start capturing text and sending it to the Writer.
        /// </summary>
        protected abstract void StartCapture();

        /// <summary>
        /// Override this to perform whatever actions are needed
        /// to flush remaining output and stop capturing text.
        /// The Writer should not be changed, allowing capture
        /// to be restarted at a future point.
        /// </summary>
        protected abstract void StopCapture();
        #endregion
    }

}