mcs/class/corlib/System/CStreamWriter.cs

   1 //
   2 // System.CStreamWriter
   3 //
   4 // Authors:
   5 //   Dietmar Maurer (dietmar@ximian.com)
   6 //   Paolo Molaro (lupus@ximian.com)
   7 //   Dick Porter (dick@ximian.com)
   8 //
   9 // (c) 2006 Novell, Inc.  http://www.novell.com
  10 //
  11
  12 //
  13 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  14 //
  15 // Permission is hereby granted, free of charge, to any person obtaining
  16 // a copy of this software and associated documentation files (the
  17 // "Software"), to deal in the Software without restriction, including
  18 // without limitation the rights to use, copy, modify, merge, publish,
  19 // distribute, sublicense, and/or sell copies of the Software, and to
  20 // permit persons to whom the Software is furnished to do so, subject to
  21 // the following conditions:
  22 //
  23 // The above copyright notice and this permission notice shall be
  24 // included in all copies or substantial portions of the Software.
  25 //
  26 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  27 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  29 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  30 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  31 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  32 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33 //
  34 #if NET_2_0
  35 using System;
  36 using System.Text;
  37
  38 namespace System.IO {
  39         class CStreamWriter : StreamWriter {
  40                 TermInfoDriver driver;
  41
  42                 public CStreamWriter (Stream stream, Encoding encoding)
  43                         : base (stream, encoding)
  44                 {
  45                         driver = (TermInfoDriver) ConsoleDriver.driver;
  46                 }
  47
  48                 public override void Write (char [] buffer, int index, int count)
  49                 {
  50                         if (count <= 0)
  51                                 return;
  52
  53                         if (driver.Initialized){
  54                                 lock (this){
  55                                         for (int i = 0; i < count; i++) {
  56                                                 try {
  57                                                         char val = buffer [index + i];
  58                                                         if (driver.NotifyWrite (val))
  59                                                                 InternalWriteChar (val);
  60                                                 } catch (IOException){
  61                                                 }
  62                                         }
  63                                 }
  64                         } else {
  65                                 try {
  66                                         base.Write (buffer, index, count);
  67                                 } catch (IOException){
  68                                 }
  69                         }
  70                 }
  71
  72                 public override void Write (char val)
  73                 {
  74                         lock (this) {
  75                                 try {
  76                                         if (driver.NotifyWrite (val))
  77                                                 InternalWriteChar (val);
  78                                 } catch (IOException) {
  79                                 }
  80                         }
  81                 }
  82
  83                 public void WriteKey (ConsoleKeyInfo key)
  84                 {
  85                         lock (this) {
  86                                 ConsoleKeyInfo copy = new ConsoleKeyInfo (key);
  87                                 if (driver.NotifyWrite (copy))
  88                                         InternalWriteChar (copy.KeyChar);
  89                         }
  90                 }
  91
  92                 public void InternalWriteString (string val)
  93                 {
  94                         try {
  95                                 base.Write (val);
  96                         } catch (IOException) {
  97                         }
  98                 }
  99
 100                 public void InternalWriteChar (char val)
 101                 {
 102                         try {
 103                                 base.Write (val);
 104                         } catch (IOException) {
 105                         }
 106                 }
 107
 108                 public override void Write (char [] val)
 109                 {
 110                         Write (val, 0, val.Length);
 111                 }
 112
 113                 public override void Write (string val)
 114                 {
 115                         if (val == null)
 116                                 return;
 117
 118                         if (driver.Initialized)
 119                                 Write (val.ToCharArray ());
 120                         else {
 121                                 try {
 122                                         base.Write (val);
 123                                 } catch (IOException){
 124
 125                                 }
 126                         }
 127                 }
 128         }
 129 }
 130 #endif
 131