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Fix repeated ArgumentOutOfRangeException when a local OpenSim console is resized under mono 

May fix mantises 3186, 3270, 4022, 4238
mysql-performance
Justin Clark-Casey (justincc) 2010-01-08 14:45:40 +00:00
parent 3bf69aa5a3
commit 22b1ffdc6c
2 changed files with 79 additions and 35 deletions
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8
OpenSim/Framework/Console/CommandConsole.cs
View File

@ -552,8 +552,9 @@ namespace OpenSim.Framework.Console
}
}
// A console that processes commands internally
//
/// <summary>
/// A console that processes commands internally
/// </summary>
public class CommandConsole : ConsoleBase
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
@ -574,6 +575,9 @@ namespace OpenSim.Framework.Console
Output(s);
}
/// <summary>
/// Display a command prompt on the console and wait for user input
/// </summary>
public void Prompt()
{
string line = ReadLine(m_defaultPrompt + "# ", true, true);

104
OpenSim/Framework/Console/LocalConsole.cs
View File

@ -36,8 +36,9 @@ using log4net;
namespace OpenSim.Framework.Console
{
// A console that uses cursor control and color
//
/// <summary>
/// A console that uses cursor control and color
/// </summary>
public class LocalConsole : CommandConsole
{
// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
@ -85,30 +86,70 @@ namespace OpenSim.Framework.Console
history.Add(text);
}
/// <summary>
/// Set the cursor row.
/// </summary>
///
/// <param name="top">
/// Row to set. If this is below 0, then the row is set to 0. If it is equal to the buffer height or greater
/// then it is set to one less than the height.
/// </param>
/// <returns>
/// The new cursor row.
/// </returns>
private int SetCursorTop(int top)
{
if (top >= 0 && top < System.Console.BufferHeight)
{
System.Console.CursorTop = top;
return top;
}
else
{
return System.Console.CursorTop;
}
// From at least mono 2.4.2.3, window resizing can give mono an invalid row and column values. If we try
// to set a cursor row position with a currently invalid column, mono will throw an exception.
// Therefore, we need to make sure that the column position is valid first.
int left = System.Console.CursorLeft;
if (left < 0)
System.Console.CursorLeft = 0;
else if (left >= System.Console.BufferWidth)
System.Console.CursorLeft = System.Console.BufferWidth - 1;
if (top < 0)
top = 0;
if (top >= System.Console.BufferHeight)
top = System.Console.BufferHeight - 1;
System.Console.CursorTop = top;
return top;
}
/// <summary>
/// Set the cursor column.
/// </summary>
///
/// <param name="left">
/// Column to set. If this is below 0, then the column is set to 0. If it is equal to the buffer width or greater
/// then it is set to one less than the width.
/// </param>
/// <returns>
/// The new cursor column.
/// </returns>
private int SetCursorLeft(int left)
{
if (left >= 0 && left < System.Console.BufferWidth)
{
System.Console.CursorLeft = left;
return left;
}
else
{
return System.Console.CursorLeft;
}
// From at least mono 2.4.2.3, window resizing can give mono an invalid row and column values. If we try
// to set a cursor column position with a currently invalid row, mono will throw an exception.
// Therefore, we need to make sure that the row position is valid first.
int top = System.Console.CursorTop;
if (top < 0)
System.Console.CursorTop = 0;
else if (top >= System.Console.BufferHeight)
System.Console.CursorTop = System.Console.BufferHeight - 1;
if (left < 0)
left = 0;
if (left >= System.Console.BufferWidth)
left = System.Console.BufferWidth - 1;
System.Console.CursorLeft = left;
return left;
}
private void Show()
@ -128,21 +169,21 @@ namespace OpenSim.Framework.Console
{
y--;
new_y--;
System.Console.CursorLeft = 0;
System.Console.CursorTop = System.Console.BufferHeight-1;
SetCursorLeft(0);
SetCursorTop(System.Console.BufferHeight - 1);
System.Console.WriteLine(" ");
}
y=SetCursorTop(y);
System.Console.CursorLeft = 0;
y = SetCursorTop(y);
SetCursorLeft(0);
if (echo)
System.Console.Write("{0}{1}", prompt, cmdline);
else
System.Console.Write("{0}", prompt);
SetCursorLeft(new_x);
SetCursorTop(new_y);
SetCursorLeft(new_x);
}
}
@ -162,8 +203,7 @@ namespace OpenSim.Framework.Console
System.Console.Write(" ");
y = SetCursorTop(y);
System.Console.CursorLeft = 0;
SetCursorLeft(0);
}
}
catch (Exception)
@ -252,7 +292,7 @@ namespace OpenSim.Framework.Console
}
y = SetCursorTop(y);
System.Console.CursorLeft = 0;
SetCursorLeft(0);
int count = cmdline.Length + prompt.Length;
@ -260,7 +300,7 @@ namespace OpenSim.Framework.Console
System.Console.Write(" ");
y = SetCursorTop(y);
System.Console.CursorLeft = 0;
SetCursorLeft(0);
WriteLocalText(text, level);
@ -299,7 +339,7 @@ namespace OpenSim.Framework.Console
echo = e;
int historyLine = history.Count;
System.Console.CursorLeft = 0; // Needed for mono
SetCursorLeft(0); // Needed for mono
System.Console.Write(" "); // Needed for mono
lock (cmdline)
@ -339,7 +379,7 @@ namespace OpenSim.Framework.Console
cmdline.Remove(cp-1, 1);
cp--;
System.Console.CursorLeft = 0;
SetCursorLeft(0);
y = SetCursorTop(y);
System.Console.Write("{0}{1} ", prompt, cmdline);
@ -387,7 +427,7 @@ namespace OpenSim.Framework.Console
cp++;
break;
case ConsoleKey.Enter:
System.Console.CursorLeft = 0;
SetCursorLeft(0);
y = SetCursorTop(y);
System.Console.WriteLine("{0}{1}", prompt, cmdline);