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using System;
using System.IO;
using System.Runtime.InteropServices;
namespace Mono.Debugger.Frontend
{
public delegate void CompletionDelegate (string text, int start, int end);
public delegate string CompletionGenerator (string text, int state);
internal class GnuReadLine
{
[DllImport("libmonodebuggerreadline")]
extern static void mono_debugger_readline_static_init ();
[DllImport("libmonodebuggerreadline")]
extern static int mono_debugger_readline_is_a_tty (int fd);
[DllImport("libmonodebuggerreadline")]
extern static string mono_debugger_readline_readline (string prompt);
[DllImport("libmonodebuggerreadline")]
extern static void mono_debugger_readline_add_history (string line);
[DllImport("libmonodebuggerreadline")]
extern static void mono_debugger_readline_enable_completion (Delegate handler);
[DllImport("libmonodebuggerreadline")]
extern static string mono_debugger_readline_current_line_buffer ();
[DllImport("libmonodebuggerreadline")]
extern static int mono_debugger_readline_get_columns ();
[DllImport("libmonodebuggerreadline")]
extern static void mono_debugger_readline_set_completion_matches (string[] matches, int count);
[DllImport("libmonodebuggerreadline")]
extern static int mono_debugger_readline_get_filename_completion_desired ();
[DllImport("libmonodebuggerreadline")]
extern static void mono_debugger_readline_set_filename_completion_desired (int v);
static CompletionDelegate completion_handler;
static GnuReadLine ()
{
mono_debugger_readline_static_init ();
}
public static bool IsTerminal (int fd)
{
return mono_debugger_readline_is_a_tty (fd) != 0;
}
public static string ReadLine (string prompt)
{
return mono_debugger_readline_readline (prompt);
}
public static void AddHistory (string line)
{
mono_debugger_readline_add_history (line);
}
public static int Columns {
get {
return mono_debugger_readline_get_columns ();
}
}
public static void SetCompletionMatches (string[] matches)
{
mono_debugger_readline_set_completion_matches (matches, matches == null ? 0 : matches.Length);
}
public static void EnableCompletion (CompletionDelegate handler)
{
completion_handler = handler;
mono_debugger_readline_enable_completion (completion_handler);
}
public static string CurrentLine
{
get {
return mono_debugger_readline_current_line_buffer ();
}
}
public static bool FilenameCompletionDesired
{
get {
return mono_debugger_readline_get_filename_completion_desired () == 0 ? false : true;
}
set {
mono_debugger_readline_set_filename_completion_desired (value == true ? 1 : 0);
}
}
}
}
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