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2004-12-21 Mike Kestner <mkestner@novell.com>

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* glib/Argv.cs : argv marshaling class.
	* glib/Makefile.am : add file.
	* glib/Marshaller.cs : mark the argv methods obsolete.
	* gtk/Application.cs : use GLib.Argv. [Fixes #68812]

svn path=/trunk/gtk-sharp/; revision=38046
This commit is contained in:
Mike Kestner 2004-12-21 19:47:55 +00:00
parent 62258ca7c3
commit e38ece1fdb
6 changed files with 173 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2004-12-21 Mike Kestner <mkestner@novell.com>
* glib/Argv.cs : argv marshaling class.
* glib/Makefile.am : add file.
* glib/Marshaller.cs : mark the argv methods obsolete.
* gtk/Application.cs : use GLib.Argv. [Fixes #68812]
2004-12-21 Dan Winship <danw@novell.com> 2004-12-21 Dan Winship <danw@novell.com>
* generator/CallbackGen.cs: * generator/CallbackGen.cs:

77
doc/en/GLib/Argv.xml Normal file
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@ -0,0 +1,77 @@
<Type Name="Argv" FullName="GLib.Argv">
<TypeSignature Language="C#" Value="public class Argv" Maintainer="auto" />
<AssemblyInfo>
<AssemblyName>glib-sharp</AssemblyName>
<AssemblyPublicKey>[00 24 00 00 04 80 00 00 94 00 00 00 06 02 00 00 00 24 00 00 52 53 41 31 00 04 00 00 01 00 01 00 71 EB 6C 55 75 52 9C BF 72 44 F7 A6 EA 05 62 84 F9 EA E0 3B CF F2 CC 13 2C 9C 49 0A B3 09 EA B0 B5 6B CE 44 9D F5 03 D9 C0 A8 1E 52 05 85 CD BE 70 E2 FB 90 43 4B AC 04 FA 62 22 A8 00 98 B7 A1 A7 B3 AF 99 1A 41 23 24 BB 43 25 F6 B8 65 BB 64 EB F6 D1 C2 06 D5 73 2D DF BC 70 A7 38 9E E5 3E 0C 24 6E 32 79 74 1A D0 05 03 E4 98 42 E1 9B F3 7B 19 8B 40 21 26 CB 36 89 C2 EA 64 96 A4 7C B4]</AssemblyPublicKey>
<AssemblyVersion>2.0.0.0</AssemblyVersion>
<AssemblyCulture>neutral</AssemblyCulture>
<Attributes />
</AssemblyInfo>
<ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
<Docs>
<summary>Argv marshaling class.</summary>
<remarks />
</Docs>
<Base>
<BaseTypeName>System.Object</BaseTypeName>
</Base>
<Interfaces />
<Attributes />
<Members>
<Member MemberName="Finalize">
<MemberSignature Language="C#" Value="protected override void Finalize ();" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Releases native resources.</summary>
<remarks />
</Docs>
</Member>
<Member MemberName="GetArgs">
<MemberSignature Language="C#" Value="public string [] GetArgs (int argc);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.String[]</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="argc" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Gets a string array containing a specified number of arguments.</summary>
<param name="argc">a <see cref="T:System.Int32" /></param>
<returns>a <see cref="T:System.String[]" /></returns>
<remarks />
</Docs>
</Member>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public Argv (string [] args);" />
<MemberType>Constructor</MemberType>
<ReturnValue />
<Parameters>
<Parameter Name="args" Type="System.String[]" />
</Parameters>
<Docs>
<summary>Creates an Argv marshaler.</summary>
<param name="args">a <see cref="T:System.String" /></param>
<returns>a <see cref="T:GLib.Argv" /></returns>
<remarks />
</Docs>
</Member>
<Member MemberName="Handle">
<MemberSignature Language="C#" Value="public IntPtr Handle { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.IntPtr</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Native pointer to the argument array.</summary>
<returns>a <see cref="T:System.IntPtr" /></returns>
<remarks />
</Docs>
</Member>
</Members>
</Type>

79
glib/Argv.cs Normal file
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@ -0,0 +1,79 @@
// GLib.Argv.cs : Argv marshaling class
//
// Author: Mike Kestner <mkestner@novell.com>
//
// Copyright (c) 2004 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace GLib {
using System;
using System.Runtime.InteropServices;
public class Argv {
IntPtr[] arg_ptrs;
IntPtr handle;
[DllImport("libglib-2.0-0.dll")]
static extern IntPtr g_strdup (string str);
[DllImport("libglib-2.0-0.dll")]
static extern IntPtr g_malloc(IntPtr size);
[DllImport("libglib-2.0-0.dll")]
static extern void g_free (IntPtr mem);
~Argv ()
{
foreach (IntPtr arg in arg_ptrs)
g_free (arg);
g_free (handle);
}
public Argv (string[] args)
{
arg_ptrs = new IntPtr [args.Length];
for (int i = 0; i < args.Length; i++)
arg_ptrs [i] = g_strdup (args[i]);
handle = g_malloc (new IntPtr (IntPtr.Size * args.Length));
for (int i = 0; i < args.Length; i++)
Marshal.WriteIntPtr (handle, i * IntPtr.Size, arg_ptrs [i]);
}
public IntPtr Handle {
get {
return handle;
}
}
public string[] GetArgs (int argc)
{
string[] result = new string [argc];
for (int i = 0; i < argc; i++)
result [i] = Marshal.PtrToStringAnsi (Marshal.ReadIntPtr (handle, i * IntPtr.Size));
return result;
}
}
}

1
glib/Makefile.am
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@ -10,6 +10,7 @@ DISTCLEANFILES = $(ASSEMBLY).config AssemblyInfo.cs
references = references =
sources = \ sources = \
Argv.cs \
Boxed.cs \ Boxed.cs \
ConnectBeforeAttribute.cs \ ConnectBeforeAttribute.cs \
DefaultSignalHandlerAttribute.cs \ DefaultSignalHandlerAttribute.cs \

2
glib/Marshaller.cs
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@ -109,6 +109,7 @@ namespace GLib {
return buf; return buf;
} }
[Obsolete ("Use GLib.Argv instead to avoid leaks.")]
public static IntPtr ArgvToArrayPtr (string[] args) public static IntPtr ArgvToArrayPtr (string[] args)
{ {
if (args.Length == 0) if (args.Length == 0)
@ -149,6 +150,7 @@ namespace GLib {
return args; return args;
} }
[Obsolete ("Use GLib.Argv instead to avoid leaks.")]
public static string[] ArrayPtrToArgv (IntPtr array, int argc) public static string[] ArrayPtrToArgv (IntPtr array, int argc)
{ {
if (argc == 0) if (argc == 0)

10
gtk/Application.cs
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@ -55,7 +55,8 @@ namespace Gtk {
progargs[0] = progname; progargs[0] = progname;
args.CopyTo (progargs, 1); args.CopyTo (progargs, 1);
IntPtr buf = GLib.Marshaller.ArgvToArrayPtr (progargs); GLib.Argv argv = new GLib.Argv (progargs);
IntPtr buf = argv.Handle;
int argc = progargs.Length; int argc = progargs.Length;
if (check) if (check)
@ -63,13 +64,16 @@ namespace Gtk {
else else
gtk_init (ref argc, ref buf); gtk_init (ref argc, ref buf);
if (buf != argv.Handle)
throw new Exception ("init returned new argv handle");
// copy back the resulting argv, minus argv[0], which we're // copy back the resulting argv, minus argv[0], which we're
// not interested in. // not interested in.
if (argc == 0) if (argc <= 1)
args = new string[0]; args = new string[0];
else { else {
progargs = GLib.Marshaller.ArrayPtrToArgv (buf, argc); progargs = argv.GetArgs (argc);
args = new string[argc - 1]; args = new string[argc - 1];
Array.Copy (progargs, 1, args, 0, argc - 1); Array.Copy (progargs, 1, args, 0, argc - 1);
} }