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2005-06-02 Mike Kestner <mkestner@novell.com>

Browse Source 
* generator/ConstFilenameGen.cs : new generatable for filename encoded
	const string marshaling
	* generator/Makefile.am : add new file
	* generator/SymbolTable.cs : add new gfilename types.
	* glib/Marshaller.cs : add new filename-encoded string marshalers.
	* gtk/FileSelection.custom : use FilenamePtrToString to marshal.
	* gtk/Gtk.metadata : map the FileSelector filename types to my new
	imaginary gfilename type.  [Fixes #74963]

svn path=/trunk/gtk-sharp/; revision=45328
This commit is contained in:
Mike Kestner 2005-06-02 14:16:52 +00:00
parent dfa84ee168
commit fee353d525
7 changed files with 122 additions and 3 deletions
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11
ChangeLog
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@ -1,3 +1,14 @@
2005-06-02 Mike Kestner <mkestner@novell.com>
* generator/ConstFilenameGen.cs : new generatable for filename encoded
const string marshaling
* generator/Makefile.am : add new file
* generator/SymbolTable.cs : add new gfilename types.
* glib/Marshaller.cs : add new filename-encoded string marshalers.
* gtk/FileSelection.custom : use FilenamePtrToString to marshal.
* gtk/Gtk.metadata : map the FileSelector filename types to my new
imaginary gfilename type. [Fixes #74963]
2005-06-02 Mike Kestner <mkestner@novell.com>
* gtk/Object.custom : only connect to Destroyed for managed subclasses

52
generator/ConstFilenameGen.cs Normal file
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@ -0,0 +1,52 @@
// ConstFilenameGen.cs - The Const Filename type Generatable.
//
// Author: Mike Kestner <mkestner@novell.com>
//
// Copyright (c) 2005 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the 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
// General Public License for more details.
//
// You should have received a copy of the GNU 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 GtkSharp.Generation {
using System;
public class ConstFilenameGen : SimpleBase, IManualMarshaler {
public ConstFilenameGen (string ctype) : base (ctype, "string") {}
public override string MarshalType {
get {
return "IntPtr";
}
}
public override string FromNative (string var)
{
return "GLib.Marshaller.FilenamePtrToString (" + var + ")";
}
public string AllocNative (string managed_var)
{
return "GLib.Marshaller.StringToFilenamePtr (" + managed_var + ")";
}
public string ReleaseNative (string native_var)
{
return "GLib.Marshaller.Free (" + native_var + ")";
}
}
}

1
generator/Makefile.am
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@ -15,6 +15,7 @@ sources = \
ClassBase.cs \
ClassGen.cs \
CodeGenerator.cs \
ConstFilenameGen.cs \
ConstStringGen.cs \
Ctor.cs \
EnumGen.cs \

19
generator/SymbolTable.cs
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@ -90,6 +90,8 @@ namespace GtkSharp.Generation {
AddType (new ConstStringGen ("const-gchar"));
AddType (new ConstStringGen ("const-xmlChar"));
AddType (new ConstStringGen ("const-char"));
AddType (new ConstFilenameGen ("const-gfilename"));
AddType (new MarshalGen ("gfilename", "string", "IntPtr", "GLib.Marshaller.StringToFilenamePtr({0})", "GLib.Marshaller.FilenamePtrToStringGFree({0})"));
AddType (new MarshalGen ("gchar", "string", "IntPtr", "GLib.Marshaller.StringToPtrGStrdup({0})", "GLib.Marshaller.PtrToStringGFree({0})"));
AddType (new MarshalGen ("char", "string", "IntPtr", "GLib.Marshaller.StringToPtrGStrdup({0})", "GLib.Marshaller.PtrToStringGFree({0})"));
AddType (new SimpleGen ("GStrv", "string[]"));
@ -153,6 +155,19 @@ namespace GtkSharp.Generation {
}
}
private bool IsConstString (string type)
{
switch (type) {
case "const-gchar":
case "const-char":
case "const-xmlChar":
case "const-gfilename":
return true;
default:
return false;
}
}
private string Trim(string type)
{
// HACK: If we don't detect this here, there is no
@ -161,8 +176,8 @@ namespace GtkSharp.Generation {
string trim_type = type.TrimEnd('*');
// HACK: Similar to above, but for const strings
if (trim_type == "const-gchar" || trim_type == "const-char" || trim_type == "const-xmlChar") return trim_type;
if (IsConstString (trim_type))
return trim_type;
if (trim_type.StartsWith("const-")) return trim_type.Substring(6);
return trim_type;

37
glib/Marshaller.cs
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@ -37,6 +37,25 @@ namespace GLib {
g_free (ptr);
}
[DllImport("libglib-2.0-0.dll")]
static extern IntPtr g_filename_to_utf8 (IntPtr mem, int len, IntPtr read, out IntPtr written, out IntPtr error);
public static string FilenamePtrToString (IntPtr ptr)
{
IntPtr dummy, error;
IntPtr utf8 = g_filename_to_utf8 (ptr, -1, IntPtr.Zero, out dummy, out error);
if (error != IntPtr.Zero)
throw new GLib.GException (error);
return Utf8PtrToString (utf8);
}
public static string FilenamePtrToStringGFree (IntPtr ptr)
{
string ret = FilenamePtrToString (ptr);
g_free (ptr);
return ret;
}
[DllImport("glibsharpglue-2")]
static extern UIntPtr glibsharp_strlen (IntPtr mem);
@ -76,6 +95,24 @@ namespace GLib {
return ret;
}
[DllImport("libglib-2.0-0.dll")]
static extern IntPtr g_filename_from_utf8 (IntPtr mem, int len, IntPtr read, out IntPtr written, out IntPtr error);
public static IntPtr StringToFilenamePtr (string str)
{
if (str == null)
return IntPtr.Zero;
IntPtr dummy, error;
IntPtr utf8 = StringToPtrGStrdup (str);
IntPtr result = g_filename_from_utf8 (utf8, -1, IntPtr.Zero, out dummy, out error);
g_free (utf8);
if (error != IntPtr.Zero)
throw new GException (error);
return result;
}
public static IntPtr StringToPtrGStrdup (string str) {
if (str == null)
return IntPtr.Zero;

2
gtk/FileSelection.custom
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@ -51,7 +51,7 @@ public string[] Selections {
int i = 0;
IntPtr strptr = Marshal.ReadIntPtr (strv, IntPtr.Size * i++);
while (strptr != IntPtr.Zero) {
result.Add (GLib.Marshaller.Utf8PtrToString (strptr));
result.Add (GLib.Marshaller.FilenamePtrToString (strptr));
strptr = Marshal.ReadIntPtr (strv, IntPtr.Size * i++);
}

3
gtk/Gtk.metadata
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@ -252,7 +252,10 @@
<attr path="/api/namespace/object[@cname='GtkFileSelection']/field[@name='OkButton']" name="type">GtkButton*</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/field[@name='SelectionEntry']" name="type">GtkEntry*</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/field[@name='SelectionText']" name="type">GtkLabel*</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/method[@name='GetFilename']/return-type" name="type">const-gfilename*</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/method[@name='GetSelections']" name="hidden">1</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/method[@name='SetFilename']/*/*[@name='filename']" name="type">const-gfilename*</attr>
<attr path="/api/namespace/object[@cname='GtkFileSelection']/property[@name='Filename']" name="type">gfilename*</attr>
<attr path="/api/namespace/object[@cname='GtkFilePath']" name="parent">GObject</attr>
<attr path="/api/namespace/object[@cname='GtkFontSelectionDialog']/field[@name='ApplyButton']" name="type">GtkButton*</attr>
<attr path="/api/namespace/object[@cname='GtkFontSelectionDialog']/field[@name='ApplyButton']" name="access">public</attr>