GtkSharp/gtk/IconTheme.cs
Bertrand Lorentz 446f2e7c7a gtk: Fix a small issue in the previous commit to IconTheme
The native array has an extra NULL element, so we pass the length of the
managed array, which is the real length of the array.
2012-09-05 22:40:50 +02:00

134 lines
4.3 KiB
C#

// IconTheme.cs - customizations to Gtk.IconTheme
//
// Authors: Mike Kestner <mkestner@ximian.com>
// Jeroen Zwartepoorte <jeroen@xs4all.nl>
//
// Copyright (c) 2004-2005 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 Gtk {
using System;
using System.Collections;
using System.Runtime.InteropServices;
public partial class IconTheme {
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern IntPtr gtk_icon_theme_list_icons (IntPtr raw, IntPtr context);
public string[] ListIcons (string context)
{
IntPtr native = GLib.Marshaller.StringToPtrGStrdup (context);
IntPtr list_ptr = gtk_icon_theme_list_icons (Handle, native);
GLib.Marshaller.Free (native);
if (list_ptr == IntPtr.Zero)
return new string [0];
GLib.List list = new GLib.List (list_ptr, typeof (string), true, true);
string[] result = new string [list.Count];
int i = 0;
foreach (string val in list)
result [i++] = val;
return result;
}
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern void gtk_icon_theme_get_search_path(IntPtr raw, out IntPtr path, out int n_elements);
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern void gtk_icon_theme_set_search_path(IntPtr raw, IntPtr[] path, int n_elements);
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern void gtk_icon_theme_get_search_path_utf8(IntPtr raw, out IntPtr path, out int n_elements);
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern void gtk_icon_theme_set_search_path_utf8(IntPtr raw, IntPtr[] path, int n_elements);
[DllImport ("libglib-2.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern void g_strfreev (IntPtr mem);
bool IsWindowsPlatform {
get {
switch (Environment.OSVersion.Platform) {
case PlatformID.Win32NT:
case PlatformID.Win32S:
case PlatformID.Win32Windows:
case PlatformID.WinCE:
return true;
default:
return false;
}
}
}
public string[] SearchPath {
get {
int length;
IntPtr raw_ret;
if (IsWindowsPlatform)
gtk_icon_theme_get_search_path_utf8 (Handle, out raw_ret, out length);
else
gtk_icon_theme_get_search_path (Handle, out raw_ret, out length);
return GLib.Marshaller.NullTermPtrToStringArray (raw_ret, true);
}
set {
IntPtr[] native_path;
if (value == null)
native_path = new IntPtr [0];
else
native_path = GLib.Marshaller.StringArrayToNullTermPointer (value);
if (IsWindowsPlatform)
gtk_icon_theme_set_search_path_utf8 (Handle, native_path, value.Length);
else
gtk_icon_theme_set_search_path (Handle, native_path, value.Length);
GLib.Marshaller.Free (native_path);
}
}
[Obsolete ("Replaced by SearchPath property.")]
public void SetSearchPath (string[] path)
{
SearchPath = path;
}
[DllImport ("libgtk-win32-3.0-0.dll", CallingConvention = CallingConvention.Cdecl)]
static extern IntPtr gtk_icon_theme_get_icon_sizes (IntPtr raw, IntPtr icon_name);
public int[] GetIconSizes (string icon_name)
{
IntPtr icon_name_as_native = GLib.Marshaller.StringToPtrGStrdup (icon_name);
IntPtr raw_ret = gtk_icon_theme_get_icon_sizes(Handle, icon_name_as_native);
ArrayList result = new ArrayList ();
int offset = 0;
int size = Marshal.ReadInt32 (raw_ret, offset);
while (size != 0) {
result.Add (size);
offset += 4;
size = Marshal.ReadInt32 (raw_ret, offset);
}
GLib.Marshaller.Free (icon_name_as_native);
GLib.Marshaller.Free (raw_ret);
return (int[]) result.ToArray (typeof (int));
}
}
}