GtkSharp/Source/gtk/Image.cs
2017-09-04 22:36:28 -03:00

126 lines
3.9 KiB
C#

// Image.cs - Customizations to Gtk.Image
//
// Authors: Mike Kestner <mkestner@novell.com>
// Authors: Stephane Delcroix <sdelcroix@novell.com>
//
// Copyright (c) 2004-2008 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.Generic;
using System.Runtime.InteropServices;
public partial class Image {
[DllImport (Global.GtkNativeDll, CallingConvention = CallingConvention.Cdecl)]
static extern IntPtr gtk_image_new_from_icon_set(IntPtr icon_set, int size);
public Image (Gtk.IconSet icon_set, Gtk.IconSize size) : base (IntPtr.Zero)
{
if (GetType () != typeof (Image)) {
var vals = new List<GLib.Value> ();
var names = new List<string> ();
names.Add ("icon_set");
vals.Add (new GLib.Value (icon_set));
names.Add ("icon_size");
vals.Add (new GLib.Value ((int)size));
CreateNativeObject (names.ToArray (), vals.ToArray ());
return;
}
Raw = gtk_image_new_from_icon_set(icon_set.Handle, (int) size);
}
[DllImport (Global.GtkNativeDll, CallingConvention = CallingConvention.Cdecl)]
static extern IntPtr gtk_image_new_from_stock(IntPtr stock_id, int size);
public Image (string stock_id, Gtk.IconSize size) : base (IntPtr.Zero)
{
if (GetType () != typeof (Image)) {
var vals = new List<GLib.Value> ();
var names = new List<string> ();
names.Add ("stock");
vals.Add (new GLib.Value (stock_id));
names.Add ("icon_size");
vals.Add (new GLib.Value ((int)size));
CreateNativeObject (names.ToArray (), vals.ToArray ());
return;
}
IntPtr native = GLib.Marshaller.StringToPtrGStrdup (stock_id);
Raw = gtk_image_new_from_stock(native, (int) size);
GLib.Marshaller.Free (native);
}
void LoadFromStream (System.IO.Stream stream)
{
try {
Gdk.PixbufAnimation anim = new Gdk.PixbufAnimation (stream);
if (anim.IsStaticImage)
Pixbuf = anim.StaticImage;
else
PixbufAnimation = anim;
} catch {
Stock = Gtk.Stock.MissingImage;
}
}
public Image (System.IO.Stream stream) : this ()
{
LoadFromStream (stream);
}
public Image (System.Reflection.Assembly assembly, string resource) : this ()
{
if (assembly == null)
assembly = System.Reflection.Assembly.GetCallingAssembly ();
System.IO.Stream s = assembly.GetManifestResourceStream (resource);
if (s == null)
throw new ArgumentException ("'" + resource + "' is not a valid resource name of assembly '" + assembly + "'.");
LoadFromStream (s);
}
static public Image LoadFromResource (string resource)
{
return new Image (System.Reflection.Assembly.GetCallingAssembly (), resource);
}
[Obsolete ("Use the Animation property instead")]
public Gdk.PixbufAnimation FromAnimation {
set {
gtk_image_set_from_animation(Handle, value == null ? IntPtr.Zero : value.Handle);
}
}
[Obsolete ("Use the File property instead")]
public string FromFile {
set {
IntPtr native_value = GLib.Marshaller.StringToPtrGStrdup (value);
gtk_image_set_from_file(Handle, native_value);
GLib.Marshaller.Free (native_value);
}
}
[Obsolete ("Use the Pixbuf property instead")]
public Gdk.Pixbuf FromPixbuf {
set {
gtk_image_set_from_pixbuf(Handle, value == null ? IntPtr.Zero : value.Handle);
}
}
}
}