public Gtk.IconInfo LookupIcon(GLib.IIcon icon, int size, Gtk.IconLookupFlags flags)
{
IntPtr raw_ret = gtk_icon_theme_lookup_by_gicon(Handle, icon == null ? IntPtr.Zero : ((icon is GLib.Object) ? (icon as GLib.Object).Handle : (icon as GLib.IconAdapter).Handle), size, (int)flags);
Gtk.IconInfo ret = GLib.Object.GetObject(raw_ret, true) as Gtk.IconInfo;
return(ret);
}
public Gtk.IconInfo LookupIcon(string icon_name, int size, Gtk.IconLookupFlags flags)
{
IntPtr native_icon_name = GLib.Marshaller.StringToPtrGStrdup(icon_name);
IntPtr raw_ret = gtk_icon_theme_lookup_icon(Handle, native_icon_name, size, (int)flags);
Gtk.IconInfo ret = GLib.Object.GetObject(raw_ret, true) as Gtk.IconInfo;
GLib.Marshaller.Free(native_icon_name);
return(ret);
}
public unsafe Gdk.Pixbuf LoadIcon(string icon_name, int size, Gtk.IconLookupFlags flags)
{
IntPtr native_icon_name = GLib.Marshaller.StringToPtrGStrdup(icon_name);
IntPtr error = IntPtr.Zero;
IntPtr raw_ret = gtk_icon_theme_load_icon(Handle, native_icon_name, size, (int)flags, out error);
Gdk.Pixbuf ret = GLib.Object.GetObject(raw_ret, true) as Gdk.Pixbuf;
GLib.Marshaller.Free(native_icon_name);
if (error != IntPtr.Zero)
{
throw new GLib.GException(error);
}
return(ret);
}
public Gtk.IconInfo ChooseIcon(string[] icon_names, int size, Gtk.IconLookupFlags flags)
{
int cnt_icon_names = icon_names == null ? 0 : icon_names.Length;
IntPtr[] native_icon_names = new IntPtr [cnt_icon_names + 1];
for (int i = 0; i < cnt_icon_names; i++)
{
native_icon_names [i] = GLib.Marshaller.StringToPtrGStrdup(icon_names[i]);
}
native_icon_names [cnt_icon_names] = IntPtr.Zero;
IntPtr raw_ret = gtk_icon_theme_choose_icon(Handle, native_icon_names, size, (int)flags);
Gtk.IconInfo ret = GLib.Object.GetObject(raw_ret) as Gtk.IconInfo;
for (int i = 0; i < native_icon_names.Length - 1; i++)
{
icon_names [i] = GLib.Marshaller.Utf8PtrToString(native_icon_names[i]);
GLib.Marshaller.Free(native_icon_names[i]);
}
return(ret);
}
public unsafe Cairo.Surface LoadSurface(string icon_name, int size, int scale, Gdk.Window for_window, Gtk.IconLookupFlags flags)
{
IntPtr native_icon_name = GLib.Marshaller.StringToPtrGStrdup(icon_name);
IntPtr error = IntPtr.Zero;
IntPtr raw_ret = gtk_icon_theme_load_surface(Handle, native_icon_name, size, scale, for_window == null ? IntPtr.Zero : for_window.Handle, (int)flags, out error);
Cairo.Surface ret = Cairo.Surface.Lookup(raw_ret, true);
GLib.Marshaller.Free(native_icon_name);
if (error != IntPtr.Zero)
{
throw new GLib.GException(error);
}
return(ret);
}
public static Gdk.Pixbuf TryLoadIcon(Gtk.IconTheme theme, string icon_name, int size, Gtk.IconLookupFlags flags)
{
try {
return(theme.LoadIcon(icon_name, size, flags));
} catch {
try {
return(theme.LoadIcon("gtk-missing-image", size, flags));
} catch {
return(null);
}
}
}
public static Gdk.Pixbuf TryLoadIcon(Gtk.IconTheme theme, string[] names, int size, Gtk.IconLookupFlags flags)
{
try {
var info = theme.ChooseIcon(names, size, flags);
return(info.LoadIcon());
} catch {
try {
return(theme.LoadIcon("gtk-missing-image", size, flags));
} catch {
return(null);
}
}
}
