7ebae92199
* glib/TypeConverter.cs: * glib/Value.cs: sort lists of GTypes into TypeFundamental order svn path=/trunk/gtk-sharp/; revision=43457
446 lines
13 KiB
C#
Executable file
446 lines
13 KiB
C#
Executable file
// GLib.Value.cs - GLib Value class implementation
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//
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// Author: Mike Kestner <mkestner@speakeasy.net>
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//
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// Copyright (c) 2001 Mike Kestner
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// Copyright (c) 2003-2004 Novell, Inc.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of version 2 of the Lesser GNU General
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// Public License as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this program; if not, write to the
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// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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namespace GLib {
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using System;
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using System.Collections;
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using System.Runtime.InteropServices;
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[StructLayout (LayoutKind.Sequential)]
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public struct Value : IDisposable {
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IntPtr type;
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long pad_1;
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long pad_2;
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public static Value Empty;
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public Value (GLib.GType gtype)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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g_value_init (ref this, gtype.Val);
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}
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public Value (object obj)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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GType gtype = TypeConverter.LookupType (obj.GetType ());
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if (gtype == GType.Object) {
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g_value_init (ref this, ((GLib.Object) obj).NativeType.Val);
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} else {
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g_value_init (ref this, gtype.Val);
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}
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Val = obj;
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}
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public Value (bool val) : this (GType.Boolean)
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{
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g_value_set_boolean (ref this, val);
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}
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public Value (int val) : this (GType.Int)
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{
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g_value_set_int (ref this, val);
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}
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public Value (uint val) : this (GType.UInt)
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{
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g_value_set_uint (ref this, val);
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}
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public Value (ushort val) : this (GType.UInt)
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{
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g_value_set_uint (ref this, val);
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}
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public Value (long val) : this (GType.Int64)
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{
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g_value_set_int64 (ref this, val);
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}
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public Value (ulong val) : this (GType.UInt64)
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{
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g_value_set_uint64 (ref this, val);
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}
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public Value (EnumWrapper wrap, string type_name)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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IntPtr native = GLib.Marshaller.StringToPtrGStrdup (type_name);
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gtksharp_value_create_from_type_name (ref this, native);
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GLib.Marshaller.Free (native);
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if (wrap.flags)
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g_value_set_flags (ref this, (uint) (int) wrap);
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else
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g_value_set_enum (ref this, (int) wrap);
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}
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public Value (float val) : this (GType.Float)
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{
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g_value_set_float (ref this, val);
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}
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public Value (double val) : this (GType.Double)
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{
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g_value_set_double (ref this, val);
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}
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public Value (string val) : this (GType.String)
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{
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IntPtr native_val = GLib.Marshaller.StringToPtrGStrdup (val);
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g_value_set_string (ref this, native_val);
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GLib.Marshaller.Free (native_val);
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}
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public Value (IntPtr val) : this (GType.Pointer)
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{
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g_value_set_pointer (ref this, val);
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}
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public Value (Opaque val, string type_name)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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IntPtr native = GLib.Marshaller.StringToPtrGStrdup (type_name);
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gtksharp_value_create_from_type_name (ref this, native);
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GLib.Marshaller.Free (native);
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g_value_set_boxed (ref this, val.Handle);
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}
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public Value (GLib.Object val) : this (val == null ? GType.Object : val.NativeType)
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{
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g_value_set_object (ref this, val == null ? IntPtr.Zero : val.Handle);
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}
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public Value (GLib.Object obj, string prop_name)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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IntPtr prop = GLib.Marshaller.StringToPtrGStrdup (prop_name);
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gtksharp_value_create_from_property (ref this, obj.Handle, prop);
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GLib.Marshaller.Free (prop);
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}
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[Obsolete]
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public Value (GLib.Object obj, string prop_name, EnumWrapper wrap)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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IntPtr native = GLib.Marshaller.StringToPtrGStrdup (prop_name);
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gtksharp_value_create_from_type_and_property (ref this, obj.NativeType.Val, native);
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GLib.Marshaller.Free (native);
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if (wrap.flags)
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g_value_set_flags (ref this, (uint) (int) wrap);
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else
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g_value_set_enum (ref this, (int) wrap);
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}
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[Obsolete]
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public Value (IntPtr obj, string prop_name, Opaque val)
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{
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type = IntPtr.Zero;
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pad_1 = pad_2 = 0;
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IntPtr native = GLib.Marshaller.StringToPtrGStrdup (prop_name);
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gtksharp_value_create_from_property (ref this, obj, native);
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GLib.Marshaller.Free (native);
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g_value_set_boxed (ref this, val.Handle);
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}
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public void Dispose ()
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{
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g_value_unset (ref this);
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}
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public void Init (GLib.GType gtype)
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{
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g_value_init (ref this, gtype.Val);
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}
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public static explicit operator bool (Value val)
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{
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return g_value_get_boolean (ref val);
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}
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public static explicit operator int (Value val)
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{
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return g_value_get_int (ref val);
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}
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public static explicit operator uint (Value val)
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{
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return g_value_get_uint (ref val);
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}
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public static explicit operator ushort (Value val)
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{
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return (ushort) g_value_get_uint (ref val);
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}
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public static explicit operator long (Value val)
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{
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return g_value_get_int64 (ref val);
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}
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public static explicit operator ulong (Value val)
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{
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return g_value_get_uint64 (ref val);
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}
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public static explicit operator EnumWrapper (Value val)
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{
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if (glibsharp_value_holds_flags (ref val))
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return new EnumWrapper ((int)g_value_get_flags (ref val), true);
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else
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return new EnumWrapper (g_value_get_enum (ref val), false);
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}
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public static explicit operator float (Value val)
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{
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return g_value_get_float (ref val);
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}
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public static explicit operator double (Value val)
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{
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return g_value_get_double (ref val);
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}
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public static explicit operator string (Value val)
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{
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IntPtr str = g_value_get_string (ref val);
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return str == IntPtr.Zero ? null : GLib.Marshaller.Utf8PtrToString (str);
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}
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public static explicit operator IntPtr (Value val)
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{
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return g_value_get_pointer (ref val);
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}
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public static explicit operator GLib.Opaque (Value val)
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{
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return GLib.Opaque.GetOpaque (g_value_get_boxed (ref val));
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}
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public static explicit operator GLib.Boxed (Value val)
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{
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return new GLib.Boxed (g_value_get_boxed (ref val));
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}
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public static explicit operator GLib.Object (Value val)
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{
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return GLib.Object.GetObject (g_value_get_object (ref val), false);
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}
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public static explicit operator GLib.UnwrappedObject (Value val)
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{
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return new UnwrappedObject (g_value_get_object (ref val));
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}
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public object Val
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{
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get {
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GLib.GType type = new GLib.GType (gtksharp_value_get_value_type (ref this));
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if (type == GType.Char)
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return (char) this;
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else if (type == GType.Boolean)
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return (bool) this;
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else if (type == GType.Int)
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return (int) this;
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else if (type == GType.UInt)
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return (uint) this;
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else if (type == GType.Int64)
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return (long) this;
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else if (type == GType.UInt64)
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return (ulong) this;
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else if (type == GType.Float)
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return (float) this;
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else if (type == GType.Double)
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return (double) this;
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else if (type == GType.String)
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return (string) this;
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else if (type == ManagedValue.GType)
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return ManagedValue.ObjectForWrapper (g_value_get_boxed (ref this));
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else if (g_type_is_a (type.Val, GType.Object.Val))
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return (GLib.Object) this;
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else
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throw new Exception ("Unknown type");
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}
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set {
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IntPtr buf;
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GType type = TypeConverter.LookupType (value.GetType());
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if (type == GType.Char)
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g_value_set_char (ref this, (char) value);
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else if (type == GType.Boolean)
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g_value_set_boolean (ref this, (bool) value);
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else if (type == GType.Int)
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g_value_set_int (ref this, (int) value);
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else if (type == GType.UInt)
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g_value_set_uint (ref this, (uint) value);
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else if (type == GType.Int64)
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g_value_set_int64 (ref this, (long) value);
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else if (type == GType.UInt64)
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g_value_set_uint64 (ref this, (ulong) value);
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else if (type == GType.Float)
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g_value_set_float (ref this, (float) value);
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else if (type == GType.Double)
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g_value_set_double (ref this, (double) value);
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else if (type == GType.String) {
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IntPtr native = GLib.Marshaller.StringToPtrGStrdup ((string)value);
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g_value_set_string (ref this, native);
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GLib.Marshaller.Free (native);
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} else if (type == GType.Pointer) {
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if (value is IWrapper) {
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g_value_set_pointer (ref this, ((IWrapper)value).Handle);
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return;
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}
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buf = Marshal.AllocHGlobal (Marshal.SizeOf (value.GetType()));
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Marshal.StructureToPtr (value, buf, false);
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g_value_set_pointer (ref this, buf);
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} else if (type == ManagedValue.GType) {
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g_value_set_boxed (ref this, ManagedValue.WrapObject (value));
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} else if (g_type_is_a (type.Val, GLib.GType.Boxed.Val)) {
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if (value is IWrapper) {
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g_value_set_boxed (ref this, ((IWrapper)value).Handle);
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return;
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}
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buf = Marshal.AllocHGlobal (Marshal.SizeOf (value.GetType()));
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Marshal.StructureToPtr (value, buf, false);
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g_value_set_boxed (ref this, buf);
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Marshal.FreeHGlobal (buf);
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} else if (type == GType.Object)
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g_value_set_object (ref this, ((GLib.Object) value).Handle);
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else
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throw new Exception ("Unknown type");
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}
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}
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_init (ref GLib.Value val, IntPtr gtype);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_unset (ref GLib.Value val);
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[DllImport("glibsharpglue-2")]
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static extern IntPtr gtksharp_value_create_from_property(ref GLib.Value val, IntPtr obj, IntPtr name);
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[DllImport("glibsharpglue-2")]
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static extern IntPtr gtksharp_value_create_from_type_and_property(ref GLib.Value val, IntPtr gtype, IntPtr name);
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[DllImport("glibsharpglue-2")]
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static extern IntPtr gtksharp_value_create_from_type_name(ref GLib.Value val, IntPtr type_name);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_boolean (ref Value val, bool data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_boxed (ref Value val, IntPtr data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_double (ref Value val, double data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_float (ref Value val, float data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_int (ref Value val, int data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_int64 (ref Value val, long data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_uint64 (ref Value val, ulong data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_object (ref Value val, IntPtr data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_pointer (ref Value val, IntPtr data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_string (ref Value val, IntPtr data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_uint (ref Value val, uint data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_enum (ref Value val, int data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_flags (ref Value val, uint data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern void g_value_set_char (ref Value val, char data);
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[DllImport("libgobject-2.0-0.dll")]
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static extern bool g_value_get_boolean (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern IntPtr g_value_get_boxed (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern double g_value_get_double (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern float g_value_get_float (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern int g_value_get_int (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern long g_value_get_int64 (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern ulong g_value_get_uint64 (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern IntPtr g_value_get_object (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern IntPtr g_value_get_pointer (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern IntPtr g_value_get_string (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern uint g_value_get_uint (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern int g_value_get_enum (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern uint g_value_get_flags (ref Value val);
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[DllImport("glibsharpglue-2")]
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static extern bool glibsharp_value_holds_flags (ref Value val);
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[DllImport("glibsharpglue-2")]
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static extern IntPtr gtksharp_value_get_value_type (ref Value val);
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[DllImport("libgobject-2.0-0.dll")]
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static extern bool g_type_is_a (IntPtr type, IntPtr is_a_type);
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}
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}
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