mirror of
https://github.com/Ryujinx/GtkSharp.git
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167 lines
7.1 KiB
C#
Executable File
167 lines
7.1 KiB
C#
Executable File
// Gdk.Property.cs - Custom implementation for Property class
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//
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// Authors: Mike Kestner <mkestner@novell.com>
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//
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// Copyright (c) 2007 Novell, Inc.
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// Copyright (c) 2009 Christian Hoff
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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 Gdk {
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using System;
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using System.Runtime.InteropServices;
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public partial class Property {
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delegate void d_gdk_property_change2(IntPtr window, IntPtr property, IntPtr type, int format, int mode, out byte data, int nelements);
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static d_gdk_property_change2 gdk_property_change2 = FuncLoader.LoadFunction<d_gdk_property_change2>(FuncLoader.GetProcAddress(GLibrary.Load(Library.Gdk), "gdk_property_change"));
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[Obsolete ("Replaced by corrected overload with data parameter")]
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public static byte Change(Gdk.Window window, Gdk.Atom property, Gdk.Atom type, int format, Gdk.PropMode mode, int nelements) {
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byte data;
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gdk_property_change2(window == null ? IntPtr.Zero : window.Handle, property == null ? IntPtr.Zero : property.Handle, type == null ? IntPtr.Zero : type.Handle, format, (int) mode, out data, nelements);
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return data;
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}
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delegate bool d_gdk_property_get(IntPtr window, IntPtr property, IntPtr type, UIntPtr offset, UIntPtr length, bool pdelete, out IntPtr actual_property_type, out int actual_format, out int actual_length, out IntPtr data);
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static d_gdk_property_get gdk_property_get = FuncLoader.LoadFunction<d_gdk_property_get>(FuncLoader.GetProcAddress(GLibrary.Load(Library.Gdk), "gdk_property_get"));
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public static bool Get(Gdk.Window window, Gdk.Atom property, Gdk.Atom type, ulong offset, ulong length, int pdelete, out Gdk.Atom actual_property_type, out int actual_format, out int actual_length, out byte[] data) {
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IntPtr actual_property_type_as_native;
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IntPtr actual_data;
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bool raw_ret = gdk_property_get(window == null ? IntPtr.Zero : window.Handle, property == null ? IntPtr.Zero : property.Handle, type == null ? IntPtr.Zero : type.Handle, new UIntPtr (offset), new UIntPtr (length), pdelete == 0 ? false : true, out actual_property_type_as_native, out actual_format, out actual_length, out actual_data);
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data = null;
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if (raw_ret) {
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data = new byte [actual_length];
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Marshal.Copy (actual_data, data, 0, actual_length);
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GLib.Marshaller.Free (actual_data);
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}
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bool ret = raw_ret;
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actual_property_type = actual_property_type_as_native == IntPtr.Zero ? null : (Gdk.Atom) GLib.Opaque.GetOpaque (actual_property_type_as_native, typeof (Gdk.Atom), false);
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return ret;
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, Gdk.Atom type, ulong offset, ulong length, bool pdelete, out int[] data) {
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IntPtr actual_property_type, raw_data;
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int actual_length, format;
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bool ret = gdk_property_get(window == null ? IntPtr.Zero : window.Handle, property == null ? IntPtr.Zero : property.Handle, type == null ? IntPtr.Zero : type.Handle, new UIntPtr (offset), new UIntPtr (length), pdelete, out actual_property_type, out format, out actual_length, out raw_data);
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if (ret) {
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try {
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int block_size;
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if (format == 32) { // data returned in blocks the size of a C long
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#if WIN64LONGS
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block_size = sizeof(int);
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#else
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block_size = IntPtr.Size;
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#endif
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} else if (format == 8 || format == 16)
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block_size = format;
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else
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throw new NotSupportedException (String.Format ("Unable to read properties in {0}-bit format", format));
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int size = actual_length / block_size;
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data = new int [size];
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for (int idx = 0; idx < size; idx++) {
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IntPtr elem_ptr = new IntPtr (raw_data.ToInt64 () + idx * block_size);
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switch (format) {
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case 8:
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data [idx] = Marshal.ReadByte (elem_ptr);
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break;
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case 16:
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data [idx] = Marshal.ReadInt16 (elem_ptr);
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break;
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case 32:
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data [idx] = Marshal.ReadInt32 (elem_ptr);
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break;
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}
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}
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} finally {
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GLib.Marshaller.Free (raw_data);
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}
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} else
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data = null;
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return ret;
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, bool pdelete, out int[] data) {
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return Get (window, property, 0, uint.MaxValue - 3, pdelete, out data);
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, ulong offset, ulong length, bool pdelete, out int[] data) {
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return Get (window, property, Gdk.Atom.Intern ("CARDINAL", false), offset, length, pdelete, out data);
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, bool pdelete, out Gdk.Atom[] data) {
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return Get (window, property, 0, uint.MaxValue - 3, pdelete, out data);
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, ulong offset, ulong length, bool pdelete, out Gdk.Atom[] atoms) {
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int[] raw_atoms;
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if (!Get (window, property, Gdk.Atom.Intern ("ATOM", false), offset, length, pdelete, out raw_atoms)) {
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atoms = null;
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return false;
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}
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atoms = new Gdk.Atom [raw_atoms.GetLength (0)];
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for (int idx = 0; idx < raw_atoms.GetLength (0); idx++) {
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atoms [idx] = new Gdk.Atom (new IntPtr (raw_atoms [idx]));
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}
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return true;
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, bool pdelete, out Gdk.Rectangle[] rects) {
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return Get (window, property, 0, uint.MaxValue - 3, pdelete, out rects);
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, ulong offset, ulong length, bool pdelete, out Gdk.Rectangle[] rects) {
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int[] raw_rects;
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if (!Get (window, property, Gdk.Atom.Intern ("CARDINAL", false), offset, length, pdelete, out raw_rects)) {
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rects = null;
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return false;
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}
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rects = new Gdk.Rectangle [raw_rects.GetLength (0) / 4];
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for (int idx = 0; idx < rects.GetLength (0); idx ++) {
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rects [idx] = new Gdk.Rectangle (raw_rects [idx * 4], raw_rects [idx * 4 + 1], raw_rects [idx * 4 + 2], raw_rects [idx * 4 + 3]);
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}
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return true;
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}
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#if FIXME30
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public static bool Get (Gdk.Window window, Gdk.Atom property, bool pdelete, out Gdk.Window[] windows) {
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return Get (window, property, 0, uint.MaxValue - 3, pdelete, out windows);
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}
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public static bool Get (Gdk.Window window, Gdk.Atom property, ulong offset, ulong length, bool pdelete, out Gdk.Window[] windows) {
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int[] raw_windows;
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if (!Get (window, property, Gdk.Atom.Intern ("WINDOW", false), offset, length, pdelete, out raw_windows)) {
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windows = null;
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return false;
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}
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windows = new Gdk.Window [raw_windows.GetLength (0)];
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for (int idx = 0; idx < raw_windows.GetLength (0); idx ++) {
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windows [idx] = Gdk.Window.ForeignNew ((uint) raw_windows [idx]);
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}
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return true;
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}
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#endif
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}
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}
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