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2004-01-13 Mike Kestner <mkestner@ximian.com>

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* generator/Signal.cs : use ValueArray to assemble parms arg for
	g_signal_chain_from_overriden call.  Initialize retval GValue for
	above.
	* glib/Object.cs : g_signal_chain_from_overridden parms are IntPtrs.
	* glib/TypeConverter.cs : handle unboxed ValueTypes.
	* glib/Value.cs : handle unboxed struct types.  add ctor for init'd
	unset Values.
	* glib/ValueArray.cs : new binding for GValueArray used by VMs.
	* glue/valuearray.c : field accessors
	* glue/Makefile.am : add new glue file
	* glue/makefile.win32 : add new glue file
	[Fixes #52680]

svn path=/trunk/gtk-sharp/; revision=22069
This commit is contained in:
Mike Kestner 2004-01-14 18:05:50 +00:00
parent cc654d5a06
commit 6ec923833e
9 changed files with 296 additions and 26 deletions
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15
ChangeLog
View File

@ -1,3 +1,18 @@
2004-01-13 Mike Kestner <mkestner@ximian.com>
* generator/Signal.cs : use ValueArray to assemble parms arg for
g_signal_chain_from_overriden call. Initialize retval GValue for
above.
* glib/Object.cs : g_signal_chain_from_overridden parms are IntPtrs.
* glib/TypeConverter.cs : handle unboxed ValueTypes.
* glib/Value.cs : handle unboxed struct types. add ctor for init'd
unset Values.
* glib/ValueArray.cs : new binding for GValueArray used by VMs.
* glue/valuearray.c : field accessors
* glue/Makefile.am : add new glue file
* glue/makefile.win32 : add new glue file
[Fixes #52680]
2004-01-13 John Luke <jluke@cfl.rr.com>
* en/Gtk/Dialog.custom: add more Gtk.ResponseType overloads

30
generator/Signal.cs
View File

@ -109,6 +109,26 @@ namespace GtkSharp.Generation {
}
}
private string ReturnGType {
get {
ClassBase igen = SymbolTable.Table.GetClassGen (elem ["return-type"].GetAttribute("type"));
if (igen is ObjectGen)
return "GLib.GType.Object";
switch (ReturnType) {
case "bool":
return "GLib.GType.Boolean";
case "string":
return "GLib.GType.String";
case "int":
return "GLib.GType.Int";
default:
throw new Exception (ReturnType);
}
}
}
private string ReturnType {
get {
string ctype = elem ["return-type"].GetAttribute("type");
@ -155,12 +175,12 @@ namespace GtkSharp.Generation {
sw.WriteLine ("\t\tprotected virtual {0} {1} ({2})", ReturnType, "On" + Name, vmsig.ToString ());
sw.WriteLine ("\t\t{");
if (!IsVoid)
sw.WriteLine ("\t\t\tGLib.Value ret = new GLib.Value ();");
sw.WriteLine ("\t\t\tGLib.Value ret = new GLib.Value (" + ReturnGType + ");");
sw.WriteLine ("\t\t\tIntPtr[] args = new IntPtr [" + parms.Count + "];");
sw.WriteLine ("\t\t\tGLib.ValueArray inst_and_params = new GLib.ValueArray (" + parms.Count + ");");
sw.WriteLine ("\t\t\tGLib.Value[] vals = new GLib.Value [" + parms.Count + "];");
sw.WriteLine ("\t\t\tvals [0] = new GLib.Value (this);");
sw.WriteLine ("\t\t\targs [0] = vals [0].Handle;");
sw.WriteLine ("\t\t\tinst_and_params.Append (vals [0]);");
string cleanup = "";
for (int i = 1; i < parms.Count; i++) {
if (parms [i].PassAs == "out") {
@ -171,10 +191,10 @@ namespace GtkSharp.Generation {
else
sw.WriteLine ("\t\t\tvals [" + i + "] = new GLib.Value (" + parms [i].Name + ");");
sw.WriteLine ("\t\t\targs [" + i + "] = vals [" + i + "].Handle;");
sw.WriteLine ("\t\t\tinst_and_params.Append (vals [" + i + "]);");
}
sw.WriteLine ("\t\t\tg_signal_chain_from_overridden (args, " + (IsVoid ? "IntPtr.Zero" : "ret.Handle") + ");");
sw.WriteLine ("\t\t\tg_signal_chain_from_overridden (inst_and_params.ArrayPtr, " + (IsVoid ? "IntPtr.Zero" : "ret.Handle") + ");");
if (cleanup != "")
sw.WriteLine (cleanup);
if (!IsVoid)

2
glib/Object.cs
View File

@ -399,7 +399,7 @@ namespace GLib {
}
[DllImport("libgobject-2.0-0.dll")]
protected static extern void g_signal_chain_from_overridden (IntPtr[] args, IntPtr retval);
protected static extern void g_signal_chain_from_overridden (IntPtr args, IntPtr retval);
[DllImport("gtksharpglue")]
static extern bool gtksharp_is_object (IntPtr obj);

20
glib/TypeConverter.cs
View File

@ -24,16 +24,6 @@ namespace GLibSharp {
{
if (type.Equals (typeof (string)))
return GType.String;
if (!type.IsValueType) {
if (type.IsSubclassOf (typeof (GLib.Object)))
return GType.Object;
else if (type.IsSubclassOf (typeof (GLib.Boxed)))
return GType.Boxed;
else
return GType.None;
}
if (type.Equals (typeof (bool)))
return GType.Boolean;
if (type.Equals (typeof (int)))
@ -46,8 +36,14 @@ namespace GLibSharp {
return GType.Char;
if (type.Equals (typeof (uint)))
return GType.UInt;
return GType.Invalid;
if (type.IsValueType)
return GType.Pointer;
if (type.IsSubclassOf (typeof (GLib.Object)))
return GType.Object;
else if (type.IsSubclassOf (typeof (GLib.Boxed)))
return GType.Boxed;
else
return GType.None;
}
}
}

36
glib/Value.cs
View File

@ -45,6 +45,11 @@ namespace GLib {
g_free (_val);
_val = IntPtr.Zero;
}
if (buf != IntPtr.Zero) {
Marshal.FreeHGlobal (buf);
buf = IntPtr.Zero;
}
}
@ -77,6 +82,19 @@ namespace GLib {
_val = gtksharp_value_create (GType.Invalid.Val);
}
/// <summary>
/// Value Constructor
/// </summary>
///
/// <remarks>
/// Constructs a new empty initialized value that can be used
/// to receive "out" GValue parameters.
/// </remarks>
public Value (GLib.GType gtype) {
_val = gtksharp_value_create (gtype.Val);
}
/// <summary>
/// Value Constructor
/// </summary>
@ -296,6 +314,11 @@ namespace GLib {
g_value_set_enum (_val, (int) wrap);
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_set_boxed_take_ownership (IntPtr val, IntPtr data);
IntPtr buf = IntPtr.Zero;
/// <summary>
/// Value Constructor
/// </summary>
@ -305,9 +328,6 @@ namespace GLib {
/// type.
/// </remarks>
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_set_boxed_take_ownership (IntPtr val, IntPtr data);
public Value (object obj)
{
GType type = TypeConverter.LookupType (obj.GetType ());
@ -315,8 +335,6 @@ namespace GLib {
_val = gtksharp_value_create (ManagedValue.GType.Val);
} else if (type == GType.Object) {
_val = gtksharp_value_create (((GLib.Object) obj).GetGType ().Val);
} else if (type == GType.Invalid) {
throw new Exception ("Unknown type");
} else {
_val = gtksharp_value_create (type.Val);
}
@ -339,12 +357,14 @@ namespace GLib {
g_value_set_uint (_val, (uint) obj);
else if (type == GType.Object)
g_value_set_object (_val, ((GLib.Object) obj).Handle);
else
else if (type == GType.Pointer) {
buf = Marshal.AllocHGlobal (Marshal.SizeOf (obj.GetType()));
Marshal.StructureToPtr (obj, buf, false);
g_value_set_pointer (_val, buf);
} else
throw new Exception ("Unknown type");
}
[DllImport("libgobject-2.0-0.dll")]
static extern bool g_value_get_boolean (IntPtr val);

193
glib/ValueArray.cs Normal file
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@ -0,0 +1,193 @@
// ValueArray.cs - ValueArray wrapper implementation
//
// Authors: Mike Kestner <mkestner@ximian.com>
//
// (c) 2003 Novell, Inc.
namespace GLib {
using System;
using System.Collections;
using System.Runtime.InteropServices;
public class ValueArray : IDisposable, ICollection, ICloneable, IWrapper {
private IntPtr handle = IntPtr.Zero;
[DllImport("libgobject-2.0-0.dll")]
static extern IntPtr g_value_array_new (uint n_preallocs);
public ValueArray (uint n_preallocs)
{
handle = g_value_array_new (n_preallocs);
}
internal ValueArray (IntPtr raw)
{
handle = raw;
}
~ValueArray ()
{
Dispose (false);
}
// IDisposable
public void Dispose ()
{
Dispose (true);
GC.SuppressFinalize (this);
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_array_free (IntPtr raw);
void Dispose (bool disposing)
{
if (Handle == IntPtr.Zero)
return;
g_value_array_free (Handle);
handle = IntPtr.Zero;
}
public IntPtr Handle {
get {
return handle;
}
}
[DllImport("gtksharpglue")]
static extern IntPtr gtksharp_value_array_get_array (IntPtr raw);
public IntPtr ArrayPtr {
get {
return gtksharp_value_array_get_array (Handle);
}
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_array_append (IntPtr raw, IntPtr val);
public void Append (GLib.Value val)
{
g_value_array_append (Handle, val.Handle);
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_array_insert (IntPtr raw, uint idx, IntPtr val);
public void Insert (uint idx, GLib.Value val)
{
g_value_array_insert (Handle, idx, val.Handle);
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_array_prepend (IntPtr raw, IntPtr val);
public void Prepend (GLib.Value val)
{
g_value_array_prepend (Handle, val.Handle);
}
[DllImport("libgobject-2.0-0.dll")]
static extern void g_value_array_remove (IntPtr raw, uint idx);
public void Remove (uint idx)
{
g_value_array_remove (Handle, idx);
}
[DllImport("gtksharpglue")]
static extern int gtksharp_value_array_get_count (IntPtr raw);
// ICollection
public int Count {
get {
return gtksharp_value_array_get_count (Handle);
}
}
[DllImport("libgobject-2.0-0.dll")]
static extern IntPtr g_value_array_get_nth (IntPtr raw, uint idx);
public object this [int index] {
get {
return new GLib.Value (g_value_array_get_nth (Handle, (uint) index), IntPtr.Zero);
}
}
// Synchronization could be tricky here. Hmm.
public bool IsSynchronized {
get { return false; }
}
public object SyncRoot {
get { return null; }
}
public void CopyTo (Array array, int index)
{
if (array == null)
throw new ArgumentNullException ("Array can't be null.");
if (index < 0)
throw new ArgumentOutOfRangeException ("Index must be greater than 0.");
if (index + Count < array.Length)
throw new ArgumentException ("Array not large enough to copy into starting at index.");
for (int i = 0; i < Count; i++)
((IList) array) [index + i] = this [i];
}
private class ListEnumerator : IEnumerator
{
private int current = -1;
private ValueArray vals;
public ListEnumerator (ValueArray vals)
{
this.vals = vals;
}
public object Current {
get {
if (current == -1)
return null;
return vals [current];
}
}
public bool MoveNext ()
{
if (++current >= vals.Count) {
current = -1;
return false;
}
return true;
}
public void Reset ()
{
current = -1;
}
}
// IEnumerable
public IEnumerator GetEnumerator ()
{
return new ListEnumerator (this);
}
[DllImport("libgobject-2.0-0.dll")]
static extern IntPtr g_value_array_copy (IntPtr raw);
// ICloneable
public object Clone ()
{
return new ValueArray (g_value_array_copy (Handle));
}
}
}

1
glue/Makefile.am
View File

@ -22,6 +22,7 @@ BASESOURCES = \
style.c \
type.c \
value.c \
valuearray.c \
widget.c
# Adding a new glue file?

1
glue/makefile.win32
View File

@ -24,6 +24,7 @@ GLUE_OBJS = \
style.o \
type.o \
value.o \
valuearray.o \
widget.o \
gladexml.o \
win32dll.o

24
glue/valuearray.c Normal file
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@ -0,0 +1,24 @@
/* valuearray.c : Glue to access GValueArray fields
*
* Author: Mike Kestner <mkestner@ximian.com>
*
* <c> 2004 Novell, Inc.
*/
#include <glib-object.h>
GValue *gtksharp_value_array_get_array (GValueArray *va);
guint gtksharp_value_array_get_count (GValueArray *va);
GValue *
gtksharp_value_array_get_array (GValueArray *va)
{
return va->values;
}
guint
gtksharp_value_array_get_count (GValueArray *va)
{
return va->n_values;
}