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2004-11-18 Mike Kestner <mkestner@novell.com>

Browse source 
* generator/InterfaceGen.cs : beginnings of a real
	implementation for GInterfaces.  Not quite ready yet,
	so it's not active in generation.

svn path=/trunk/gtk-sharp/; revision=36294
This commit is contained in:
Mike Kestner 2004-11-18 23:04:32 +00:00
parent 0881ba5489
commit 69eabbd1a3
2 changed files with 236 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2004-11-18 Mike Kestner <mkestner@novell.com>
* generator/InterfaceGen.cs : beginnings of a real
implementation for GInterfaces. Not quite ready yet,
so it's not active in generation.
2004-11-18 Mike Kestner <mkestner@novell.com>
* generator/Makefile.am : add new file.

231
generator/InterfaceGen.cs
View file

@ -3,6 +3,7 @@
// Author: Mike Kestner <mkestner@speakeasy.net>
//
// Copyright (c) 2001-2003 Mike Kestner
// Copyright (c) 2004 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the GNU General Public
@ -22,12 +23,240 @@
namespace GtkSharp.Generation {
using System;
using System.Collections;
using System.IO;
using System.Xml;
public class InterfaceGen : ClassBase, IGeneratable {
public InterfaceGen (XmlElement ns, XmlElement elem) : base (ns, elem) {}
ArrayList vms = new ArrayList ();
ArrayList members = new ArrayList ();
public InterfaceGen (XmlElement ns, XmlElement elem) : base (ns, elem)
{
foreach (XmlNode node in elem.ChildNodes) {
switch (node.Name) {
case "virtual_method":
VirtualMethod vm = new VirtualMethod (node as XmlElement, this);
vms.Add (vm);
members.Add (vm);
break;
case "signal":
members.Add ((node as XmlElement).GetAttribute ("cname").Replace ('-', '_'));
break;
default:
if (!IsNodeNameHandled (node.Name))
Console.WriteLine ("Unexpected node " + node.Name + " in " + CName);
break;
}
}
}
string IfaceName {
get {
return Name + "Iface";
}
}
void GenerateDelegates (StreamWriter sw)
{
if (vms.Count == 0)
return;
foreach (VirtualMethod vm in vms) {
sw.WriteLine ("\t\t" + vm.NativeDelegate);
}
sw.WriteLine ();
}
void GenerateIfaceStruct (StreamWriter sw)
{
sw.WriteLine ("\t\t" + IfaceName + " iface;");
sw.WriteLine ();
sw.WriteLine ("\t\tstruct " + IfaceName + " {");
sw.WriteLine ("\t\t\tpublic IntPtr gtype;");
sw.WriteLine ("\t\t\tpublic IntPtr itype;");
sw.WriteLine ();
foreach (object member in members) {
if (member is System.String)
sw.WriteLine ("\t\t\tpublic IntPtr " + member + ";");
else if (member is VirtualMethod) {
VirtualMethod vm = member as VirtualMethod;
sw.WriteLine ("\t\t\tpublic " + vm.Name + "Delegate " + vm.CName + ";");
}
}
sw.WriteLine ("\t\t}");
sw.WriteLine ();
}
void GenerateCtor (StreamWriter sw)
{
sw.WriteLine ("\t\tprivate " + Name + "Adapter ()");
sw.WriteLine ("\t\t{");
foreach (VirtualMethod vm in vms)
sw.WriteLine ("\t\t\tiface.{0} = new {1}Delegate ({1}Callback);", vm.CName, vm.Name);
sw.WriteLine ("\t\t}");
sw.WriteLine ();
}
void GenerateAdapterProp (StreamWriter sw)
{
sw.WriteLine ("\t\tstatic " + Name + "Adapter singleton;");
sw.WriteLine ();
sw.WriteLine ("\t\tinternal " + Name + "Adapter Adapter {");
sw.WriteLine ("\t\t\tget {");
sw.WriteLine ("\t\t\t\tif (singleton == null)");
sw.WriteLine ("\t\t\t\t\tsingleton = new " + Name + "Adapter ();");
sw.WriteLine ("\t\t\t\treturn singleton;");
sw.WriteLine ("\t\t\t}");
sw.WriteLine ("\t\t}");
sw.WriteLine ();
}
void GenerateInitialize (StreamWriter sw)
{
sw.WriteLine ("\t\tpublic void Initialize (IntPtr ifaceptr, IntPtr data)");
sw.WriteLine ("\t\t{");
sw.WriteLine ("\t\t\t" + IfaceName + " iface = (" + IfaceName + ") Marshal.PtrToStructure (ifaceptr, typeof (" + IfaceName + "));");
foreach (VirtualMethod vm in vms)
sw.WriteLine ("\t\t\tiface." + vm.CName + " = this.iface." + vm.CName + ";");
sw.WriteLine ("\t\t\tMarshal.StructureToPtr (iface, ifaceptr, false);");
sw.WriteLine ("\t\t}");
}
void GenerateCallbacks (StreamWriter sw)
{
foreach (VirtualMethod vm in vms) {
sw.WriteLine ();
vm.GenerateCallback (sw);
}
}
void GenerateAdapter (GenerationInfo gen_info)
{
StreamWriter sw = gen_info.Writer = gen_info.OpenStream (Name + "Adapter");
sw.WriteLine ("namespace " + NS + " {");
sw.WriteLine ();
sw.WriteLine ("\tusing System;");
sw.WriteLine ("\tusing System.Runtime.InteropServices;");
sw.WriteLine ();
sw.WriteLine ("#region Autogenerated code");
sw.WriteLine ("\tinternal class " + Name + "Adapter : GLib.GInterfaceAdapter {");
sw.WriteLine ();
GenerateDelegates (sw);
GenerateIfaceStruct (sw);
GenerateCtor (sw);
GenerateAdapterProp (sw);
GenerateInitialize (sw);
GenerateCallbacks (sw);
sw.WriteLine ("\t}");
sw.WriteLine ("#endregion");
sw.WriteLine ("}");
sw.Close ();
gen_info.Writer = null;
}
void GenSignals (GenerationInfo gen_info)
{
if (sigs.Count == 0)
return;
StreamWriter sw = gen_info.Writer;
sw.WriteLine ();
sw.WriteLine ("\t\t// signals");
foreach (Signal sig in sigs.Values) {
if (sig.Validate ()) {
sig.GenerateDecl (sw);
sig.GenEventHandler (gen_info);
} else
Console.WriteLine ("of interface " + QualifiedName);
}
}
Hashtable GenVMDecls (StreamWriter sw)
{
if (vms.Count == 0)
return new Hashtable ();
sw.WriteLine ();
sw.WriteLine ("\t\t// virtual methods");
Hashtable vm_decls = new Hashtable ();
foreach (VirtualMethod vm in vms) {
sw.WriteLine ("\t\t" + vm.Declaration);
vm_decls [vm.Declaration] = vm;
}
return vm_decls;
}
void GenMethodDecls (StreamWriter sw, Hashtable vm_decls)
{
if (methods.Count == 0)
return;
bool need_comment = true;
foreach (Method method in methods.Values) {
//if (IgnoreMethod (method))
//continue;
if (method.Validate ()) {
if (!vm_decls.Contains (method.Declaration) && method.Name != "GetGType") {
if (need_comment) {
sw.WriteLine ();
sw.WriteLine ("\t\t// non-virtual methods");
need_comment = false;
}
method.GenerateDecl (sw);
}
} else
Console.WriteLine ("of interface " + QualifiedName);
}
}
void GenerateInterface (GenerationInfo gen_info)
{
StreamWriter sw = gen_info.Writer = gen_info.OpenStream (Name);
sw.WriteLine ("namespace " + NS + " {");
sw.WriteLine ();
sw.WriteLine ("\tusing System;");
sw.WriteLine ();
sw.WriteLine ("#region Autogenerated code");
sw.WriteLine ("\tpublic interface " + Name + " : GLib.GInterface {");
GenSignals (gen_info);
GenMethodDecls (sw, GenVMDecls (sw));
AppendCustom (sw, gen_info.CustomDir);
sw.WriteLine ("\t}");
sw.WriteLine ("#endregion");
sw.WriteLine ("}");
sw.Close ();
gen_info.Writer = null;
Statistics.IFaceCount++;
}
public void GenerateNotQuiteReadyYet (GenerationInfo gen_info)
{
ArrayList tmp = new ArrayList ();
foreach (VirtualMethod vm in vms) {
if (vm.Validate())
tmp.Add (vm);
else {
members.Remove (vm);
Console.WriteLine ("of interface " + QualifiedName);
}
}
vms = tmp;
GenerateAdapter (gen_info);
GenerateInterface (gen_info);
}
public void Generate ()
{