GtkSharp/generator/InterfaceGen.cs

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// GtkSharp.Generation.InterfaceGen.cs - The Interface Generatable.
//
// 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
// License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace GtkSharp.Generation {
using System;
using System.Collections;
using System.IO;
using System.Xml;
public class InterfaceGen : ObjectBase {
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;
}
}
}
public override bool ValidateForSubclass ()
{
ArrayList invalids = new ArrayList ();
foreach (Method method in methods.Values) {
if (!method.Validate ()) {
Console.WriteLine ("in type " + QualifiedName);
invalids.Add (method);
}
}
foreach (Method method in invalids)
methods.Remove (method.Name);
invalids.Clear ();
return base.ValidateForSubclass ();
}
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) {
sig.GenerateDecl (sw);
sig.GenEventHandler (gen_info);
}
}
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 (!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);
}
}
}
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 override void Generate (GenerationInfo gen_info)
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{
StreamWriter sw = gen_info.Writer = gen_info.OpenStream (Name);
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sw.WriteLine ("namespace " + NS + " {");
sw.WriteLine ();
sw.WriteLine ("\tusing System;");
sw.WriteLine ();
sw.WriteLine ("#region Autogenerated code");
2002-06-21 Rachel Hestilow <hestilow@ximian.com> * generator/ClassBase.cs: New base class for classes and interfaces. * generator/InterfaceGen.cs: Inherit from ClassBase, generate declarations. * generator/ObjectGen.cs: Move half of this into ClassBase. * generator/Method.cs: Turn all applicable Get/Set functions into .NET accessors. Remove redundant == overload and move into Equals, as it was confusing "!= null". * generator/Parameters.cs: Alter signature creation to accept "is_set" option, add support for variable arguments. Add properties "Count", "IsVarArgs", "VAType". * generator/Ctor.cs: Fixup for changes in Parameters (indenting, signature creation). * generator/Signal.cs: Support generating declarations. * generator/SymbolTable: Change GetObjectGen to GetClassGen. * glib/IWrapper.cs: Move "Handle" declaration to here, so both classes and interfaces can benefit from it. * glib/Object.cs: Inherit from IWrapper.cs * parser/Metadata.pm: Support attribute changes on constructors, methods, signals, and paramater lists. * parser/gapi2xml.pl: Parse init funcs for interfaces. Ignore "_" functions here. * parser/gapi_pp.pl: Remove boxed_type_register check, as it will be caught in the init funcs. * parser/Atk.metadata: Added. * parser/Gtk.metadata: Add all needed signal/method collision renames. Rename GtkEditable.Editable accessors to IsEditable, as .NET does not like accessors with the same name as their declaring type. Tag TreeStore constructor as varargs. * samples/ButtonApp.cs: s/EmitAdd/Add. * samples/Menu.cs: s/EmitAdd/Add, s/Activate/Activated. svn path=/trunk/gtk-sharp/; revision=5394
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sw.WriteLine ("\tpublic interface " + Name + " : GLib.IWrapper {");
sw.WriteLine ();
2002-06-21 Rachel Hestilow <hestilow@ximian.com> * generator/ClassBase.cs: New base class for classes and interfaces. * generator/InterfaceGen.cs: Inherit from ClassBase, generate declarations. * generator/ObjectGen.cs: Move half of this into ClassBase. * generator/Method.cs: Turn all applicable Get/Set functions into .NET accessors. Remove redundant == overload and move into Equals, as it was confusing "!= null". * generator/Parameters.cs: Alter signature creation to accept "is_set" option, add support for variable arguments. Add properties "Count", "IsVarArgs", "VAType". * generator/Ctor.cs: Fixup for changes in Parameters (indenting, signature creation). * generator/Signal.cs: Support generating declarations. * generator/SymbolTable: Change GetObjectGen to GetClassGen. * glib/IWrapper.cs: Move "Handle" declaration to here, so both classes and interfaces can benefit from it. * glib/Object.cs: Inherit from IWrapper.cs * parser/Metadata.pm: Support attribute changes on constructors, methods, signals, and paramater lists. * parser/gapi2xml.pl: Parse init funcs for interfaces. Ignore "_" functions here. * parser/gapi_pp.pl: Remove boxed_type_register check, as it will be caught in the init funcs. * parser/Atk.metadata: Added. * parser/Gtk.metadata: Add all needed signal/method collision renames. Rename GtkEditable.Editable accessors to IsEditable, as .NET does not like accessors with the same name as their declaring type. Tag TreeStore constructor as varargs. * samples/ButtonApp.cs: s/EmitAdd/Add. * samples/Menu.cs: s/EmitAdd/Add, s/Activate/Activated. svn path=/trunk/gtk-sharp/; revision=5394
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foreach (Signal sig in sigs.Values) {
sig.GenerateDecl (sw);
sig.GenEventHandler (gen_info);
2002-06-21 Rachel Hestilow <hestilow@ximian.com> * generator/ClassBase.cs: New base class for classes and interfaces. * generator/InterfaceGen.cs: Inherit from ClassBase, generate declarations. * generator/ObjectGen.cs: Move half of this into ClassBase. * generator/Method.cs: Turn all applicable Get/Set functions into .NET accessors. Remove redundant == overload and move into Equals, as it was confusing "!= null". * generator/Parameters.cs: Alter signature creation to accept "is_set" option, add support for variable arguments. Add properties "Count", "IsVarArgs", "VAType". * generator/Ctor.cs: Fixup for changes in Parameters (indenting, signature creation). * generator/Signal.cs: Support generating declarations. * generator/SymbolTable: Change GetObjectGen to GetClassGen. * glib/IWrapper.cs: Move "Handle" declaration to here, so both classes and interfaces can benefit from it. * glib/Object.cs: Inherit from IWrapper.cs * parser/Metadata.pm: Support attribute changes on constructors, methods, signals, and paramater lists. * parser/gapi2xml.pl: Parse init funcs for interfaces. Ignore "_" functions here. * parser/gapi_pp.pl: Remove boxed_type_register check, as it will be caught in the init funcs. * parser/Atk.metadata: Added. * parser/Gtk.metadata: Add all needed signal/method collision renames. Rename GtkEditable.Editable accessors to IsEditable, as .NET does not like accessors with the same name as their declaring type. Tag TreeStore constructor as varargs. * samples/ButtonApp.cs: s/EmitAdd/Add. * samples/Menu.cs: s/EmitAdd/Add, s/Activate/Activated. svn path=/trunk/gtk-sharp/; revision=5394
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}
2002-06-21 Rachel Hestilow <hestilow@ximian.com> * generator/ClassBase.cs: New base class for classes and interfaces. * generator/InterfaceGen.cs: Inherit from ClassBase, generate declarations. * generator/ObjectGen.cs: Move half of this into ClassBase. * generator/Method.cs: Turn all applicable Get/Set functions into .NET accessors. Remove redundant == overload and move into Equals, as it was confusing "!= null". * generator/Parameters.cs: Alter signature creation to accept "is_set" option, add support for variable arguments. Add properties "Count", "IsVarArgs", "VAType". * generator/Ctor.cs: Fixup for changes in Parameters (indenting, signature creation). * generator/Signal.cs: Support generating declarations. * generator/SymbolTable: Change GetObjectGen to GetClassGen. * glib/IWrapper.cs: Move "Handle" declaration to here, so both classes and interfaces can benefit from it. * glib/Object.cs: Inherit from IWrapper.cs * parser/Metadata.pm: Support attribute changes on constructors, methods, signals, and paramater lists. * parser/gapi2xml.pl: Parse init funcs for interfaces. Ignore "_" functions here. * parser/gapi_pp.pl: Remove boxed_type_register check, as it will be caught in the init funcs. * parser/Atk.metadata: Added. * parser/Gtk.metadata: Add all needed signal/method collision renames. Rename GtkEditable.Editable accessors to IsEditable, as .NET does not like accessors with the same name as their declaring type. Tag TreeStore constructor as varargs. * samples/ButtonApp.cs: s/EmitAdd/Add. * samples/Menu.cs: s/EmitAdd/Add, s/Activate/Activated. svn path=/trunk/gtk-sharp/; revision=5394
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foreach (Method method in methods.Values) {
if (IgnoreMethod (method))
continue;
method.GenerateDecl (sw);
}
foreach (Property prop in props.Values)
prop.GenerateDecl (sw, "\t\t");
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AppendCustom (sw, gen_info.CustomDir);
sw.WriteLine ("\t}");
sw.WriteLine ("#endregion");
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sw.WriteLine ("}");
sw.Close ();
gen_info.Writer = null;
Statistics.IFaceCount++;
}
}
}