From c916037773d7d3d8d37ca2c5a8899b7b728e377d Mon Sep 17 00:00:00 2001
From: Owen Fraser-Green <owen@discobabe.net>
Date: Tue, 23 Mar 2004 12:10:32 +0000
Subject: First checkin of the Mono bindings.

---
 mono/DBusType/ObjectPath.cs | 110 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 mono/DBusType/ObjectPath.cs

(limited to 'mono/DBusType/ObjectPath.cs')

diff --git a/mono/DBusType/ObjectPath.cs b/mono/DBusType/ObjectPath.cs
new file mode 100644
index 00000000..e20ae18d
--- /dev/null
+++ b/mono/DBusType/ObjectPath.cs
@@ -0,0 +1,110 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Reflection.Emit;
+
+using DBus;
+
+namespace DBus.DBusType
+{
+  /// <summary>
+  /// An object path.
+  /// </summary>
+  public class ObjectPath : IDBusType
+  {
+    public const char Code = 'o';
+    private string pathName = null;
+    private object val = null;
+    private Service service = null;
+    
+    private ObjectPath()
+    {
+    }
+    
+    public ObjectPath(object val) 
+    {
+      this.val = val;
+    }
+    
+    public ObjectPath(IntPtr iter)
+    {
+      
+      this.pathName = Marshal.PtrToStringAnsi(dbus_message_iter_get_object_path(iter));
+    }
+
+    public void SetService(Service service) 
+    {
+      this.service = service;
+    }
+
+    private string PathName 
+    {
+      get {
+	if (this.pathName == null && this.val != null) {
+	  Handler handler = this.service.GetHandler(this.val);
+	  this.pathName = handler.PathName;
+	}
+	
+	return this.pathName;
+      }
+    }
+
+    public void Append(IntPtr iter) 
+    {
+      if (PathName == null) {
+	throw new ApplicationException("Unable to append ObjectPath before calling SetService()");
+      }
+      
+      if (!dbus_message_iter_append_object_path(iter, Marshal.StringToHGlobalAnsi(PathName)))
+	throw new ApplicationException("Failed to append OBJECT_PATH argument:" + val);
+    }
+
+    public static bool Suits(System.Type type) 
+    {
+      object[] attributes = type.GetCustomAttributes(typeof(InterfaceAttribute), true);
+      if (attributes.Length == 1) {
+	return true;
+      } else {
+	return false;
+      }
+    }
+
+    public static void EmitMarshalIn(ILGenerator generator, Type type)
+    {
+      if (type.IsByRef) {
+	generator.Emit(OpCodes.Ldind_Ref);
+      }
+    }
+
+    public static void EmitMarshalOut(ILGenerator generator, Type type, bool isReturn) 
+    {
+      generator.Emit(OpCodes.Castclass, type);
+      if (!isReturn) {
+	generator.Emit(OpCodes.Stind_Ref);
+      }
+    }
+
+    public object Get() 
+    {
+      throw new ArgumentException("Cannot call Get on an ObjectPath without specifying type.");
+    }
+
+    public object Get(System.Type type)
+    {
+      if (this.service == null) {
+	throw new ApplicationException("Unable to get ObjectPath before calling SetService()");
+      }
+      
+      try {
+	return this.service.GetObject(type, PathName);
+      } catch(Exception ex) {
+	throw new ArgumentException("Cannot cast object pointed to by Object Path to type '" + type.ToString() + "': " + ex);
+      }
+    }
+
+    [DllImport("dbus-1")]
+    private extern static IntPtr dbus_message_iter_get_object_path(IntPtr iter);
+ 
+    [DllImport("dbus-1")]
+    private extern static bool dbus_message_iter_append_object_path(IntPtr iter, IntPtr pathName);
+  }
+}
-- 
cgit