Copy of aRts for Trinity modifications

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/arts@1070145 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 94 insertions, 0 deletions

diff --git a/examples/hellodynamic.cc b/examples/hellodynamic.cc
new file mode 100644
index 0000000..5dabec0
--- /dev/null
+++ b/examples/hellodynamic.cc
@@ -0,0 +1,94 @@
+    /*
+
+    Copyright (C) 1999 Stefan Westerfeld
+                       stefan@space.twc.de
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    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.
+
+    Permission is also granted to link this program with the Qt
+    library, treating Qt like a library that normally accompanies the
+    operating system kernel, whether or not that is in fact the case.
+
+    */
+
+#include "hello.h"
+#include "dynamicrequest.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <iostream>
+
+using namespace std;
+using namespace Arts;
+
+/*
+ * Hellodynamic illustrates the usage of the DynamicRequest class to perform
+ * dynamic requests. There are two things you can try
+ *
+ *   hellodynamic
+ *
+ * which will use a local implementation of a hello object, and
+ *
+ *   hellodynamic <mcop reference>
+ *
+ * which will use a remote implementation of a hello object.
+ */
+int main(int argc, char **argv)
+{
+	Dispatcher dispatcher;
+	Hello h;
+
+	// Check if we should connect to a remote server:
+	if(argc == 2)
+	{
+		h = Reference(argv[1]);
+		if(h.isNull())
+		{
+			fprintf(stderr,"can't connect to the object\n");
+			exit(1);
+		}
+	}
+
+	// find out logname
+	const char *who = getenv("LOGNAME");
+	if(!who) who = "stefan";
+
+	printf("calling h.hello(\"%s\")\n", who);
+
+	// the dynamic equivalent to h.hello(who)
+	DynamicRequest hellorequest(h);
+
+	if(!hellorequest.method("hello").param(who).invoke())
+		cout << "dynamic invocation to h.hello(...) failed" << endl;
+
+		/*
+		   Note: you could reuse hellorequest here, and indeed, if you
+		   call the _same_ method over and over again, you'll get quite
+		   some speed gain as the signature is only looked up once.
+		 */
+
+	// set a value (no error checking here, I am lazy ;)
+	DynamicRequest(h).method("_set_myValue").param(42).invoke();
+
+	// get a value via "normal" interface
+	printf("h.myValue() is %ld (after setting it to 42)\n", h.myValue());
+
+	// call h.concat("MCOP ","rules.") dynamically
+	string s;
+	DynamicRequest(h).method("concat").param("MCOP ").param("rules.").invoke(s);
+	cout << "Conclusion of this test: " << s << endl;
+
+	return 0;
+}