Bug 73874 -- sample plugin (4.x scriptability), not part of the build, r=peterl

modules/plugin/samples/4x-scriptable/nsScriptablePeer1.cpp

@@ -0,0 +1,128 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s): 
+ */
+
+// ==============================
+// ! Scriptability related code !
+// ==============================
+//
+
+/////////////////////////////////////////////////////
+//
+// This file implements the nsScriptablePeer object
+// The native methods of this class are supposed to
+// be callable from JavaScript
+//
+#include "plugin.h"
+
+nsScriptablePeer::nsScriptablePeer(CPlugin* aPlugin)
+{
+
+  NS_INIT_ISUPPORTS();
+  mPlugin = aPlugin;
+}
+
+nsScriptablePeer::~nsScriptablePeer()
+{
+}
+
+NS_IMPL_ISUPPORTS2(nsScriptablePeer, nsI4xScrPlugin, nsISecurityCheckedComponent)
+
+//
+// the following two methods will be callable from JavaScript
+//
+NS_IMETHODIMP nsScriptablePeer::ShowVersion()
+{
+  if (mPlugin)
+    mPlugin->showVersion();
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsScriptablePeer::Clear()
+{
+  if (mPlugin)
+    mPlugin->clear();
+
+  return NS_OK;
+}
+
+//
+// the purpose of the rest of the code is to get succesfully 
+// through the Mozilla Security Manager
+//
+static const char gAllAccess[] = "AllAccess";
+
+NS_IMETHODIMP nsScriptablePeer::CanCreateWrapper(const nsIID * iid, char **_retval)
+{
+  if (!_retval)
+    return NS_ERROR_NULL_POINTER;
+
+  *_retval = (char*)NPN_MemAlloc(sizeof(gAllAccess)+1);
+  if (!*_retval)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  strcpy(*_retval, gAllAccess);
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsScriptablePeer::CanCallMethod(const nsIID * iid, const PRUnichar *methodName, char **_retval)
+{
+  if (!_retval)
+    return NS_ERROR_NULL_POINTER;
+
+  *_retval = (char*)NPN_MemAlloc(sizeof(gAllAccess)+1);
+  if (!*_retval)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  strcpy(*_retval, gAllAccess);
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsScriptablePeer::CanGetProperty(const nsIID * iid, const PRUnichar *propertyName, char **_retval)
+{
+  if (!_retval)
+    return NS_ERROR_NULL_POINTER;
+
+  *_retval = (char*)NPN_MemAlloc(sizeof(gAllAccess)+1);
+  if (!*_retval)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  strcpy(*_retval, gAllAccess);
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP nsScriptablePeer::CanSetProperty(const nsIID * iid, const PRUnichar *propertyName, char **_retval)
+{
+  if (!_retval)
+    return NS_ERROR_NULL_POINTER;
+
+  *_retval = (char*)NPN_MemAlloc(sizeof(gAllAccess)+1);
+  if (!*_retval)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  strcpy(*_retval, gAllAccess);
+
+  return NS_OK;
+}