First Checked In.

content/xul/document/public/nsIControllerCommand.idl

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+#include "nsISupports.idl"
+
+
+[uuid(0eae9a46-1dd2-11b2-aca0-9176f05fe9db)]
+interface nsIControllerCommand : nsISupports
+{
+
+  boolean isCommandEnabled(in wstring aCommand, in nsISupports refCon);
+  void    doCommand(in wstring aCommand, in nsISupports refCon);
+  
+};
+
+
+[uuid(65a2f51a-1dd2-11b2-889f-d886b255ffe7)]
+interface nsIControllerCommandManager : nsISupports
+{
+  
+  void    registerCommand(in wstring commandName, in nsIControllerCommand aCommand);
+  void    unregisterCommand(in wstring commandName, in nsIControllerCommand aCommand);
+  
+  nsIControllerCommand findCommandHandler(in wstring aCommandName);
+  
+};
+
+%{C++
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult);
+
+%}

content/xul/document/src/nsControllerCommandManager.cpp

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+
+#include "nsControllerCommandManager.h"
+
+// prototype;
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult);
+
+
+// this value is used to size the hash table. Just a sensible upper bound
+#define NUM_COMMANDS_BOUNDS       64
+
+
+nsControllerCommandManager::nsControllerCommandManager()
+: mCommandsTable(NUM_COMMANDS_BOUNDS, PR_FALSE)
+{
+  NS_INIT_REFCNT();
+}
+
+
+nsControllerCommandManager::~nsControllerCommandManager()
+{
+
+}
+
+NS_IMPL_ISUPPORTS2(nsControllerCommandManager, nsIControllerCommandManager, nsISupportsWeakReference);
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::RegisterCommand(const PRUnichar *commandName, nsIControllerCommand *aCommand)
+{
+  nsStringKey commandKey(commandName);
+  
+  void* replacedCmd = mCommandsTable.Put(&commandKey, (void*)aCommand);
+  NS_ASSERTION(!replacedCmd, "Replacing existing command!");
+  
+  return NS_OK;
+}
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::UnregisterCommand(const PRUnichar *commandName, nsIControllerCommand *aCommand)
+{
+  nsStringKey commandKey(commandName);
+
+  void* foundCommand = mCommandsTable.Remove(&commandKey);
+  return (foundCommand) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::FindCommandHandler(const PRUnichar *aCommandName, nsIControllerCommand **outCommand)
+{
+  NS_ENSURE_ARG_POINTER(outCommand);
+  
+  *outCommand = NULL;
+  
+  nsStringKey commandKey(aCommandName);
+  void* foundCommand = mCommandsTable.Get(&commandKey);   // this does the addref
+  if (!foundCommand) return NS_ERROR_FAILURE;
+  
+  *outCommand = NS_REINTERPRET_CAST(nsIControllerCommand*, foundCommand);
+  return NS_OK;
+}
+
+
+
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult)
+{
+  NS_PRECONDITION(aResult != nsnull, "null ptr");
+  if (! aResult)
+    return NS_ERROR_NULL_POINTER;
+
+  nsControllerCommandManager* newCommandManager = new nsControllerCommandManager();
+  if (! newCommandManager)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  NS_ADDREF(newCommandManager);
+  *aResult = newCommandManager;
+  return NS_OK;
+}
+
+
+

content/xul/document/src/nsControllerCommandManager.h

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+#ifndef nsControllerCommandManager_h_
+#define nsControllerCommandManager_h_
+
+
+#include "nsIControllerCommand.h"
+#include "nsWeakReference.h"
+#include "nsHashTable.h"
+
+class  nsControllerCommandManager : public nsIControllerCommandManager,
+                                    public nsSupportsWeakReference
+{
+public:
+
+                  nsControllerCommandManager();
+  virtual         ~nsControllerCommandManager();
+
+  NS_DECL_ISUPPORTS
+
+  NS_DECL_NSICONTROLLERCOMMANDMANAGER
+
+protected:
+
+  nsSupportsHashtable   mCommandsTable;   // hash table of nsIControllerCommands, keyed by command name
+
+
+};
+
+
+#endif // nsControllerCommandManager_h_

rdf/base/idl/nsIControllerCommand.idl

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+#include "nsISupports.idl"
+
+
+[uuid(0eae9a46-1dd2-11b2-aca0-9176f05fe9db)]
+interface nsIControllerCommand : nsISupports
+{
+
+  boolean isCommandEnabled(in wstring aCommand, in nsISupports refCon);
+  void    doCommand(in wstring aCommand, in nsISupports refCon);
+  
+};
+
+
+[uuid(65a2f51a-1dd2-11b2-889f-d886b255ffe7)]
+interface nsIControllerCommandManager : nsISupports
+{
+  
+  void    registerCommand(in wstring commandName, in nsIControllerCommand aCommand);
+  void    unregisterCommand(in wstring commandName, in nsIControllerCommand aCommand);
+  
+  nsIControllerCommand findCommandHandler(in wstring aCommandName);
+  
+};
+
+%{C++
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult);
+
+%}

rdf/content/src/nsControllerCommandManager.cpp

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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+
+#include "nsControllerCommandManager.h"
+
+// prototype;
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult);
+
+
+// this value is used to size the hash table. Just a sensible upper bound
+#define NUM_COMMANDS_BOUNDS       64
+
+
+nsControllerCommandManager::nsControllerCommandManager()
+: mCommandsTable(NUM_COMMANDS_BOUNDS, PR_FALSE)
+{
+  NS_INIT_REFCNT();
+}
+
+
+nsControllerCommandManager::~nsControllerCommandManager()
+{
+
+}
+
+NS_IMPL_ISUPPORTS2(nsControllerCommandManager, nsIControllerCommandManager, nsISupportsWeakReference);
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::RegisterCommand(const PRUnichar *commandName, nsIControllerCommand *aCommand)
+{
+  nsStringKey commandKey(commandName);
+  
+  void* replacedCmd = mCommandsTable.Put(&commandKey, (void*)aCommand);
+  NS_ASSERTION(!replacedCmd, "Replacing existing command!");
+  
+  return NS_OK;
+}
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::UnregisterCommand(const PRUnichar *commandName, nsIControllerCommand *aCommand)
+{
+  nsStringKey commandKey(commandName);
+
+  void* foundCommand = mCommandsTable.Remove(&commandKey);
+  return (foundCommand) ? NS_OK : NS_ERROR_FAILURE;
+}
+
+
+NS_IMETHODIMP
+nsControllerCommandManager::FindCommandHandler(const PRUnichar *aCommandName, nsIControllerCommand **outCommand)
+{
+  NS_ENSURE_ARG_POINTER(outCommand);
+  
+  *outCommand = NULL;
+  
+  nsStringKey commandKey(aCommandName);
+  void* foundCommand = mCommandsTable.Get(&commandKey);   // this does the addref
+  if (!foundCommand) return NS_ERROR_FAILURE;
+  
+  *outCommand = NS_REINTERPRET_CAST(nsIControllerCommand*, foundCommand);
+  return NS_OK;
+}
+
+
+
+nsresult
+NS_NewControllerCommandManager(nsIControllerCommandManager** aResult)
+{
+  NS_PRECONDITION(aResult != nsnull, "null ptr");
+  if (! aResult)
+    return NS_ERROR_NULL_POINTER;
+
+  nsControllerCommandManager* newCommandManager = new nsControllerCommandManager();
+  if (! newCommandManager)
+    return NS_ERROR_OUT_OF_MEMORY;
+
+  NS_ADDREF(newCommandManager);
+  *aResult = newCommandManager;
+  return NS_OK;
+}
+
+
+

rdf/content/src/nsControllerCommandManager.h

@@ -0,0 +1,51 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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): 
+ */
+
+#ifndef nsControllerCommandManager_h_
+#define nsControllerCommandManager_h_
+
+
+#include "nsIControllerCommand.h"
+#include "nsWeakReference.h"
+#include "nsHashTable.h"
+
+class  nsControllerCommandManager : public nsIControllerCommandManager,
+                                    public nsSupportsWeakReference
+{
+public:
+
+                  nsControllerCommandManager();
+  virtual         ~nsControllerCommandManager();
+
+  NS_DECL_ISUPPORTS
+
+  NS_DECL_NSICONTROLLERCOMMANDMANAGER
+
+protected:
+
+  nsSupportsHashtable   mCommandsTable;   // hash table of nsIControllerCommands, keyed by command name
+
+
+};
+
+
+#endif // nsControllerCommandManager_h_