add msgViewNavigation.js

mailnews/base/resources/content/MANIFEST

@@ -30,3 +30,5 @@ sidebar-messenger.xul
 sidebar-messenger.rdf
 newFolderNameDialog.xul
 newFolderNameDialog.js
+msgViewNavigation.js
+

mailnews/base/resources/content/Makefile.in

@@ -43,6 +43,7 @@ EXPORT_RESOURCE_SAMPLES = \
 	$(srcdir)/sidebar-messenger.rdf			\
 	$(srcdir)/newFolderNameDialog.xul	\
 	$(srcdir)/newFolderNameDialog.js	\
+	$(srcdir)/msgViewNavigation.js	\
 	$(NULL)
 
 EXPORT_RESOURCE_SAMPLES_TO_REMOVE := $(addprefix $(SAMPLES_DIR)/, $(EXPORT_RESOURCE_SAMPLES))

mailnews/base/resources/content/makefile.win

@@ -34,6 +34,7 @@ install::
 	$(MAKE_INSTALL) sidebar-messenger.rdf	$(DIST)\bin\chrome\messenger\content\default
 	$(MAKE_INSTALL) newFolderNameDialog.xul	$(DIST)\bin\chrome\messenger\content\default
 	$(MAKE_INSTALL) newFolderNameDialog.js	$(DIST)\bin\chrome\messenger\content\default
+	$(MAKE_INSTALL) msgViewNavigation.js	$(DIST)\bin\chrome\messenger\content\default
 
 clobber::
 	rm -f $(DIST)\chrome\messenger\content\default\messenger.xul
@@ -50,4 +51,5 @@ clobber::
 	rm -f $(DIST)\chrome\messenger\content\default\sidebar-messenger.rdf
 	rm -f $(DIST)\chrome\messenger\content\default\newFolderNameDialog.xul
 	rm -f $(DIST)\chrome\messenger\content\default\newFolderNameDialog.js
+	rm -f $(DIST)\chrome\messenger\content\default\msgViewNavigation.js
 

mailnews/base/resources/content/msgViewNavigation.js

@@ -0,0 +1,156 @@
+/* -*- 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 Communicator client code, released
+ * March 31, 1998.
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation. Portions created by Netscape are
+ * Copyright (C) 1998-1999 Netscape Communications Corporation. All
+ * Rights Reserved.
+ */
+
+/*  This file contains the js functions necessary to implement view navigation within the 3 pane. */
+
+function GoMessage(message)
+{
+	return true;
+}
+
+function GoUnreadMessage(message)
+{
+	var status = message.getAttribute('Status');
+	return(status == ' ' || status == 'New');
+}
+
+function GoFlaggedMessage(message)
+{
+	var flagged = message.getAttribute('Flagged');
+	return(flagged == 'flagged');
+}
+
+
+/*GoNextMessage finds the message that matches criteria and selects it.  
+  nextFunction is the function that will be used to detertime if a message matches criteria.
+  It must take a node and return a boolean.
+  startFromBeginning is a boolean that states whether or not we should start looking at the beginning
+  if we reach then end 
+*/
+function GoNextMessage(nextFunction, startFromBeginning)
+{
+	var tree = GetThreadTree();
+	
+	var selArray = tree.selectedItems;
+	if ( selArray && (selArray.length == 1) )
+	{
+		var nextMessage = GetNextMessage(selArray[0], nextFunction, startFromBeginning);
+		if(nextMessage)
+		{
+			tree.clearItemSelection();
+			tree.selectItem(nextMessage);
+		}
+	}
+}
+
+/*GetNextMessage does the iterating for the Next menu item.
+  currentMessage is the message we are starting from.  
+  nextFunction is the function that will be used to detertime if a message matches criteria.
+  It must take a node and return a boolean.
+  startFromBeginning is a boolean that states whether or not we should start looking at the beginning
+  if we reach then end 
+*/
+function GetNextMessage(currentMessage, nextFunction, startFromBeginning)
+{
+	var foundMessage = false;
+
+	
+	var nextMessage = currentMessage.nextSibling;
+	while(nextMessage && (nextMessage != currentMessage))
+	{
+		if(nextFunction(nextMessage))
+		 break;
+		nextMessage = nextMessage.nextSibling;
+		/*If there's no nextMessage we may have to start from top.*/
+		if(!nextMessage && startFromBeginning)
+		{
+			dump('We need to start from the top\n');
+			var parent = currentMessage.parentNode;
+			nextMessage = parent.firstChild;
+		}
+	}
+	if(nextMessage)
+	{
+		var id = nextMessage.getAttribute('id');
+		dump(id + '\n');
+	}
+	else
+		dump('No next message\n');
+	return nextMessage;
+}
+
+
+/*GoPreviousMessage finds the message that matches criteria and selects it.  
+  previousFunction is the function that will be used to detertime if a message matches criteria.
+  It must take a node and return a boolean.
+  startFromEnd is a boolean that states whether or not we should start looking at the end
+  if we reach the beginning 
+*/
+function GoPreviousMessage(previousFunction, startFromEnd)
+{
+	var tree = GetThreadTree();
+	
+	var selArray = tree.selectedItems;
+	if ( selArray && (selArray.length == 1) )
+	{
+		var previousMessage = GetPreviousMessage(selArray[0], previousFunction, startFromEnd);
+		if(previousMessage)
+		{
+			tree.clearItemSelection();
+			tree.selectItem(previousMessage);
+		}
+	}
+}
+
+/*GetPreviousMessage does the iterating for the Previous menu item.
+  currentMessage is the message we are starting from.  
+  previousFunction is the function that will be used to detertime if a message matches criteria.
+  It must take a node and return a boolean.
+  startFromEnd is a boolean that states whether or not we should start looking at the end
+  if we reach then beginning 
+*/
+function GetPreviousMessage(currentMessage, previousFunction, startFromEnd)
+{
+	var foundMessage = false;
+
+	
+	var previousMessage = currentMessage.previousSibling;
+	while(previousMessage && (previousMessage != currentMessage))
+	{
+		if(previousFunction(previousMessage))
+		 break;
+		previousMessage = previousMessage.previousSibling;
+		if(!previousMessage && startFromEnd)
+		{
+			var parent = currentMessage.parentNode;
+			previousMessage = parent.lastChild;
+		}
+	}
+
+	if(previousMessage)
+	{
+		var id = previousMessage.getAttribute('id');
+		dump(id + '\n');
+	}
+	else
+		dump('No previous message\n');
+	return previousMessage;
+}
+