mail3panewindowcommands.js

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# -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla 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/MPL/
#
# 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 the Initial Developer are Copyright (C) 1998-2000
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Jan Varga <[e-mail]>
#   H錵an Waara ([e-mail])
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
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# the provisions above, a recipient may use your version of this file under
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# ***** END LICENSE BLOCK *****

var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
var gMessengerBundle = document.getElementById("bundle_messenger");

// Controller object for folder pane
var FolderPaneController =
{
   supportsCommand: function(command)
	{
		switch ( command )
		{
			case "cmd_delete":
			case "button_delete":
			//case "cmd_selectAll": the folder pane currently only handles single selection
			case "cmd_cut":
			case "cmd_copy":
			case "cmd_paste":
				return true;
				
			default:
				return false;
		}
	},

	isCommandEnabled: function(command)
	{
    if (IsFakeAccount()) 
      return false;

		switch ( command )
		{
			case "cmd_cut":
			case "cmd_copy":
			case "cmd_paste":
				return false;
			case "cmd_delete":
			case "button_delete":
			if ( command == "cmd_delete" )
				goSetMenuValue(command, 'valueFolder');
      var folderTree = GetFolderTree();
      var startIndex = {};
      var endIndex = {};
      folderTree.view.selection.getRangeAt(0, startIndex, endIndex);
      if (startIndex.value >= 0) {
        var canDeleteThisFolder;
				var specialFolder = null;
				var isServer = null;
				var serverType = null;
				try {
          var folderResource = GetFolderResource(folderTree, startIndex.value);
          specialFolder = GetFolderAttribute(folderTree, folderResource, "SpecialFolder");
          isServer = GetFolderAttribute(folderTree, folderResource, "IsServer");
          serverType = GetFolderAttribute(folderTree, folderResource, "ServerType");
          if (serverType == "nntp") {
			     	if ( command == "cmd_delete" ) {
					      goSetMenuValue(command, 'valueNewsgroup');
				    	  goSetAccessKey(command, 'valueNewsgroupAccessKey');
            }
          }
				}
				catch (ex) {
					//dump("specialFolder failure: " + ex + "\n");
				} 
        if (specialFolder == "Inbox" || specialFolder == "Trash" || specialFolder == "Drafts" ||
            specialFolder == "Sent" || specialFolder == "Templates" || specialFolder == "Unsent Messages" ||
            (specialFolder == "Junk" && !CanRenameDeleteJunkMail(GetSelectedFolderURI())) || isServer == "true")
          canDeleteThisFolder = false;
        else
          canDeleteThisFolder = true;
        return canDeleteThisFolder && isCommandEnabled(command);
      }
			else
				return false;

			default:
				return false;
		}
	},

	doCommand: function(command)
	{
    // if the user invoked a key short cut then it is possible that we got here for a command which is
    // really disabled. kick out if the command should be disabled.
    if (!this.isCommandEnabled(command)) return;

		switch ( command )
		{
			case "cmd_delete":
			case "button_delete":
				MsgDeleteFolder();
				break;
		}
	},
	
	onEvent: function(event)
	{
	}
};

// DefaultController object (handles commands when one of the trees does not have focus)
var DefaultController =
{
   supportsCommand: function(command)
	{

		switch ( command )
		{
      case "cmd_createFilterFromPopup":
			case "cmd_close":
			case "cmd_reply":
			case "button_reply":
			case "cmd_replySender":
			case "cmd_replyGroup":
			case "cmd_replyall":
			case "button_replyall":
			case "cmd_forward":
			case "button_forward":
			case "cmd_forwardInline":
			case "cmd_forwardAttachment":
			case "cmd_editAsNew":
      case "cmd_createFilterFromMenu":
			case "cmd_delete":
			case "button_delete":
      case "button_junk":
			case "cmd_shiftDelete":
			case "cmd_nextMsg":
      case "button_next":
      case "button_previous":
			case "cmd_nextUnreadMsg":
			case "cmd_nextFlaggedMsg":
			case "cmd_nextUnreadThread":
			case "cmd_previousMsg":
			case "cmd_previousUnreadMsg":
			case "cmd_previousFlaggedMsg":
      case "button_goForward":
      case "button_goBack":
      case "cmd_goForward":
      case "cmd_goBack":
      case "cmd_goStartPage":
			case "cmd_viewAllMsgs":
			case "cmd_viewUnreadMsgs":
      case "cmd_viewThreadsWithUnread":
      case "cmd_viewWatchedThreadsWithUnread":
      case "cmd_viewIgnoredThreads":
      case "cmd_undo":
      case "cmd_redo":
			case "cmd_expandAllThreads":
			case "cmd_collapseAllThreads":
			case "cmd_renameFolder":
			case "cmd_sendUnsentMsgs":
			case "cmd_openMessage":
      case "button_print":
			case "cmd_print":
			case "cmd_printpreview":
			case "cmd_printSetup":
			case "cmd_saveAsFile":
			case "cmd_saveAsTemplate":
      case "cmd_properties":
			case "cmd_viewPageSource":
			case "cmd_setFolderCharset":
			case "cmd_reload":
      case "button_getNewMessages":
			case "cmd_getNewMessages":
      case "cmd_getMsgsForAuthAccounts":
			case "cmd_getNextNMessages":
			case "cmd_find":
			case "cmd_findAgain":
			case "cmd_findPrevious":
      case "cmd_search":
      case "button_mark":
      case "cmd_tag":
			case "cmd_markAsRead":
			case "cmd_markAllRead":
			case "cmd_markThreadAsRead":
      case "cmd_markReadByDate":
			case "cmd_markAsFlagged":
			case "cmd_markAsJunk":
			case "cmd_markAsNotJunk":
      case "cmd_recalculateJunkScore":
      case "cmd_applyFilters":
      case "cmd_runJunkControls":
      case "cmd_deleteJunk":
      case "button_file":
			case "cmd_file":
			case "cmd_emptyTrash":
			case "cmd_compactFolder":
  	  case "cmd_settingsOffline":
      case "cmd_close":
      case "cmd_selectAll":
      case "cmd_selectThread":
      case "cmd_moveToFolderAgain":
				return true;
      case "cmd_downloadFlagged":
      case "cmd_downloadSelected":
      case "cmd_synchronizeOffline":
        return MailOfflineMgr.isOnline();

      case "cmd_watchThread":
      case "cmd_killThread":
        return(isNewsURI(GetFirstSelectedMessage()));

			default:
				return false;
		}
	},

  isCommandEnabled: function(command)
  {
    var enabled = new Object();
    enabled.value = false;
    var checkStatus = new Object();

    if (IsFakeAccount()) 
      return false;

    switch ( command )
    {
      case "cmd_delete":
        UpdateDeleteCommand();
        // fall through
      case "button_delete":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.deleteMsg, enabled, checkStatus);
        return enabled.value;
      case "cmd_shiftDelete":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.deleteNoTrash, enabled, checkStatus);
        return enabled.value;
      case "button_junk":
        UpdateJunkToolbarButton();
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.junk, enabled, checkStatus);
        return enabled.value;
      case "cmd_killThread":
        return GetNumSelectedMessages() > 0;
      case "cmd_watchThread":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.toggleThreadWatched, enabled, checkStatus);
        return enabled.value;
      case "cmd_createFilterFromPopup":
      case "cmd_createFilterFromMenu":
        var loadedFolder = GetLoadedMsgFolder();
        if (!(loadedFolder && loadedFolder.server.canHaveFilters))
          return false;   // else fall thru
      case "cmd_saveAsFile":
      case "cmd_saveAsTemplate":
        if (GetNumSelectedMessages() > 1)
          return false;   // else fall thru
      case "cmd_reply":
      case "button_reply":
      case "cmd_replySender":
      case "cmd_replyGroup":
      case "cmd_replyall":
      case "button_replyall":
      case "cmd_forward":
      case "button_forward":
      case "cmd_forwardInline":
      case "cmd_forwardAttachment":
      case "cmd_editAsNew":
      case "cmd_openMessage":
      case "button_print":
      case "cmd_print":
      case "cmd_viewPageSource":
      case "cmd_reload":
        if (GetNumSelectedMessages() > 0)
        {
          if (gDBView)
          {
            gDBView.getCommandStatus(nsMsgViewCommandType.cmdRequiringMsgBody, enabled, checkStatus);
            return enabled.value;
          }
        }
        return false;
      case "cmd_printpreview":
	      if ( GetNumSelectedMessages() == 1 && gDBView)
        {
           gDBView.getCommandStatus(nsMsgViewCommandType.cmdRequiringMsgBody, enabled, checkStatus);
           return enabled.value;
        }
        return false;
      case "cmd_printSetup":
        return true;
      case "cmd_markAsFlagged":
      case "button_file":
      case "cmd_file":
        return (GetNumSelectedMessages() > 0 );
      case "cmd_markAsJunk":
      case "cmd_markAsNotJunk":
      case "cmd_recalculateJunkScore":
        // can't do news on junk yet.
        return (GetNumSelectedMessages() > 0 && !isNewsURI(GetFirstSelectedMessage()));
      case "cmd_applyFilters":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.applyFilters, enabled, checkStatus);
        return enabled.value;
      case "cmd_runJunkControls":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.runJunkControls, enabled, checkStatus);
        return enabled.value;
      case "cmd_deleteJunk":
        if (gDBView)
          gDBView.getCommandStatus(nsMsgViewCommandType.deleteJunk, enabled, checkStatus);
        return enabled.value;
      case "button_mark":
      case "cmd_tag":
      case "cmd_markAsRead":
      case "cmd_markThreadAsRead":
        return GetNumSelectedMessages() > 0;
      case "button_previous":
      case "button_next":
        return IsViewNavigationItemEnabled();
      case "cmd_nextMsg":
      case "cmd_nextUnreadMsg":
      case "cmd_nextUnreadThread":
      case "cmd_previousMsg":
      case "cmd_previousUnreadMsg":
        return IsViewNavigationItemEnabled();
      case "button_goForward":
      case "button_goBack":
      case "cmd_goForward":
      case "cmd_goBack":
        if (gDBView)
          enabled.value = gDBView.navigateStatus((command == "cmd_goBack" || command == "button_goBack") ? nsMsgNavigationType.back : nsMsgNavigationType.forward);
        return enabled.value;
      case "cmd_goStartPage":
        return pref.getBoolPref("mailnews.start_page.enabled") && !IsMessagePaneCollapsed();
      case "cmd_markAllRead":
      case "cmd_markReadByDate":
        return IsFolderSelected();
      case "cmd_find":
      case "cmd_findAgain":
      case "cmd_findPrevious":
        return IsMessageDisplayedInMessagePane();
        break;
      case "cmd_search":
        return IsCanSearchMessagesEnabled();
      case "cmd_selectAll":
        return gDBView != null;
      // these are enabled on when we are in threaded mode
      case "cmd_selectThread":
        if (GetNumSelectedMessages() <= 0) return false;
      case "cmd_expandAllThreads":
      case "cmd_collapseAllThreads":
        if (!gDBView || !gDBView.supportsThreading) 
          return false;