pjs/mail/base/content/msgMail3PaneWindow.js

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JavaScript

# -*- Mode: Java; 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.
#
# Contributor(s):
# Jan Varga (varga@nixcorp.com)
# Håkan Waara (hwaara@chello.se)
# Neil Rashbrook (neil@parkwaycc.co.uk)
# Seth Spitzer <sspitzer@netscape.com>
# David Bienvenu <bienvenu@nventure.com>
/* This is where functions related to the 3 pane window are kept */
// from MailNewsTypes.h
const nsMsgKey_None = 0xFFFFFFFF;
const nsMsgViewIndex_None = 0xFFFFFFFF;
const kMailCheckOncePrefName = "mail.startup.enabledMailCheckOnce";
const kStandardPaneConfig = 0;
const kWidePaneConfig = 1;
const kVerticalPaneConfig = 2;
// from nsMsgFolderFlags.h
const MSG_FOLDER_FLAG_ELIDED = 0x10;
var gFolderTree;
var gMessagePane;
var gThreadTree;
var gSearchInput;
var gThreadAndMessagePaneSplitter = null;
var gUnreadCount = null;
var gTotalCount = null;
var gCurrentPaneConfig = 0;
var gCurrentLoadingFolderURI;
var gCurrentFolderToReroot;
var gCurrentLoadingFolderSortType = 0;
var gCurrentLoadingFolderSortOrder = 0;
var gCurrentLoadingFolderViewType = 0;
var gCurrentLoadingFolderViewFlags = 0;
var gRerootOnFolderLoad = false;
var gCurrentDisplayedMessage = null;
var gNextMessageAfterDelete = null;
var gNextMessageAfterLoad = null;
var gNextMessageViewIndexAfterDelete = -2;
var gCurrentlyDisplayedMessage=nsMsgViewIndex_None;
var gStartFolderUri = null;
var gStartMsgKey = nsMsgKey_None;
var gSearchEmailAddress = null;
var gRightMouseButtonDown = false;
// Global var to keep track of which row in the thread pane has been selected
// This is used to make sure that the row with the currentIndex has the selection
// after a Delete or Move of a message that has a row index less than currentIndex.
var gThreadPaneCurrentSelectedIndex = -1;
var gLoadStartFolder = true;
var gNewAccountToLoad = null;
// Global var to keep track of if the 'Delete Message' or 'Move To' thread pane
// context menu item was triggered. This helps prevent the tree view from
// not updating on one of those menu item commands.
var gThreadPaneDeleteOrMoveOccurred = false;
//If we've loaded a message, set to true. Helps us keep the start page around.
var gHaveLoadedMessage;
var gDisplayStartupPage = false;
var gNotifyDefaultInboxLoadedOnStartup = false;
function SelectAndScrollToKey(aMsgKey)
{
// select the desired message
// if the key isn't found, we won't select anything
gDBView.selectMsgByKey(aMsgKey);
// is there a selection?
// if not, bail out.
var indicies = GetSelectedIndices(gDBView);
if (!indicies || !indicies.length)
return false;
// now scroll to it
EnsureRowInThreadTreeIsVisible(indicies[0]);
return true;
}
// A helper routine called after a folder is loaded to make sure
// we select and scroll to the correct message (could be the first new message,
// could be the last displayed message, etc.)
// returns true if we ended up scrolling to a message
function ScrollToMessageAfterFolderLoad (folder)
{
var scrolled = ScrollToMessage(nsMsgNavigationType.firstNew, true, false /* selectMessage */);
if (!scrolled && folder && pref.getBoolPref("mailnews.remember_selected_message"))
{
// if we failed to scroll to a new message,
// reselect the last selected message
var lastMessageLoaded = folder.lastMessageLoaded;
if (lastMessageLoaded != nsMsgKey_None)
scrolled = SelectAndScrollToKey(lastMessageLoaded);
}
if (!scrolled)
{
// if we still haven't scrolled,
// scroll to the newest, which might be the top or the bottom
// depending on our sort order and sort type
if (gDBView.sortOrder == nsMsgViewSortOrder.ascending)
{
switch (gDBView.sortType)
{
case nsMsgViewSortType.byDate:
case nsMsgViewSortType.byId:
case nsMsgViewSortType.byThread:
scrolled = ScrollToMessage(nsMsgNavigationType.lastMessage, true, false /* selectMessage */);
break;
}
}
// if still we haven't scrolled,
// scroll to the top.
if (!scrolled)
EnsureRowInThreadTreeIsVisible(0);
}
return scrolled;
}
// the folderListener object
var folderListener = {
OnItemAdded: function(parentItem, item) { },
OnItemRemoved: function(parentItem, item) { },
OnItemPropertyChanged: function(item, property, oldValue, newValue) { },
OnItemIntPropertyChanged: function(item, property, oldValue, newValue) {
if (item == msgWindow.openFolder) {
if(property.toString() == "TotalMessages" || property.toString() == "TotalUnreadMessages") {
UpdateStatusMessageCounts(gMsgFolderSelected);
}
}
},
OnItemBoolPropertyChanged: function(item, property, oldValue, newValue) { },
OnItemUnicharPropertyChanged: function(item, property, oldValue, newValue) { },
OnItemPropertyFlagChanged: function(item, property, oldFlag, newFlag) { },
OnItemEvent: function(folder, event) {
var eventType = event.toString();
if (eventType == "FolderLoaded") {
if (folder) {
var uri = folder.URI;
var rerootingFolder = (uri == gCurrentFolderToReroot);
if (rerootingFolder) {
viewDebug("uri = gCurrentFolderToReroot, setting gQSViewIsDirty\n");
gQSViewIsDirty = true;
gCurrentFolderToReroot = null;
var msgFolder = folder.QueryInterface(Components.interfaces.nsIMsgFolder);
if(msgFolder) {
msgFolder.endFolderLoading();
// suppress command updating when rerooting the folder
// when rerooting, we'll be clearing the selection
// which will cause us to update commands.
if (gDBView) {
gDBView.suppressCommandUpdating = true;
// if the db's view isn't set, something went wrong and we should reroot
// the folder, which will re-open the view.
if (!gDBView.db)
gRerootOnFolderLoad = true;
}
if (gRerootOnFolderLoad)
RerootFolder(uri, msgFolder, gCurrentLoadingFolderViewType, gCurrentLoadingFolderViewFlags, gCurrentLoadingFolderSortType, gCurrentLoadingFolderSortOrder);
var db = msgFolder.getMsgDatabase(msgWindow);
if (db)
db.resetHdrCacheSize(100);
if (gDBView) {
gDBView.suppressCommandUpdating = false;
}
gIsEditableMsgFolder = IsSpecialFolder(msgFolder, MSG_FOLDER_FLAG_DRAFTS, true);
gCurrentLoadingFolderSortType = 0;
gCurrentLoadingFolderSortOrder = 0;
gCurrentLoadingFolderViewType = 0;
gCurrentLoadingFolderViewFlags = 0;
var scrolled = false;
LoadCurrentlyDisplayedMessage(); //used for rename folder msg loading after folder is loaded.
if (gStartMsgKey != nsMsgKey_None) {
scrolled = SelectAndScrollToKey(gStartMsgKey);
gStartMsgKey = nsMsgKey_None;
}
if (gNextMessageAfterLoad) {
var type = gNextMessageAfterLoad;
gNextMessageAfterLoad = null;
// scroll to and select the proper message
scrolled = ScrollToMessage(type, true, true /* selectMessage */);
}
}
}
if (uri == gCurrentLoadingFolderURI) {
viewDebug("uri == current loading folder uri\n");
gCurrentLoadingFolderURI = "";
scrolled = ScrollToMessageAfterFolderLoad(msgFolder);
SetBusyCursor(window, false);
}
if (gNotifyDefaultInboxLoadedOnStartup && (folder.flags & 0x1000))
{
var defaultAccount = accountManager.defaultAccount;
defaultServer = defaultAccount.incomingServer;
var inboxFolder = GetInboxFolder(defaultServer);
if (inboxFolder && inboxFolder.URI == folder.URI)
{
NotifyObservers(null,"defaultInboxLoadedOnStartup",null);
gNotifyDefaultInboxLoadedOnStartup = false;
}
}
//folder loading is over, now issue quick search if there is an email address
viewDebug("in folder loaded gVirtualFolderTerms = " + gVirtualFolderTerms + "\n");
viewDebug("in folder loaded gMsgFolderSelected = " + gMsgFolderSelected.URI + "\n");
if (rerootingFolder)
{
if (gSearchEmailAddress)
{
Search(gSearchEmailAddress);
gSearchEmailAddress = null;
}
else if (gVirtualFolderTerms)
{
gDefaultSearchViewTerms = null;
viewDebug("searching gVirtualFolderTerms\n");
loadVirtualFolder();
}
else if (gMsgFolderSelected.flags & MSG_FOLDER_FLAG_VIRTUAL)
{
viewDebug("selected folder is virtual\n");
gDefaultSearchViewTerms = null;
}
else
{
// get the view value from the folder
var msgFolder = folder.QueryInterface(Components.interfaces.nsIMsgFolder);
if (msgFolder)
{
var msgDatabase = msgFolder.getMsgDatabase(msgWindow);
var dbFolderInfo = msgDatabase.dBFolderInfo;
var result = dbFolderInfo.getUint32Property("current-view", 0);
// if our new view is the same as the old view and we already have the list of search terms built up
// for the old view, just re-use it
if (gCurrentViewValue == result && gDefaultSearchViewTerms)
{
viewDebug("searching gDefaultSearchViewTerms and rerootingFolder\n");
Search("");
}
else
{
viewDebug("changing view by value\n");
ViewChangeByValue(result);
}
}
}
}
}
}
else if (eventType == "ImapHdrDownloaded") {
if (folder) {
var imapFolder = folder.QueryInterface(Components.interfaces.nsIMsgImapMailFolder);
if (imapFolder) {
var hdrParser = imapFolder.hdrParser;
if (hdrParser) {
var msgHdr = hdrParser.GetNewMsgHdr();
if (msgHdr)
{
var hdrs = hdrParser.headers;
if (hdrs && hdrs.indexOf("X-attachment-size:") > 0) {
msgHdr.OrFlags(0x10000000); // 0x10000000 is MSG_FLAG_ATTACHMENT
}
if (hdrs && hdrs.indexOf("X-image-size:") > 0) {
msgHdr.setStringProperty("imageSize", "1");
}
}
}
}
}
}
else if (eventType == "DeleteOrMoveMsgCompleted") {
HandleDeleteOrMoveMsgCompleted(folder);
}
else if (eventType == "DeleteOrMoveMsgFailed") {
HandleDeleteOrMoveMsgFailed(folder);
}
else if (eventType == "CompactCompleted") {
HandleCompactCompleted(folder);
}
else if (eventType == "RenameCompleted") {
SelectFolder(folder.URI);
}
else if (eventType == "JunkStatusChanged") {
HandleJunkStatusChanged(folder);
}
}
}
var folderObserver = {
canDrop: function(index, orientation)
{
return CanDropOnFolderTree(index, orientation);
},
onDrop: function(row, orientation)
{
DropOnFolderTree(row, orientation);
},
onToggleOpenState: function()
{
},
onCycleHeader: function(colID, elt)
{
},
onCycleCell: function(row, colID)
{
},
onSelectionChanged: function()
{
},
onPerformAction: function(action)
{
},
onPerformActionOnRow: function(action, row)
{
},
onPerformActionOnCell: function(action, row, col)
{
}
}
function HandleDeleteOrMoveMsgFailed(folder)
{
gDBView.onDeleteCompleted(false);
if(IsCurrentLoadedFolder(folder)) {
if(gNextMessageAfterDelete) {
gNextMessageAfterDelete = null;
gNextMessageViewIndexAfterDelete = -2;
}
}
// fix me???
// ThreadPaneSelectionChange(true);
}
// WARNING
// this is a fragile and complicated function.
// be careful when hacking on it.
// don't forget about things like different imap
// delete models, multiple views (from multiple thread panes,
// search windows, stand alone message windows)
function HandleDeleteOrMoveMsgCompleted(folder)
{
// you might not have a db view. this can happen if
// biff fires when the 3 pane is set to account central.
if (!gDBView)
return;
gDBView.onDeleteCompleted(true);
if (!IsCurrentLoadedFolder(folder)) {
// default value after delete/move/copy is over
gNextMessageViewIndexAfterDelete = -2;
return;
}
var treeView = gDBView.QueryInterface(Components.interfaces.nsITreeView);
var treeSelection = treeView.selection;
if (gNextMessageViewIndexAfterDelete == -2) {
// a move or delete can cause our selection can change underneath us.
// this can happen when the user
// deletes message from the stand alone msg window
// or the search view, or another 3 pane
if (treeSelection.count == 0) {
// this can happen if you double clicked a message
// in the thread pane, and deleted it from the stand alone msg window
// see bug #172392
treeSelection.clearSelection();
setTitleFromFolder(folder, null);
ClearMessagePane();
UpdateMailToolbar("delete from another view, 0 rows now selected");
}
else if (treeSelection.count == 1) {
// this can happen if you had two messages selected
// in the thread pane, and you deleted one of them from another view
// (like the view in the stand alone msg window)
// since one item is selected, we should load it.
var startIndex = {};
var endIndex = {};
treeSelection.getRangeAt(0, startIndex, endIndex);
// select the selected item, so we'll load it
treeSelection.select(startIndex.value);
treeView.selectionChanged();
EnsureRowInThreadTreeIsVisible(startIndex.value);
UpdateMailToolbar("delete from another view, 1 row now selected");
}
else {
// this can happen if you have more than 2 messages selected
// in the thread pane, and you deleted one of them from another view
// (like the view in the stand alone msg window)
// since multiple messages are still selected, do nothing.
}
}
else {
if (gNextMessageViewIndexAfterDelete != nsMsgViewIndex_None)
{
var viewSize = treeView.rowCount;
if (gNextMessageViewIndexAfterDelete >= viewSize)
{
if (viewSize > 0)
gNextMessageViewIndexAfterDelete = viewSize - 1;
else
{
gNextMessageViewIndexAfterDelete = nsMsgViewIndex_None;
// there is nothing to select since viewSize is 0
treeSelection.clearSelection();
setTitleFromFolder(folder, null);
ClearMessagePane();
UpdateMailToolbar("delete from current view, 0 rows left");
}
}
}
// if we are about to set the selection with a new element then DON'T clear
// the selection then add the next message to select. This just generates
// an extra round of command updating notifications that we are trying to
// optimize away.
if (gNextMessageViewIndexAfterDelete != nsMsgViewIndex_None)
{
// when deleting a message we don't update the commands
// when the selection goes to 0
// (we have a hack in nsMsgDBView which prevents that update)
// so there is no need to
// update commands when we select the next message after the delete;
// the commands already
// have the right update state...
gDBView.suppressCommandUpdating = true;
// This check makes sure that the tree does not perform a
// selection on a non selected row (row < 0), else assertions will
// be thrown.
if (gNextMessageViewIndexAfterDelete >= 0)
treeSelection.select(gNextMessageViewIndexAfterDelete);
// if gNextMessageViewIndexAfterDelete has the same value
// as the last index we had selected, the tree won't generate a
// selectionChanged notification for the tree view. So force a manual
// selection changed call.
// (don't worry it's cheap if we end up calling it twice).
if (treeView)
treeView.selectionChanged();
EnsureRowInThreadTreeIsVisible(gNextMessageViewIndexAfterDelete);
gDBView.suppressCommandUpdating = false;
// hook for extra toolbar items
// XXX TODO
// I think there is a bug in the suppression code above.
// what if I have two rows selected, and I hit delete,
// and so we load the next row.
// what if I have commands that only enable where
// exactly one row is selected?
UpdateMailToolbar("delete from current view, at least one row selected");
}
}
// default value after delete/move/copy is over
gNextMessageViewIndexAfterDelete = -2;
}
function HandleCompactCompleted(folder)
{
if (folder)
{
var resource = folder.QueryInterface(Components.interfaces.nsIRDFResource);
if (resource)
{
var uri = resource.Value;
var msgFolder = msgWindow.openFolder;
if (msgFolder && uri == msgFolder.URI)
{
var msgdb = msgFolder.getMsgDatabase(msgWindow);
if (msgdb)
{
var dbFolderInfo = msgdb.dBFolderInfo;
sortType = dbFolderInfo.sortType;
sortOrder = dbFolderInfo.sortOrder;
viewFlags = dbFolderInfo.viewFlags;
viewType = dbFolderInfo.viewType;
dbFolderInfo = null;
}
RerootFolder(uri, msgFolder, viewType, viewFlags, sortType, sortOrder);
LoadCurrentlyDisplayedMessage();
}
}
}
}
function LoadCurrentlyDisplayedMessage()
{
if (gCurrentlyDisplayedMessage != nsMsgViewIndex_None)
{
var treeView = gDBView.QueryInterface(Components.interfaces.nsITreeView);
var treeSelection = treeView.selection;
treeSelection.select(gCurrentlyDisplayedMessage);
if (treeView)
treeView.selectionChanged();
EnsureRowInThreadTreeIsVisible(gCurrentlyDisplayedMessage);
SetFocusThreadPane();
gCurrentlyDisplayedMessage = nsMsgViewIndex_None; //reset
}
}
function IsCurrentLoadedFolder(folder)
{
var msgfolder = folder.QueryInterface(Components.interfaces.nsIMsgFolder);
if(msgfolder)
{
var folderResource = msgfolder.QueryInterface(Components.interfaces.nsIRDFResource);
if(folderResource)
{
var folderURI = folderResource.Value;
var currentLoadedFolder = GetThreadPaneFolder();
if (currentLoadedFolder.flags & MSG_FOLDER_FLAG_VIRTUAL)
{
var msgDatabase = currentLoadedFolder.getMsgDatabase(msgWindow);
var dbFolderInfo = msgDatabase.dBFolderInfo;
var srchFolderUri = dbFolderInfo.getCharPtrProperty("searchFolderUri");
var re = new RegExp("^" + folderURI + "$|^" + folderURI + "\||\|" + folderURI + "$|\|" + folderURI +"\|");
var retval = (currentLoadedFolder.URI.match(re));
return retval;
}
var currentURI = currentLoadedFolder.URI;
return(currentURI == folderURI);
}
}
return false;
}
function ServerContainsFolder(server, folder)
{
if (!folder || !server)
return false;
return server.equals(folder.server);
}
function SelectServer(server)
{
SelectFolder(server.rootFolder.URI);
}
// we have this incoming server listener in case we need to
// alter the folder pane selection when a server is removed
// or changed (currently, when the real username or real hostname change)
var gThreePaneIncomingServerListener = {
onServerLoaded: function(server) {},
onServerUnloaded: function(server) {
var selectedFolders = GetSelectedMsgFolders();
for (var i = 0; i < selectedFolders.length; i++) {
if (ServerContainsFolder(server, selectedFolders[i])) {
SelectServer(accountManager.defaultAccount.incomingServer);
// we've made a new selection, we're done
return;
}
}
// if nothing is selected at this point, better go select the default
// this could happen if nothing was selected when the server was removed
selectedFolders = GetSelectedMsgFolders();
if (selectedFolders.length == 0) {
SelectServer(accountManager.defaultAccount.incomingServer);
}
},
onServerChanged: function(server) {
// if the current selected folder is on the server that changed
// and that server is an imap or news server,
// we need to update the selection.
// on those server types, we'll be reconnecting to the server
// and our currently selected folder will need to be reloaded
// or worse, be invalid.
if (server.type != "imap" && server.type !="nntp")
return;
var selectedFolders = GetSelectedMsgFolders();
for (var i = 0; i < selectedFolders.length; i++) {
// if the selected item is a server, we don't have to update
// the selection
if (!(selectedFolders[i].isServer) && ServerContainsFolder(server, selectedFolders[i])) {
SelectServer(server);
// we've made a new selection, we're done
return;
}
}
}
}
// aMsgWindowInitialized: false if we are calling from the onload handler, otherwise true
function UpdateMailPaneConfig(aMsgWindowInitialized) {
var paneConfig = pref.getIntPref("mail.pane_config.dynamic");
if (paneConfig == kStandardPaneConfig)
document.getElementById('messagepanebox').setAttribute('flex', 1);
else
document.getElementById('messagepanebox').removeAttribute('flex');
// don't do anything if we are already in the correct configuration
if (paneConfig == gCurrentPaneConfig)
return;
var mailContentWrapper = document.getElementById("mailContentWrapper");
var messagesBox = document.getElementById("messagesBox");
var messagePaneBox = GetMessagePane();
var msgPaneReRooted = false;
var threadPaneSplitter = GetThreadAndMessagePaneSplitter();
// the only element we need to re-root is the message pane.
var desiredMsgPaneParentId = (paneConfig == "0" || paneConfig == "2") ? "messagesBox" : "mailContentWrapper";
if (messagePaneBox.parentNode.id != desiredMsgPaneParentId)
{
var messagePaneParent = document.getElementById(messagePaneBox.parentNode.id);
messagePaneParent.removeChild(threadPaneSplitter);
messagePaneParent.removeChild(messagePaneBox);
var messagePaneNewParent = document.getElementById(desiredMsgPaneParentId);
messagePaneNewParent.appendChild(threadPaneSplitter);
messagePaneNewParent.appendChild(messagePaneBox);
msgPaneReRooted = true;
}
// now for each config, handle any extra clean up to create that view (such as changing a box orientation)
if (paneConfig == kStandardPaneConfig) // standard 3-Pane Layout
{
threadPaneSplitter.setAttribute("orient", "vertical");
// finally, make sure mailContentWrapper has the correct orientation
mailContentWrapper.setAttribute("orient", "horizontal");
messagesBox.setAttribute("orient", "vertical");
}
else if (paneConfig == kWidePaneConfig) // "Wide" Window Pane Layout
{
threadPaneSplitter.setAttribute("orient", "vertical");
// finally, make sure mailContentWrapper has the correct orientation
mailContentWrapper.setAttribute("orient", "vertical");
messagesBox.setAttribute("orient", "vertical");
}
else if (paneConfig == kVerticalPaneConfig) // Vertical Pane Layout
{
messagesBox.setAttribute("orient", "horizontal");
threadPaneSplitter.removeAttribute("orient");
// finally, make sure mailContentWrapper has the correct orientation
mailContentWrapper.setAttribute("orient", "horizontal");
}
// re-rooting the message pane causes the docshell to get destroyed
// and replaced with another one. As such, we need to re-set the window (and thus the
// internal references nsMessenger keeps for the message pane docshell)
// XXX: is it safe to call this multiple times? May need to add a setMessagePaneDocShell
// routine to nsIMessenger.
if (aMsgWindowInitialized && msgPaneReRooted)
{
messenger.SetWindow(null, null);
messenger.SetWindow(window, msgWindow);
MsgReload();
}
// record the new configuration
gCurrentPaneConfig = paneConfig;
}
const MailPrefObserver = {
observe: function(subject, topic, prefName) {
// verify that we're changing the mail pane config pref
if (topic == "nsPref:changed")
{
if (prefName == "mail.pane_config.dynamic")
UpdateMailPaneConfig(true);
else if (prefName == "mail.showFolderPaneColumns")
UpdateFolderColumnVisibility();
}
}
};
function OnLoadMessenger()
{
// update the pane config before we exit onload otherwise the user may see a flicker if we poke the document
// in delayedOnLoadMessenger...
UpdateMailPaneConfig(false);
document.loadBindingDocument('chrome://global/content/bindings/textbox.xml');
// Set a sane starting width/height for all resolutions on new profiles. Do this before the window loads
if (!document.documentElement.hasAttribute("width"))
{
var defaultWidth, defaultHeight;
if (screen.availHeight <= 600)
{
document.documentElement.setAttribute("sizemode", "maximized");
defaultWidth = 800;
defaultHeight = 565;
}
else // for higher resolution displays, use larger values for height and width
{
defaultWidth = screen.availWidth * .8;
defaultHeight = screen.availHeight * .8;
}
document.documentElement.setAttribute("width", defaultWidth);
document.documentElement.setAttribute("height", defaultHeight);
}
setTimeout(delayedOnLoadMessenger, 0); // when debugging, set this to 5000, so you can see what happens after the window comes up.
}
/* Functions related to startup */
function delayedOnLoadMessenger()
{
pref.QueryInterface(Components.interfaces.nsIPrefBranchInternal);
pref.addObserver("mail.pane_config.dynamic", MailPrefObserver, false);
pref.addObserver("mail.showFolderPaneColumns", MailPrefObserver, false);
AddMailOfflineObserver();
CreateMailWindowGlobals();
verifyAccounts(null);
HideAccountCentral();
InitMsgWindow();
messenger.SetWindow(window, msgWindow);
InitializeDataSources();
InitPanes();
accountManager.setSpecialFolders();
accountManager.loadVirtualFolders();
accountManager.addIncomingServerListener(gThreePaneIncomingServerListener);
AddToSession();
//need to add to session before trying to load start folder otherwise listeners aren't
//set up correctly.
// argument[0] --> folder uri
// argument[1] --> optional message key
// argument[2] --> optional email address; //will come from aim; needs to show msgs from buddy's email address
if ("arguments" in window)
{
gStartFolderUri = (window.arguments.length > 0) ? window.arguments[0] : null;
gStartMsgKey = (window.arguments.length > 1) ? window.arguments[1]: nsMsgKey_None;
gSearchEmailAddress = (window.arguments.length > 2) ? window.arguments[2] : null;
}
setTimeout("loadStartFolder(gStartFolderUri);", 0);
// FIX ME - later we will be able to use onload from the overlay
OnLoadMsgHeaderPane();
gHaveLoadedMessage = false;
gNotifyDefaultInboxLoadedOnStartup = true;
//Set focus to the Thread Pane the first time the window is opened.
SetFocusThreadPane();
// initialize the customizeDone method on the customizeable toolbar
var toolbox = document.getElementById("mail-toolbox");
toolbox.customizeDone = MailToolboxCustomizeDone;
var toolbarset = document.getElementById('customToolbars');
toolbox.toolbarset = toolbarset;
var updatePanel = document.getElementById("statusbar-updates");
updatePanel.init();
}
function OnUnloadMessenger()
{
accountManager.removeIncomingServerListener(gThreePaneIncomingServerListener);
pref.QueryInterface(Components.interfaces.nsIPrefBranchInternal);
pref.removeObserver("mail.pane_config.dynamic", MailPrefObserver);
pref.removeObserver("mail.showFolderPaneColumns", MailPrefObserver);
// FIX ME - later we will be able to use onload from the overlay
OnUnloadMsgHeaderPane();
OnMailWindowUnload();
}
function NotifyObservers(aSubject, aTopic, aData)
{
var observerService = Components.classes["@mozilla.org/observer-service;1"].getService(Components.interfaces.nsIObserverService);
observerService.notifyObservers(aSubject, aTopic, aData);
}
// because the "open" state persists, we'll call
// PerformExpand() for all servers that are open at startup.
function PerformExpandForAllOpenServers()
{
var servers = accountManager.allServers;
for (var i = 0; i < servers.Count(); i++)
{
var server = servers.QueryElementAt(i, Components.interfaces.nsIMsgIncomingServer);
if (server.type != "imap" && !server.rootMsgFolder.getFlag(MSG_FOLDER_FLAG_ELIDED))
server.performExpand(msgWindow);
}
}
function loadStartFolder(initialUri)
{
var folderTree = GetFolderTree();
var defaultServer = null;
var startFolderResource = null;
var isLoginAtStartUpEnabled = false;
//First get default account
try
{
if(initialUri)
startFolderResource = RDF.GetResource(initialUri);
else
{
var defaultAccount = accountManager.defaultAccount;
defaultServer = defaultAccount.incomingServer;
var rootMsgFolder = defaultServer.rootMsgFolder;
startFolderResource = rootMsgFolder.QueryInterface(Components.interfaces.nsIRDFResource);
// Enable checknew mail once by turning checkmail pref 'on' to bring
// all users to one plane. This allows all users to go to Inbox. User can
// always go to server settings panel and turn off "Check for new mail at startup"
if (!pref.getBoolPref(kMailCheckOncePrefName))
{
pref.setBoolPref(kMailCheckOncePrefName, true);
defaultServer.loginAtStartUp = true;
}
// Get the user pref to see if the login at startup is enabled for default account
isLoginAtStartUpEnabled = defaultServer.loginAtStartUp;
// Get Inbox only if when we have to login
if (isLoginAtStartUpEnabled)
{
//now find Inbox
var outNumFolders = new Object();
var inboxFolder = rootMsgFolder.getFoldersWithFlag(0x1000, 1, outNumFolders);
if (!inboxFolder) return;
startFolderResource = inboxFolder.QueryInterface(Components.interfaces.nsIRDFResource);
}
else
{
// set the startFolderResource to the server, so we select it
// so we'll get account central
startFolderResource = RDF.GetResource(defaultServer.serverURI);
}
}
var startFolder = startFolderResource.QueryInterface(Components.interfaces.nsIMsgFolder);
// it is possible we were given an initial uri and we need to subscribe or try to add
// the folder. i.e. the user just clicked on a news folder they aren't subscribed to from a browser
// the news url comes in here.
// Perform biff on the server to check for new mail, except for imap
// or a pop3 account that is deferred or deferred to,
// or the case where initialUri is non-null (non-startup)
if (!initialUri && isLoginAtStartUpEnabled && gLoadStartFolder
&& !defaultServer.isDeferredTo &&
defaultServer.msgFolder == defaultServer.rootMsgFolder)
defaultServer.PerformBiff(msgWindow);
SelectFolder(startFolder.URI);
// because the "open" state persists, we'll call
// PerformExpand() for all servers that are open at startup.
// note, because of the "news.persist_server_open_state_in_folderpane" pref
// we don't persist the "open" state of news servers across sessions,
// but we do within a session, so if you open another 3 pane
// and a news server is "open", we'll update the unread counts.
PerformExpandForAllOpenServers();
}
catch(ex)
{
if (initialUri)
{
messenger.loadURL(window, initialUri);
return;
}
dump(ex);
dump('Exception in LoadStartFolder caused by no default account. We know about this\n');
}
MsgGetMessagesForAllServers(defaultServer);
if (this.CheckForUnsentMessages != undefined && CheckForUnsentMessages())
{
var ioService = Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
if (!ioService.offline)
{
InitPrompts();
InitServices();
if (gPromptService)
{
var buttonPressed = gPromptService.confirmEx(window,
gOfflinePromptsBundle.getString('sendMessagesOfflineWindowTitle'),
gOfflinePromptsBundle.getString('sendMessagesLabel'),
gPromptService.BUTTON_TITLE_IS_STRING * (gPromptService.BUTTON_POS_0 +
gPromptService.BUTTON_POS_1),
gOfflinePromptsBundle.getString('sendMessagesSendButtonLabel'),
gOfflinePromptsBundle.getString('sendMessagesNoSendButtonLabel'),
null, null, {value:0});
if (buttonPressed == 0)
SendUnsentMessages();
}
}
}
}
function AddToSession()
{
try {
var mailSession = Components.classes[mailSessionContractID].getService(Components.interfaces.nsIMsgMailSession);
var nsIFolderListener = Components.interfaces.nsIFolderListener;
var notifyFlags = nsIFolderListener.intPropertyChanged | nsIFolderListener.event;
mailSession.AddFolderListener(folderListener, notifyFlags);
} catch (ex) {
dump("Error adding to session\n");
}
}
function InitPanes()
{
OnLoadFolderPane();
OnLoadThreadPane();
SetupCommandUpdateHandlers();
}
function InitializeDataSources()
{
//Setup common mailwindow stuff.
AddDataSources();
//To threadpane move context menu
SetupMoveCopyMenus('threadPaneContext-moveMenu', accountManagerDataSource, folderDataSource);
//To threadpane copy content menu
SetupMoveCopyMenus('threadPaneContext-copyMenu', accountManagerDataSource, folderDataSource);
}
function OnFolderUnreadColAttrModified(event)
{
if (event.attrName == "hidden")
{
var folderNameCell = document.getElementById("folderNameCell");
var label = {"true": "?folderTreeName", "false": "?folderTreeSimpleName"};
folderNameCell.setAttribute("label", label[event.newValue]);
}
}
function UpdateFolderColumnVisibility()
{
var folderNameCol = document.getElementById("folderNameCol");
var showColumns = pref.getBoolPref("mail.showFolderPaneColumns");
var folderUnreadCol = document.getElementById("folderUnreadCol");
var folderColumnLabel = document.getElementById("folderColumnLabel");
if (!showColumns)
{
var folderTotalCol = document.getElementById("folderTotalCol");
var folderSizeCol = document.getElementById("folderSizeCol");
folderUnreadCol.setAttribute("hidden", "true");
folderTotalCol.setAttribute("hidden", "true");
folderSizeCol.setAttribute("hidden", "true");
folderNameCol.removeAttribute("label");
}
else
{
folderNameCol.setAttribute("label", folderColumnLabel.value);
}
folderNameCol.setAttribute("hideheader", showColumns ? "false" : "true");
var folderPaneHeader = document.getElementById("folderPaneHeader");
folderPaneHeader.setAttribute("hidden", showColumns ? "true" : "false");
var folderTree = document.getElementById("folderTree");
folderTree.setAttribute("hidecolumnpicker", showColumns ? "false" : "true");
var hidden = folderUnreadCol.getAttribute("hidden");
if (hidden != "true")
{
var folderNameCell = document.getElementById("folderNameCell");
folderNameCell.setAttribute("label", "?folderTreeSimpleName");
}
}
function OnLoadFolderPane()
{
UpdateFolderColumnVisibility();
var folderUnreadCol = document.getElementById("folderUnreadCol");
folderUnreadCol.addEventListener("DOMAttrModified", OnFolderUnreadColAttrModified, false);
//Add folderDataSource and accountManagerDataSource to folderPane
accountManagerDataSource = accountManagerDataSource.QueryInterface(Components.interfaces.nsIRDFDataSource);
folderDataSource = folderDataSource.QueryInterface(Components.interfaces.nsIRDFDataSource);
var database = GetFolderDatasource();
database.AddDataSource(accountManagerDataSource);
database.AddDataSource(folderDataSource);
var folderTree = GetFolderTree();
folderTree.setAttribute("ref", "msgaccounts:/");
var folderTreeBuilder = folderTree.builder.QueryInterface(Components.interfaces.nsIXULTreeBuilder);
folderTreeBuilder.addObserver(folderObserver);
folderTree.addEventListener("click",FolderPaneOnClick,true);
folderTree.addEventListener("mousedown",TreeOnMouseDown,true);
}
// builds prior to 12-08-2001 did not have the labels column
// in the thread pane. so if a user ran an old build, and then
// upgraded, they get the new column, and this causes problems.
// We're trying to avoid a similar problem to bug #96979.
// to work around this, we hide the column once, using the
// "mailnews.ui.threadpane.version" pref.
function UpgradeThreadPaneUI()
{
var labelCol;
var threadPaneUIVersion;
try {
threadPaneUIVersion = pref.getIntPref("mailnews.ui.threadpane.version");
if (threadPaneUIVersion < 5) {
var threadTree = document.getElementById("threadTree");
var junkCol = document.getElementById("junkStatusCol");
var beforeCol;
if (threadPaneUIVersion < 4) {
if (threadPaneUIVersion < 3) {
// in thunderbird, we are inserting the junk column just before the
// date column.
var dateCol = document.getElementById("dateCol");
threadTree._reorderColumn(junkCol, dateCol, true);
// hide labels column by default
if (threadPaneUIVersion == 1) {
labelCol = document.getElementById("labelCol");
labelCol.setAttribute("hidden", "true");
}
}
var senderCol = document.getElementById("senderCol");
var recipientCol = document.getElementById("recipientCol");
threadTree._reorderColumn(recipientCol, junkCol, true);
threadTree._reorderColumn(senderCol, recipientCol, true);
} // version 4 upgrades
// version 5 adds a new column called attachments
var attachmentCol = document.getElementById("attachmentCol");
var subjectCol = document.getElementById("subjectCol");
threadTree._reorderColumn(attachmentCol, subjectCol, true);
pref.setIntPref("mailnews.ui.threadpane.version", 5);
} // version 5 upgrades
}
catch (ex) {
dump("UpgradeThreadPane: ex = " + ex + "\n");
}
}
function OnLoadThreadPane()
{
UpgradeThreadPaneUI();
}
function GetFolderDatasource()
{
var folderTree = GetFolderTree();
return folderTree.database;
}
/* Functions for accessing particular parts of the window*/
function GetFolderTree()
{
if (! gFolderTree)
gFolderTree = document.getElementById("folderTree");
return gFolderTree;
}
function GetSearchInput()
{
if (gSearchInput) return gSearchInput;
gSearchInput = document.getElementById("searchInput");
return gSearchInput;
}
function GetMessagePane()
{
if (gMessagePane) return gMessagePane;
gMessagePane = document.getElementById("messagepanebox");
return gMessagePane;
}
function GetMessagePaneFrame()
{
return window.content;
}
function FindInSidebar(currentWindow, id)
{
var item = currentWindow.document.getElementById(id);
if(item)
return item;
for(var i = 0; i < currentWindow.frames.length; i++)
{
var frameItem = FindInSidebar(currentWindow.frames[i], id);
if(frameItem)
return frameItem;
}
return null;
}
function GetThreadAndMessagePaneSplitter()
{
if(gThreadAndMessagePaneSplitter) return gThreadAndMessagePaneSplitter;
var splitter = document.getElementById('threadpane-splitter');
gThreadAndMessagePaneSplitter = splitter;
return splitter;
}
function GetUnreadCountElement()
{
if(gUnreadCount) return gUnreadCount;
var unreadCount = document.getElementById('unreadMessageCount');
gUnreadCount = unreadCount;
return unreadCount;
}
function GetTotalCountElement()
{
if(gTotalCount) return gTotalCount;
var totalCount = document.getElementById('totalMessageCount');
gTotalCount = totalCount;
return totalCount;
}
function IsMessagePaneCollapsed()
{
return GetMessagePane().collapsed;
}
function IsFolderPaneCollapsed()
{
return GetFolderTree().parentNode.collapsed;
}
function FindMessenger()
{
return messenger;
}
function ClearThreadPaneSelection()
{
try {
if (gDBView) {
var treeView = gDBView.QueryInterface(Components.interfaces.nsITreeView);
var treeSelection = treeView.selection;
if (treeSelection)
treeSelection.clearSelection();
}
}
catch (ex) {
dump("ClearThreadPaneSelection: ex = " + ex + "\n");
}
}
function ClearMessagePane()
{
if(gHaveLoadedMessage)
{
gHaveLoadedMessage = false;
gCurrentDisplayedMessage = null;
if (GetMessagePaneFrame().location != "about:blank")
GetMessagePaneFrame().location = "about:blank";
// hide the message header view AND the message pane...
HideMessageHeaderPane();
// hide the junk bar
SetUpJunkBar(null);
SetUpRemoteContentBar(null);
}
}
function GetSelectedFolderIndex()
{
var folderTree = GetFolderTree();
var startIndex = {};
var endIndex = {};
folderTree.view.selection.getRangeAt(0, startIndex, endIndex);
return startIndex.value;
}
// Function to change the highlighted row to where the mouse was clicked
// without loading the contents of the selected row.
// It will also keep the outline/dotted line in the original row.
function ChangeSelectionWithoutContentLoad(event, tree)
{
var treeBoxObj = tree.treeBoxObject;
var treeSelection = treeBoxObj.view.selection;
var row = treeBoxObj.getRowAt(event.clientX, event.clientY);
// make sure that row.value is valid so that it doesn't mess up
// the call to ensureRowIsVisible().
if((row >= 0) && !treeSelection.isSelected(row))
{
var saveCurrentIndex = treeSelection.currentIndex;
treeSelection.selectEventsSuppressed = true;
treeSelection.select(row);
treeSelection.currentIndex = saveCurrentIndex;
treeBoxObj.ensureRowIsVisible(row);
treeSelection.selectEventsSuppressed = false;
// Keep track of which row in the thread pane is currently selected.
if(tree.id == "threadTree")
gThreadPaneCurrentSelectedIndex = row;
}
event.preventBubble();
}
function TreeOnMouseDown(event)
{
// Detect right mouse click and change the highlight to the row
// where the click happened without loading the message headers in
// the Folder or Thread Pane.
if (event.button == 2)
{
gRightMouseButtonDown = true;
ChangeSelectionWithoutContentLoad(event, event.target.parentNode);
}
else
gRightMouseButtonDown = false;
}
function FolderPaneOnClick(event)
{
// we only care about button 0 (left click) events
if (event.button != 0)
return;
var folderTree = GetFolderTree();
var row = {};
var col = {};
var elt = {};
folderTree.treeBoxObject.getCellAt(event.clientX, event.clientY, row, col, elt);
if (row.value == -1) {
if (event.originalTarget.localName == "treecol")
// clicking on the name column in the folder pane should not sort
event.preventBubble();
return;
}
if (elt.value == "twisty")
{
var folderResource = GetFolderResource(folderTree, row.value);
var msgFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgFolder);
if (!(folderTree.treeBoxObject.view.isContainerOpen(row.value)))
{
var isServer = GetFolderAttribute(folderTree, folderResource, "IsServer");
if (isServer == "true")
{
var server = msgFolder.server;
server.performExpand(msgWindow);
}
else
{
var serverType = GetFolderAttribute(folderTree, folderResource, "ServerType");
if (serverType == "imap")
{
var imapFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgImapMailFolder);
imapFolder.performExpand(msgWindow);
}
}
}
}
else if ((event.originalTarget.localName == "slider") ||
(event.originalTarget.localName == "scrollbarbutton")) {
event.preventBubble();
}
else if (event.detail == 2) {
FolderPaneDoubleClick(row.value, event);
}
}
function FolderPaneDoubleClick(folderIndex, event)
{
var folderTree = GetFolderTree();
var folderResource = GetFolderResource(folderTree, folderIndex);
var msgFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgFolder);
var isServer = GetFolderAttribute(folderTree, folderResource, "IsServer");
if (isServer == "true")
{
if (!(folderTree.treeBoxObject.view.isContainerOpen(folderIndex)))
{
var server = msgFolder.server;
server.performExpand(msgWindow);
}
}
else
{
// Open a new msg window only if we are double clicking on
// folders or newsgroups.
MsgOpenNewWindowForFolder(folderResource.Value, -1 /* key */);
// double clicking should not toggle the open / close state of the
// folder. this will happen if we don't prevent the event from
// bubbling to the default handler in tree.xml
event.preventBubble();
}
}
function ChangeSelection(tree, newIndex)
{
if(newIndex >= 0)
{
tree.view.selection.select(newIndex);
tree.treeBoxObject.ensureRowIsVisible(newIndex);
}
}
function GetSelectedFolders()
{
var folderArray = [];
var k = 0;
var folderTree = GetFolderTree();
var rangeCount = folderTree.view.selection.getRangeCount();
for(var i = 0; i < rangeCount; i++)
{
var startIndex = {};
var endIndex = {};
folderTree.view.selection.getRangeAt(i, startIndex, endIndex);
for (var j = startIndex.value; j <= endIndex.value; j++)
{
var folderResource = GetFolderResource(folderTree, j);
folderArray[k++] = folderResource.Value;
}
}
return folderArray;
}
function GetSelectedMsgFolders()
{
var folderArray = [];
var k = 0;
var folderTree = GetFolderTree();
var rangeCount = folderTree.view.selection.getRangeCount();
for(var i = 0; i < rangeCount; i++)
{
var startIndex = {};
var endIndex = {};
folderTree.view.selection.getRangeAt(i, startIndex, endIndex);
for (var j = startIndex.value; j <= endIndex.value; j++)
{
var folderResource = GetFolderResource(folderTree, j);
if (folderResource.Value != "http://home.netscape.com/NC-rdf#PageTitleFakeAccount") {
var msgFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgFolder);
if(msgFolder)
folderArray[k++] = msgFolder;
}
}
}
return folderArray;
}
function GetFirstSelectedMessage()
{
try {
return gDBView.URIForFirstSelectedMessage;
}
catch (ex) {
return null;
}
}
function GetSelectedIndices(dbView)
{
try {
var indicesArray = {};
var length = {};
dbView.getIndicesForSelection(indicesArray,length);
return indicesArray.value;
}
catch (ex) {
dump("ex = " + ex + "\n");
return null;
}
}
function GetSelectedMessages()
{
try {
var messageArray = {};
var length = {};
var view = GetDBView();
view.getURIsForSelection(messageArray,length);
if (length.value)
return messageArray.value;
else
return null;
}
catch (ex) {
dump("ex = " + ex + "\n");
return null;
}
}
function GetLoadedMsgFolder()
{
if (!gDBView) return null;
return gDBView.msgFolder;
}
function GetLoadedMessage()
{
try {
return gDBView.URIForFirstSelectedMessage;
}
catch (ex) {
return null;
}
}
//Clear everything related to the current message. called after load start page.
function ClearMessageSelection()
{
ClearThreadPaneSelection();
}
function GetCompositeDataSource(command)
{
if (command == "GetNewMessages" || command == "NewFolder" || command == "MarkAllMessagesRead")
return GetFolderDatasource();
return null;
}
// Figures out how many messages are selected (hilighted - does not necessarily
// have the dotted outline) above a given index row value in the thread pane.
function NumberOfSelectedMessagesAboveCurrentIndex(index)
{
var numberOfMessages = 0;
var indicies = GetSelectedIndices(gDBView);
if (indicies && indicies.length)
{
for (var i = 0; i < indicies.length; i++)
{
if (indicies[i] < index)
++numberOfMessages;
else
break;
}
}
return numberOfMessages;
}
function SetNextMessageAfterDelete()
{
var treeSelection = GetThreadTree().view.selection;
if (treeSelection.isSelected(treeSelection.currentIndex))
gNextMessageViewIndexAfterDelete = gDBView.msgToSelectAfterDelete;
else if(gDBView.removeRowOnMoveOrDelete)
{
// Only set gThreadPaneDeleteOrMoveOccurred to true if the message was
// truly moved to the trash or deleted, as opposed to an IMAP delete
// (where it is only "marked as deleted". This will prevent bug 142065.
//
// If it's an IMAP delete, then just set gNextMessageViewIndexAfterDelete
// to treeSelection.currentIndex (where the outline is at) because nothing
// was moved or deleted from the folder.
gThreadPaneDeleteOrMoveOccurred = true;
gNextMessageViewIndexAfterDelete = treeSelection.currentIndex - NumberOfSelectedMessagesAboveCurrentIndex(treeSelection.currentIndex);
}
else
gNextMessageViewIndexAfterDelete = treeSelection.currentIndex;
}
function EnsureFolderIndex(builder, msgFolder)
{
// try to get the index of the folder in the tree
var index = builder.getIndexOfResource(msgFolder);
if (index == -1) {
// if we couldn't find the folder, open the parent
builder.toggleOpenState(EnsureFolderIndex(builder, msgFolder.parent));
index = builder.getIndexOfResource(msgFolder);
}
return index;
}
function SelectFolder(folderUri)
{
var folderTree = GetFolderTree();
var folderResource = RDF.GetResource(folderUri);
var msgFolder = folderResource.QueryInterface(Components.interfaces.nsIMsgFolder);
// before we can select a folder, we need to make sure it is "visible"
// in the tree. to do that, we need to ensure that all its
// ancestors are expanded
var folderIndex = EnsureFolderIndex(folderTree.builderView, msgFolder);
ChangeSelection(folderTree, folderIndex);
}
function SelectMessage(messageUri)
{
var msgHdr = messenger.messageServiceFromURI(messageUri).messageURIToMsgHdr(messageUri);
if (msgHdr)
gDBView.selectMsgByKey(msgHdr.messageKey);
}
function ReloadWithAllParts()
{
gDBView.reloadMessageWithAllParts();
}
function ReloadMessage()
{
gDBView.reloadMessage();
}
function GetDBView()
{
return gDBView;
}
function GetFolderResource(tree, index)
{
return tree.builderView.getResourceAtIndex(index);
}
function GetFolderIndex(tree, resource)
{
return tree.builderView.getIndexOfResource(resource);
}
function GetFolderAttribute(tree, source, attribute)
{
var property = RDF.GetResource("http://home.netscape.com/NC-rdf#" + attribute);
var target = tree.database.GetTarget(source, property, true);
if (target)
target = target.QueryInterface(Components.interfaces.nsIRDFLiteral).Value;
return target;
}