gecko-dev/editor/ui/composer/content/editor.js

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/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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 the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sammy Ford (sford@swbell.net)
* Dan Haddix (dan6992@hotmail.com)
* John Ratke (jratke@owc.net)
* Ryan Cassin (rcassin@supernova.org)
* Daniel Glazman (glazman@netscape.com)
*
* 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
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the NPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* Main Composer window UI control */
var gEditor;
var editorShell; // XXX THIS NEEDS TO DIE
var documentModified;
var prefAuthorString = "";
var NormalMode = 1;
var PreviewMode = 2;
// These must match enums in nsIEditorShell.idl:
var DisplayModePreview = 0;
var DisplayModeNormal = 1;
var DisplayModeAllTags = 2;
var DisplayModeSource = 3;
var PreviousNonSourceDisplayMode = 1;
var gEditorDisplayMode = 1; // Normal Editor mode
var WebCompose = false; // Set true for Web Composer, leave false for Messenger Composer
var docWasModified = false; // Check if clean document, if clean then unload when user "Opens"
var gContentWindow = 0;
var gSourceContentWindow = 0;
var gHTMLSourceChanged = false;
var gContentWindowDeck;
var gFormatToolbar;
var gFormatToolbarHidden = false;
var gFormatToolbarCollapsed;
var gEditModeBar;
var gNormalModeButton;
var gTagModeButton;
var gSourceModeButton;
var gPreviewModeButton;
var gIsHTMLEditor = false;
var gColorObj = new Object();
var gDefaultTextColor = "";
var gDefaultBackgroundColor = "";
var gCSSPrefListener;
var gPrefs;
// These must be kept in synch with the XUL <options> lists
var gFontSizeNames = new Array("xx-small","x-small","small","medium","large","x-large","xx-large");
const nsIFilePicker = Components.interfaces.nsIFilePicker;
function nsButtonPrefListener()
{
try {
var pbi = pref.QueryInterface(Components.interfaces.nsIPrefBranchInternal);
pbi.addObserver(this.domain, this, false);
} catch(ex) {
dump("Failed to observe prefs: " + ex + "\n");
}
}
// implements nsIObserver
nsButtonPrefListener.prototype =
{
domain: "editor.use_css",
observe: function(subject, topic, prefName)
{
// verify that we're changing a button pref
if (topic != "nsPref:changed") return;
if (prefName.substr(0, this.domain.length) != this.domain) return;
var button = document.getElementById("cmd_highlight");
var mixedObj = new Object();
if (button) {
var prefs = GetPrefs();
var useCSS = prefs.getBoolPref(prefName);
if (useCSS && gEditor && gIsHTMLEditor) {
button.removeAttribute("disabled");
var state = gEditor.getHighlightColorState(mixedObj);
button.setAttribute("state", state);
}
else {
button.setAttribute("disabled", "true");
button.setAttribute("state", "transparent");
}
if (gEditor && gIsHTMLEditor)
gEditor.isCSSEnabled = useCSS;
}
}
}
function AfterHighlightColorChange()
{
if (!gIsHTMLEditor) return;
var button = document.getElementById("cmd_highlight");
if (button) {
var mixedObj = new Object();
var state = gEditor.getHighlightColorState(mixedObj);
button.setAttribute("state", state);
onHighlightColorChange();
}
}
function EditorOnLoad()
{
// See if argument was passed.
if ( window.arguments && window.arguments[0] ) {
// Opened via window.openDialog with URL as argument.
// Put argument where EditorStartup expects it.
document.getElementById( "args" ).setAttribute( "value", window.arguments[0] );
}
// get default character set if provided
if ("arguments" in window && window.arguments.length > 1 && window.arguments[1]) {
if (window.arguments[1].indexOf("charset=") != -1) {
var arrayArgComponents = window.arguments[1].split("=");
if (arrayArgComponents) {
// Put argument where EditorStartup expects it.
document.getElementById( "args" ).setAttribute("charset", arrayArgComponents[1]);
}
}
}
WebCompose = true;
2000-06-15 05:31:32 +00:00
window.tryToClose = EditorCanClose;
// Continue with normal startup.
EditorStartup('html', document.getElementById("content-frame"));
}
function TextEditorOnLoad()
{
// See if argument was passed.
if ( window.arguments && window.arguments[0] ) {
// Opened via window.openDialog with URL as argument.
// Put argument where EditorStartup expects it.
document.getElementById( "args" ).setAttribute( "value", window.arguments[0] );
}
// Continue with normal startup.
EditorStartup('text', document.getElementById("content-frame"));
}
// This should be called by all editor users when they close their window
// or other similar "done with editor" actions, like recycling a Mail Composer window.
function EditorCleanup()
{
SwitchInsertCharToAnotherEditorOrClose();
}
function PageIsEmptyAndUntouched()
{
return (gEditor != null) && gEditor.documentIsEmpty &&
!docWasModified && !gHTMLSourceChanged;
}
function IsInHTMLSourceMode()
{
return (gEditorDisplayMode == DisplayModeSource);
}
// are we editing HTML (i.e. neither in HTML source mode, nor editing a text file)
function IsEditingRenderedHTML()
{
return gIsHTMLEditor && !IsInHTMLSourceMode();
}
var DocumentReloadListener =
{
NotifyDocumentCreated: function() {},
NotifyDocumentWillBeDestroyed: function() {},
NotifyDocumentStateChanged:function( isNowDirty )
{
var charset = gEditor.documentCharacterSet;
// unregister the listener to prevent multiple callbacks
editorShell.UnregisterDocumentStateListener( DocumentReloadListener );
// update the META charset with the current presentation charset
gEditor.documentCharacterSet = charset;
}
};
function addEditorClickEventListener()
{
try {
var bodyelement = GetBodyElement();
if (bodyelement)
bodyelement.addEventListener("click", EditorClick, false);
} catch (e) {}
}
var MessageComposeDocumentStateListener =
{
NotifyDocumentCreated: function()
{
gEditor = editorShell.editor;
// do all of our QI'ing here so we don't need to do it elsewhere
DoAllQueryInterfaceOnEditor();
addEditorClickEventListener();
},
NotifyDocumentWillBeDestroyed: function()
{
// note that the editorshell seems to be gone at this point
// so we don't have a way to remove the click listener.
// hopefully it is being cleaned up with all listeners
},
NotifyDocumentStateChanged:function()
{
}
};
function isPlaintextEditor()
{
var editorflags;
try {
editorflags = gEditor.flags;
} catch(e) {}
return (editorflags & Components.interfaces.nsIPlaintextEditor.eEditorPlaintextMask);
}
function DoAllQueryInterfaceOnEditor()
{
// do QI here so the interfaces will be accessible on gEditor
try {
gEditor.QueryInterface(Components.interfaces.nsIHTMLEditor);
} catch(e) {}
try {
gEditor.QueryInterface(Components.interfaces.nsIPlaintextEditor);
} catch(e) {}
try {
gEditor.QueryInterface(Components.interfaces.nsITableEditor);
} catch(e) {}
}
// This is called when the real editor document is created,
// before it's loaded.
var DocumentStateListener =
{
NotifyDocumentCreated: function()
{
gEditor = editorShell.editor;
// do all of our QI'ing here so we don't need to do it elsewhere
DoAllQueryInterfaceOnEditor();
// Call EditorSetDefaultPrefsAndDoctype first so it gets the default author before initing toolbars
EditorSetDefaultPrefsAndDoctype();
EditorInitToolbars();
BuildRecentMenu(true); // Build the recent files menu and save to prefs
// Just for convenience
gContentWindow = window._content;
gContentWindow.focus();
// udpate menu items now that we have an editor to play with
// Note: This must be AFTER gContentWindow.focus();
window.updateCommands("create");
if (!("InsertCharWindow" in window))
window.InsertCharWindow = null;
// We must wait until document is created to get proper Url
// (Windows may load with local file paths)
SetSaveAndPublishUI(GetDocumentUrl());
// Add mouse click watcher if right type of editor
if (!isPlaintextEditor())
addEditorClickEventListener();
},
// note that the editorshell seems to be gone at this point
// so we don't have a way to remove the click listener.
// hopefully it is being cleaned up with all listeners
NotifyDocumentWillBeDestroyed: function() {},
NotifyDocumentStateChanged:function( isNowDirty )
{
/* Notify our dirty detector so this window won't be closed if
another document is opened */
if (isNowDirty)
docWasModified = true;
// hack! Should not need this updateCommands, but there is some controller
// bug that this works around. ??
// comment out the following line because it cause 41573 IME problem on Mac
//gContentWindow.focus();
window.updateCommands("create");
window.updateCommands("save");
}
};
function EditorStartup(editorType, editorElement)
{
gIsHTMLEditor = (editorType == "html");
if (gIsHTMLEditor)
{
gSourceContentWindow = document.getElementById("content-source");
gEditModeBar = document.getElementById("EditModeToolbar");
gNormalModeButton = document.getElementById("NormalModeButton");
gTagModeButton = document.getElementById("TagModeButton");
gSourceModeButton = document.getElementById("SourceModeButton");
gPreviewModeButton = document.getElementById("PreviewModeButton");
// mark first tab as selected
document.getElementById("EditModeTabs").selectedTab = gNormalModeButton;
// XUL elements we use when switching from normal editor to edit source
gContentWindowDeck = document.getElementById("ContentWindowDeck");
gFormatToolbar = document.getElementById("FormatToolbar");
}
// store the editor shell in the window, so that child windows can get to it.
editorShell = editorElement.editorShell; // this pattern exposes a JS/XBL bug that causes leaks
editorShell.editorType = editorType;
editorShell.webShellWindow = window;
editorShell.contentWindow = window._content;
// add a listener to be called when document is really done loading.
// We don't have an editor yet, so we can't call
// gEditor.AddDocumentStateListener. Where can we hang it?
editorShell.RegisterDocumentStateListener( DocumentStateListener );
// set up our global prefs object
GetPrefsService();
// Startup also used by other editor users, such as Message Composer
EditorSharedStartup();
// Commands specific to the Composer Application window,
// (i.e., not embedded editors)
// such as file-related commands, HTML Source editing, Edit Modes...
SetupComposerWindowCommands();
gCSSPrefListener = new nsButtonPrefListener();
// Get url for editor content and load it.
// the editor gets instantiated by the editor shell when the URL has finished loading.
var url = document.getElementById("args").getAttribute("value");
var charset = document.getElementById("args").getAttribute("charset");
// XXX We can't call gEditor.documentCharacterSet = charset
// XXX because gEditor isn't set until after the document loads.
if (charset) editorShell.SetDocumentCharacterSet(charset);
// We need the docshell to do a loadurl!
// editorshell gets it from the window in PrepareDocumentForEditing.
editorShell.LoadUrl(url);
}
// This is also called by Message Composer
function EditorSharedStartup()
{
// Just for convenience
gContentWindow = window._content;
// set up JS-implemented commands for Text or HTML editing
switch (editorShell.editorType)
{
case "html":
case "htmlmail":
gIsHTMLEditor = true;
SetupHTMLEditorCommands();
editorShell.contentsMIMEType = "text/html";
if (editorShell.editorType == "htmlmail")
editorShell.RegisterDocumentStateListener( MessageComposeDocumentStateListener );
else
// add a listener to be called when document is really done loading
editorShell.RegisterDocumentStateListener( DocumentStateListener );
break;
case "text":
// add listener when document is done loading (for toolbar setup)
editorShell.RegisterDocumentStateListener( DocumentStateListener );
// continue below
case "textmail":
SetupTextEditorCommands();
editorShell.contentsMIMEType = "text/plain";
break;
default:
dump("INVALID EDITOR TYPE: " + editorShell.editorType + "\n");
SetupTextEditorCommands();
editorShell.contentsMIMEType = "text/plain";
break;
}
var isMac = (GetOS() == gMac);
// Set platform-specific hints for how to select cells
// Mac uses "Cmd", all others use "Ctrl"
var tableKey = GetString(isMac ? "XulKeyMac" : "TableSelectKey");
var dragStr = tableKey+GetString("Drag");
var clickStr = tableKey+GetString("Click");
var delStr = GetString(isMac ? "Clear" : "Del");
SafeSetAttribute("menu_SelectCell", "acceltext", clickStr);
SafeSetAttribute("menu_SelectRow", "acceltext", dragStr);
SafeSetAttribute("menu_SelectColumn", "acceltext", dragStr);
SafeSetAttribute("menu_SelectAllCells", "acceltext", dragStr);
// And add "Del" or "Clear"
SafeSetAttribute("menu_DeleteCellContents", "acceltext", delStr);
// Set text for indent, outdent keybinding
// hide UI that we don't have components for
RemoveInapplicableUIElements();
gPrefs = GetPrefs();
// Use browser colors as initial values for editor's default colors
var BrowserColors = GetDefaultBrowserColors();
if (BrowserColors)
{
gDefaultTextColor = BrowserColors.TextColor;
gDefaultBackgroundColor = BrowserColors.BackgroundColor;
}
// For new window, no default last-picked colors
gColorObj.LastTextColor = "";
gColorObj.LastBackgroundColor = "";
gColorObj.LastHighlightColor = "";
}
// This method is only called by Message composer when recycling a compose window
function EditorResetFontAndColorAttributes()
{
document.getElementById("cmd_fontFace").setAttribute("state", "");
EditorRemoveTextProperty("font", "color");
EditorRemoveTextProperty("font", "bgcolor");
EditorRemoveTextProperty("font", "size");
EditorRemoveTextProperty("small", "");
EditorRemoveTextProperty("big", "");
var bodyelement = GetBodyElement();
if (bodyelement)
{
bodyelement.removeAttribute("text");
bodyelement.removeAttribute("bgcolor");
bodyelement.removeAttribute("link");
bodyelement.removeAttribute("alink");
bodyelement.removeAttribute("vlink");
bodyelement.removeAttribute("background");
}
gColorObj.LastTextColor = "";
gColorObj.LastBackgroundColor = "";
gColorObj.LastHighlightColor = "";
document.getElementById("cmd_fontColor").setAttribute("state", "");
document.getElementById("cmd_backgroundColor").setAttribute("state", "");
UpdateDefaultColors();
}
function _EditorNotImplemented()
{
dump("Function not implemented\n");
}
function EditorShutdown()
{
// nothing to do. Shutdown is called by the nsEditorBoxObject
}
function SafeSetAttribute(nodeID, attributeName, attributeValue)
{
var theNode = document.getElementById(nodeID);
if (theNode)
theNode.setAttribute(attributeName, attributeValue);
}
function DocumentHasBeenSaved()
{
var fileurl = "";
try {
fileurl = GetDocumentUrl();
} catch (e) {
return false;
}
if (!fileurl || IsUrlAboutBlank(fileurl))
return false;
// We have a file URL already
return true;
}
function CheckAndSaveDocument(command, allowDontSave)
{
var document;
try {
// if we don't have an editor or an document, bail
if (!gEditor)
return true;
document = gEditor.document;
if (!document)
return true;
} catch (e) { return true; }
if (!gEditor.documentModified && !gHTMLSourceChanged)
return true;
// call window.focus, since we need to pop up a dialog
// and therefore need to be visible (to prevent user confusion)
window.focus();
var scheme = GetScheme(GetDocumentUrl());
var doPublish = (scheme && scheme != "file");
var strID;
switch (command)
{
case "cmd_close":
strID = "BeforeClosing";
break;
case "cmd_preview":
strID = "BeforePreview";
break;
case "cmd_editSendPage":
strID = "SendPageReason";
break;
case "cmd_validate":
strID = "BeforeValidate";
break;
}
var reasonToSave = strID ? GetString(strID) : "";
var title = document.title;
if (!title)
title = GetString("untitled");
var dialogTitle = GetString(doPublish ? "PublishPage" : "SaveDocument");
var dialogMsg = GetString("SaveFilePrompt");
dialogMsg = (dialogMsg.replace(/%title%/,title)).replace(/%reason%/,reasonToSave);
var promptService = GetPromptService();
if (!promptService)
return false;
var result = {value:0};
var promptFlags = promptService.BUTTON_TITLE_CANCEL * promptService.BUTTON_POS_1;
var button1Title = null;
var button3Title = null;
if (doPublish)
{
promptFlags += promptService.BUTTON_TITLE_IS_STRING * promptService.BUTTON_POS_0;
button1Title = GetString("Publish");
button3Title = GetString("DontPublish");
}
else
{
promptFlags += promptService.BUTTON_TITLE_SAVE * promptService.BUTTON_POS_0;
}
// If allowing "Don't..." button, add that
if (allowDontSave)
promptFlags += doPublish ?
(promptService.BUTTON_TITLE_IS_STRING * promptService.BUTTON_POS_2)
: (promptService.BUTTON_TITLE_DONT_SAVE * promptService.BUTTON_POS_2);
result = promptService.confirmEx(window, dialogTitle, dialogMsg, promptFlags,
button1Title, null, button3Title, null, {value:0});
if (result == 0)
{
// Save, but first finish HTML source mode
if (gHTMLSourceChanged) {
try {
FinishHTMLSource();
} catch (e) { return false;}
}
if (doPublish)
{
// We save the command the user wanted to do in a global
// and return as if user canceled because publishing is asynchronous
// This command will be fired when publishing finishes
gCommandAfterPublishing = command;
goDoCommand("cmd_publish");
return false;
}
// Save to local disk
var contentsMIMEType;
if (gIsHTMLEditor)
contentsMIMEType = "text/html";
else
contentsMIMEType = "text/plain";
var success = SaveDocument(false, false, contentsMIMEType);
return success;
}
if (result == 2) // "Don't Save"
return true;
// Default or result == 1 (Cancel)
return false;
}
// --------------------------- File menu ---------------------------
// used by openLocation. see openLocation.js for additional notes.
function delayedOpenWindow(chrome, flags, url)
{
dump("setting timeout\n");
setTimeout("window.openDialog('"+chrome+"','_blank','"+flags+"','"+url+"')", 10);
}
function EditorNewPlaintext()
{
window.openDialog( "chrome://editor/content/TextEditorAppShell.xul",
"_blank",
"chrome,dialog=no,all",
"about:blank");
}
// Check for changes to document and allow saving before closing
// This is hooked up to the OS's window close widget (e.g., "X" for Windows)
function EditorCanClose()
{
// Returns FALSE only if user cancels save action
// "true" means allow "Don't Save" button
var canClose = CheckAndSaveDocument("cmd_close", true);
// This is our only hook into closing via the "X" in the caption
// or "Quit" (or other paths?)
// so we must shift association to another
// editor or close any non-modal windows now
if (canClose && "InsertCharWindow" in window && window.InsertCharWindow)
SwitchInsertCharToAnotherEditorOrClose();
return canClose;
}
// --------------------------- View menu ---------------------------
function EditorSetDocumentCharacterSet(aCharset)
{
if (gEditor)
{
gEditor.documentCharacterSet = aCharset;
var docUrl = GetDocumentUrl();
if( !IsUrlAboutBlank(docUrl))
{
// reloading the document will reverse any changes to the META charset,
// we need to put them back in, which is achieved by a dedicated listener
gEditor.AddDocumentStateListener( DocumentReloadListener );
editorShell.LoadUrl(docUrl);
}
}
}
// ------------------------------------------------------------------
function updateCharsetPopupMenu(menuPopup)
{
if (gEditor.documentModified && !gEditor.documentIsEmpty)
{
for (var i = 0; i < menuPopup.childNodes.length; i++)
{
var menuItem = menuPopup.childNodes[i];
menuItem.setAttribute('disabled', 'true');
}
}
}
// --------------------------- Text style ---------------------------
var gAtomService;
function GetAtomService()
{
gAtomService = Components.classes["@mozilla.org/atom-service;1"].getService(Components.interfaces.nsIAtomService);
}
function EditorGetTextProperty(property, attribute, value, firstHas, anyHas, allHas)
{
if (!gIsHTMLEditor) return;
try {
if (!gAtomService) GetAtomService();
var propAtom = gAtomService.getAtom(property);
gEditor.getInlineProperty(propAtom, attribute, value,
firstHas, anyHas, allHas);
}
catch(e) {}
}
function EditorSetTextProperty(property, attribute, value)
{
if (!gIsHTMLEditor) return;
try {
if (!gAtomService) GetAtomService();
var propAtom = gAtomService.getAtom(property);
gEditor.setInlineProperty(propAtom, attribute, value);
gContentWindow.focus();
}
catch(e) {}
}
function EditorRemoveTextProperty(property, attribute)
{
if (!gIsHTMLEditor) return;
try {
if (!gAtomService) GetAtomService();
var propAtom = gAtomService.getAtom(property);
gEditor.removeInlineProperty(propAtom, attribute);
gContentWindow.focus();
}
catch(e) {}
}
function onParagraphFormatChange(paraMenuList, commandID)
{
if (!paraMenuList)
return;
var commandNode = document.getElementById(commandID);
var state = commandNode.getAttribute("state");
// force match with "normal"
if (state == "body")
state = "";
if (state == "mixed")
{
//Selection is the "mixed" ( > 1 style) state
paraMenuList.selectedItem = null;
paraMenuList.setAttribute("label",GetString('Mixed'));
}
else
{
var menuPopup = document.getElementById("ParagraphPopup");
var menuItems = menuPopup.childNodes;
for (var i=0; i < menuItems.length; i++)
{
var menuItem = menuItems.item(i);
if ("value" in menuItem && menuItem.value == state)
{
paraMenuList.selectedItem = menuItem;
break;
}
}
}
}
function doStatefulCommand(commandID, newState)
{
var commandNode = document.getElementById(commandID);
if (commandNode)
commandNode.setAttribute("state", newState);
gContentWindow.focus(); // needed for command dispatch to work
goDoCommand(commandID);
}
function onFontFaceChange(fontFaceMenuList, commandID)
{
var commandNode = document.getElementById(commandID);
var state = commandNode.getAttribute("state");
if (state == "mixed")
{
//Selection is the "mixed" ( > 1 style) state
fontFaceMenuList.selectedItem = null;
fontFaceMenuList.setAttribute("label",GetString('Mixed'));
}
else
{
var menuPopup = document.getElementById("FontFacePopup");
var menuItems = menuPopup.childNodes;
for (var i=0; i < menuItems.length; i++)
{
var menuItem = menuItems.item(i);
if (menuItem.getAttribute("label") && ("value" in menuItem && menuItem.value.toLowerCase() == state.toLowerCase()))
{
fontFaceMenuList.selectedItem = menuItem;
break;
}
}
}
}
function EditorSelectFontSize()
{
var select = document.getElementById("FontSizeSelect");
if (select)
{
if (select.selectedIndex == -1)
return;
EditorSetFontSize(gFontSizeNames[select.selectedIndex]);
}
}
function onFontSizeChange(fontSizeMenulist, commandID)
{
// If we don't match anything, set to "0 (normal)"
var newIndex = 2;
var size = fontSizeMenulist.getAttribute("size");
if ( size == "mixed")
{
// No single type selected
newIndex = -1;
}
else
{
for (var i = 0; i < gFontSizeNames.length; i++)
{
if( gFontSizeNames[i] == size )
{
newIndex = i;
break;
}
}
}
if (fontSizeMenulist.selectedIndex != newIndex)
fontSizeMenulist.selectedIndex = newIndex;
}
function EditorSetFontSize(size)
{
if( size == "0" || size == "normal" ||
size == "medium" )
{
EditorRemoveTextProperty("font", "size");
// Also remove big and small,
// else it will seem like size isn't changing correctly
EditorRemoveTextProperty("small", "");
EditorRemoveTextProperty("big", "");
} else {
// Temp: convert from new CSS size strings to old HTML size strings
switch (size)
{
case "xx-small":
case "x-small":
size = "-2";
break;
case "small":
size = "-1";
break;
case "large":
size = "+1";
break;
case "x-large":
size = "+2";
break;
case "xx-large":
size = "+3";
break;
}
EditorSetTextProperty("font", "size", size);
}
gContentWindow.focus();
}
function initFontFaceMenu(menuPopup)
{
if (menuPopup)
{
var children = menuPopup.childNodes;
if (!children) return;
var firstHas = new Object();
var anyHas = new Object();
var allHas = new Object();
allHas.value = false;
// we need to set or clear the checkmark for each menu item since the selection
// may be in a new location from where it was when the menu was previously opened
// Fixed width (second menu item) is special case: old TT ("teletype") attribute
EditorGetTextProperty("tt", "", "", firstHas, anyHas, allHas);
children[1].setAttribute("checked", allHas.value);
var fontWasFound = anyHas.value;
// Skip over default, TT, and separator
for (var i = 3; i < children.length; i++)
{
var menuItem = children[i];
var faceType = menuItem.getAttribute("value");
if (faceType)
{
EditorGetTextProperty("font", "face", faceType, firstHas, anyHas, allHas);
// Check the item only if all of selection has the face...
menuItem.setAttribute("checked", allHas.value);
// ...but remember if ANY part of the selection has it
fontWasFound |= anyHas.value;
}
}
// Check the default item if no other item was checked
// note that no item is checked in the case of "mixed" selection
children[0].setAttribute("checked", !fontWasFound);
}
}
function initFontSizeMenu(menuPopup)
{
if (menuPopup)
{
var children = menuPopup.childNodes;
if (!children) return;
var firstHas = new Object();
var anyHas = new Object();
var allHas = new Object();
allHas.value = false;
var sizeWasFound = false;
// we need to set or clear the checkmark for each menu item since the selection
// may be in a new location from where it was when the menu was previously opened
// First 2 items add <small> and <big> tags
// While it would be better to show the number of levels,
// at least this tells user if either of them are set
var menuItem = children[0];
if (menuItem)
{
EditorGetTextProperty("small", "", "", firstHas, anyHas, allHas);
menuItem.setAttribute("checked", allHas.value);
sizeWasFound = anyHas.value;
}
menuItem = children[1];
if (menuItem)
{
EditorGetTextProperty("big", "", "", firstHas, anyHas, allHas);
menuItem.setAttribute("checked", allHas.value);
sizeWasFound |= anyHas.value;
}
// Fixed size items start after menu separator
var menuIndex = 3;
// Index of the medium (default) item
var mediumIndex = 5;
// Scan through all supported "font size" attribute values
for (var i = -2; i <= 3; i++)
{
menuItem = children[menuIndex];
// Skip over medium since it'll be set below.
// If font size=0 is actually set, we'll toggle it off below if
// we enter this loop in this case.
if (menuItem && (i != 0))
{
var sizeString = (i <= 0) ? String(i) : ("+" + String(i));
EditorGetTextProperty("font", "size", sizeString, firstHas, anyHas, allHas);
// Check the item only if all of selection has the size...
menuItem.setAttribute("checked", allHas.value);
// ...but remember if ANY of of selection had size set
sizeWasFound |= anyHas.value;
}
menuIndex++;
}
// if no size was found, then check default (medium)
// note that no item is checked in the case of "mixed" selection
children[mediumIndex].setAttribute("checked", !sizeWasFound);
}
}
function onHighlightColorChange()
{
var commandNode = document.getElementById("cmd_highlight");
if (commandNode)
{
var color = commandNode.getAttribute("state");
var button = document.getElementById("HighlightColorButton");
if (button)
{
// No color set - get color set on page or other defaults
if (!color)
color = "transparent" ;
button.setAttribute("style", "background-color:"+color+" !important");
}
}
}
function onFontColorChange()
{
var commandNode = document.getElementById("cmd_fontColor");
if (commandNode)
{
var color = commandNode.getAttribute("state");
var button = document.getElementById("TextColorButton");
if (button)
{
// No color set - get color set on page or other defaults
if (!color)
color = gDefaultTextColor;
button.setAttribute("style", "background-color:"+color);
}
}
}
function onBackgroundColorChange()
{
var commandNode = document.getElementById("cmd_backgroundColor");
if (commandNode)
{
var color = commandNode.getAttribute("state");
var button = document.getElementById("BackgroundColorButton");
if (button)
{
if (!color)
color = gDefaultBackgroundColor;
button.setAttribute("style", "background-color:"+color);
}
}
}
// Call this when user changes text and/or background colors of the page
function UpdateDefaultColors()
{
var BrowserColors = GetDefaultBrowserColors();
var bodyelement = GetBodyElement();
var defTextColor = gDefaultTextColor;
var defBackColor = gDefaultBackgroundColor;
if (bodyelement)
{
var color = bodyelement.getAttribute("text");
if (color)
gDefaultTextColor = color;
else if (BrowserColors)
gDefaultTextColor = BrowserColors.TextColor;
color = bodyelement.getAttribute("bgcolor");
if (color)
gDefaultBackgroundColor = color;
else if (BrowserColors)
gDefaultBackgroundColor = BrowserColors.BackgroundColor;
}
// Trigger update on toolbar
if (defTextColor != gDefaultTextColor)
{
goUpdateCommand("cmd_fontColor");
onFontColorChange();
}
if (defBackColor != gDefaultBackgroundColor)
{
goUpdateCommand("cmd_backgroundColor");
onBackgroundColorChange();
}
}
function GetBackgroundElementWithColor()
{
gColorObj.Type = "";
gColorObj.PageColor = "";
gColorObj.TableColor = "";
gColorObj.CellColor = "";
gColorObj.BackgroundColor = "";
var tagNameObj = new Object();
var numSelected;
var element;
try {
var elt = new Object();
numSelected = gEditor.getSelectedOrParentTableElement(elt, tagNameObj);
element = elt.value;
}
catch(e) {}
if (element && tagNameObj && tagNameObj.value)
{
gColorObj.BackgroundColor = GetHTMLOrCSSStyleValue(element, "bgcolor", "background-color");
gColorObj.BackgroundColor = ConvertRGBColorIntoHEXColor(gColorObj.BackgroundColor);
if (tagNameObj.value.toLowerCase() == "td")
{
gColorObj.Type = "Cell";
gColorObj.CellColor = gColorObj.BackgroundColor;
// Get any color that might be on parent table
var table = GetParentTable(element);
gColorObj.TableColor = GetHTMLOrCSSStyleValue(table, "bgcolor", "background-color");
gColorObj.TableColor = ConvertRGBColorIntoHEXColor(gColorObj.TableColor);
}
else
{
gColorObj.Type = "Table";
gColorObj.TableColor = gColorObj.BackgroundColor;
}
}
else
{
var prefs = GetPrefs();
var IsCSSPrefChecked = prefs.getBoolPref("editor.use_css");
if (IsCSSPrefChecked && gIsHTMLEditor)
{
var selection = gEditor.selection;
if (selection)
{
element = selection.focusNode;
while (!gEditor.nodeIsBlock(element))
element = element.parentNode;
}
else
{
element = GetBodyElement();
}
}
else
{
element = GetBodyElement();
}
if (element)
{
gColorObj.Type = "Page";
gColorObj.BackgroundColor = GetHTMLOrCSSStyleValue(element, "bgcolor", "background-color");
if (gColorObj.BackgroundColor == "")
{
gColorObj.BackgroundColor = "transparent";
}
else
{
gColorObj.BackgroundColor = ConvertRGBColorIntoHEXColor(gColorObj.BackgroundColor);
}
gColorObj.PageColor = gColorObj.BackgroundColor;
}
}
return element;
}
function SetSmiley(smileyText)
{
try {
gEditor.InsertText(smileyText);
gContentWindow.focus();
}
catch(e) {}
}
function EditorSelectColor(colorType, mouseEvent)
{
if (!gColorObj)
return;
// Shift + mouse click automatically applies last color, if available
var useLastColor = mouseEvent ? ( mouseEvent.button == 0 && mouseEvent.shiftKey ) : false;
var element;
var table;
var currentColor = "";
var commandNode;
if (!colorType)
colorType = "";
if (colorType == "Text")
{
gColorObj.Type = colorType;
// Get color from command node state
commandNode = document.getElementById("cmd_fontColor");
currentColor = commandNode.getAttribute("state");
gColorObj.TextColor = currentColor;
if (useLastColor && gColorObj.LastTextColor )
gColorObj.TextColor = gColorObj.LastTextColor;
else
useLastColor = false;
}
else if (colorType == "Highlight")
{
gColorObj.Type = colorType;
// Get color from command node state
commandNode = document.getElementById("cmd_highlight");
currentColor = commandNode.getAttribute("state");
gColorObj.HighlightColor = currentColor;
if (useLastColor && gColorObj.LastHighlightColor )
gColorObj.HighlightColor = gColorObj.LastHighlightColor;
else
useLastColor = false;
}
else
{
element = GetBackgroundElementWithColor();
if (!element)
return;
// Get the table if we found a cell
if (gColorObj.Type == "Table")
table = element;
else if (gColorObj.Type == "Cell")
table = GetParentTable(element);
// Save to avoid resetting if not necessary
currentColor = gColorObj.BackgroundColor;
if (colorType == "TableOrCell" || colorType == "Cell")
{
if (gColorObj.Type == "Cell")
gColorObj.Type = colorType;
else if (gColorObj.Type != "Table")
return;
}
else if (colorType == "Table" && gColorObj.Type == "Page")
return;
if (colorType == "" && gColorObj.Type == "Cell")
{
// Using empty string for requested type means
// we can let user select cell or table
gColorObj.Type = "TableOrCell";
}
if (useLastColor && gColorObj.LastBackgroundColor )
gColorObj.BackgroundColor = gColorObj.LastBackgroundColor;
else
useLastColor = false;
}
// Save the type we are really requesting
colorType = gColorObj.Type;
if (!useLastColor)
{
// Avoid the JS warning
gColorObj.NoDefault = false;
// Launch the ColorPicker dialog
// TODO: Figure out how to position this under the color buttons on the toolbar
window.openDialog("chrome://editor/content/EdColorPicker.xul", "_blank", "chrome,close,titlebar,modal", "", gColorObj);
// User canceled the dialog
if (gColorObj.Cancel)
return;
}
if (gColorObj.Type == "Text")
{
if (currentColor != gColorObj.TextColor)
{
if (gColorObj.TextColor)
EditorSetTextProperty("font", "color", gColorObj.TextColor);
else
EditorRemoveTextProperty("font", "color");
}
// Update the command state (this will trigger color button update)
goUpdateCommand("cmd_fontColor");
}
else if (gColorObj.Type == "Highlight")
{
if (currentColor != gColorObj.HighlightColor)
{
if (gColorObj.HighlightColor)
EditorSetTextProperty("font", "bgcolor", gColorObj.HighlightColor);
else
EditorRemoveTextProperty("font", "bgcolor");
}
// Update the command state (this will trigger color button update)
goUpdateCommand("cmd_highlight");
}
else if (element)
{
if (gColorObj.Type == "Table")
{
// Set background on a table
// Note that we shouldn't trust "currentColor" because of "TableOrCell" behavior
if (table)
{
var bgcolor = table.getAttribute("bgcolor");
if (bgcolor != gColorObj.BackgroundColor)
{
if (gColorObj.BackgroundColor)
gEditor.setAttributeOrEquivalent(table, "bgcolor", gColorObj.BackgroundColor);
else
gEditor.removeAttributeOrEquivalent(table, "bgcolor");
}
}
}
else if (currentColor != gColorObj.BackgroundColor && gIsHTMLEditor)
{
gEditor.beginTransaction();
try
{
gEditor.setBackgroundColor(gColorObj.BackgroundColor);
if (gColorObj.Type == "Page" && gColorObj.BackgroundColor)
{
// Set all page colors not explicitly set,
// else you can end up with unreadable pages
// because viewer's default colors may not be same as page author's
var bodyelement = GetBodyElement();
if (bodyelement)
{
var defColors = GetDefaultBrowserColors();
if (defColors)
{
if (!bodyelement.getAttribute("text"))
gEditor.setAttributeOrEquivalent(bodyelement, "text", defColors.TextColor);
// The following attributes have no individual CSS declaration counterparts
// Getting rid of them in favor of CSS implies CSS rules management
if (!bodyelement.getAttribute("link"))
gEditor.setAttribute(bodyelement, "link", defColors.LinkColor);
if (!bodyelement.getAttribute("alink"))
gEditor.setAttribute(bodyelement, "alink", defColors.LinkColor);
if (!bodyelement.getAttribute("vlink"))
gEditor.setAttribute(bodyelement, "vlink", defColors.VisitedLinkColor);
}
}
}
}
catch(e) {}
gEditor.endTransaction();
}
goUpdateCommand("cmd_backgroundColor");
}
gContentWindow.focus();
}
function GetParentTable(element)
{
var node = element;
while (node)
{
if (node.nodeName.toLowerCase() == "table")
return node;
node = node.parentNode;
}
return node;
}
function GetParentTableCell(element)
{
var node = element;
while (node)
{
if (node.nodeName.toLowerCase() == "td" || node.nodeName.toLowerCase() == "th")
return node;
node = node.parentNode;
}
return node;
}
function EditorDblClick(event)
{
if (event.target)
{
// Only bring up properties if clicked on an element or selected link
var element;
try {
element = event.target.QueryInterface(Components.interfaces.nsIDOMElement);
} catch (e) {}
// We use "href" instead of "a" to not be fooled by named anchor
if (!element)
element = gEditor.getSelectedElement("href");
if (element)
{
goDoCommand("cmd_objectProperties");
event.preventDefault();
}
}
}
function EditorClick(event)
{
if (!event)
return;
if (event.detail == 2)
{
EditorDblClick(event);
return;
}
// In Show All Tags Mode,
// single click selects entire element,
// except for body and table elements
if (event.target && gIsHTMLEditor && gEditorDisplayMode == DisplayModeAllTags)
{
try
{
var element = event.target.QueryInterface( Components.interfaces.nsIDOMElement);
var name = element.localName.toLowerCase();
if (name != "body" && name != "table" &&
name != "td" && name != "th" && name != "caption" && name != "tr")
{
gEditor.selectElement(event.target);
event.preventDefault();
}
} catch (e) {}
}
}
/*TODO: We need an oncreate hook to do enabling/disabling for the
Format menu. There should be code like this for the
object-specific "Properties" item
*/
// For property dialogs, we want the selected element,
// but will accept a parent link, list, or table cell if inside one
function GetObjectForProperties()
{
if (!gIsHTMLEditor) return null;
var element = gEditor.getSelectedElement("");
if (element)
return element;
// Find nearest parent of selection anchor node
// that is a link, list, table cell, or table
var anchorNode = gEditor.selection.anchorNode;
if (!anchorNode) return null;
var node;
if (anchorNode.firstChild)
{
// Start at actual selected node
var offset = gEditor.selection.anchorOffset;
// Note: If collapsed, offset points to element AFTER caret,
// thus node may be null
node = anchorNode.childNodes.item(offset);
}
if (!node)
node = anchorNode;
while (node)
{
if (node.nodeName)
{
var nodeName = node.nodeName.toLowerCase();
// Done when we hit the body
if (nodeName == "body") break;
if ((nodeName == "a" && node.href) ||
nodeName == "ol" || nodeName == "ul" || nodeName == "dl" ||
nodeName == "td" || nodeName == "th" ||
nodeName == "table")
{
return node;
}
}
node = node.parentNode;
}
return null;
}
function SetEditMode(mode)
{
if (!gIsHTMLEditor) return;
var bodyNode = gEditor.document.getElementsByTagName("body").item(0);
if (!bodyNode)
{
dump("SetEditMode: We don't have a body node!\n");
return;
}
// Switch the UI mode before inserting contents
// so user can't type in source window while new window is being filled
var previousMode = gEditorDisplayMode;
if (!SetDisplayMode(mode))
return;
if (mode == DisplayModeSource)
{
// Display the DOCTYPE as a non-editable string above edit area
var domdoc;
try { domdoc = gEditor.document; } catch (e) { dump( e + "\n");}
if (domdoc)
{
var doctypeNode = document.getElementById("doctype-text");
var dt = domdoc.doctype;
if (doctypeNode)
{
if (dt)
{
doctypeNode.removeAttribute("collapsed");
var doctypeText = "<!DOCTYPE " + domdoc.doctype.name;
if (dt.publicId)
doctypeText += " PUBLIC \"" + domdoc.doctype.publicId;
if (dt.systemId)
doctypeText += " "+"\"" + dt.systemId;
doctypeText += "\">"
doctypeNode.setAttribute("value", doctypeText);
}
else
doctypeNode.setAttribute("collapsed", "true");
}
}
// Get the entire document's source string
var flags = 256; // OutputEncodeEntities;
try {
var prettyPrint = gPrefs.getBoolPref("editor.prettyprint");
if (prettyPrint)
flags |= 2; // OutputFormatted
} catch (e) {}
var source = gEditor.outputToString("text/html", flags);
var start = source.search(/<html/i);
if (start == -1) start = 0;
gSourceContentWindow.value = source.slice(start);
gSourceContentWindow.focus();
// Add input handler so we know if user made any changes
gSourceContentWindow.addEventListener("input", oninputHTMLSource, false);
gHTMLSourceChanged = false;
}
else if (previousMode == DisplayModeSource)
{
// Only rebuild document if a change was made in source window
if (gHTMLSourceChanged)
{
// Reduce the undo count so we don't use too much memory
// during multiple uses of source window
// (reinserting entire doc caches all nodes)
try {
gEditor.transactionManager.maxTransactionCount = 1;
} catch (e) {}
gEditor.beginTransaction();
try {
// We are comming from edit source mode,
// so transfer that back into the document
source = gSourceContentWindow.value;
editorShell.RebuildDocumentFromSource(source);
// Get the text for the <title> from the newly-parsed document
// (must do this for proper conversion of "escaped" characters)
var title = "";
var titlenodelist = gEditor.document.getElementsByTagName("title");
if (titlenodelist)
{
var titleNode = titlenodelist.item(0);
if (titleNode && titleNode.firstChild && titleNode.firstChild.data)
title = titleNode.firstChild.data;
}
if (gEditor.document.title != title)
{
gEditor.document.title = title;
ResetWindowTitleWithFilename();
}
// reset selection to top of doc (wish we could preserve it!)
if (bodyNode)
gEditor.selection.collapse(bodyNode, 0);
} catch (ex) {
dump(ex);
}
gEditor.endTransaction();
// Restore unlimited undo count
try {
gEditor.transactionManager.maxTransactionCount = -1;
} catch (e) {}
} else {
// We don't need to call this again, so remove handler
gSourceContentWindow.removeEventListener("input", oninputHTMLSource, false);
}
gHTMLSourceChanged = false;
// Clear out the string buffers
gSourceContentWindow.value = null;
gContentWindow.focus();
}
}
function oninputHTMLSource()
{
gHTMLSourceChanged = true;
// Trigger update of "Save" and "Publish" buttons
goUpdateCommand("cmd_save");
goUpdateCommand("cmd_publish");
// We don't need to call this again, so remove handler
gSourceContentWindow.removeEventListener("input", oninputHTMLSource, false);
}
function ResetWindowTitleWithFilename()
{
// Calling this resets the "Title [filename]" that we show on window caption.
// The editorShell method calls the editor method,
// then calls UpdateWindowTitleAndRecentMenu().
editorShell.SetDocumentTitle(gEditor.document.title);
}
function CancelHTMLSource()
{
// Don't convert source text back into the DOM document
gSourceContentWindow.value = "";
gHTMLSourceChanged = false;
SetDisplayMode(PreviousNonSourceDisplayMode);
}
function FinishHTMLSource()
{
//Here we need to check whether the HTML source contains <head> and <body> tags
//Or RebuildDocumentFromSource() will fail.
if (IsInHTMLSourceMode())
{
var htmlSource = gSourceContentWindow.value;
if (htmlSource.length > 0)
{
var beginHead = htmlSource.indexOf("<head");
if (beginHead == -1)
{
AlertWithTitle(GetString("Alert"), GetString("NoHeadTag"));
//cheat to force back to Source Mode
gEditorDisplayMode = DisplayModePreview;
SetDisplayMode(DisplayModeSource);
throw Components.results.NS_ERROR_FAILURE;
}
var beginBody = htmlSource.indexOf("<body");
if (beginBody == -1)
{
AlertWithTitle(GetString("Alert"), GetString("NoBodyTag"));
//cheat to force back to Source Mode
gEditorDisplayMode = DisplayModePreview;
SetDisplayMode(DisplayModeSource);
throw Components.results.NS_ERROR_FAILURE;
}
}
}
// Switch edit modes -- converts source back into DOM document
SetEditMode(PreviousNonSourceDisplayMode);
}
function CollapseItem(id, collapse)
{
var item = document.getElementById(id);
if (item)
{
if(collapse != (item.getAttribute("collapsed") == "true"))
item.setAttribute("collapsed", collapse ? "true" : "");
}
}
function SetDisplayMode(mode)
{
if (!gIsHTMLEditor) return false;
// Already in requested mode:
// return false to indicate we didn't switch
if (mode == gEditorDisplayMode)
return false;
gEditorDisplayMode = mode;
// Save the last non-source mode so we can cancel source editing easily
if (mode != DisplayModeSource)
PreviousNonSourceDisplayMode = mode;
// Editorshell does the style sheet loading/unloading
editorShell.SetDisplayMode(mode);
// Set the UI states
var selectedTab = null;
if (mode == DisplayModePreview) selectedTab = gPreviewModeButton;
if (mode == DisplayModeNormal) selectedTab = gNormalModeButton;
if (mode == DisplayModeAllTags) selectedTab = gTagModeButton;
if (mode == DisplayModeSource) selectedTab = gSourceModeButton;
if (selectedTab)
document.getElementById("EditModeTabs").selectedItem = selectedTab;
if (mode == DisplayModeSource)
{
// Switch to the sourceWindow (second in the deck)
gContentWindowDeck.setAttribute("selectedIndex","1");
//Hide the formatting toolbar if not already hidden
gFormatToolbarHidden = gFormatToolbar.getAttribute("hidden");
if (gFormatToolbarHidden != "true")
{
gFormatToolbar.setAttribute("hidden", "true");
}
gSourceContentWindow.focus();
}
else
{
// Switch to the normal editor (first in the deck)
gContentWindowDeck.setAttribute("selectedIndex","0");
// Restore menus and toolbars
if (gFormatToolbarHidden != "true")
{
gFormatToolbar.setAttribute("hidden", gFormatToolbarHidden);
}
gContentWindow.focus();
}
// update commands to disable or re-enable stuff
window.updateCommands("mode_switch");
// We must set check on menu item since toolbar may have been used
document.getElementById("viewPreviewMode").setAttribute("checked","false");
document.getElementById("viewNormalMode").setAttribute("checked","false");
document.getElementById("viewAllTagsMode").setAttribute("checked","false");
document.getElementById("viewSourceMode").setAttribute("checked","false");
var menuID;
switch(mode)
{
case DisplayModePreview:
menuID = "viewPreviewMode";
break;
case DisplayModeNormal:
menuID = "viewNormalMode";
break;
case DisplayModeAllTags:
menuID = "viewAllTagsMode";
break;
case DisplayModeSource:
menuID = "viewSourceMode";
break;
}
if (menuID)
document.getElementById(menuID).setAttribute("checked","true");
return true;
}
function EditorToggleParagraphMarks()
{
var menuItem = document.getElementById("viewParagraphMarks");
if (menuItem)
{
// Note that the 'type="checbox"' mechanism automatically
// toggles the "checked" state before the oncommand is called,
// so if "checked" is true now, it was just switched to that mode
var checked = menuItem.getAttribute("checked");
try {
editorShell.DisplayParagraphMarks(checked == "true");
}
catch(e) { return; }
}
}
function InitPasteAsMenu()
{
var menuItem = document.getElementById("menu_pasteTable")
if(menuItem)
{
menuItem.IsInTable
menuItem.setAttribute("label", GetString(IsInTable() ? "NestedTable" : "Table"));
// menuItem.setAttribute("accesskey",GetString("ObjectPropertiesAccessKey"));
}
// TODO: Do enabling based on what is in the clipboard
}
function BuildRecentMenu(savePrefs)
{
// Can't do anything if no prefs
if (!gPrefs) return;
var popup = document.getElementById("menupopup_RecentFiles");
if (!popup || !gEditor || !gEditor.document)
return;
// Delete existing menu
while (popup.firstChild)
popup.removeChild(popup.firstChild);
// Current page is the "0" item in the list we save in prefs,
// but we don't include it in the menu.
var curTitle = gEditor.document.title;
var curUrl = StripPassword(GetDocumentUrl());
var historyCount = 10;
try { historyCount = gPrefs.getIntPref("editor.history.url_maximum"); } catch(e) {}
var titleArray = new Array(historyCount);
var urlArray = new Array(historyCount);
var menuIndex = 1;
var arrayIndex = 0;
var i;
var disableMenu = true;
if(!IsUrlAboutBlank(curUrl))
{
// Always put latest-opened URL at start of array
titleArray[0] = curTitle;
urlArray[0] = curUrl;
arrayIndex = 1;
}
for (i = 0; i < historyCount; i++)
{
var title = GetUnicharPref("editor.history_title_"+i);
var url = GetUnicharPref("editor.history_url_"+i);
// Continue if URL pref is missing because
// a URL not found during loading may have been removed
// Also skip "data:" URL
if (!url || GetScheme(url) == "data")
continue;
// Never show password in menu!
url = StripPassword(url);
// Skip over current URL
if (url != curUrl)
{
// Build the menu
AppendRecentMenuitem(popup, title, url, menuIndex);
menuIndex++;
disableMenu = false;
// Save in array for prefs
if (savePrefs && arrayIndex < historyCount)
{
titleArray[arrayIndex] = title;
urlArray[arrayIndex] = url;
arrayIndex++;
}
}
}
// Now resave the list back to prefs in the new order
if (savePrefs)
{
savePrefs = false;
for (i = 0; i < historyCount; i++)
{
if (!urlArray[i])
break;
SetUnicharPref("editor.history_title_"+i, titleArray[i]);
SetUnicharPref("editor.history_url_"+i, urlArray[i]);
savePrefs = true;
}
}
// Force saving to file so next file opened finds these values
if (savePrefs) {
var prefsService = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefService);
prefsService.savePrefFile(null);
}
// Disable menu item if no entries
SetElementEnabledById("menu_RecentFiles", !disableMenu);
}
function AppendRecentMenuitem(menupopup, title, url, menuIndex)
{
if (menupopup)
{
var menuItem = document.createElementNS(XUL_NS, "menuitem");
if (menuItem)
{
var accessKey;
if (menuIndex <= 9)
accessKey = String(menuIndex);
else if (menuIndex == 10)
accessKey = "0";
else
accessKey = " ";
var itemString = accessKey+" ";
// Show "title [url]" or just the URL
if (title)
{
itemString += title;
itemString += " [";
}
itemString += url;
if (title)
itemString += "]";
menuItem.setAttribute("label", itemString);
menuItem.setAttribute("value", url);
if (accessKey != " ")
menuItem.setAttribute("accesskey", accessKey);
menuItem.setAttribute("oncommand", "editPage(getAttribute('value'), window, false)");
menupopup.appendChild(menuItem);
}
}
}
function EditorInitFileMenu()
{
// Disable "Save" menuitem when editing remote url. User should use "Save As"
var scheme = GetScheme(GetDocumentUrl());
if (scheme && scheme != "file")
SetElementEnabledById("saveMenuitem", false);
}
function EditorInitFormatMenu()
{
try {
InitObjectPropertiesMenuitem("objectProperties");
InitRemoveStylesMenuitems("removeStylesMenuitem", "removeLinksMenuitem", "removeNamedAnchorsMenuitem");
} catch(ex) {}
// Set alignment check
}
function InitObjectPropertiesMenuitem(id)
{
// Set strings and enable for the [Object] Properties item
// Note that we directly do the enabling instead of
// using goSetCommandEnabled since we already have the menuitem
var menuItem = document.getElementById(id);
if (!menuItem) return null;
var element;
var menuStr = GetString("AdvancedProperties");
var name;
if (IsEditingRenderedHTML())
element = GetObjectForProperties();
if (element && element.nodeName)
{
var objStr = "";
menuItem.setAttribute("disabled", "");
name = element.nodeName.toLowerCase();
switch (name)
{
case "img":
// Check if img is enclosed in link
// (use "href" to not be fooled by named anchor)
try
{
if (gEditor.getElementOrParentByTagName("href", element))
objStr = GetString("ImageAndLink");
} catch(e) {}
if (objStr == "")
objStr = GetString("Image");
break;
case "hr":
objStr = GetString("HLine");
break;
case "table":
objStr = GetString("Table");
break;
case "th":
name = "td";
case "td":
objStr = GetString("TableCell");
break;
case "ol":
case "ul":
case "dl":
objStr = GetString("List");
break;
case "li":
objStr = GetString("ListItem");
break;
case "form":
objStr = GetString("Form");
break;
case "input":
var type = element.getAttribute("type");
if (type && type.toLowerCase() == "image")
objStr = GetString("InputImage");
else
objStr = GetString("InputTag");
break;
case "textarea":
objStr = GetString("TextArea");
break;
case "select":
objStr = GetString("Select");
break;
case "button":
objStr = GetString("Button");
break;
case "label":
objStr = GetString("Label");
break;
case "fieldset":
objStr = GetString("FieldSet");
break;
case "a":
if (element.name)
{
objStr = GetString("NamedAnchor");
name = "anchor";
}
else if(element.href)
{
objStr = GetString("Link");
name = "href";
}
break;
}
if (objStr)
menuStr = GetString("ObjectProperties").replace(/%obj%/,objStr);
}
else
{
// We show generic "Properties" string, but disable menu item
menuItem.setAttribute("disabled","true");
}
menuItem.setAttribute("label", menuStr);
menuItem.setAttribute("accesskey",GetString("ObjectPropertiesAccessKey"));
return name;
}
function InitParagraphMenu()
{
var mixedObj = new Object();
var state;
try {
state = gEditor.getParagraphState(mixedObj);
}
catch(e) {}
var IDSuffix;
// PROBLEM: When we get blockquote, it masks other styles contained by it
// We need a separate method to get blockquote state
// We use "x" as uninitialized paragraph state
if (!state || state == "x")
IDSuffix = "bodyText" // No paragraph container
else
IDSuffix = state;
// Set "radio" check on one item, but...
var menuItem = document.getElementById("menu_"+IDSuffix);
menuItem.setAttribute("checked", "true");
// ..."bodyText" is returned if mixed selection, so remove checkmark
if (mixedObj.value)
menuItem.setAttribute("checked", "false");
}
function GetListStateString()
{
var mixedObj = new Object();
var hasOL = new Object();
var hasUL = new Object();
var hasDL = new Object();
gEditor.getListState(mixedObj, hasOL, hasUL, hasDL);
if (mixedObj.value)
return "mixed";
if (hasOL.value)
return "ol";
if (hasUL.value)
return "ul";
if (hasDL.value)
{
var hasLI = new Object();
var hasDT = new Object();
var hasDD = new Object();
gEditor.getListItemState(mixedObj, hasLI, hasDT, hasDD);
if (mixedObj.value)
return "mixed";
if (hasLI.value)
return "li";
if (hasDT.value)
return "dt";
if (hasDD.value)
return "dd";
}
// return "noList" if we aren't in a list at all
return "noList";
}
function InitListMenu()
{
if (!gIsHTMLEditor) return;
var IDSuffix = GetListStateString();
// Set enable state for the "None" menuitem
goSetCommandEnabled("cmd_removeList", IDSuffix != "noList");
// Set "radio" check on one item, but...
// we won't find a match if it's "mixed"
var menuItem = document.getElementById("menu_"+IDSuffix);
if (menuItem)
menuItem.setAttribute("checked", "true");
}
function GetAlignmentString()
{
var mixedObj = new Object();
var alignObj = new Object();
gEditor.getAlignment(mixedObj, alignObj);
if (mixedObj.value)
return "mixed";
if (alignObj.value == nsIHTMLEditor.eLeft)
return "left";
if (alignObj.value == nsIHTMLEditor.eCenter)
return "center";
if (alignObj.value == nsIHTMLEditor.eRight)
return "right";
if (alignObj.value == nsIHTMLEditor.eJustify)
return "justify";
// return "left" if we got here
return "left";
}
function InitAlignMenu()
{
if (!gIsHTMLEditor) return;
var IDSuffix = GetAlignmentString();
// we won't find a match if it's "mixed"
var menuItem = document.getElementById("menu_"+IDSuffix);
if (menuItem)
menuItem.setAttribute("checked", "true");
}
function EditorInitToolbars()
{
if (!gIsHTMLEditor)
{
//Hide the formating toolbar
HideItem("FormatToolbar");
//Hide the edit mode toolbar
HideItem("EditModeToolbar");
SetElementEnabledById("cmd_viewFormatToolbar", false);
SetElementEnabledById("cmd_viewEditModeToolbar", false);
}
}
function EditorSetDefaultPrefsAndDoctype()
{
var domdoc;
try { domdoc = gEditor.document; } catch (e) { dump( e + "\n"); }
if ( !domdoc )
{
dump("EditorSetDefaultPrefsAndDoctype: EDITOR DOCUMENT NOT FOUND\n");
return;
}
// Insert a doctype element
// if it is missing from existing doc
if (!domdoc.doctype)
{
var newdoctype = domdoc.implementation.createDocumentType("html", "-//W3C//DTD HTML 4.01 Transitional//EN","");
if (newdoctype)
domdoc.insertBefore(newdoctype, domdoc.firstChild);
}
// search for head; we'll need this for meta tag additions
var headelement = 0;
var headnodelist = domdoc.getElementsByTagName("head");
if (headnodelist)
{
var sz = headnodelist.length;
if ( sz >= 1 )
headelement = headnodelist.item(0);
}
else
{
headelement = domdoc.createElement("head");
if (headelement)
domdoc.insertAfter(headelement, domdoc.firstChild);
}
// add title tag if not present
var titlenodelist = gEditor.document.getElementsByTagName("title");
if (headelement && titlenodelist && titlenodelist.length == 0)
{
titleElement = domdoc.createElement("title");
if (titleElement)
headelement.appendChild(titleElement);
}
/* only set default prefs for new documents */
if (!IsUrlAboutBlank(GetDocumentUrl()))
return;
// search for author meta tag.
// if one is found, don't do anything.
// if not, create one and make it a child of the head tag
// and set its content attribute to the value of the editor.author preference.
var nodelist = domdoc.getElementsByTagName("meta");
if ( nodelist )
{
// we should do charset first since we need to have charset before
// hitting other 8-bit char in other meta tags
// grab charset pref and make it the default charset
var element;
var prefCharsetString = 0;
try
{
prefCharsetString = gPrefs.getComplexValue("intl.charset.default",
Components.interfaces.nsIPrefLocalizedString).data;
}
catch (ex) {}
if ( prefCharsetString && prefCharsetString != 0)
{
element = domdoc.createElement("meta");
if ( element )
{
element.setAttribute("http-equiv", "content-type");
element.setAttribute("content", "text/html; charset=" + prefCharsetString);
headelement.appendChild( element );
}
}
var node = 0;
var listlength = nodelist.length;
// let's start by assuming we have an author in case we don't have the pref
var authorFound = false;
for (var i = 0; i < listlength && !authorFound; i++)
{
node = nodelist.item(i);
if ( node )
{
var value = node.getAttribute("name");
if (value && value.toLowerCase() == "author")
{
authorFound = true;
}
}
}
var prefAuthorString = 0;
try
{
prefAuthorString = gPrefs.getComplexValue("editor.author",
Components.interfaces.nsISupportsString).data;
}
catch (ex) {}
if ( prefAuthorString && prefAuthorString != 0)
{
if ( !authorFound && headelement)
{
/* create meta tag with 2 attributes */
element = domdoc.createElement("meta");
if ( element )
{
element.setAttribute("name", "author");
element.setAttribute("content", prefAuthorString);
headelement.appendChild( element );
}
}
}
}
// Get editor color prefs
var use_custom_colors = false;
try {
use_custom_colors = gPrefs.getBoolPref("editor.use_custom_colors");
}
catch (ex) {}
// find body node
var bodyelement = GetBodyElement();
if (bodyelement)
{
if ( use_custom_colors )
{
// try to get the default color values. ignore them if we don't have them.
var text_color;
var link_color;
var active_link_color;
var followed_link_color;
var background_color;
try { text_color = gPrefs.getCharPref("editor.text_color"); } catch (e) {}
try { link_color = gPrefs.getCharPref("editor.link_color"); } catch (e) {}
try { active_link_color = gPrefs.getCharPref("editor.active_link_color"); } catch (e) {}
try { followed_link_color = gPrefs.getCharPref("editor.followed_link_color"); } catch (e) {}
try { background_color = gPrefs.getCharPref("editor.background_color"); } catch(e) {}
// add the color attributes to the body tag.
// and use them for the default text and background colors if not empty
if (text_color)
{
bodyelement.setAttribute("text", text_color);
gDefaultTextColor = text_color;
}
if (background_color)
{
bodyelement.setAttribute("bgcolor", background_color);
gDefaultBackgroundColor = background_color
}
if (link_color)
bodyelement.setAttribute("link", link_color);
if (active_link_color)
bodyelement.setAttribute("alink", active_link_color);
if (followed_link_color)
bodyelement.setAttribute("vlink", followed_link_color);
}
// Default image is independent of Custom colors???
var background_image;
try { background_image = gPrefs.getCharPref("editor.default_background_image"); } catch(e) {}
if (background_image)
bodyelement.setAttribute("background", background_image);
}
// auto-save???
}
function GetBodyElement()
{
try {
var bodyNodelist = gEditor.document.getElementsByTagName("body");
if (bodyNodelist)
return bodyNodelist.item(0);
}
catch (ex) {
dump("no body tag found?!\n");
// better have one, how can we blow things up here?
}
return null;
}
// --------------------------- Logging stuff ---------------------------
function EditorGetNodeFromOffsets(offsets)
{
var node = null;
node = gEditor.document;
for (var i = 0; i < offsets.length; i++)
{
node = node.childNodes[offsets[i]];
}
return node;
}
function EditorSetSelectionFromOffsets(selRanges)
{
var rangeArr, start, end, node, offset;
var selection = gEditor.selection;
selection.removeAllRanges();
for (var i = 0; i < selRanges.length; i++)
{
rangeArr = selRanges[i];
start = rangeArr[0];
end = rangeArr[1];
var range = gEditor.document.createRange();
node = EditorGetNodeFromOffsets(start[0]);
offset = start[1];
range.setStart(node, offset);
node = EditorGetNodeFromOffsets(end[0]);
offset = end[1];
range.setEnd(node, offset);
selection.addRange(range);
}
}
//--------------------------------------------------------------------
function initFontStyleMenu(menuPopup)
{
for (var i = 0; i < menuPopup.childNodes.length; i++)
{
var menuItem = menuPopup.childNodes[i];
var theStyle = menuItem.getAttribute("state");
if (theStyle)
{
menuItem.setAttribute("checked", theStyle);
}
}
}
//--------------------------------------------------------------------
function onButtonUpdate(button, commmandID)
{
var commandNode = document.getElementById(commmandID);
var state = commandNode.getAttribute("state");
button.checked = state == "true";
}
//--------------------------------------------------------------------
function onStateButtonUpdate(button, commmandID, onState)
{
var commandNode = document.getElementById(commmandID);
var state = commandNode.getAttribute("state");
button.checked = state == onState;
}
// --------------------------- Status calls ---------------------------
function getColorAndSetColorWell(ColorPickerID, ColorWellID)
{
var colorWell;
if (ColorWellID)
colorWell = document.getElementById(ColorWellID);
var colorPicker = document.getElementById(ColorPickerID);
if (colorPicker)
{
// Extract color from colorPicker and assign to colorWell.
var color = colorPicker.getAttribute("color");
if (colorWell && color)
{
// Use setAttribute so colorwell can be a XUL element, such as button
colorWell.setAttribute("style", "background-color: " + color);
}
}
return color;
}
//-----------------------------------------------------------------------------------
function IsSpellCheckerInstalled()
{
return "@mozilla.org/spellchecker;1" in Components.classes;
}
2000-08-10 01:04:50 +00:00
//-----------------------------------------------------------------------------------
function IsFindInstalled()
{
return "@mozilla.org/appshell/component/find;1" in Components.classes;
2000-08-10 01:04:50 +00:00
}
//-----------------------------------------------------------------------------------
function RemoveInapplicableUIElements()
{
// For items that are in their own menu block, remove associated separator
// (we can't use "hidden" since class="hide-in-IM" CSS rule interferes)
2000-08-10 01:04:50 +00:00
// if no find, remove find ui
if (!IsFindInstalled())
{
HideItem("menu_find");
HideItem("menu_findnext");
HideItem("menu_replace");
HideItem("menu_find");
RemoveItem("sep_find");
}
2000-08-10 01:04:50 +00:00
// if no spell checker, remove spell checker ui
if (!IsSpellCheckerInstalled())
{
HideItem("spellingButton");
HideItem("menu_checkspelling");
RemoveItem("sep_checkspelling");
}
else
{
SetElementEnabled(document.getElementById("menu_checkspelling"), true);
SetElementEnabled(document.getElementById("spellingButton"), true);
SetElementEnabled(document.getElementById("checkspellingkb"), true);
}
// Remove menu items (from overlay shared with HTML editor) in non-HTML.
if (!gIsHTMLEditor)
{
HideItem("insertAnchor");
HideItem("insertImage");
HideItem("insertHline");
HideItem("insertTable");
HideItem("insertHTML");
HideItem("insertFormMenu");
HideItem("fileExportToText");
HideItem("viewFormatToolbar");
HideItem("viewEditModeToolbar");
}
}
function HideItem(id)
{
var item = document.getElementById(id);
if (item)
item.setAttribute("hidden", "true");
}
function RemoveItem(id)
{
var item = document.getElementById(id);
if (item)
item.parentNode.removeChild(item);
}
// Command Updating Strategy:
// Don't update on on selection change, only when menu is displayed,
// with this "oncreate" hander:
function EditorInitTableMenu()
{
try {
InitJoinCellMenuitem("menu_JoinTableCells");
} catch (ex) {}
// Set enable states for all table commands
goUpdateTableMenuItems(document.getElementById("composerTableMenuItems"));
}
function InitJoinCellMenuitem(id)
{
// Change text on the "Join..." item depending if we
// are joining selected cells or just cell to right
// TODO: What to do about normal selection that crosses
// table border? Try to figure out all cells
// included in the selection?
var menuText;
var menuItem = document.getElementById(id);
if (!menuItem) return;
// Use "Join selected cells if there's more than 1 cell selected
var tagNameObj = new Object();
var numSelected;
var foundElement;
try {
var elt = new Object();
numSelected = gEditor.getSelectedOrParentTableElement(elt,
tagNameObj);
foundElement = elt.value;
}
catch(e) {}
if (foundElement && numSelected > 1)
menuText = GetString("JoinSelectedCells");
else
menuText = GetString("JoinCellToRight");
menuItem.setAttribute("label",menuText);
menuItem.setAttribute("accesskey",GetString("JoinCellAccesskey"));
}
function InitRemoveStylesMenuitems(removeStylesId, removeLinksId, removeNamedAnchorsId)
{
// Change wording of menuitems depending on selection
var stylesItem = document.getElementById(removeStylesId);
var linkItem = document.getElementById(removeLinksId);
var isCollapsed = gEditor.selection.isCollapsed;
if (stylesItem)
{
stylesItem.setAttribute("label", isCollapsed ? GetString("StopTextStyles") : GetString("RemoveTextStyles"));
stylesItem.setAttribute("accesskey", GetString("RemoveTextStylesAccesskey"));
}
if (linkItem)
{
linkItem.setAttribute("label", isCollapsed ? GetString("StopLinks") : GetString("RemoveLinks"));
linkItem.setAttribute("accesskey", GetString("RemoveLinksAccesskey"));
// Note: disabling text style is a pain since there are so many - forget it!
// Disable if not in a link, but always allow "Remove"
// if selection isn't collapsed since we only look at anchor node
try {
SetElementEnabled(linkItem, !isCollapsed ||
gEditor.getElementOrParentByTagName("href", null));
} catch(e) {}
}
// Disable if selection is collapsed
SetElementEnabledById(removeNamedAnchorsId, !isCollapsed);
}
function goUpdateTableMenuItems(commandset)
{
var enabled = false;
var enabledIfTable = false;
if (!gEditor)
{
dump("goUpdateTableMenuItems: too early, not initialized\n");
return;
}
var flags = gEditor.flags;
if (!(flags & nsIPlaintextEditor.eEditorReadonlyMask) &&
IsEditingRenderedHTML())
{
var tagNameObj = new Object();
var element = new Object();
try {
gEditor.getSelectedOrParentTableElement(element, tagNameObj);
}
catch(e) {}
if (element && element.value)
{
// Value when we need to have a selected table or inside a table
enabledIfTable = true;
// All others require being inside a cell or selected cell
enabled = (tagNameObj.value == "td");
}
}
// Loop through command nodes
for (var i = 0; i < commandset.childNodes.length; i++)
{
var commandID = commandset.childNodes[i].getAttribute("id");
if (commandID)
{
if (commandID == "cmd_InsertTable" ||
commandID == "cmd_JoinTableCells" ||
commandID == "cmd_SplitTableCell" ||
commandID == "cmd_ConvertToTable")
{
// Call the update method in the command class
goUpdateCommand(commandID);
}
// Directly set with the values calculated here
else if (commandID == "cmd_DeleteTable" ||
commandID == "cmd_NormalizeTable" ||
commandID == "cmd_editTable" ||
commandID == "cmd_TableOrCellColor" ||
commandID == "cmd_SelectTable")
{
goSetCommandEnabled(commandID, enabledIfTable);
} else {
goSetCommandEnabled(commandID, enabled);
}
}
}
}
//-----------------------------------------------------------------------------------
// Helpers for inserting and editing tables:
function IsInTable()
{
if (!gEditor) return false;
var flags = gEditor.flags;
return (gIsHTMLEditor &&
!(flags & nsIPlaintextEditor.eEditorReadonlyMask) &&
IsEditingRenderedHTML() &&
null != gEditor.getElementOrParentByTagName("table", null));
}
function IsInTableCell()
{
if (!gEditor) return false;
var flags = gEditor.flags;
return (gIsHTMLEditor &&
!(flags & nsIPlaintextEditor.eEditorReadonlyMask) &&
IsEditingRenderedHTML() &&
null != gEditor.getElementOrParentByTagName("td", null));
}
function IsSelectionInOneCell()
{
if (!gEditor || !gIsHTMLEditor) return false;
var selection = gEditor.selection;
if (selection && selection.rangeCount == 1)
{
// We have a "normal" single-range selection
if (!selection.isCollapsed &&
selection.anchorNode != selection.focusNode)
{
// Check if both nodes are within the same cell
var anchorCell = gEditor.getElementOrParentByTagName("td", selection.anchorNode);
var focusCell = gEditor.getElementOrParentByTagName("td", selection.focusNode);
return (focusCell != null && anchorCell != null && (focusCell == anchorCell));
}
// Collapsed selection or anchor == focus (thus must be in 1 cell)
return true;
}
return false;
}
// Call this with insertAllowed = true to allow inserting if not in existing table,
// else use false to do nothing if not in a table
function EditorInsertOrEditTable(insertAllowed)
{
if (IsInTable()) {
// Edit properties of existing table
window.openDialog("chrome://editor/content/EdTableProps.xul", "_blank", "chrome,close,titlebar,modal", "","TablePanel");
gContentWindow.focus();
} else if(insertAllowed) {
if (gEditor.selection.isCollapsed)
// If we have a caret, insert a blank table...
EditorInsertTable();
else
// else convert the selection into a table
goDoCommand("cmd_ConvertToTable");
}
}
function EditorInsertTable()
{
// Insert a new table
window.openDialog("chrome://editor/content/EdInsertTable.xul", "_blank", "chrome,close,titlebar,modal", "");
gContentWindow.focus();
}
function EditorTableCellProperties()
{
if (!gIsHTMLEditor) return;
var cell = gEditor.getElementOrParentByTagName("td", null);
if (cell) {
// Start Table Properties dialog on the "Cell" panel
window.openDialog("chrome://editor/content/EdTableProps.xul", "_blank", "chrome,close,titlebar,modal", "", "CellPanel");
gContentWindow.focus();
}
}
function GetNumberOfContiguousSelectedRows()
{
if (!gIsHTMLEditor) return 0;
var cellObj = new Object();
var rowObj = new Object();
var colObj = new Object();
gEditor.getFirstSelectedCellInTable(cellObj, rowObj, colObj);
var cell = cellObj.value;
if (!cell)
return 0;
var rows = 1;
var lastIndex = rowObj.value;
do {
cell = gEditor.getNextSelectedCell();
if (cell)
{
gEditor.getCellIndexes(cell, rowObj, colObj);
var index = rowObj.value;
if (index == lastIndex + 1)
{
lastIndex = index;
rows++;
}
}
}
while (cell);
return rows;
}
function GetNumberOfContiguousSelectedColumns()
{
if (!gIsHTMLEditor) return 0;
var cellObj = new Object();
var colObj = new Object();
var rowObj = new Object();
gEditor.getFirstSelectedCellInTable(cellObj, rowObj, colObj);
var cell = cellObj.value;
if (!cell)
return 0;
var columns = 1;
var lastIndex = colObj.value;
do {
cell = gEditor.getNextSelectedCell();
if (cell)
{
gEditor.getCellIndexes(cell, rowObj, colObj);
var index = colObj.value;
if (index == lastIndex +1)
{
lastIndex = index;
columns++;
}
}
}
while (cell);
return columns;
}
function EditorOnFocus()
{
// Current window already has the InsertCharWindow
if ("InsertCharWindow" in window && window.InsertCharWindow) return;
// Find window with an InsertCharsWindow and switch association to this one
var windowWithDialog = FindEditorWithInsertCharDialog();
if (windowWithDialog)
{
// Switch the dialog to current window
// this sets focus to dialog, so bring focus back to editor window
if (SwitchInsertCharToThisWindow(windowWithDialog))
window.focus();
}
}
function SwitchInsertCharToThisWindow(windowWithDialog)
{
if (windowWithDialog && "InsertCharWindow" in windowWithDialog &&
windowWithDialog.InsertCharWindow)
{
// Move dialog association to the current window
window.InsertCharWindow = windowWithDialog.InsertCharWindow;
windowWithDialog.InsertCharWindow = null;
// Switch the dialog's editorShell and opener to current window's
window.InsertCharWindow.editorShell = window.editorShell;
window.InsertCharWindow.opener = window;
// Bring dialog to the forground
window.InsertCharWindow.focus();
return true;
}
return false;
}
function FindEditorWithInsertCharDialog()
{
try {
// Find window with an InsertCharsWindow and switch association to this one
var windowManager = Components.classes['@mozilla.org/appshell/window-mediator;1'].getService();
var windowManagerInterface = windowManager.QueryInterface( Components.interfaces.nsIWindowMediator);
var enumerator = windowManagerInterface.getEnumerator( null );
while ( enumerator.hasMoreElements() )
{
var tempWindow = enumerator.getNext();
if (tempWindow != window && "InsertCharWindow" in tempWindow &&
tempWindow.InsertCharWindow)
{
return tempWindow;
}
}
}
catch(e) {}
return null;
}
function EditorFindOrCreateInsertCharWindow()
{
if ("InsertCharWindow" in window && window.InsertCharWindow)
window.InsertCharWindow.focus();
else
{
// Since we switch the dialog during EditorOnFocus(),
// this should really never be found, but it's good to be sure
var windowWithDialog = FindEditorWithInsertCharDialog();
if (windowWithDialog)
{
SwitchInsertCharToThisWindow(windowWithDialog);
}
else
{
// The dialog will set window.InsertCharWindow to itself
window.openDialog("chrome://editor/content/EdInsertChars.xul", "_blank", "chrome,close,titlebar", "");
}
}
}
// Find another HTML editor window to associate with the InsertChar dialog
// or close it if none found (May be a mail composer)
function SwitchInsertCharToAnotherEditorOrClose()
{
if ("InsertCharWindow" in window && window.InsertCharWindow)
{
var windowManager = Components.classes['@mozilla.org/appshell/window-mediator;1'].getService();
var enumerator;
try {
var windowManagerInterface = windowManager.QueryInterface( Components.interfaces.nsIWindowMediator);
enumerator = windowManagerInterface.getEnumerator( null );
}
catch(e) {}
if (!enumerator) return;
// TODO: Fix this to search for command controllers and look for "cmd_InsertChars"
// For now, detect just Web Composer and HTML Mail Composer
while ( enumerator.hasMoreElements() )
{
var tempWindow = enumerator.getNext();
if (tempWindow != window && tempWindow != window.InsertCharWindow &&
("editorShell" in tempWindow) && tempWindow.editorShell)
{
if (gEditor)
{
tempWindow.InsertCharWindow = window.InsertCharWindow;
window.InsertCharWindow = null;
tempWindow.InsertCharWindow.editorShell = tempWindow.editorShell;
tempWindow.InsertCharWindow.opener = tempWindow;
return;
}
}
}
// Didn't find another editor - close the dialog
window.InsertCharWindow.close();
}
}