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EditorContextMenu.js
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2003-06-08
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla 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) 2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Charles Manske (cmanske@netscape.com)
*/
function EditorFillContextMenu(event, contextMenuNode)
{
if ( event.target != contextMenuNode )
return;
goUpdateCommand("cmd_undo");
goUpdateCommand("cmd_redo");
goUpdateCommand("cmd_cut");
goUpdateCommand("cmd_copy");
goUpdateCommand("cmd_paste");
goUpdateCommand("cmd_pasteNoFormatting");
goUpdateCommand("cmd_delete");
goUpdateCommand("cmd_link");
// Setup object property menuitem
var objectName = InitObjectPropertiesMenuitem("objectProperties_cm");
var isInLink = objectName == "href";
// Special case of an image inside a link
if (objectName == "img")
try {
isInLink = GetCurrentEditor().getElementOrParentByTagName("href", GetObjectForProperties());
} catch (e) {}
// Disable "Create Link" if in a link
SetElementEnabledById("createLink_cm", !isInLink);
// Enable "Edit link in new Composer" if in a link
SetElementEnabledById("editLink_cm", isInLink);
InitRemoveStylesMenuitems("removeStylesMenuitem_cm", "removeLinksMenuitem_cm", "removeNamedAnchorsMenuitem_cm");
var inCell = IsInTableCell();
// Set appropriate text for join cells command
InitJoinCellMenuitem("joinTableCells_cm");
// Update enable states for all table commands
goUpdateTableMenuItems(document.getElementById("composerTableMenuItems"));
// Loop through all children to hide disabled items
var children = contextMenuNode.childNodes;
if (children)
{
var count = children.length;
for (var i = 0; i < count; i++)
HideDisabledItem(children.item(i));
}
// Remove separators if all items in immediate group above are hidden
// A bit complicated to account if multiple groups are completely hidden!
var haveUndo =
IsMenuItemShowing("menu_undo_cm") ||
IsMenuItemShowing("menu_redo_cm");
var haveEdit =
IsMenuItemShowing("menu_cut_cm") ||
IsMenuItemShowing("menu_copy_cm") ||
IsMenuItemShowing("menu_paste_cm") ||
IsMenuItemShowing("menu_pasteNoFormatting_cm") ||
IsMenuItemShowing("menu_delete_cm");
var haveStyle =
IsMenuItemShowing("removeStylesMenuitem_cm") ||
IsMenuItemShowing("createLink_cm") ||
IsMenuItemShowing("removeLinksMenuitem_cm") ||
IsMenuItemShowing("removeNamedAnchorsMenuitem_cm");
var haveProps =
IsMenuItemShowing("objectProperties_cm");
ShowMenuItem("undoredo-separator", haveUndo && haveEdit);
ShowMenuItem("edit-separator", haveEdit || haveUndo);
// Note: Item "menu_selectAll_cm" and
// following separator are ALWAYS enabled,
// so there will always be 1 separator here
var showStyleSep = haveStyle && (haveProps || inCell);
ShowMenuItem("styles-separator", showStyleSep);
var showPropSep = (haveProps && inCell);
ShowMenuItem("property-separator", showPropSep);
// Remove table submenus if not in table
ShowMenuItem("tableInsertMenu_cm", inCell);
ShowMenuItem("tableSelectMenu_cm", inCell);
ShowMenuItem("tableDeleteMenu_cm", inCell);
}
function EditorCleanupContextMenu( event, contextMenuNode )
{
if ( event.target != contextMenuNode )
return;
var children = contextMenuNode.childNodes;
if (children)
{
var count = children.length;
for (var i = 0; i < count; i++)
ShowHiddenItemOnCleanup(children.item(i));
}
}
function HideDisabledItem( item )
{
if (!item) return false;
var enabled = (item.getAttribute('disabled') !="true");
item.setAttribute("hidden", enabled ? "" : "true");
item.setAttribute("contexthidden", enabled ? "" : "true");
return enabled;
}
function ShowHiddenItemOnCleanup( item )
{
if (!item) return false;
var isHidden = (item.getAttribute("contexthidden") == "true");
if (isHidden)
{
item.removeAttribute("hidden");
item.removeAttribute("contexthidden");
return true;
}
return false;
}
function ShowMenuItem(id, showItem)
{
var item = document.getElementById(id);
if (item)
{
item.setAttribute("hidden", showItem ? "" : "true");
item.setAttribute("contexthidden", showItem ? "" : "true");
}
else
dump("ShowMenuItem: item id="+id+" not found\n");
}
function IsMenuItemShowing(menuID)
{
var item = document.getElementById(menuID);
if(item)
return(item.getAttribute("contexthidden") != "true");
return false;
}