/*
 * FCKeditor - The text editor for internet
 * Copyright (C) 2003-2004 Frederico Caldeira Knabben
 * 
 * Licensed under the terms of the GNU Lesser General Public License:
 * http://www.opensource.org/licenses/lgpl-license.php
 * 
 * For further information visit:
 * http://www.fckeditor.net/
 * 
 * File Name: fckcontextmenu.js
 * Defines the FCKContextMenu object that is responsible for all
 * Context Menu operations.
 * 
 * Version:  2.0 RC3
 * Modified: 2005-02-16 20:34:58
 * 
 * File Authors:
 * Frederico Caldeira Knabben (fredck@fckeditor.net)
 */

var FCKContextMenu = new Object() ;

// This property is internally used to indicate that the context menu has been created.
FCKContextMenu._IsLoaded = false ;

// This method creates the context menu inside a DIV tag. Take a look at the end of this file for a sample output.
FCKContextMenu.Reload = function()
{
// Create the Main DIV that holds the Context Menu.
this._Div = this._Document.createElement( 'DIV' ) ;
this._Div.className= 'CM_ContextMenu' ;
this._Div.style.position= 'absolute' ;
this._Div.style.visibility= 'hidden' ;
this._Document.body.appendChild( this._Div );

// Create the main table for the menu items.
var oTable = this._Document.createElement( 'TABLE' ) ;
oTable.cellSpacing = 0 ;
oTable.cellPadding = 0 ;
oTable.border = 0 ;
this._Div.appendChild( oTable ) ;

// Load all configured groups.
this.Groups = new Object() ;

for ( var i = 0 ; i < FCKConfig.ContextMenu.length ; i++ )
{
var sGroup = FCKConfig.ContextMenu[i] ;
this.Groups[ sGroup ] = this._GetGroup( sGroup ) ;
this.Groups[ sGroup ].CreateTableRows( oTable ) ;
}

this._IsLoaded = true ;
}

FCKContextMenu._GetGroup = function( groupName )
{
var oGroup ;

switch ( groupName )
{
case 'Generic' :
// Generic items that are always available.
oGroup = new FCKContextMenuGroup() ;
with ( oGroup )
{
Add( new FCKContextMenuItem( this, 'Cut', FCKLang.Cut, true ) ) ;
Add( new FCKContextMenuItem( this, 'Copy', FCKLang.Copy, true ) ) ;
Add( new FCKContextMenuItem( this, 'Paste', FCKLang.Paste, true ) ) ;
}

break ;

case 'Link' :
oGroup = new FCKContextMenuGroup() ;
with ( oGroup )
{
Add( new FCKContextMenuSeparator() ) ;
Add( new FCKContextMenuItem( this, 'Link', FCKLang.EditLink, true ) ) ;
Add( new FCKContextMenuItem( this, 'Unlink', FCKLang.RemoveLink, true ) ) ;
}

break ;

case 'TableCell' :
oGroup = new FCKContextMenuGroup() ;
with ( oGroup )
{
Add( new FCKContextMenuSeparator() ) ;
Add( new FCKContextMenuItem( this, 'TableInsertRow', FCKLang.InsertRow, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableDeleteRows', FCKLang.DeleteRows, true ) ) ;
Add( new FCKContextMenuSeparator() ) ;
Add( new FCKContextMenuItem( this, 'TableInsertColumn', FCKLang.InsertColumn, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableDeleteColumns', FCKLang.DeleteColumns, true ) ) ;
Add( new FCKContextMenuSeparator() ) ;
Add( new FCKContextMenuItem( this, 'TableInsertCell', FCKLang.InsertCell, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableDeleteCells', FCKLang.DeleteCells, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableMergeCells', FCKLang.MergeCells, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableSplitCell', FCKLang.SplitCell, true ) ) ;
Add( new FCKContextMenuSeparator() ) ;
Add( new FCKContextMenuItem( this, 'TableCellProp', FCKLang.CellProperties, true ) ) ;
Add( new FCKContextMenuItem( this, 'TableProp', FCKLang.TableProperties, true ) ) ;
}

break ;

case 'Table' :
return new FCKContextMenuGroup( true, this, 'Table', FCKLang.TableProperties, true ) ;

case 'Image' :
return new FCKContextMenuGroup( true, this, 'Image', FCKLang.ImageProperties, true ) ;

case 'Form' :
return new FCKContextMenuGroup( true, this, 'Form', FCKLang.FormProp, true ) ;

case 'Checkbox' :
return new FCKContextMenuGroup( true, this, 'Checkbox', FCKLang.CheckboxProp, true ) ;

case 'Radio' :
return new FCKContextMenuGroup( true, this, 'Radio', FCKLang.RadioButtonProp, true ) ;

case 'TextField' :
return new FCKContextMenuGroup( true, this, 'TextField', FCKLang.TextFieldProp, true ) ;

case 'HiddenField' :
return new FCKContextMenuGroup( true, this, 'HiddenField', FCKLang.HiddenFieldProp, true ) ;

case 'ImageButton' :
return new FCKContextMenuGroup( true, this, 'ImageButton', FCKLang.ImageButtonProp, true ) ;

case 'Button' :
return new FCKContextMenuGroup( true, this, 'Button', FCKLang.ButtonProp, true ) ;

case 'Select' :
return new FCKContextMenuGroup( true, this, 'Select', FCKLang.SelectionFieldProp, true ) ;

case 'Textarea' :
return new FCKContextMenuGroup( true, this, 'Textarea', FCKLang.TextareaProp, true ) ;

case 'BulletedList' :
return new FCKContextMenuGroup( true, this, 'BulletedList', FCKLang.BulletedListProp, true ) ;

case 'NumberedList' :
return new FCKContextMenuGroup( true, this, 'NumberedList', FCKLang.NumberedListProp, true ) ;

case 'Anchor' :
return new FCKContextMenuGroup( true, this, 'Anchor', FCKLang.AnchorProp, true ) ;
}

return oGroup ;
}

FCKContextMenu.RefreshState = function()
{
  // Get the actual selected tag (if any).
var oTag = FCKSelection.GetSelectedElement() ;
var sTagName ;

if ( oTag )
{
sTagName = oTag.tagName ;
}

// Set items visibility.

var bIsAnchor = ( sTagName == 'A' && oTag.name.length > 0 && oTag.href.length == 0 ) ;

if ( this.Groups['Anchor'] )this.Groups['Anchor'].SetVisible( bIsAnchor ) ;
if ( this.Groups['Link'] )this.Groups['Link'].SetVisible( !bIsAnchor && FCK.GetNamedCommandState( 'Unlink' ) != FCK_TRISTATE_DISABLED ) ;

if ( this.Groups['TableCell'] )this.Groups['TableCell'].SetVisible( sTagName != 'TABLE' && FCKSelection.HasAncestorNode('TABLE') ) ;
if ( this.Groups['Table'] )this.Groups['Table'].SetVisible( sTagName == 'TABLE' ) ;
if ( this.Groups['Image'] )this.Groups['Image'].SetVisible( sTagName == 'IMG' ) ;

if ( this.Groups['BulletedList'] )this.Groups['BulletedList'].SetVisible( FCKSelection.HasAncestorNode('UL') ) ;
if ( this.Groups['NumberedList'] )this.Groups['NumberedList'].SetVisible( FCKSelection.HasAncestorNode('OL') ) ;

if ( this.Groups['Select'] )this.Groups['Select'].SetVisible( sTagName == 'SELECT' ) ;
if ( this.Groups['Textarea'] )this.Groups['Textarea'].SetVisible( sTagName == 'TEXTAREA' ) ;
if ( this.Groups['Form'] )this.Groups['Form'].SetVisible( FCKSelection.HasAncestorNode('FORM') ) ;
if ( this.Groups['Checkbox'] )this.Groups['Checkbox'].SetVisible(sTagName == 'INPUT' && oTag.type == 'checkbox' ) ;
if ( this.Groups['Radio'] )this.Groups['Radio'].SetVisible(sTagName == 'INPUT' && oTag.type == 'radio' ) ;
if ( this.Groups['TextField'] )this.Groups['TextField'].SetVisible(sTagName == 'INPUT' && ( oTag.type == 'text' || oTag.type == 'password' ) ) ;
if ( this.Groups['HiddenField'] )this.Groups['HiddenField'].SetVisible(sTagName == 'INPUT' && oTag.type == 'hidden' ) ;
if ( this.Groups['ImageButton'] )this.Groups['ImageButton'].SetVisible(sTagName == 'INPUT' && oTag.type == 'image' ) ;
if ( this.Groups['Button'] )this.Groups['Button'].SetVisible(sTagName == 'INPUT' && ( oTag.type == 'button' || oTag.type == 'submit' || oTag.type == 'reset' ) ) ;

// Refresh the state of all visible items (active/disactive)
for ( var o in this.Groups )
{
this.Groups[o].RefreshState() ;
}
}

/*
Sample Context Menu Output
-----------------------------------------
<div class="CM_ContextMenu">
<table cellSpacing="0" cellPadding="0" border="0">
<tr class="CM_Disabled">
<td class="CM_Icon"><img alt="" src="icons/cut.gif" width="21" height="20" unselectable="on"></td>
<td class="CM_Label" unselectable="on">Cut</td>
</tr>
<tr class="CM_Disabled">
<td class="CM_Icon"><img height="20" alt="" src="icons/copy.gif" width="21"></td>
<td class="CM_Label">Copy</td>
</tr>
<tr class="CM_Option" onmouseover="OnOver(this);" onmouseout="OnOut(this);">
<td class="CM_Icon"><img height="20" alt="" src="icons/paste.gif" width="21"></td>
<td class="CM_Label">Paste</td>
</tr>
<tr class="CM_Separator">
<td class="CM_Icon"></td>
<td class="CM_Label"><div></div></td>
</tr>
<tr class="CM_Option" onmouseover="OnOver(this);" onmouseout="OnOut(this);">
<td class="CM_Icon"><img height="20" alt="" src="icons/print.gif" width="21"></td>
<td class="CM_Label">Print</td>
</tr>
<tr class="CM_Separator">
<td class="CM_Icon"></td>
<td class="CM_Label"><div></div></td>
</tr>
<tr class="CM_Option" onmouseover="OnOver(this);" onmouseout="OnOut(this);">
<td class="CM_Icon"></td>
<td class="CM_Label">Do Something</td>
</tr>
<tr class="CM_Option" onmouseover="OnOver(this);" onmouseout="OnOut(this);">
<td class="CM_Icon"></td>
<td class="CM_Label">Just Testing</td>
</tr>
</table>
</div>
*/
