source: extensions/FCKEditor/editor/_source/classes/fcktoolbarspecialcombo.js @ 3295

/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * FCKToolbarSpecialCombo Class: This is a "abstract" base class to be used
 * by the special combo toolbar elements like font name, font size, paragraph format, etc...
 *
 * The following properties and methods must be implemented when inheriting from
 * this class:
 *      - Property:     CommandName                                                     [ The command name to be executed ]
 *      - Method:       GetLabel()                                                      [ Returns the label ]
 *      -                       CreateItems( targetSpecialCombo )       [ Add all items in the special combo ]
 */

var FCKToolbarSpecialCombo = function()
{
        this.SourceView                 = false ;
        this.ContextSensitive   = true ;
        this.FieldWidth                 = null ;
        this.PanelWidth                 = null ;
        this.PanelMaxHeight             = null ;
        //this._LastValue                       = null ;
}


FCKToolbarSpecialCombo.prototype.DefaultLabel = '' ;

function FCKToolbarSpecialCombo_OnSelect( itemId, item )
{
        FCK.ToolbarSet.CurrentInstance.Commands.GetCommand( this.CommandName ).Execute( itemId, item ) ;
}

FCKToolbarSpecialCombo.prototype.Create = function( targetElement )
{
        this._Combo = new FCKSpecialCombo( this.GetLabel(), this.FieldWidth, this.PanelWidth, this.PanelMaxHeight, FCKBrowserInfo.IsIE ? window : FCKTools.GetElementWindow( targetElement ).parent ) ;

        /*
        this._Combo.FieldWidth          = this.FieldWidth               != null ? this.FieldWidth               : 100 ;
        this._Combo.PanelWidth          = this.PanelWidth               != null ? this.PanelWidth               : 150 ;
        this._Combo.PanelMaxHeight      = this.PanelMaxHeight   != null ? this.PanelMaxHeight   : 150 ;
        */

        //this._Combo.Command.Name = this.Command.Name;
//      this._Combo.Label       = this.Label ;
        this._Combo.Tooltip     = this.Tooltip ;
        this._Combo.Style       = this.Style ;

        this.CreateItems( this._Combo ) ;

        this._Combo.Create( targetElement ) ;

        this._Combo.CommandName = this.CommandName ;

        this._Combo.OnSelect = FCKToolbarSpecialCombo_OnSelect ;
}

function FCKToolbarSpecialCombo_RefreshActiveItems( combo, value )
{
        combo.DeselectAll() ;
        combo.SelectItem( value ) ;
        combo.SetLabelById( value ) ;
}

FCKToolbarSpecialCombo.prototype.RefreshState = function()
{
        // Gets the actual state.
        var eState ;

//      if ( FCK.EditMode == FCK_EDITMODE_SOURCE && ! this.SourceView )
//              eState = FCK_TRISTATE_DISABLED ;
//      else
//      {
                var sValue = FCK.ToolbarSet.CurrentInstance.Commands.GetCommand( this.CommandName ).GetState() ;

//              FCKDebug.Output( 'RefreshState of Special Combo "' + this.TypeOf + '" - State: ' + sValue ) ;

                if ( sValue != FCK_TRISTATE_DISABLED )
                {
                        eState = FCK_TRISTATE_ON ;

                        if ( this.RefreshActiveItems )
                                this.RefreshActiveItems( this._Combo, sValue ) ;
                        else
                        {
                                if ( this._LastValue !== sValue)
                                {
                                        this._LastValue = sValue ;

                                        if ( !sValue || sValue.length == 0 )
                                        {
                                                this._Combo.DeselectAll() ;
                                                this._Combo.SetLabel( this.DefaultLabel ) ;
                                        }
                                        else
                                                FCKToolbarSpecialCombo_RefreshActiveItems( this._Combo, sValue ) ;
                                }
                        }
                }
                else
                        eState = FCK_TRISTATE_DISABLED ;
//      }

        // If there are no state changes then do nothing and return.
        if ( eState == this.State ) return ;

        if ( eState == FCK_TRISTATE_DISABLED )
        {
                this._Combo.DeselectAll() ;
                this._Combo.SetLabel( '' ) ;
        }

        // Sets the actual state.
        this.State = eState ;

        // Updates the graphical state.
        this._Combo.SetEnabled( eState != FCK_TRISTATE_DISABLED ) ;
}

FCKToolbarSpecialCombo.prototype.Enable = function()
{
        this.RefreshState() ;
}

FCKToolbarSpecialCombo.prototype.Disable = function()
{
        this.State = FCK_TRISTATE_DISABLED ;
        this._Combo.DeselectAll() ;
        this._Combo.SetLabel( '' ) ;
        this._Combo.SetEnabled( false ) ;
}