/* * FCKeditor - The text editor for Internet - http://www.fckeditor.net * Copyright (C) 2003-2010 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 == * * Component that creates floating panels. It is used by many * other components, like the toolbar items, context menu, etc... */ var FCKPanel = function( parentWindow ) { this.IsRTL = ( FCKLang.Dir == 'rtl' ) ; this.IsContextMenu = false ; this._LockCounter = 0 ; this._Window = parentWindow || window ; var oDocument ; if ( FCKBrowserInfo.IsIE ) { // Create the Popup that will hold the panel. // The popup has to be created before playing with domain hacks, see #1666. this._Popup = this._Window.createPopup() ; // this._Window cannot be accessed while playing with domain hacks, but local variable is ok. // See #1666. var pDoc = this._Window.document ; // This is a trick to IE6 (not IE7). The original domain must be set // before creating the popup, so we are able to take a refence to the // document inside of it, and the set the proper domain for it. (#123) if ( FCK_IS_CUSTOM_DOMAIN && !FCKBrowserInfo.IsIE7 ) { pDoc.domain = FCK_ORIGINAL_DOMAIN ; document.domain = FCK_ORIGINAL_DOMAIN ; } oDocument = this.Document = this._Popup.document ; // Set the proper domain inside the popup. if ( FCK_IS_CUSTOM_DOMAIN ) { oDocument.domain = FCK_RUNTIME_DOMAIN ; pDoc.domain = FCK_RUNTIME_DOMAIN ; document.domain = FCK_RUNTIME_DOMAIN ; } FCK.IECleanup.AddItem( this, FCKPanel_Cleanup ) ; } else { var oIFrame = this._IFrame = this._Window.document.createElement('iframe') ; FCKTools.ResetStyles( oIFrame ); oIFrame.src = 'javascript:void(0)' ; oIFrame.allowTransparency = true ; oIFrame.frameBorder = '0' ; oIFrame.scrolling = 'no' ; oIFrame.style.width = oIFrame.style.height = '0px' ; FCKDomTools.SetElementStyles( oIFrame, { position : 'absolute', zIndex : FCKConfig.FloatingPanelsZIndex } ) ; this._Window.document.body.appendChild( oIFrame ) ; var oIFrameWindow = oIFrame.contentWindow ; oDocument = this.Document = oIFrameWindow.document ; // Workaround for Safari 12256. Ticket #63 var sBase = '' ; if ( FCKBrowserInfo.IsSafari ) sBase = '' ; // Initialize the IFRAME document body. oDocument.open() ; oDocument.write( '' + sBase + '<\/head><\/body><\/html>' ) ; oDocument.close() ; if( FCKBrowserInfo.IsAIR ) FCKAdobeAIR.Panel_Contructor( oDocument, window.document.location ) ; FCKTools.AddEventListenerEx( oIFrameWindow, 'focus', FCKPanel_Window_OnFocus, this ) ; FCKTools.AddEventListenerEx( oIFrameWindow, 'blur', FCKPanel_Window_OnBlur, this ) ; } oDocument.dir = FCKLang.Dir ; FCKTools.AddEventListener( oDocument, 'contextmenu', FCKTools.CancelEvent ) ; // Create the main DIV that is used as the panel base. this.MainNode = oDocument.body.appendChild( oDocument.createElement('DIV') ) ; // The "float" property must be set so Firefox calculates the size correctly. this.MainNode.style.cssFloat = this.IsRTL ? 'right' : 'left' ; } FCKPanel.prototype.AppendStyleSheet = function( styleSheet ) { FCKTools.AppendStyleSheet( this.Document, styleSheet ) ; } FCKPanel.prototype.Preload = function( x, y, relElement ) { // The offsetWidth and offsetHeight properties are not available if the // element is not visible. So we must "show" the popup with no size to // be able to use that values in the second call (IE only). if ( this._Popup ) this._Popup.show( x, y, 0, 0, relElement ) ; } // Workaround for IE7 problem. See #1982 // Submenus are restricted to the size of its parent, so we increase it as needed. // Returns true if the panel has been repositioned FCKPanel.prototype.ResizeForSubpanel = function( panel, width, height ) { if ( !FCKBrowserInfo.IsIE7 ) return false ; if ( !this._Popup.isOpen ) { this.Subpanel = null ; return false ; } // If we are resetting the extra space if ( width == 0 && height == 0 ) { // Another subpanel is being shown, so we must not shrink back if (this.Subpanel !== panel) return false ; // Reset values. // We leave the IncreasedY untouched to avoid vertical movement of the // menu if the submenu is higher than the main menu. this.Subpanel = null ; this.IncreasedX = 0 ; } else { this.Subpanel = panel ; // If the panel has already been increased enough, get out if ( ( this.IncreasedX >= width ) && ( this.IncreasedY >= height ) ) return false ; this.IncreasedX = Math.max( this.IncreasedX, width ) ; this.IncreasedY = Math.max( this.IncreasedY, height ) ; } var x = this.ShowRect.x ; var w = this.IncreasedX ; if ( this.IsRTL ) x = x - w ; // Horizontally increase as needed (sum of widths). // Vertically, use only the maximum of this menu or the submenu var finalWidth = this.ShowRect.w + w ; var finalHeight = Math.max( this.ShowRect.h, this.IncreasedY ) ; if ( this.ParentPanel ) this.ParentPanel.ResizeForSubpanel( this, finalWidth, finalHeight ) ; this._Popup.show( x, this.ShowRect.y, finalWidth, finalHeight, this.RelativeElement ) ; return this.IsRTL ; } FCKPanel.prototype.Show = function( x, y, relElement, width, height ) { var iMainWidth ; var eMainNode = this.MainNode ; if ( this._Popup ) { // The offsetWidth and offsetHeight properties are not available if the // element is not visible. So we must "show" the popup with no size to // be able to use that values in the second call. this._Popup.show( x, y, 0, 0, relElement ) ; // The following lines must be place after the above "show", otherwise it // doesn't has the desired effect. FCKDomTools.SetElementStyles( eMainNode, { width : width ? width + 'px' : '', height : height ? height + 'px' : '' } ) ; iMainWidth = eMainNode.offsetWidth ; if ( FCKBrowserInfo.IsIE7 ) { if (this.ParentPanel && this.ParentPanel.ResizeForSubpanel(this, iMainWidth, eMainNode.offsetHeight) ) { // As the parent has moved, allow the browser to update its internal data, so the new position is correct. FCKTools.RunFunction( this.Show, this, [x, y, relElement] ) ; return ; } } if ( this.IsRTL ) { if ( this.IsContextMenu ) x = x - iMainWidth + 1 ; else if ( relElement ) x = ( x * -1 ) + relElement.offsetWidth - iMainWidth ; } if ( FCKBrowserInfo.IsIE7 ) { // Store the values that will be used by the ResizeForSubpanel function this.ShowRect = {x:x, y:y, w:iMainWidth, h:eMainNode.offsetHeight} ; this.IncreasedX = 0 ; this.IncreasedY = 0 ; this.RelativeElement = relElement ; } // Save the popup related arguments so they can be used by others (e.g. SCAYT). this._PopupArgs = [x, y, iMainWidth, eMainNode.offsetHeight, relElement]; // Second call: Show the Popup at the specified location, with the correct size. this._Popup.show( x, y, iMainWidth, eMainNode.offsetHeight, relElement ) ; if ( this.OnHide ) { if ( this._Timer ) CheckPopupOnHide.call( this, true ) ; this._Timer = FCKTools.SetInterval( CheckPopupOnHide, 100, this ) ; } } else { // Do not fire OnBlur while the panel is opened. if ( typeof( FCK.ToolbarSet.CurrentInstance.FocusManager ) != 'undefined' ) FCK.ToolbarSet.CurrentInstance.FocusManager.Lock() ; if ( this.ParentPanel ) { this.ParentPanel.Lock() ; // Due to a bug on FF3, we must ensure that the parent panel will // blur (#1584). FCKPanel_Window_OnBlur( null, this.ParentPanel ) ; } // Toggle the iframe scrolling attribute to prevent the panel // scrollbars from disappearing in FF Mac. (#191) if ( FCKBrowserInfo.IsGecko && FCKBrowserInfo.IsMac ) { this._IFrame.scrolling = '' ; FCKTools.RunFunction( function(){ this._IFrame.scrolling = 'no'; }, this ) ; } // Be sure we'll not have more than one Panel opened at the same time. // Do not unlock focus manager here because we're displaying another floating panel // instead of returning the editor to a "no panel" state (Bug #1514). if ( FCK.ToolbarSet.CurrentInstance.GetInstanceObject( 'FCKPanel' )._OpenedPanel && FCK.ToolbarSet.CurrentInstance.GetInstanceObject( 'FCKPanel' )._OpenedPanel != this ) FCK.ToolbarSet.CurrentInstance.GetInstanceObject( 'FCKPanel' )._OpenedPanel.Hide( false, true ) ; FCKDomTools.SetElementStyles( eMainNode, { width : width ? width + 'px' : '', height : height ? height + 'px' : '' } ) ; iMainWidth = eMainNode.offsetWidth ; if ( !width ) this._IFrame.width = 1 ; if ( !height ) this._IFrame.height = 1 ; // This is weird... but with Firefox, we must get the offsetWidth before // setting the _IFrame size (which returns "0"), and then after that, // to return the correct width. Remove the first step and it will not // work when the editor is in RTL. // // The "|| eMainNode.firstChild.offsetWidth" part has been added // for Opera compatibility (see #570). iMainWidth = eMainNode.offsetWidth || eMainNode.firstChild.offsetWidth ; // Base the popup coordinates upon the coordinates of relElement. var oPos = FCKTools.GetDocumentPosition( this._Window, relElement.nodeType == 9 ? ( FCKTools.IsStrictMode( relElement ) ? relElement.documentElement : relElement.body ) : relElement ) ; // Minus the offsets provided by any positioned parent element of the panel iframe. var positionedAncestor = FCKDomTools.GetPositionedAncestor( this._IFrame.parentNode ) ; if ( positionedAncestor ) { var nPos = FCKTools.GetDocumentPosition( FCKTools.GetElementWindow( positionedAncestor ), positionedAncestor ) ; oPos.x -= nPos.x ; oPos.y -= nPos.y ; } if ( this.IsRTL && !this.IsContextMenu ) x = ( x * -1 ) ; x += oPos.x ; y += oPos.y ; if ( this.IsRTL ) { if ( this.IsContextMenu ) x = x - iMainWidth + 1 ; else if ( relElement ) x = x + relElement.offsetWidth - iMainWidth ; } else { var oViewPaneSize = FCKTools.GetViewPaneSize( this._Window ) ; var oScrollPosition = FCKTools.GetScrollPosition( this._Window ) ; var iViewPaneHeight = oViewPaneSize.Height + oScrollPosition.Y ; var iViewPaneWidth = oViewPaneSize.Width + oScrollPosition.X ; if ( ( x + iMainWidth ) > iViewPaneWidth ) x -= x + iMainWidth - iViewPaneWidth ; if ( ( y + eMainNode.offsetHeight ) > iViewPaneHeight ) y -= y + eMainNode.offsetHeight - iViewPaneHeight ; } // Set the context menu DIV in the specified location. FCKDomTools.SetElementStyles( this._IFrame, { left : x + 'px', top : y + 'px' } ) ; // Move the focus to the IFRAME so we catch the "onblur". this._IFrame.contentWindow.focus() ; this._IsOpened = true ; var me = this ; this._resizeTimer = setTimeout( function() { var iWidth = eMainNode.offsetWidth || eMainNode.firstChild.offsetWidth ; var iHeight = eMainNode.offsetHeight ; me._IFrame.style.width = iWidth + 'px' ; me._IFrame.style.height = iHeight + 'px' ; }, 0 ) ; FCK.ToolbarSet.CurrentInstance.GetInstanceObject( 'FCKPanel' )._OpenedPanel = this ; } FCKTools.RunFunction( this.OnShow, this ) ; } FCKPanel.prototype.Hide = function( ignoreOnHide, ignoreFocusManagerUnlock ) { if ( this._Popup ) this._Popup.hide() ; else { if ( !this._IsOpened || this._LockCounter > 0 ) return ; // Enable the editor to fire the "OnBlur". if ( typeof( FCKFocusManager ) != 'undefined' && !ignoreFocusManagerUnlock ) FCKFocusManager.Unlock() ; // It is better to set the sizes to 0, otherwise Firefox would have // rendering problems. this._IFrame.style.width = this._IFrame.style.height = '0px' ; this._IsOpened = false ; if ( this._resizeTimer ) { clearTimeout( this._resizeTimer ) ; this._resizeTimer = null ; } if ( this.ParentPanel ) this.ParentPanel.Unlock() ; if ( !ignoreOnHide ) FCKTools.RunFunction( this.OnHide, this ) ; } } FCKPanel.prototype.CheckIsOpened = function() { if ( this._Popup ) return this._Popup.isOpen ; else return this._IsOpened ; } FCKPanel.prototype.CreateChildPanel = function() { var oWindow = this._Popup ? FCKTools.GetDocumentWindow( this.Document ) : this._Window ; var oChildPanel = new FCKPanel( oWindow ) ; oChildPanel.ParentPanel = this ; return oChildPanel ; } FCKPanel.prototype.Lock = function() { this._LockCounter++ ; } FCKPanel.prototype.Unlock = function() { if ( --this._LockCounter == 0 && !this.HasFocus ) this.Hide() ; } /* Events */ function FCKPanel_Window_OnFocus( e, panel ) { panel.HasFocus = true ; } function FCKPanel_Window_OnBlur( e, panel ) { panel.HasFocus = false ; if ( panel._LockCounter == 0 ) FCKTools.RunFunction( panel.Hide, panel ) ; } function CheckPopupOnHide( forceHide ) { if ( forceHide || !this._Popup.isOpen ) { window.clearInterval( this._Timer ) ; this._Timer = null ; if (this._Popup && this.ParentPanel && !forceHide) this.ParentPanel.ResizeForSubpanel(this, 0, 0) ; FCKTools.RunFunction( this.OnHide, this ) ; } } function FCKPanel_Cleanup() { this._Popup = null ; this._Window = null ; this.Document = null ; this.MainNode = null ; this.RelativeElement = null ; }