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/*
* 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 ==
*
* Stretch the editor to full window size and back.
*/
var FCKFitWindow = function()
{
this.Name = 'FitWindow' ;
}
FCKFitWindow.prototype.Execute = function()
{
var eEditorFrame = window.frameElement ;
var eEditorFrameStyle = eEditorFrame.style ;
var eMainWindow = parent ;
var eDocEl = eMainWindow.document.documentElement ;
var eBody = eMainWindow.document.body ;
var eBodyStyle = eBody.style ;
var eParent ;
// Save the current selection and scroll position.
var oRange, oEditorScrollPos ;
if ( FCK.EditMode == FCK_EDITMODE_WYSIWYG )
{
oRange = new FCKDomRange( FCK.EditorWindow ) ;
oRange.MoveToSelection() ;
oEditorScrollPos = FCKTools.GetScrollPosition( FCK.EditorWindow ) ;
}
else
{
var eTextarea = FCK.EditingArea.Textarea ;
oRange = !FCKBrowserInfo.IsIE && [ eTextarea.selectionStart, eTextarea.selectionEnd ] ;
oEditorScrollPos = [ eTextarea.scrollLeft, eTextarea.scrollTop ] ;
}
// No original style properties known? Go fullscreen.
if ( !this.IsMaximized )
{
// Registering an event handler when the window gets resized.
if( FCKBrowserInfo.IsIE )
eMainWindow.attachEvent( 'onresize', FCKFitWindow_Resize ) ;
else
eMainWindow.addEventListener( 'resize', FCKFitWindow_Resize, true ) ;
// Save the scrollbars position.
this._ScrollPos = FCKTools.GetScrollPosition( eMainWindow ) ;
// Save and reset the styles for the entire node tree. They could interfere in the result.
eParent = eEditorFrame ;
// The extra () is to avoid a warning with strict error checking. This is ok.
while( (eParent = eParent.parentNode) )
{
if ( eParent.nodeType == 1 )
{
eParent._fckSavedStyles = FCKTools.SaveStyles( eParent ) ;
eParent.style.zIndex = FCKConfig.FloatingPanelsZIndex - 1 ;
}
}
// Hide IE scrollbars (in strict mode).
if ( FCKBrowserInfo.IsIE )
{
this.documentElementOverflow = eDocEl.style.overflow ;
eDocEl.style.overflow = 'hidden' ;
eBodyStyle.overflow = 'hidden' ;
}
else
{
// Hide the scroolbars in Firefox.
eBodyStyle.overflow = 'hidden' ;
eBodyStyle.width = '0px' ;
eBodyStyle.height = '0px' ;
}
// Save the IFRAME styles.
this._EditorFrameStyles = FCKTools.SaveStyles( eEditorFrame ) ;
// Resize.
var oViewPaneSize = FCKTools.GetViewPaneSize( eMainWindow ) ;
eEditorFrameStyle.position = "absolute";
eEditorFrame.offsetLeft ; // Kludge for Safari 3.1 browser bug, do not remove. See #2066.
eEditorFrameStyle.zIndex = FCKConfig.FloatingPanelsZIndex - 1;
eEditorFrameStyle.left = "0px";
eEditorFrameStyle.top = "0px";
eEditorFrameStyle.width = oViewPaneSize.Width + "px";
eEditorFrameStyle.height = oViewPaneSize.Height + "px";
// Giving the frame some (huge) borders on his right and bottom
// side to hide the background that would otherwise show when the
// editor is in fullsize mode and the window is increased in size
// not for IE, because IE immediately adapts the editor on resize,
// without showing any of the background oddly in firefox, the
// editor seems not to fill the whole frame, so just setting the
// background of it to white to cover the page laying behind it anyway.
if ( !FCKBrowserInfo.IsIE )
{
eEditorFrameStyle.borderRight = eEditorFrameStyle.borderBottom = "9999px solid white" ;
eEditorFrameStyle.backgroundColor = "white";
}
// Scroll to top left.
eMainWindow.scrollTo(0, 0);
// Is the editor still not on the top left? Let's find out and fix that as well. (Bug #174)
var editorPos = FCKTools.GetWindowPosition( eMainWindow, eEditorFrame ) ;
if ( editorPos.x != 0 )
eEditorFrameStyle.left = ( -1 * editorPos.x ) + "px" ;
if ( editorPos.y != 0 )
eEditorFrameStyle.top = ( -1 * editorPos.y ) + "px" ;
this.IsMaximized = true ;
}
else // Resize to original size.
{
// Remove the event handler of window resizing.
if( FCKBrowserInfo.IsIE )
eMainWindow.detachEvent( "onresize", FCKFitWindow_Resize ) ;
else
eMainWindow.removeEventListener( "resize", FCKFitWindow_Resize, true ) ;
// Restore the CSS position for the entire node tree.
eParent = eEditorFrame ;
// The extra () is to avoid a warning with strict error checking. This is ok.
while( (eParent = eParent.parentNode) )
{
if ( eParent._fckSavedStyles )
{
FCKTools.RestoreStyles( eParent, eParent._fckSavedStyles ) ;
eParent._fckSavedStyles = null ;
}
}
// Restore IE scrollbars
if ( FCKBrowserInfo.IsIE )
eDocEl.style.overflow = this.documentElementOverflow ;
// Restore original size
FCKTools.RestoreStyles( eEditorFrame, this._EditorFrameStyles ) ;
// Restore the window scroll position.
eMainWindow.scrollTo( this._ScrollPos.X, this._ScrollPos.Y ) ;
this.IsMaximized = false ;
}
FCKToolbarItems.GetItem('FitWindow').RefreshState() ;
// It seams that Firefox restarts the editing area when making this changes.
// On FF 1.0.x, the area is not anymore editable. On FF 1.5+, the special
//configuration, like DisableFFTableHandles and DisableObjectResizing get
//lost, so we must reset it. Also, the cursor position and selection are
//also lost, even if you comment the following line (MakeEditable).
// if ( FCKBrowserInfo.IsGecko10 ) // Initially I thought it was a FF 1.0 only problem.
if ( FCK.EditMode == FCK_EDITMODE_WYSIWYG )
FCK.EditingArea.MakeEditable() ;
FCK.Focus() ;
// Restore the selection and scroll position of inside the document.
if ( FCK.EditMode == FCK_EDITMODE_WYSIWYG )
{
oRange.Select() ;
FCK.EditorWindow.scrollTo( oEditorScrollPos.X, oEditorScrollPos.Y ) ;
}
else
{
if ( !FCKBrowserInfo.IsIE )
{
eTextarea.selectionStart = oRange[0] ;
eTextarea.selectionEnd = oRange[1] ;
}
eTextarea.scrollLeft = oEditorScrollPos[0] ;
eTextarea.scrollTop = oEditorScrollPos[1] ;
}
}
FCKFitWindow.prototype.GetState = function()
{
if ( FCKConfig.ToolbarLocation != 'In' )
return FCK_TRISTATE_DISABLED ;
else
return ( this.IsMaximized ? FCK_TRISTATE_ON : FCK_TRISTATE_OFF );
}
function FCKFitWindow_Resize()
{
var oViewPaneSize = FCKTools.GetViewPaneSize( parent ) ;
var eEditorFrameStyle = window.frameElement.style ;
eEditorFrameStyle.width = oViewPaneSize.Width + 'px' ;
eEditorFrameStyle.height = oViewPaneSize.Height + 'px' ;
}
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