1
// Register the related command.
2
FCKCommands.RegisterCommand( 'Placeholder', new FCKDialogCommand( 'Placeholder', FCKLang.PlaceholderDlgTitle, FCKPlugins.Items['placeholder'].Path + 'fck_placeholder.html', 340, 170 ) ) ;
4
// Create the "Plaholder" toolbar button.
5
var oPlaceholderItem = new FCKToolbarButton( 'Placeholder', FCKLang.PlaceholderBtn ) ;
6
oPlaceholderItem.IconPath = FCKPlugins.Items['placeholder'].Path + 'placeholder.gif' ;
7
FCKToolbarItems.RegisterItem( 'Placeholder', oPlaceholderItem ) ;
10
// The object used for all Placeholder operations.
11
var FCKPlaceholders = new Object() ;
13
// Add a new placeholder at the actual selection.
14
FCKPlaceholders.Add = function( name )
16
var oSpan = FCK.CreateElement( 'SPAN' ) ;
17
this.SetupSpan( oSpan, name ) ;
20
FCKPlaceholders.SetupSpan = function( span, name )
22
span.innerHTML = '[[ ' + name + ' ]]' ;
24
span.style.backgroundColor = '#ffff00' ;
25
span.style.color = '#000000' ;
27
if ( FCKBrowserInfo.IsGecko )
28
span.style.cursor = 'default' ;
30
span._fckplaceholder = name ;
31
span.contentEditable = false ;
33
// To avoid it to be resized.
34
span.onresizestart = function()
36
FCK.EditorWindow.event.returnValue = false ;
41
// On Gecko we must do this trick so the user select all the SPAN when clicking on it.
42
FCKPlaceholders._SetupClickListener = function()
44
FCKPlaceholders._ClickListener = function( e )
46
if ( e.target.tagName == 'SPAN' && e.target._fckplaceholder )
47
FCKSelection.SelectNode( e.target ) ;
50
FCK.EditorDocument.addEventListener( 'click', FCKPlaceholders._ClickListener, true ) ;
53
// Open the Placeholder dialog on double click.
54
FCKPlaceholders.OnDoubleClick = function( span )
56
if ( span.tagName == 'SPAN' && span._fckplaceholder )
57
FCKCommands.GetCommand( 'Placeholder' ).Execute() ;
60
FCK.RegisterDoubleClickHandler( FCKPlaceholders.OnDoubleClick, 'SPAN' ) ;
62
// Check if a Placholder name is already in use.
63
FCKPlaceholders.Exist = function( name )
65
var aSpans = FCK.EditorDocument.getElementsByTagName( 'SPAN' )
67
for ( var i = 0 ; i < aSpans.length ; i++ )
69
if ( aSpans[i]._fckplaceholder == name )
74
if ( FCKBrowserInfo.IsIE )
76
FCKPlaceholders.Redraw = function()
78
var aPlaholders = FCK.EditorDocument.body.innerText.match( /\[\[[^\[\]]+\]\]/g ) ;
82
var oRange = FCK.EditorDocument.body.createTextRange() ;
84
for ( var i = 0 ; i < aPlaholders.length ; i++ )
86
if ( oRange.findText( aPlaholders[i] ) )
88
var sName = aPlaholders[i].match( /\[\[\s*([^\]]*?)\s*\]\]/ )[1] ;
89
oRange.pasteHTML( '<span style="color: #000000; background-color: #ffff00" contenteditable="false" _fckplaceholder="' + sName + '">' + aPlaholders[i] + '</span>' ) ;
96
FCKPlaceholders.Redraw = function()
98
var oInteractor = FCK.EditorDocument.createTreeWalker( FCK.EditorDocument.body, NodeFilter.SHOW_TEXT, FCKPlaceholders._AcceptNode, true ) ;
100
var aNodes = new Array() ;
102
while ( oNode = oInteractor.nextNode() )
104
aNodes[ aNodes.length ] = oNode ;
107
for ( var n = 0 ; n < aNodes.length ; n++ )
109
var aPieces = aNodes[n].nodeValue.split( /(\[\[[^\[\]]+\]\])/g ) ;
111
for ( var i = 0 ; i < aPieces.length ; i++ )
113
if ( aPieces[i].length > 0 )
115
if ( aPieces[i].indexOf( '[[' ) == 0 )
117
var sName = aPieces[i].match( /\[\[\s*([^\]]*?)\s*\]\]/ )[1] ;
119
var oSpan = FCK.EditorDocument.createElement( 'span' ) ;
120
FCKPlaceholders.SetupSpan( oSpan, sName ) ;
122
aNodes[n].parentNode.insertBefore( oSpan, aNodes[n] ) ;
125
aNodes[n].parentNode.insertBefore( FCK.EditorDocument.createTextNode( aPieces[i] ) , aNodes[n] ) ;
129
aNodes[n].parentNode.removeChild( aNodes[n] ) ;
132
FCKPlaceholders._SetupClickListener() ;
135
FCKPlaceholders._AcceptNode = function( node )
137
if ( /\[\[[^\[\]]+\]\]/.test( node.nodeValue ) )
138
return NodeFilter.FILTER_ACCEPT ;
140
return NodeFilter.FILTER_SKIP ;
144
FCK.Events.AttachEvent( 'OnAfterSetHTML', FCKPlaceholders.Redraw ) ;
146
// The "Redraw" method must be called on startup.
147
FCKPlaceholders.Redraw() ;
149
// We must process the SPAN tags to replace then with the real resulting value of the placeholder.
150
FCKXHtml.TagProcessors['span'] = function( node, htmlNode )
152
if ( htmlNode._fckplaceholder )
153
node = FCKXHtml.XML.createTextNode( '[[' + htmlNode._fckplaceholder + ']]' ) ;
155
FCKXHtml._AppendChildNodes( node, htmlNode, false ) ;