/*\r
-Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.\r
+Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.\r
For licensing, see LICENSE.html or http://ckeditor.com/license\r
*/\r
\r
// Define some shorthands.\r
var $el = CKEDITOR.dom.element,\r
$doc = CKEDITOR.document,\r
- $tools = CKEDITOR.tools,\r
lang = editor.lang.colordialog;\r
\r
// Reference the dialog.\r
var dialog;\r
\r
- function spacer()\r
+ var spacer =\r
{\r
- return {\r
- type : 'html',\r
- html : ' '\r
- };\r
+ type : 'html',\r
+ html : ' '\r
+ };\r
+\r
+ var selected;\r
+\r
+ function clearSelected()\r
+ {\r
+ $doc.getById( selHiColorId ).removeStyle( 'background-color' );\r
+ dialog.getContentElement( 'picker', 'selectedColor' ).setValue( '' );\r
+ selected && selected.removeAttribute( 'aria-selected' );\r
+ selected = null;\r
}\r
\r
- var table = new $el( 'table' );\r
- createColorTable();\r
+ function updateSelected( evt )\r
+ {\r
+ var target = evt.data.getTarget(),\r
+ color;\r
+\r
+ if ( target.getName() == 'td' &&\r
+ ( color = target.getChild( 0 ).getHtml() ) )\r
+ {\r
+ selected = target;\r
+ selected.setAttribute( 'aria-selected', true );\r
+ dialog.getContentElement( 'picker', 'selectedColor' ).setValue( color );\r
+ }\r
+ }\r
\r
- var cellMouseover = function( event )\r
+ // Basing black-white decision off of luma scheme using the Rec. 709 version\r
+ function whiteOrBlack( color )\r
{\r
- var color = new $el( event.data.getTarget() ).getAttribute( 'title' );\r
- $doc.getById( 'hicolor' ).setStyle( 'background-color', color );\r
- $doc.getById( 'hicolortext' ).setHtml( color );\r
- };\r
+ color = color.replace( /^#/, '' );\r
+ for ( var i = 0, rgb = []; i <= 2; i++ )\r
+ rgb[i] = parseInt( color.substr( i * 2, 2 ), 16 );\r
+ var luma = (0.2126 * rgb[0]) + (0.7152 * rgb[1]) + (0.0722 * rgb[2]);\r
+ return '#' + ( luma >= 165 ? '000' : 'fff' );\r
+ }\r
\r
- var cellClick = function( event )\r
+ // Distinguish focused and hover states.\r
+ var focused, hovered;\r
+\r
+ // Apply highlight style.\r
+ function updateHighlight( event )\r
{\r
- var color = new $el( event.data.getTarget() ).getAttribute( 'title' );\r
- dialog.getContentElement( 'picker', 'selectedColor' ).setValue( color );\r
- };\r
+ // Convert to event.\r
+ !event.name && ( event = new CKEDITOR.event( event ) );\r
+\r
+ var isFocus = !(/mouse/).test( event.name ),\r
+ target = event.data.getTarget(),\r
+ color;\r
+\r
+ if ( target.getName() == 'td' && ( color = target.getChild( 0 ).getHtml() ) )\r
+ {\r
+ removeHighlight( event );\r
+\r
+ isFocus ? focused = target : hovered = target;\r
+\r
+ // Apply outline style to show focus.\r
+ if ( isFocus )\r
+ {\r
+ target.setStyle( 'border-color', whiteOrBlack( color ) );\r
+ target.setStyle( 'border-style', 'dotted' );\r
+ }\r
+\r
+ $doc.getById( hicolorId ).setStyle( 'background-color', color );\r
+ $doc.getById( hicolorTextId ).setHtml( color );\r
+ }\r
+ }\r
+\r
+ function clearHighlight()\r
+ {\r
+ var color = focused.getChild( 0 ).getHtml();\r
+ focused.setStyle( 'border-color', color );\r
+ focused.setStyle( 'border-style', 'solid' );\r
+ $doc.getById( hicolorId ).removeStyle( 'background-color' );\r
+ $doc.getById( hicolorTextId ).setHtml( ' ' );\r
+ focused = null;\r
+ }\r
+\r
+ // Remove previously focused style.\r
+ function removeHighlight( event )\r
+ {\r
+ var isFocus = !(/mouse/).test( event.name ),\r
+ target = isFocus && focused;\r
+\r
+ if ( target )\r
+ {\r
+ var color = target.getChild( 0 ).getHtml();\r
+ target.setStyle( 'border-color', color );\r
+ target.setStyle( 'border-style', 'solid' );\r
+ }\r
+\r
+ if ( ! ( focused || hovered ) )\r
+ {\r
+ $doc.getById( hicolorId ).removeStyle( 'background-color' );\r
+ $doc.getById( hicolorTextId ).setHtml( ' ' );\r
+ }\r
+ }\r
+\r
+ function onKeyStrokes( evt )\r
+ {\r
+ var domEvt = evt.data;\r
+\r
+ var element = domEvt.getTarget();\r
+ var relative, nodeToMove;\r
+ var keystroke = domEvt.getKeystroke(),\r
+ rtl = editor.lang.dir == 'rtl';\r
+\r
+ switch ( keystroke )\r
+ {\r
+ // UP-ARROW\r
+ case 38 :\r
+ // relative is TR\r
+ if ( ( relative = element.getParent().getPrevious() ) )\r
+ {\r
+ nodeToMove = relative.getChild( [ element.getIndex() ] );\r
+ nodeToMove.focus();\r
+ }\r
+ domEvt.preventDefault();\r
+ break;\r
+ // DOWN-ARROW\r
+ case 40 :\r
+ // relative is TR\r
+ if ( ( relative = element.getParent().getNext() ) )\r
+ {\r
+ nodeToMove = relative.getChild( [ element.getIndex() ] );\r
+ if ( nodeToMove && nodeToMove.type == 1 )\r
+ {\r
+ nodeToMove.focus();\r
+ }\r
+ }\r
+ domEvt.preventDefault();\r
+ break;\r
+\r
+ // SPACE\r
+ // ENTER\r
+ case 32 :\r
+ case 13 :\r
+ updateSelected( evt );\r
+ domEvt.preventDefault();\r
+ break;\r
+\r
+ // RIGHT-ARROW\r
+ case rtl ? 37 : 39 :\r
+ // relative is TD\r
+ if ( ( nodeToMove = element.getNext() ) )\r
+ {\r
+ if ( nodeToMove.type == 1 )\r
+ {\r
+ nodeToMove.focus();\r
+ domEvt.preventDefault( true );\r
+ }\r
+ }\r
+ // relative is TR\r
+ else if ( ( relative = element.getParent().getNext() ) )\r
+ {\r
+ nodeToMove = relative.getChild( [ 0 ] );\r
+ if ( nodeToMove && nodeToMove.type == 1 )\r
+ {\r
+ nodeToMove.focus();\r
+ domEvt.preventDefault( true );\r
+ }\r
+ }\r
+ break;\r
+\r
+ // LEFT-ARROW\r
+ case rtl ? 39 : 37 :\r
+ // relative is TD\r
+ if ( ( nodeToMove = element.getPrevious() ) )\r
+ {\r
+ nodeToMove.focus();\r
+ domEvt.preventDefault( true );\r
+ }\r
+ // relative is TR\r
+ else if ( ( relative = element.getParent().getPrevious() ) )\r
+ {\r
+ nodeToMove = relative.getLast();\r
+ nodeToMove.focus();\r
+ domEvt.preventDefault( true );\r
+ }\r
+ break;\r
+ default :\r
+ // Do not stop not handled events.\r
+ return;\r
+ }\r
+ }\r
\r
function createColorTable()\r
{\r
+ table = CKEDITOR.dom.element.createFromHtml\r
+ (\r
+ '<table tabIndex="-1" aria-label="' + lang.options + '"' +\r
+ ' role="grid" style="border-collapse:separate;" cellspacing="0">' +\r
+ '<caption class="cke_voice_label">' + lang.options + '</caption>' +\r
+ '<tbody role="presentation"></tbody></table>'\r
+ );\r
+\r
+ table.on( 'mouseover', updateHighlight );\r
+ table.on( 'mouseout', removeHighlight );\r
+\r
// Create the base colors array.\r
- var aColors = ['00','33','66','99','cc','ff'];\r
+ var aColors = [ '00', '33', '66', '99', 'cc', 'ff' ];\r
\r
// This function combines two ranges of three values from the color array into a row.\r
function appendColorRow( rangeA, rangeB )\r
{\r
for ( var i = rangeA ; i < rangeA + 3 ; i++ )\r
{\r
- var row = table.$.insertRow(-1);\r
+ var row = new $el( table.$.insertRow( -1 ) );\r
+ row.setAttribute( 'role', 'row' );\r
\r
for ( var j = rangeB ; j < rangeB + 3 ; j++ )\r
{\r
for ( var n = 0 ; n < 6 ; n++ )\r
{\r
- appendColorCell( row, '#' + aColors[j] + aColors[n] + aColors[i] );\r
+ appendColorCell( row.$, '#' + aColors[j] + aColors[n] + aColors[i] );\r
}\r
}\r
}\r
{\r
var cell = new $el( targetRow.insertCell( -1 ) );\r
cell.setAttribute( 'class', 'ColorCell' );\r
+ cell.setAttribute( 'tabIndex', -1 );\r
+ cell.setAttribute( 'role', 'gridcell' );\r
+\r
+ cell.on( 'keydown', onKeyStrokes );\r
+ cell.on( 'click', updateSelected );\r
+ cell.on( 'focus', updateHighlight );\r
+ cell.on( 'blur', removeHighlight );\r
+\r
cell.setStyle( 'background-color', color );\r
+ cell.setStyle( 'border', '1px solid ' + color );\r
\r
- cell.setStyle( 'width', '15px' );\r
- cell.setStyle( 'height', '15px' );\r
+ cell.setStyle( 'width', '14px' );\r
+ cell.setStyle( 'height', '14px' );\r
\r
- // Pass unparsed color value in some markup-degradable form.\r
- cell.setAttribute( 'title', color );\r
+ var colorLabel = numbering( 'color_table_cell' );\r
+ cell.setAttribute( 'aria-labelledby',colorLabel );\r
+ cell.append( CKEDITOR.dom.element.createFromHtml( '<span id="' + colorLabel + '" class="cke_voice_label">' + color + '</span>', CKEDITOR.document ) );\r
}\r
\r
appendColorRow( 0, 0 );\r
appendColorRow( 3, 3 );\r
\r
// Create the last row.\r
- var oRow = table.$.insertRow(-1) ;\r
+ var oRow = new $el( table.$.insertRow( -1 ) ) ;\r
+ oRow.setAttribute( 'role', 'row' );\r
\r
// Create the gray scale colors cells.\r
for ( var n = 0 ; n < 6 ; n++ )\r
{\r
- appendColorCell( oRow, '#' + aColors[n] + aColors[n] + aColors[n] ) ;\r
+ appendColorCell( oRow.$, '#' + aColors[n] + aColors[n] + aColors[n] ) ;\r
}\r
\r
// Fill the row with black cells.\r
for ( var i = 0 ; i < 12 ; i++ )\r
{\r
- appendColorCell( oRow, '#000000' ) ;\r
+ appendColorCell( oRow.$, '#000000' ) ;\r
}\r
}\r
\r
- function clear()\r
- {\r
- $doc.getById( 'selhicolor' ).removeStyle( 'background-color' );\r
- dialog.getContentElement( 'picker', 'selectedColor' ).setValue( '' );\r
- }\r
+ var numbering = function( id )\r
+ {\r
+ return CKEDITOR.tools.getNextId() + '_' + id;\r
+ },\r
+ hicolorId = numbering( 'hicolor' ),\r
+ hicolorTextId = numbering( 'hicolortext' ),\r
+ selHiColorId = numbering( 'selhicolor' ),\r
+ table;\r
\r
- var clearActual = $tools.addFunction( function()\r
- {\r
- $doc.getById( 'hicolor' ).removeStyle( 'background-color' );\r
- $doc.getById( 'hicolortext' ).setHtml( ' ' );\r
- } );\r
+ createColorTable();\r
\r
return {\r
title : lang.title,\r
// Update reference.\r
dialog = this;\r
},\r
+ onHide : function()\r
+ {\r
+ clearSelected();\r
+ clearHighlight();\r
+ },\r
contents : [\r
{\r
id : 'picker',\r
[\r
{\r
type : 'html',\r
- html : '<table onmouseout="CKEDITOR.tools.callFunction( ' + clearActual + ' );">' + table.getHtml() + '</table>',\r
+ html : '<div></div>',\r
onLoad : function()\r
{\r
- var table = CKEDITOR.document.getById( this.domId );\r
- table.on( 'mouseover', cellMouseover );\r
- table.on( 'click', cellClick );\r
+ CKEDITOR.document.getById( this.domId ).append( table );\r
+ },\r
+ focus : function()\r
+ {\r
+ // Restore the previously focused cell,\r
+ // otherwise put the initial focus on the first table cell.\r
+ ( focused || this.getElement().getElementsByTag( 'td' ).getItem( 0 ) ).focus();\r
}\r
},\r
- spacer(),\r
+ spacer,\r
{\r
type : 'vbox',\r
padding : 0,\r
{\r
type : 'html',\r
html : '<span>' + lang.highlight +'</span>\\r
- <div id="hicolor" style="border: 1px solid; height: 74px; width: 74px;"></div>\\r
- <div id="hicolortext"> </div>\\r
- <span>' + lang.selected +'</span>\\r
- <div id="selhicolor" style="border: 1px solid; height: 20px; width: 74px;"></div>'\r
+ <div id="' + hicolorId + '" style="border: 1px solid; height: 74px; width: 74px;"></div>\\r
+ <div id="' + hicolorTextId + '"> </div><span>' + lang.selected + '</span>\\r
+ <div id="' + selHiColorId + '" style="border: 1px solid; height: 20px; width: 74px;"></div>'\r
},\r
{\r
type : 'text',\r
+ label : lang.selected,\r
+ labelStyle: 'display:none',\r
id : 'selectedColor',\r
style : 'width: 74px',\r
onChange : function()\r
// Try to update color preview with new value. If fails, then set it no none.\r
try\r
{\r
- $doc.getById( 'selhicolor' ).setStyle( 'background-color', this.getValue() );\r
+ $doc.getById( selHiColorId ).setStyle( 'background-color', this.getValue() );\r
}\r
catch ( e )\r
{\r
- clear();\r
+ clearSelected();\r
}\r
}\r
},\r
- spacer(),\r
+ spacer,\r
{\r
type : 'button',\r
id : 'clear',\r
style : 'margin-top: 5px',\r
label : lang.clear,\r
- onClick : clear\r
+ onClick : clearSelected\r
}\r
]\r
}\r