469 lines
17 KiB
JavaScript
469 lines
17 KiB
JavaScript
/**
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* @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
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* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
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*/
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/**
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* @fileOverview The "colorbutton" plugin that makes it possible to assign
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* text and background colors to editor contents.
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*
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*/
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CKEDITOR.plugins.add( 'colorbutton', {
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requires: 'panelbutton,floatpanel',
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// jscs:disable maximumLineLength
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lang: 'af,ar,az,bg,bn,bs,ca,cs,cy,da,de,de-ch,el,en,en-au,en-ca,en-gb,eo,es,es-mx,et,eu,fa,fi,fo,fr,fr-ca,gl,gu,he,hi,hr,hu,id,is,it,ja,ka,km,ko,ku,lt,lv,mk,mn,ms,nb,nl,no,oc,pl,pt,pt-br,ro,ru,si,sk,sl,sq,sr,sr-latn,sv,th,tr,tt,ug,uk,vi,zh,zh-cn', // %REMOVE_LINE_CORE%
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// jscs:enable maximumLineLength
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icons: 'bgcolor,textcolor', // %REMOVE_LINE_CORE%
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hidpi: true, // %REMOVE_LINE_CORE%
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init: function( editor ) {
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var config = editor.config,
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lang = editor.lang.colorbutton;
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if ( !CKEDITOR.env.hc ) {
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addButton( 'TextColor', 'fore', lang.textColorTitle, 10, {
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contentTransformations: [
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[
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{
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element: 'font',
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check: 'span{color}',
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left: function( element ) {
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return !!element.attributes.color;
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},
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right: function( element ) {
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element.name = 'span';
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element.attributes.color && ( element.styles.color = element.attributes.color );
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delete element.attributes.color;
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}
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}
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]
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]
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} );
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var bgOptions = {},
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normalizeBackground = editor.config.colorButton_normalizeBackground;
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if ( normalizeBackground === undefined || normalizeBackground ) {
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// If background contains only color, then we want to convert it into background-color so that it's
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// correctly picked by colorbutton plugin.
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bgOptions.contentTransformations = [
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[
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{
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// Transform span that specify background with color only to background-color.
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element: 'span',
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left: function( element ) {
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var tools = CKEDITOR.tools;
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if ( element.name != 'span' || !element.styles || !element.styles.background ) {
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return false;
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}
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var background = tools.style.parse.background( element.styles.background );
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// We return true only if background specifies **only** color property, and there's only one background directive.
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return background.color && tools.objectKeys( background ).length === 1;
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},
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right: function( element ) {
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var style = new CKEDITOR.style( editor.config.colorButton_backStyle, {
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color: element.styles.background
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} ),
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definition = style.getDefinition();
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// Align the output object with the template used in config.
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element.name = definition.element;
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element.styles = definition.styles;
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element.attributes = definition.attributes || {};
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return element;
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}
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}
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]
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];
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}
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addButton( 'BGColor', 'back', lang.bgColorTitle, 20, bgOptions );
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}
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function addButton( name, type, title, order, options ) {
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var style = new CKEDITOR.style( config[ 'colorButton_' + type + 'Style' ] ),
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colorBoxId = CKEDITOR.tools.getNextId() + '_colorBox',
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panelBlock;
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options = options || {};
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editor.ui.add( name, CKEDITOR.UI_PANELBUTTON, {
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label: title,
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title: title,
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modes: { wysiwyg: 1 },
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editorFocus: 0,
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toolbar: 'colors,' + order,
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allowedContent: style,
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requiredContent: style,
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contentTransformations: options.contentTransformations,
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panel: {
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css: CKEDITOR.skin.getPath( 'editor' ),
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attributes: { role: 'listbox', 'aria-label': lang.panelTitle }
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},
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onBlock: function( panel, block ) {
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panelBlock = block;
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block.autoSize = true;
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block.element.addClass( 'cke_colorblock' );
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block.element.setHtml( renderColors( panel, type, colorBoxId ) );
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// The block should not have scrollbars (https://dev.ckeditor.com/ticket/5933, https://dev.ckeditor.com/ticket/6056)
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block.element.getDocument().getBody().setStyle( 'overflow', 'hidden' );
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CKEDITOR.ui.fire( 'ready', this );
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var keys = block.keys;
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var rtl = editor.lang.dir == 'rtl';
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keys[ rtl ? 37 : 39 ] = 'next'; // ARROW-RIGHT
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keys[ 40 ] = 'next'; // ARROW-DOWN
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keys[ 9 ] = 'next'; // TAB
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keys[ rtl ? 39 : 37 ] = 'prev'; // ARROW-LEFT
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keys[ 38 ] = 'prev'; // ARROW-UP
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keys[ CKEDITOR.SHIFT + 9 ] = 'prev'; // SHIFT + TAB
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keys[ 32 ] = 'click'; // SPACE
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},
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refresh: function() {
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if ( !editor.activeFilter.check( style ) )
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this.setState( CKEDITOR.TRISTATE_DISABLED );
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},
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// The automatic colorbox should represent the real color (https://dev.ckeditor.com/ticket/6010)
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onOpen: function() {
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var selection = editor.getSelection(),
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block = selection && selection.getStartElement(),
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path = editor.elementPath( block ),
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automaticColor;
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if ( !path )
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return;
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// Find the closest block element.
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block = path.block || path.blockLimit || editor.document.getBody();
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// The background color might be transparent. In that case, look up the color in the DOM tree.
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do {
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automaticColor = block && block.getComputedStyle( type == 'back' ? 'background-color' : 'color' ) || 'transparent';
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}
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while ( type == 'back' && automaticColor == 'transparent' && block && ( block = block.getParent() ) );
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// The box should never be transparent.
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if ( !automaticColor || automaticColor == 'transparent' )
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automaticColor = '#ffffff';
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if ( config.colorButton_enableAutomatic !== false ) {
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this._.panel._.iframe.getFrameDocument().getById( colorBoxId ).setStyle( 'background-color', automaticColor );
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}
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var range = selection && selection.getRanges()[ 0 ];
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if ( range ) {
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var walker = new CKEDITOR.dom.walker( range ),
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element = range.collapsed ? range.startContainer : walker.next(),
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finalColor = '',
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currentColor;
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while ( element ) {
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if ( element.type === CKEDITOR.NODE_TEXT ) {
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element = element.getParent();
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}
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currentColor = normalizeColor( element.getComputedStyle( type == 'back' ? 'background-color' : 'color' ) );
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finalColor = finalColor || currentColor;
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if ( finalColor !== currentColor ) {
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finalColor = '';
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break;
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}
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element = walker.next();
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}
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selectColor( panelBlock, finalColor );
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}
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return automaticColor;
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}
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} );
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}
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function renderColors( panel, type, colorBoxId ) {
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var output = [],
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colors = config.colorButton_colors.split( ',' ),
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colorsPerRow = config.colorButton_colorsPerRow || 6,
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// Tells if we should include "More Colors..." button.
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moreColorsEnabled = editor.plugins.colordialog && config.colorButton_enableMore !== false,
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// aria-setsize and aria-posinset attributes are used to indicate size of options, because
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// screen readers doesn't play nice with table, based layouts (https://dev.ckeditor.com/ticket/12097).
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total = colors.length + ( moreColorsEnabled ? 2 : 1 );
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var clickFn = CKEDITOR.tools.addFunction( function applyColorStyle( color, type ) {
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editor.focus();
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editor.fire( 'saveSnapshot' );
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if ( color == '?' ) {
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editor.getColorFromDialog( function( color ) {
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if ( color ) {
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return applyColor( color );
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}
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} );
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} else {
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return applyColor( color );
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}
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function applyColor( color ) {
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// Clean up any conflicting style within the range.
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editor.removeStyle( new CKEDITOR.style( config[ 'colorButton_' + type + 'Style' ], { color: 'inherit' } ) );
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var colorStyle = config[ 'colorButton_' + type + 'Style' ];
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colorStyle.childRule = type == 'back' ?
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function( element ) {
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// It's better to apply background color as the innermost style. (https://dev.ckeditor.com/ticket/3599)
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// Except for "unstylable elements". (https://dev.ckeditor.com/ticket/6103)
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return isUnstylable( element );
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} : function( element ) {
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// Fore color style must be applied inside links instead of around it. (https://dev.ckeditor.com/ticket/4772,https://dev.ckeditor.com/ticket/6908)
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return !( element.is( 'a' ) || element.getElementsByTag( 'a' ).count() ) || isUnstylable( element );
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};
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editor.focus();
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editor.applyStyle( new CKEDITOR.style( colorStyle, { color: color } ) );
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editor.fire( 'saveSnapshot' );
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}
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} );
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if ( config.colorButton_enableAutomatic !== false ) {
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// Render the "Automatic" button.
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output.push( '<a class="cke_colorauto" _cke_focus=1 hidefocus=true' +
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' title="', lang.auto, '"' +
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' onclick="CKEDITOR.tools.callFunction(', clickFn, ',null,\'', type, '\');return false;"' +
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' href="javascript:void(\'', lang.auto, '\')"' +
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' role="option" aria-posinset="1" aria-setsize="', total, '">' +
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'<table role="presentation" cellspacing=0 cellpadding=0 width="100%">' +
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'<tr>' +
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'<td colspan="' + colorsPerRow + '" align="center"><span class="cke_colorbox" id="', colorBoxId, '"></span>', lang.auto, '</td>' +
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'</tr>' +
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'</table>' +
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'</a>' );
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}
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output.push( '<table role="presentation" cellspacing=0 cellpadding=0 width="100%">' );
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// Render the color boxes.
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for ( var i = 0; i < colors.length; i++ ) {
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if ( ( i % colorsPerRow ) === 0 )
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output.push( '</tr><tr>' );
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var parts = colors[ i ].split( '/' ),
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colorName = parts[ 0 ],
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colorCode = parts[ 1 ] || colorName;
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// The data can be only a color code (without #) or colorName + color code
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// If only a color code is provided, then the colorName is the color with the hash
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// Convert the color from RGB to RRGGBB for better compatibility with IE and <font>. See https://dev.ckeditor.com/ticket/5676
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if ( !parts[ 1 ] )
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colorName = '#' + colorName.replace( /^(.)(.)(.)$/, '$1$1$2$2$3$3' );
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var colorLabel = editor.lang.colorbutton.colors[ colorCode ] || colorCode;
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output.push( '<td>' +
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'<a class="cke_colorbox" _cke_focus=1 hidefocus=true' +
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' title="', colorLabel, '"' +
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' onclick="CKEDITOR.tools.callFunction(', clickFn, ',\'', colorName, '\',\'', type, '\'); return false;"' +
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' href="javascript:void(\'', colorLabel, '\')"' +
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' data-value="' + colorCode + '"' +
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' role="option" aria-posinset="', ( i + 2 ), '" aria-setsize="', total, '">' +
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'<span class="cke_colorbox" style="background-color:#', colorCode, '"></span>' +
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'</a>' +
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'</td>' );
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}
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// Render the "More Colors" button.
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if ( moreColorsEnabled ) {
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output.push( '</tr>' +
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'<tr>' +
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'<td colspan="' + colorsPerRow + '" align="center">' +
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'<a class="cke_colormore" _cke_focus=1 hidefocus=true' +
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' title="', lang.more, '"' +
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' onclick="CKEDITOR.tools.callFunction(', clickFn, ',\'?\',\'', type, '\');return false;"' +
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' href="javascript:void(\'', lang.more, '\')"', ' role="option" aria-posinset="', total, '" aria-setsize="', total, '">', lang.more, '</a>' +
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'</td>' ); // tr is later in the code.
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}
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output.push( '</tr></table>' );
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return output.join( '' );
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}
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function isUnstylable( ele ) {
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return ( ele.getAttribute( 'contentEditable' ) == 'false' ) || ele.getAttribute( 'data-nostyle' );
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}
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/*
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* Selects the specified color in the specified panel block.
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*
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* @private
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* @member CKEDITOR.plugins.colorbutton
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* @param {CKEDITOR.ui.panel.block} block
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* @param {String} color
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*/
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function selectColor( block, color ) {
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var items = block._.getItems();
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for ( var i = 0; i < items.count(); i++ ) {
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var item = items.getItem( i );
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item.removeAttribute( 'aria-selected' );
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if ( color && color == normalizeColor( item.getAttribute( 'data-value' ) ) ) {
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item.setAttribute( 'aria-selected', true );
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}
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}
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}
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/*
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* Converts a CSS color value to an easily comparable form.
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*
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* @private
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* @member CKEDITOR.plugins.colorbutton
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* @param {String} color
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* @returns {String}
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*/
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function normalizeColor( color ) {
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// Replace 3-character hexadecimal notation with a 6-character hexadecimal notation (#1008).
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return CKEDITOR.tools.normalizeHex( '#' + CKEDITOR.tools.convertRgbToHex( color || '' ) ).replace( /#/g, '' );
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}
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}
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} );
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/**
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* Whether to enable the **More Colors** button in the color selectors.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* config.colorButton_enableMore = false;
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*
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* @cfg {Boolean} [colorButton_enableMore=true]
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* @member CKEDITOR.config
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*/
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/**
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* Defines the colors to be displayed in the color selectors. This is a string
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* containing hexadecimal notation for HTML colors, without the `'#'` prefix.
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*
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* **Since 3.3:** A color name may optionally be defined by prefixing the entries with
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* a name and the slash character. For example, `'FontColor1/FF9900'` will be
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* displayed as the color `#FF9900` in the selector, but will be output as `'FontColor1'`.
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*
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* **Since 4.6.2:** The default color palette has changed. It contains fewer colors in more
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* pastel shades than the previous one.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* // Brazil colors only.
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* config.colorButton_colors = '00923E,F8C100,28166F';
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*
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* config.colorButton_colors = 'FontColor1/FF9900,FontColor2/0066CC,FontColor3/F00';
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*
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* // CKEditor color palette available before version 4.6.2.
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* config.colorButton_colors =
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* '000,800000,8B4513,2F4F4F,008080,000080,4B0082,696969,' +
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* 'B22222,A52A2A,DAA520,006400,40E0D0,0000CD,800080,808080,' +
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* 'F00,FF8C00,FFD700,008000,0FF,00F,EE82EE,A9A9A9,' +
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* 'FFA07A,FFA500,FFFF00,00FF00,AFEEEE,ADD8E6,DDA0DD,D3D3D3,' +
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* 'FFF0F5,FAEBD7,FFFFE0,F0FFF0,F0FFFF,F0F8FF,E6E6FA,FFF';
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*
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* @cfg {String} [colorButton_colors=see source]
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* @member CKEDITOR.config
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*/
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CKEDITOR.config.colorButton_colors = '1ABC9C,2ECC71,3498DB,9B59B6,4E5F70,F1C40F,' +
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'16A085,27AE60,2980B9,8E44AD,2C3E50,F39C12,' +
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'E67E22,E74C3C,ECF0F1,95A5A6,DDD,FFF,' +
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'D35400,C0392B,BDC3C7,7F8C8D,999,000';
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/**
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* Stores the style definition that applies the text foreground color.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* // This is actually the default value.
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* config.colorButton_foreStyle = {
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* element: 'span',
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* styles: { color: '#(color)' }
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* };
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*
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* @cfg [colorButton_foreStyle=see source]
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* @member CKEDITOR.config
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*/
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CKEDITOR.config.colorButton_foreStyle = {
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element: 'span',
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styles: { 'color': '#(color)' },
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overrides: [ {
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element: 'font', attributes: { 'color': null }
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} ]
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};
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/**
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* Stores the style definition that applies the text background color.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* // This is actually the default value.
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* config.colorButton_backStyle = {
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* element: 'span',
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* styles: { 'background-color': '#(color)' }
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* };
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*
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* @cfg [colorButton_backStyle=see source]
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* @member CKEDITOR.config
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*/
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CKEDITOR.config.colorButton_backStyle = {
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element: 'span',
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styles: { 'background-color': '#(color)' }
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};
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/**
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* Whether to enable the **Automatic** button in the color selectors.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* config.colorButton_enableAutomatic = false;
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*
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* @cfg {Boolean} [colorButton_enableAutomatic=true]
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* @member CKEDITOR.config
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*/
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/**
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* Defines how many colors will be shown per row in the color selectors.
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*
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* Read more in the [documentation](#!/guide/dev_colorbutton)
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* and see the [SDK sample](https://sdk.ckeditor.com/samples/colorbutton.html).
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*
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* config.colorButton_colorsPerRow = 8;
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*
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* @since 4.6.2
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* @cfg {Number} [colorButton_colorsPerRow=6]
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* @member CKEDITOR.config
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*/
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/**
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* Whether the plugin should convert `background` CSS properties with color only, to a `background-color` property,
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* allowing the [Color Button](https://ckeditor.com/cke4/addon/colorbutton) plugin to edit these styles.
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*
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* config.colorButton_normalizeBackground = false;
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*
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* @since 4.6.1
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* @cfg {Boolean} [colorButton_normalizeBackground=true]
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* @member CKEDITOR.config
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*/
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