source: trunk/phpgwapi/js/ckeditor/_source/plugins/pagebreak/plugin.js @ 2862

/*
Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/

/**
 * @file Horizontal Page Break
 */

// Register a plugin named "pagebreak".
CKEDITOR.plugins.add( 'pagebreak',
{
        init : function( editor )
        {
                // Register the command.
                editor.addCommand( 'pagebreak', CKEDITOR.plugins.pagebreakCmd );

                // Register the toolbar button.
                editor.ui.addButton( 'PageBreak',
                        {
                                label : editor.lang.pagebreak,
                                command : 'pagebreak'
                        });

                // Add the style that renders our placeholder.
                editor.addCss(
                        'img.cke_pagebreak' +
                        '{' +
                                'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/pagebreak.gif' ) + ');' +
                                'background-position: center center;' +
                                'background-repeat: no-repeat;' +
                                'clear: both;' +
                                'display: block;' +
                                'float: none;' +
                                'width: 100%;' +
                                'border-top: #999999 1px dotted;' +
                                'border-bottom: #999999 1px dotted;' +
                                'height: 5px;' +
                                'page-break-after: always;' +

                        '}' );
        },

        afterInit : function( editor )
        {
                // Register a filter to displaying placeholders after mode change.

                var dataProcessor = editor.dataProcessor,
                        dataFilter = dataProcessor && dataProcessor.dataFilter;

                if ( dataFilter )
                {
                        dataFilter.addRules(
                                {
                                        elements :
                                        {
                                                div : function( element )
                                                {
                                                        var attributes = element.attributes,
                                                                style = attributes && attributes.style,
                                                                child = style && element.children.length == 1 && element.children[ 0 ],
                                                                childStyle = child && ( child.name == 'span' ) && child.attributes.style;

                                                        if ( childStyle && ( /page-break-after\s*:\s*always/i ).test( style ) && ( /display\s*:\s*none/i ).test( childStyle ) )
                                                                return editor.createFakeParserElement( element, 'cke_pagebreak', 'div' );
                                                }
                                        }
                                });
                }
        },

        requires : [ 'fakeobjects' ]
});

CKEDITOR.plugins.pagebreakCmd =
{
        exec : function( editor )
        {
                // Create the element that represents a print break.
                var breakObject = CKEDITOR.dom.element.createFromHtml( '<div style="page-break-after: always;"><span style="display: none;">&nbsp;</span></div>' );

                // Creates the fake image used for this element.
                breakObject = editor.createFakeElement( breakObject, 'cke_pagebreak', 'div' );

                var ranges = editor.getSelection().getRanges();

                for ( var range, i = 0 ; i < ranges.length ; i++ )
                {
                        range = ranges[ i ];

                        if ( i > 0 )
                                breakObject = breakObject.clone( true );

                        range.splitBlock( 'p' );
                        range.insertNode( breakObject );
                        if ( i == ranges.length - 1 )
                        {
                                range.moveToPosition( breakObject, CKEDITOR.POSITION_AFTER_END );
                                range.select();
                        }
                }
        }
};