Ticket #6173: 6173.patch

_source/plugins/list/plugin.js

@@ -693 +693 @@
                         // Register the state changing handlers.
                         editor.on( 'selectionChange', CKEDITOR.tools.bind( onSelectionChange, numberedListCommand ) );
                         editor.on( 'selectionChange', CKEDITOR.tools.bind( onSelectionChange, bulletedListCommand ) );
+
+                        // Registering keydown to fix 'delete' issue in IE (#6173).
+                        if ( CKEDITOR.env.ie && CKEDITOR.env.version == 8 )
+                        {
+                                editor.on( 'contentDom', function()
+                                        {
+                                                editor.document.on( 'keydown', function( evt )
+                                                        {
+                                                                var keyCode = evt.data.getKeystroke();
+                                                                
+                                                                // Backspace OR Delete.
+                                                                if ( keyCode in { 8 : 1, 46 : 1 } )
+                                                                {
+                                                                        var range = editor.getSelection().getRanges()[ 0 ];
+                                                                        var block = new CKEDITOR.dom.elementPath( range.startContainer ).block;
+                                                                        if( block 
+                                                                                && ( block.is( 'li' ) || block.getParent().is( 'li' ) )
+                                                                                && ( keyCode == 8 ? range.checkStartOfBlock() : range.checkEndOfBlock() ) 
+                                                                                && ( keyCode == 8 ? block.hasPrevious() : block.hasNext() ) )
+                                                                        {
+                                                                                if ( keyCode == 8 )
+                                                                                {
+                                                                                        var prevBlock = block.getPrevious();
+                                                                                        range.moveToElementEditEnd( prevBlock );
+                                                                                        prevBlock.appendHtml( block.getHtml() );
+                                                                                        block.remove();
+                                                                                }
+                                                                                else
+                                                                                {
+                                                                                        var nextBlock = block.getNext();
+                                                                                        range.moveToElementEditEnd( block );
+                                                                                        block.appendHtml( nextBlock.getHtml() );
+                                                                                        nextBlock.remove();
+                                                                                }
+
+                                                                                evt.data.preventDefault();
+                                                                                range.select();
+                                                                        }
+                                                                }
+                                                        });
+                                        });
+                        }
                 },
 
                 afterInit : function ( editor )