X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=_source%2Fplugins%2Fenterkey%2Fplugin.js;fp=_source%2Fplugins%2Fenterkey%2Fplugin.js;h=d171ae25df78b28ed09d2c13fc7e7e4ba3e18254;hb=ea7e3453c7b0f023b050aca6d9f83ab372860d91;hp=0000000000000000000000000000000000000000;hpb=b93873b6532ee7515fb0d6f8b73176c44fad28f7;p=ckeditor.git
diff --git a/_source/plugins/enterkey/plugin.js b/_source/plugins/enterkey/plugin.js
new file mode 100644
index 0000000..d171ae2
--- /dev/null
+++ b/_source/plugins/enterkey/plugin.js
@@ -0,0 +1,324 @@
+/*
+Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+(function()
+{
+ CKEDITOR.plugins.add( 'enterkey',
+ {
+ requires : [ 'keystrokes', 'indent' ],
+
+ init : function( editor )
+ {
+ var specialKeys = editor.specialKeys;
+ specialKeys[ 13 ] = enter;
+ specialKeys[ CKEDITOR.SHIFT + 13 ] = shiftEnter;
+ }
+ });
+
+ var forceMode,
+ headerTagRegex = /^h[1-6]$/;
+
+ function shiftEnter( editor )
+ {
+ // On SHIFT+ENTER we want to enforce the mode to be respected, instead
+ // of cloning the current block. (#77)
+ forceMode = 1;
+
+ return enter( editor, editor.config.shiftEnterMode );
+ }
+
+ function enter( editor, mode )
+ {
+ // Only effective within document.
+ if ( editor.mode != 'wysiwyg' )
+ return false;
+
+ if ( !mode )
+ mode = editor.config.enterMode;
+
+ // Use setTimout so the keys get cancelled immediatelly.
+ setTimeout( function()
+ {
+ editor.fire( 'saveSnapshot' ); // Save undo step.
+ if ( mode == CKEDITOR.ENTER_BR || editor.getSelection().getStartElement().hasAscendant( 'pre', true ) )
+ enterBr( editor, mode );
+ else
+ enterBlock( editor, mode );
+
+ forceMode = 0;
+ }, 0 );
+
+ return true;
+ }
+
+ function enterBlock( editor, mode, range )
+ {
+ // Get the range for the current selection.
+ range = range || getRange( editor );
+
+ var doc = range.document;
+
+ // Determine the block element to be used.
+ var blockTag = ( mode == CKEDITOR.ENTER_DIV ? 'div' : 'p' );
+
+ // Split the range.
+ var splitInfo = range.splitBlock( blockTag );
+
+ if ( !splitInfo )
+ return;
+
+ // Get the current blocks.
+ var previousBlock = splitInfo.previousBlock,
+ nextBlock = splitInfo.nextBlock;
+
+ var isStartOfBlock = splitInfo.wasStartOfBlock,
+ isEndOfBlock = splitInfo.wasEndOfBlock;
+
+ var node;
+
+ // If this is a block under a list item, split it as well. (#1647)
+ if ( nextBlock )
+ {
+ node = nextBlock.getParent();
+ if ( node.is( 'li' ) )
+ {
+ nextBlock.breakParent( node );
+ nextBlock.move( nextBlock.getNext(), true );
+ }
+ }
+ else if ( previousBlock && ( node = previousBlock.getParent() ) && node.is( 'li' ) )
+ {
+ previousBlock.breakParent( node );
+ range.moveToElementEditStart( previousBlock.getNext() );
+ previousBlock.move( previousBlock.getPrevious() );
+ }
+
+ // If we have both the previous and next blocks, it means that the
+ // boundaries were on separated blocks, or none of them where on the
+ // block limits (start/end).
+ if ( !isStartOfBlock && !isEndOfBlock )
+ {
+ // If the next block is an
with another list tree as the first
+ // child, we'll need to append a placeholder or the list item
+ // wouldn't be editable. (#1420)
+ if ( nextBlock.is( 'li' ) && ( node = nextBlock.getFirst() )
+ && node.is && node.is( 'ul', 'ol') )
+ nextBlock.insertBefore( doc.createText( '\xa0' ), node );
+
+ // Move the selection to the end block.
+ if ( nextBlock )
+ range.moveToElementEditStart( nextBlock );
+ }
+ else
+ {
+
+ if ( isStartOfBlock && isEndOfBlock && previousBlock.is( 'li' ) )
+ {
+ editor.execCommand( 'outdent' );
+ return;
+ }
+
+ var newBlock;
+
+ if ( previousBlock )
+ {
+ // Do not enter this block if it's a header tag, or we are in
+ // a Shift+Enter (#77). Create a new block element instead
+ // (later in the code).
+ if ( !forceMode && !headerTagRegex.test( previousBlock.getName() ) )
+ {
+ // Otherwise, duplicate the previous block.
+ newBlock = previousBlock.clone();
+ }
+ }
+ else if ( nextBlock )
+ newBlock = nextBlock.clone();
+
+ if ( !newBlock )
+ newBlock = doc.createElement( blockTag );
+
+ // Recreate the inline elements tree, which was available
+ // before hitting enter, so the same styles will be available in
+ // the new block.
+ var elementPath = splitInfo.elementPath;
+ if ( elementPath )
+ {
+ for ( var i = 0, len = elementPath.elements.length ; i < len ; i++ )
+ {
+ var element = elementPath.elements[ i ];
+
+ if ( element.equals( elementPath.block ) || element.equals( elementPath.blockLimit ) )
+ break;
+
+ if ( CKEDITOR.dtd.$removeEmpty[ element.getName() ] )
+ {
+ element = element.clone();
+ newBlock.moveChildren( element );
+ newBlock.append( element );
+ }
+ }
+ }
+
+ if ( !CKEDITOR.env.ie )
+ newBlock.appendBogus();
+
+ range.insertNode( newBlock );
+
+ // This is tricky, but to make the new block visible correctly
+ // we must select it.
+ // The previousBlock check has been included because it may be
+ // empty if we have fixed a block-less space (like ENTER into an
+ // empty table cell).
+ if ( CKEDITOR.env.ie && isStartOfBlock && ( !isEndOfBlock || !previousBlock.getChildCount() ) )
+ {
+ // Move the selection to the new block.
+ range.moveToElementEditStart( isEndOfBlock ? previousBlock : newBlock );
+ range.select();
+ }
+
+ // Move the selection to the new block.
+ range.moveToElementEditStart( isStartOfBlock && !isEndOfBlock ? nextBlock : newBlock );
+ }
+
+ if ( !CKEDITOR.env.ie )
+ {
+ if ( nextBlock )
+ {
+ // If we have split the block, adds a temporary span at the
+ // range position and scroll relatively to it.
+ var tmpNode = doc.createElement( 'span' );
+
+ // We need some content for Safari.
+ tmpNode.setHtml( ' ' );
+
+ range.insertNode( tmpNode );
+ tmpNode.scrollIntoView();
+ range.deleteContents();
+ }
+ else
+ {
+ // We may use the above scroll logic for the new block case
+ // too, but it gives some weird result with Opera.
+ newBlock.scrollIntoView();
+ }
+ }
+
+ range.select();
+ }
+
+ function enterBr( editor, mode )
+ {
+ // Get the range for the current selection.
+ var range = getRange( editor ),
+ doc = range.document;
+
+ // Determine the block element to be used.
+ var blockTag = ( mode == CKEDITOR.ENTER_DIV ? 'div' : 'p' );
+
+ var isEndOfBlock = range.checkEndOfBlock();
+
+ var elementPath = new CKEDITOR.dom.elementPath( editor.getSelection().getStartElement() );
+
+ var startBlock = elementPath.block,
+ startBlockTag = startBlock && elementPath.block.getName();
+
+ var isPre = false;
+
+ if ( !forceMode && startBlockTag == 'li' )
+ {
+ enterBlock( editor, mode, range );
+ return;
+ }
+
+ // If we are at the end of a header block.
+ if ( !forceMode && isEndOfBlock && headerTagRegex.test( startBlockTag ) )
+ {
+ // Insert a
after the current paragraph.
+ doc.createElement( 'br' ).insertAfter( startBlock );
+
+ // A text node is required by Gecko only to make the cursor blink.
+ if ( CKEDITOR.env.gecko )
+ doc.createText( '' ).insertAfter( startBlock );
+
+ // IE has different behaviors regarding position.
+ range.setStartAt( startBlock.getNext(), CKEDITOR.env.ie ? CKEDITOR.POSITION_BEFORE_START : CKEDITOR.POSITION_AFTER_START );
+ }
+ else
+ {
+ var lineBreak;
+
+ isPre = ( startBlockTag == 'pre' );
+
+ if ( isPre )
+ lineBreak = doc.createText( CKEDITOR.env.ie ? '\r' : '\n' );
+ else
+ lineBreak = doc.createElement( 'br' );
+
+ range.deleteContents();
+ range.insertNode( lineBreak );
+
+ // A text node is required by Gecko only to make the cursor blink.
+ // We need some text inside of it, so the bogus
is properly
+ // created.
+ if ( !CKEDITOR.env.ie )
+ doc.createText( '\ufeff' ).insertAfter( lineBreak );
+
+ // If we are at the end of a block, we must be sure the bogus node is available in that block.
+ if ( isEndOfBlock && !CKEDITOR.env.ie )
+ lineBreak.getParent().appendBogus();
+
+ // Now we can remove the text node contents, so the caret doesn't
+ // stop on it.
+ if ( !CKEDITOR.env.ie )
+ lineBreak.getNext().$.nodeValue = '';
+ // IE has different behavior regarding position.
+ if ( CKEDITOR.env.ie )
+ range.setStartAt( lineBreak, CKEDITOR.POSITION_AFTER_END );
+ else
+ range.setStartAt( lineBreak.getNext(), CKEDITOR.POSITION_AFTER_START );
+
+ // Scroll into view, for non IE.
+ if ( !CKEDITOR.env.ie )
+ {
+ var dummy = null;
+
+ // BR is not positioned in Opera and Webkit.
+ if ( !CKEDITOR.env.gecko )
+ {
+ dummy = doc.createElement( 'span' );
+ // We need have some contents for Webkit to position it
+ // under parent node. ( #3681)
+ dummy.setHtml(' ');
+ }
+ else
+ dummy = doc.createElement( 'br' );
+
+ dummy.insertBefore( lineBreak.getNext() );
+ dummy.scrollIntoView();
+ dummy.remove();
+ }
+ }
+
+ // This collapse guarantees the cursor will be blinking.
+ range.collapse( true );
+
+ range.select( isPre );
+ }
+
+ function getRange( editor )
+ {
+ // Get the selection ranges.
+ var ranges = editor.getSelection().getRanges();
+
+ // Delete the contents of all ranges except the first one.
+ for ( var i = ranges.length - 1 ; i > 0 ; i-- )
+ {
+ ranges[ i ].deleteContents();
+ }
+
+ // Return the first range.
+ return ranges[ 0 ];
+ }
+})();