Current File : /home/admin/public_html/old/happyezystyle/ckeditor/_source/plugins/enterkey/plugin.js
/*
Copyright (c) 2003-2012, 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 )
{
editor.addCommand( 'enter', {
modes : { wysiwyg:1 },
editorFocus : false,
exec : function( editor ){ enter( editor ); }
});
editor.addCommand( 'shiftEnter', {
modes : { wysiwyg:1 },
editorFocus : false,
exec : function( editor ){ shiftEnter( editor ); }
});
var keystrokes = editor.keystrokeHandler.keystrokes;
keystrokes[ 13 ] = 'enter';
keystrokes[ CKEDITOR.SHIFT + 13 ] = 'shiftEnter';
}
});
CKEDITOR.plugins.enterkey =
{
enterBlock : function( editor, mode, range, forceMode )
{
// Get the range for the current selection.
range = range || getRange( editor );
// We may not have valid ranges to work on, like when inside a
// contenteditable=false element.
if ( !range )
return;
var doc = range.document;
var atBlockStart = range.checkStartOfBlock(),
atBlockEnd = range.checkEndOfBlock(),
path = new CKEDITOR.dom.elementPath( range.startContainer ),
block = path.block;
if ( atBlockStart && atBlockEnd )
{
// Exit the list when we're inside an empty list item block. (#5376)
if ( block && ( block.is( 'li' ) || block.getParent().is( 'li' ) ) )
{
editor.execCommand( 'outdent' );
return;
}
if ( block && block.getParent().is( 'blockquote' ) )
{
block.breakParent( block.getParent() );
// If we were at the start of <blockquote>, there will be an empty element before it now.
if ( !block.getPrevious().getFirst( CKEDITOR.dom.walker.invisible(1) ) )
block.getPrevious().remove();
// If we were at the end of <blockquote>, there will be an empty element after it now.
if ( !block.getNext().getFirst( CKEDITOR.dom.walker.invisible(1) ) )
block.getNext().remove();
range.moveToElementEditStart( block );
range.select();
return;
}
}
// Don't split <pre> if we're in the middle of it, act as shift enter key.
else if ( block && block.is( 'pre' ) )
{
if ( !atBlockEnd )
{
enterBr( editor, mode, range, forceMode );
return;
}
}
// Don't split caption blocks. (#7944)
else if ( block && CKEDITOR.dtd.$captionBlock[ block.getName() ] )
{
enterBr( editor, mode, range, forceMode );
return;
}
// 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(), 1 );
}
}
else if ( previousBlock && ( node = previousBlock.getParent() ) && node.is( 'li' ) )
{
previousBlock.breakParent( node );
node = previousBlock.getNext();
range.moveToElementEditStart( node );
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 <li> with another list tree as the first
// child, we'll need to append a filler (<br>/NBSP) or the list item
// wouldn't be editable. (#1420)
if ( nextBlock.is( 'li' )
&& ( node = nextBlock.getFirst( CKEDITOR.dom.walker.invisible( true ) ) )
&& node.is && node.is( 'ul', 'ol' ) )
( CKEDITOR.env.ie ? doc.createText( '\xa0' ) : doc.createElement( 'br' ) ).insertBefore( node );
// Move the selection to the end block.
if ( nextBlock )
range.moveToElementEditStart( nextBlock );
}
else
{
var newBlock,
newBlockDir;
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 ( previousBlock.is( 'li' ) ||
! ( headerTagRegex.test( previousBlock.getName() ) || previousBlock.is( 'pre' ) ) )
{
// Otherwise, duplicate the previous block.
newBlock = previousBlock.clone();
}
}
else if ( nextBlock )
newBlock = nextBlock.clone();
if ( !newBlock )
{
// We have already created a new list item. (#6849)
if ( node && node.is( 'li' ) )
newBlock = node;
else
{
newBlock = doc.createElement( blockTag );
if ( previousBlock && ( newBlockDir = previousBlock.getDirection() ) )
newBlock.setAttribute( 'dir', newBlockDir );
}
}
// Force the enter block unless we're talking of a list item.
else if ( forceMode && !newBlock.is( 'li' ) )
newBlock.renameNode( 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();
if ( !newBlock.getParent() )
range.insertNode( newBlock );
// list item start number should not be duplicated (#7330), but we need
// to remove the attribute after it's onto the DOM tree because of old IEs (#7581).
newBlock.is( 'li' ) && newBlock.removeAttribute( 'value' );
// 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();
},
enterBr : function( editor, mode, range, forceMode )
{
// Get the range for the current selection.
range = range || getRange( editor );
// We may not have valid ranges to work on, like when inside a
// contenteditable=false element.
if ( !range )
return;
var 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, forceMode );
return;
}
// If we are at the end of a header block.
if ( !forceMode && isEndOfBlock && headerTagRegex.test( startBlockTag ) )
{
var newBlock,
newBlockDir;
if ( ( newBlockDir = startBlock.getDirection() ) )
{
newBlock = doc.createElement( 'div' );
newBlock.setAttribute( 'dir', newBlockDir );
newBlock.insertAfter( startBlock );
range.setStart( newBlock, 0 );
}
else
{
// Insert a <br> 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' );
// Gecko prefers <br> as line-break inside <pre> (#4711).
if ( isPre && !CKEDITOR.env.gecko )
lineBreak = doc.createText( CKEDITOR.env.ie ? '\r' : '\n' );
else
lineBreak = doc.createElement( 'br' );
range.deleteContents();
range.insertNode( lineBreak );
// IE has different behavior regarding position.
if ( CKEDITOR.env.ie )
range.setStartAt( lineBreak, CKEDITOR.POSITION_AFTER_END );
else
{
// A text node is required by Gecko only to make the cursor blink.
// We need some text inside of it, so the bogus <br> is properly
// created.
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 )
lineBreak.getParent().appendBogus();
// Now we can remove the text node contents, so the caret doesn't
// stop on it.
lineBreak.getNext().$.nodeValue = '';
range.setStartAt( lineBreak.getNext(), CKEDITOR.POSITION_AFTER_START );
// Scroll into view, for non IE.
var dummy = null;
// BR is not positioned in Opera and Webkit.
if ( !CKEDITOR.env.gecko )
{
dummy = doc.createElement( 'span' );
// We need have some contents for Webkit to position it
// under parent node. ( #3681)
dummy.setHtml(' ');
}
else
dummy = doc.createElement( 'br' );
dummy.insertBefore( lineBreak.getNext() );
dummy.scrollIntoView();
dummy.remove();
}
}
// This collapse guarantees the cursor will be blinking.
range.collapse( true );
range.select( isPre );
}
};
var plugin = CKEDITOR.plugins.enterkey,
enterBr = plugin.enterBr,
enterBlock = plugin.enterBlock,
headerTagRegex = /^h[1-6]$/;
function shiftEnter( editor )
{
// Only effective within document.
if ( editor.mode != 'wysiwyg' )
return false;
// On SHIFT+ENTER:
// 1. We want to enforce the mode to be respected, instead
// of cloning the current block. (#77)
return enter( editor, editor.config.shiftEnterMode, 1 );
}
function enter( editor, mode, forceMode )
{
forceMode = editor.config.forceEnterMode || forceMode;
// 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 )
enterBr( editor, mode, null, forceMode );
else
enterBlock( editor, mode, null, forceMode );
editor.fire( 'saveSnapshot' );
}, 0 );
return true;
}
function getRange( editor )
{
// Get the selection ranges.
var ranges = editor.getSelection().getRanges( true );
// 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 ];
}
})();