mirror of
https://github.com/moparisthebest/mailiverse
synced 2024-11-06 17:35:04 -05:00
477 lines
14 KiB
JavaScript
477 lines
14 KiB
JavaScript
/*
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Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
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For licensing, see LICENSE.html or http://ckeditor.com/license
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*/
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CKEDITOR.plugins.add( 'floatpanel',
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{
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requires : [ 'panel' ]
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});
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(function()
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{
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var panels = {};
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var isShowing = false;
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function getPanel( editor, doc, parentElement, definition, level )
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{
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// Generates the panel key: docId-eleId-skinName-langDir[-uiColor][-CSSs][-level]
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var key = CKEDITOR.tools.genKey( doc.getUniqueId(), parentElement.getUniqueId(), editor.skinName, editor.lang.dir,
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editor.uiColor || '', definition.css || '', level || '' );
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var panel = panels[ key ];
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if ( !panel )
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{
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panel = panels[ key ] = new CKEDITOR.ui.panel( doc, definition );
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panel.element = parentElement.append( CKEDITOR.dom.element.createFromHtml( panel.renderHtml( editor ), doc ) );
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panel.element.setStyles(
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{
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display : 'none',
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position : 'absolute'
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});
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}
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return panel;
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}
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CKEDITOR.ui.floatPanel = CKEDITOR.tools.createClass(
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{
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$ : function( editor, parentElement, definition, level )
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{
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definition.forceIFrame = 1;
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var doc = parentElement.getDocument(),
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panel = getPanel( editor, doc, parentElement, definition, level || 0 ),
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element = panel.element,
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iframe = element.getFirst().getFirst();
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// Disable native browser menu. (#4825)
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element.disableContextMenu();
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this.element = element;
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this._ =
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{
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editor : editor,
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// The panel that will be floating.
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panel : panel,
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parentElement : parentElement,
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definition : definition,
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document : doc,
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iframe : iframe,
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children : [],
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dir : editor.lang.dir
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};
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editor.on( 'mode', function(){ this.hide(); }, this );
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},
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proto :
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{
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addBlock : function( name, block )
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{
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return this._.panel.addBlock( name, block );
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},
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addListBlock : function( name, multiSelect )
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{
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return this._.panel.addListBlock( name, multiSelect );
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},
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getBlock : function( name )
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{
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return this._.panel.getBlock( name );
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},
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/*
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corner (LTR):
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1 = top-left
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2 = top-right
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3 = bottom-right
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4 = bottom-left
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corner (RTL):
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1 = top-right
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2 = top-left
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3 = bottom-left
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4 = bottom-right
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*/
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showBlock : function( name, offsetParent, corner, offsetX, offsetY )
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{
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var panel = this._.panel,
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block = panel.showBlock( name );
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this.allowBlur( false );
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isShowing = 1;
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// Record from where the focus is when open panel.
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this._.returnFocus = this._.editor.focusManager.hasFocus ? this._.editor : new CKEDITOR.dom.element( CKEDITOR.document.$.activeElement );
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var element = this.element,
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iframe = this._.iframe,
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definition = this._.definition,
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position = offsetParent.getDocumentPosition( element.getDocument() ),
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rtl = this._.dir == 'rtl';
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var left = position.x + ( offsetX || 0 ),
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top = position.y + ( offsetY || 0 );
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// Floating panels are off by (-1px, 0px) in RTL mode. (#3438)
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if ( rtl && ( corner == 1 || corner == 4 ) )
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left += offsetParent.$.offsetWidth;
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else if ( !rtl && ( corner == 2 || corner == 3 ) )
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left += offsetParent.$.offsetWidth - 1;
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if ( corner == 3 || corner == 4 )
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top += offsetParent.$.offsetHeight - 1;
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// Memorize offsetParent by it's ID.
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this._.panel._.offsetParentId = offsetParent.getId();
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element.setStyles(
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{
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top : top + 'px',
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left: 0,
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display : ''
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});
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// Don't use display or visibility style because we need to
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// calculate the rendering layout later and focus the element.
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element.setOpacity( 0 );
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// To allow the context menu to decrease back their width
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element.getFirst().removeStyle( 'width' );
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// Configure the IFrame blur event. Do that only once.
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if ( !this._.blurSet )
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{
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// Non IE prefer the event into a window object.
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var focused = CKEDITOR.env.ie ? iframe : new CKEDITOR.dom.window( iframe.$.contentWindow );
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// With addEventListener compatible browsers, we must
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// useCapture when registering the focus/blur events to
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// guarantee they will be firing in all situations. (#3068, #3222 )
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CKEDITOR.event.useCapture = true;
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focused.on( 'blur', function( ev )
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{
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if ( !this.allowBlur() )
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return;
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// As we are using capture to register the listener,
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// the blur event may get fired even when focusing
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// inside the window itself, so we must ensure the
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// target is out of it.
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var target = ev.data.getTarget() ;
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if ( target.getName && target.getName() != 'iframe' )
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return;
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if ( this.visible && !this._.activeChild && !isShowing )
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{
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// Panel close is caused by user's navigating away the focus, e.g. click outside the panel.
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// DO NOT restore focus in this case.
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delete this._.returnFocus;
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this.hide();
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}
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},
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this );
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focused.on( 'focus', function()
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{
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this._.focused = true;
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this.hideChild();
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this.allowBlur( true );
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},
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this );
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CKEDITOR.event.useCapture = false;
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this._.blurSet = 1;
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}
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panel.onEscape = CKEDITOR.tools.bind( function( keystroke )
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{
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if ( this.onEscape && this.onEscape( keystroke ) === false )
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return false;
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},
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this );
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CKEDITOR.tools.setTimeout( function()
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{
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var panelLoad = CKEDITOR.tools.bind( function ()
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{
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var target = element.getFirst();
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if ( block.autoSize )
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{
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// We must adjust first the width or IE6 could include extra lines in the height computation
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var widthNode = block.element.$;
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if ( CKEDITOR.env.gecko || CKEDITOR.env.opera )
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widthNode = widthNode.parentNode;
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if ( CKEDITOR.env.ie )
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widthNode = widthNode.document.body;
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var width = widthNode.scrollWidth;
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// Account for extra height needed due to IE quirks box model bug:
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// http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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// (#3426)
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if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && width > 0 )
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width += ( target.$.offsetWidth || 0 ) - ( target.$.clientWidth || 0 ) + 3;
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// A little extra at the end.
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// If not present, IE6 might break into the next line, but also it looks better this way
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width += 4 ;
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target.setStyle( 'width', width + 'px' );
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// IE doesn't compute the scrollWidth if a filter is applied previously
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block.element.addClass( 'cke_frameLoaded' );
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var height = block.element.$.scrollHeight;
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// Account for extra height needed due to IE quirks box model bug:
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// http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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// (#3426)
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if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && height > 0 )
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height += ( target.$.offsetHeight || 0 ) - ( target.$.clientHeight || 0 ) + 3;
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target.setStyle( 'height', height + 'px' );
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// Fix IE < 8 visibility.
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panel._.currentBlock.element.setStyle( 'display', 'none' ).removeStyle( 'display' );
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}
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else
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target.removeStyle( 'height' );
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// Flip panel layout horizontally in RTL with known width.
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if ( rtl )
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left -= element.$.offsetWidth;
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// Pop the style now for measurement.
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element.setStyle( 'left', left + 'px' );
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/* panel layout smartly fit the viewport size. */
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var panelElement = panel.element,
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panelWindow = panelElement.getWindow(),
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rect = element.$.getBoundingClientRect(),
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viewportSize = panelWindow.getViewPaneSize();
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// Compensation for browsers that dont support "width" and "height".
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var rectWidth = rect.width || rect.right - rect.left,
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rectHeight = rect.height || rect.bottom - rect.top;
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// Check if default horizontal layout is impossible.
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var spaceAfter = rtl ? rect.right : viewportSize.width - rect.left,
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spaceBefore = rtl ? viewportSize.width - rect.right : rect.left;
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if ( rtl )
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{
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if ( spaceAfter < rectWidth )
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{
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// Flip to show on right.
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if ( spaceBefore > rectWidth )
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left += rectWidth;
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// Align to window left.
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else if ( viewportSize.width > rectWidth )
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left = left - rect.left;
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// Align to window right, never cutting the panel at right.
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else
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left = left - rect.right + viewportSize.width;
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}
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}
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else if ( spaceAfter < rectWidth )
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{
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// Flip to show on left.
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if ( spaceBefore > rectWidth )
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left -= rectWidth;
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// Align to window right.
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else if ( viewportSize.width > rectWidth )
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left = left - rect.right + viewportSize.width;
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// Align to window left, never cutting the panel at left.
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else
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left = left - rect.left;
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}
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// Check if the default vertical layout is possible.
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var spaceBelow = viewportSize.height - rect.top,
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spaceAbove = rect.top;
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if ( spaceBelow < rectHeight )
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{
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// Flip to show above.
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if ( spaceAbove > rectHeight )
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top -= rectHeight;
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// Align to window bottom.
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else if ( viewportSize.height > rectHeight )
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top = top - rect.bottom + viewportSize.height;
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// Align to top, never cutting the panel at top.
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else
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top = top - rect.top;
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}
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// If IE is in RTL, we have troubles with absolute
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// position and horizontal scrolls. Here we have a
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// series of hacks to workaround it. (#6146)
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if ( CKEDITOR.env.ie )
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{
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var offsetParent = new CKEDITOR.dom.element( element.$.offsetParent ),
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scrollParent = offsetParent;
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// Quirks returns <body>, but standards returns <html>.
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if ( scrollParent.getName() == 'html' )
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scrollParent = scrollParent.getDocument().getBody();
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if ( scrollParent.getComputedStyle( 'direction' ) == 'rtl' )
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{
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// For IE8, there is not much logic on this, but it works.
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if ( CKEDITOR.env.ie8Compat )
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left -= element.getDocument().getDocumentElement().$.scrollLeft * 2;
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else
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left -= ( offsetParent.$.scrollWidth - offsetParent.$.clientWidth );
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}
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}
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// Trigger the onHide event of the previously active panel to prevent
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// incorrect styles from being applied (#6170)
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var innerElement = element.getFirst(),
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activePanel;
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if ( ( activePanel = innerElement.getCustomData( 'activePanel' ) ) )
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activePanel.onHide && activePanel.onHide.call( this, 1 );
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innerElement.setCustomData( 'activePanel', this );
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element.setStyles(
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{
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top : top + 'px',
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left : left + 'px'
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} );
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element.setOpacity( 1 );
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} , this );
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panel.isLoaded ? panelLoad() : panel.onLoad = panelLoad;
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// Set the panel frame focus, so the blur event gets fired.
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CKEDITOR.tools.setTimeout( function()
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{
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iframe.$.contentWindow.focus();
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// We need this get fired manually because of unfired focus() function.
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this.allowBlur( true );
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}, 0, this);
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}, CKEDITOR.env.air ? 200 : 0, this);
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this.visible = 1;
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if ( this.onShow )
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this.onShow.call( this );
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isShowing = 0;
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},
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hide : function( returnFocus )
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{
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if ( this.visible && ( !this.onHide || this.onHide.call( this ) !== true ) )
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{
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this.hideChild();
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// Blur previously focused element. (#6671)
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CKEDITOR.env.gecko && this._.iframe.getFrameDocument().$.activeElement.blur();
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this.element.setStyle( 'display', 'none' );
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this.visible = 0;
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this.element.getFirst().removeCustomData( 'activePanel' );
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// Return focus properly. (#6247)
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var focusReturn = returnFocus !== false && this._.returnFocus;
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if ( focusReturn )
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{
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// Webkit requires focus moved out panel iframe first.
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if ( CKEDITOR.env.webkit && focusReturn.type )
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focusReturn.getWindow().$.focus();
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focusReturn.focus();
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}
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}
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},
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allowBlur : function( allow ) // Prevent editor from hiding the panel. #3222.
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{
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var panel = this._.panel;
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if ( allow != undefined )
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panel.allowBlur = allow;
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return panel.allowBlur;
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},
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showAsChild : function( panel, blockName, offsetParent, corner, offsetX, offsetY )
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{
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// Skip reshowing of child which is already visible.
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if ( this._.activeChild == panel && panel._.panel._.offsetParentId == offsetParent.getId() )
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return;
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this.hideChild();
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panel.onHide = CKEDITOR.tools.bind( function()
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{
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// Use a timeout, so we give time for this menu to get
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// potentially focused.
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CKEDITOR.tools.setTimeout( function()
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{
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if ( !this._.focused )
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this.hide();
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},
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0, this );
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},
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this );
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this._.activeChild = panel;
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this._.focused = false;
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panel.showBlock( blockName, offsetParent, corner, offsetX, offsetY );
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/* #3767 IE: Second level menu may not have borders */
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if ( CKEDITOR.env.ie7Compat || ( CKEDITOR.env.ie8 && CKEDITOR.env.ie6Compat ) )
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{
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setTimeout(function()
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{
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panel.element.getChild( 0 ).$.style.cssText += '';
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}, 100);
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}
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},
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hideChild : function()
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{
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var activeChild = this._.activeChild;
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if ( activeChild )
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{
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delete activeChild.onHide;
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// Sub panels don't manage focus. (#7881)
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delete activeChild._.returnFocus;
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delete this._.activeChild;
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activeChild.hide();
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}
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}
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}
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});
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CKEDITOR.on( 'instanceDestroyed', function()
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{
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var isLastInstance = CKEDITOR.tools.isEmpty( CKEDITOR.instances );
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for ( var i in panels )
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{
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var panel = panels[ i ];
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// Safe to destroy it since there're no more instances.(#4241)
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if ( isLastInstance )
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panel.destroy();
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// Panel might be used by other instances, just hide them.(#4552)
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else
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panel.element.hide();
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}
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// Remove the registration.
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isLastInstance && ( panels = {} );
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} );
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})();
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