| 1 | /*
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| 2 | Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
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| 3 | For licensing, see LICENSE.html or http://ckeditor.com/license
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| 4 | */
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| 5 |
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| 6 | CKEDITOR.plugins.add( 'floatpanel',
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| 7 | {
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| 8 | requires : [ 'panel' ]
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| 9 | });
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| 10 |
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| 11 | (function()
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| 12 | {
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| 13 | var panels = {};
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| 14 | var isShowing = false;
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| 15 |
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| 16 | function getPanel( editor, doc, parentElement, definition, level )
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| 17 | {
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| 18 | // Generates the panel key: docId-eleId-skinName-langDir[-uiColor][-CSSs][-level]
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| 19 | var key = CKEDITOR.tools.genKey( doc.getUniqueId(), parentElement.getUniqueId(), editor.skinName, editor.lang.dir,
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| 20 | editor.uiColor || '', definition.css || '', level || '' );
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| 21 |
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| 22 | var panel = panels[ key ];
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| 23 |
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| 24 | if ( !panel )
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| 25 | {
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| 26 | panel = panels[ key ] = new CKEDITOR.ui.panel( doc, definition );
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| 27 | panel.element = parentElement.append( CKEDITOR.dom.element.createFromHtml( panel.renderHtml( editor ), doc ) );
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| 28 |
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| 29 | panel.element.setStyles(
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| 30 | {
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| 31 | display : 'none',
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| 32 | position : 'absolute'
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| 33 | });
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| 34 | }
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| 35 |
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| 36 | return panel;
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| 37 | }
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| 38 |
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| 39 | CKEDITOR.ui.floatPanel = CKEDITOR.tools.createClass(
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| 40 | {
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| 41 | $ : function( editor, parentElement, definition, level )
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| 42 | {
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| 43 | definition.forceIFrame = 1;
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| 44 |
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| 45 | var doc = parentElement.getDocument(),
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| 46 | panel = getPanel( editor, doc, parentElement, definition, level || 0 ),
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| 47 | element = panel.element,
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| 48 | iframe = element.getFirst().getFirst();
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| 49 |
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| 50 | this.element = element;
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| 51 |
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| 52 | this._ =
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| 53 | {
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| 54 | editor : editor,
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| 55 | // The panel that will be floating.
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| 56 | panel : panel,
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| 57 | parentElement : parentElement,
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| 58 | definition : definition,
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| 59 | document : doc,
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| 60 | iframe : iframe,
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| 61 | children : [],
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| 62 | dir : editor.lang.dir
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| 63 | };
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| 64 |
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| 65 | editor.on( 'mode', function(){ this.hide(); }, this );
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| 66 | },
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| 67 |
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| 68 | proto :
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| 69 | {
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| 70 | addBlock : function( name, block )
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| 71 | {
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| 72 | return this._.panel.addBlock( name, block );
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| 73 | },
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| 74 |
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| 75 | addListBlock : function( name, multiSelect )
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| 76 | {
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| 77 | return this._.panel.addListBlock( name, multiSelect );
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| 78 | },
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| 79 |
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| 80 | getBlock : function( name )
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| 81 | {
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| 82 | return this._.panel.getBlock( name );
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| 83 | },
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| 84 |
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| 85 | /*
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| 86 | corner (LTR):
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| 87 | 1 = top-left
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| 88 | 2 = top-right
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| 89 | 3 = bottom-right
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| 90 | 4 = bottom-left
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| 91 |
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| 92 | corner (RTL):
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| 93 | 1 = top-right
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| 94 | 2 = top-left
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| 95 | 3 = bottom-left
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| 96 | 4 = bottom-right
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| 97 | */
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| 98 | showBlock : function( name, offsetParent, corner, offsetX, offsetY )
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| 99 | {
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| 100 | var panel = this._.panel,
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| 101 | block = panel.showBlock( name );
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| 102 |
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| 103 | this.allowBlur( false );
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| 104 | isShowing = 1;
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| 105 |
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| 106 | // Record from where the focus is when open panel.
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| 107 | this._.returnFocus = this._.editor.focusManager.hasFocus ? this._.editor : new CKEDITOR.dom.element( CKEDITOR.document.$.activeElement );
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| 108 |
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| 109 |
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| 110 | var element = this.element,
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| 111 | iframe = this._.iframe,
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| 112 | definition = this._.definition,
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| 113 | position = offsetParent.getDocumentPosition( element.getDocument() ),
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| 114 | rtl = this._.dir == 'rtl';
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| 115 |
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| 116 | var left = position.x + ( offsetX || 0 ),
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| 117 | top = position.y + ( offsetY || 0 );
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| 118 |
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| 119 | // Floating panels are off by (-1px, 0px) in RTL mode. (#3438)
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| 120 | if ( rtl && ( corner == 1 || corner == 4 ) )
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| 121 | left += offsetParent.$.offsetWidth;
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| 122 | else if ( !rtl && ( corner == 2 || corner == 3 ) )
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| 123 | left += offsetParent.$.offsetWidth - 1;
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| 124 |
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| 125 | if ( corner == 3 || corner == 4 )
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| 126 | top += offsetParent.$.offsetHeight - 1;
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| 127 |
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| 128 | // Memorize offsetParent by it's ID.
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| 129 | this._.panel._.offsetParentId = offsetParent.getId();
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| 130 |
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| 131 | element.setStyles(
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| 132 | {
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| 133 | top : top + 'px',
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| 134 | left: 0,
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| 135 | display : ''
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| 136 | });
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| 137 |
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| 138 | // Don't use display or visibility style because we need to
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| 139 | // calculate the rendering layout later and focus the element.
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| 140 | element.setOpacity( 0 );
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| 141 |
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| 142 | // To allow the context menu to decrease back their width
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| 143 | element.getFirst().removeStyle( 'width' );
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| 144 |
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| 145 | // Configure the IFrame blur event. Do that only once.
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| 146 | if ( !this._.blurSet )
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| 147 | {
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| 148 | // Non IE prefer the event into a window object.
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| 149 | var focused = CKEDITOR.env.ie ? iframe : new CKEDITOR.dom.window( iframe.$.contentWindow );
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| 150 |
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| 151 | // With addEventListener compatible browsers, we must
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| 152 | // useCapture when registering the focus/blur events to
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| 153 | // guarantee they will be firing in all situations. (#3068, #3222 )
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| 154 | CKEDITOR.event.useCapture = true;
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| 155 |
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| 156 | focused.on( 'blur', function( ev )
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| 157 | {
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| 158 | if ( !this.allowBlur() )
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| 159 | return;
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| 160 |
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| 161 | // As we are using capture to register the listener,
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| 162 | // the blur event may get fired even when focusing
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| 163 | // inside the window itself, so we must ensure the
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| 164 | // target is out of it.
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| 165 | var target = ev.data.getTarget() ;
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| 166 | if ( target.getName && target.getName() != 'iframe' )
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| 167 | return;
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| 168 |
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| 169 | if ( this.visible && !this._.activeChild && !isShowing )
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| 170 | {
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| 171 | // Panel close is caused by user's navigating away the focus, e.g. click outside the panel.
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| 172 | // DO NOT restore focus in this case.
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| 173 | delete this._.returnFocus;
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| 174 | this.hide();
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| 175 | }
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| 176 | },
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| 177 | this );
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| 178 |
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| 179 | focused.on( 'focus', function()
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| 180 | {
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| 181 | this._.focused = true;
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| 182 | this.hideChild();
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| 183 | this.allowBlur( true );
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| 184 | },
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| 185 | this );
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| 186 |
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| 187 | CKEDITOR.event.useCapture = false;
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| 188 |
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| 189 | this._.blurSet = 1;
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| 190 | }
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| 191 |
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| 192 | panel.onEscape = CKEDITOR.tools.bind( function( keystroke )
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| 193 | {
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| 194 | if ( this.onEscape && this.onEscape( keystroke ) === false )
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| 195 | return false;
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| 196 | },
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| 197 | this );
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| 198 |
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| 199 | CKEDITOR.tools.setTimeout( function()
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| 200 | {
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| 201 | if ( rtl )
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| 202 | left -= element.$.offsetWidth;
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| 203 |
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| 204 | var panelLoad = CKEDITOR.tools.bind( function ()
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| 205 | {
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| 206 | var target = element.getFirst();
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| 207 |
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| 208 | if ( block.autoSize )
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| 209 | {
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| 210 | // We must adjust first the width or IE6 could include extra lines in the height computation
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| 211 | var widthNode = block.element.$;
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| 212 |
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| 213 | if ( CKEDITOR.env.gecko || CKEDITOR.env.opera )
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| 214 | widthNode = widthNode.parentNode;
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| 215 |
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| 216 | if ( CKEDITOR.env.ie )
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| 217 | widthNode = widthNode.document.body;
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| 218 |
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| 219 | var width = widthNode.scrollWidth;
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| 220 | // Account for extra height needed due to IE quirks box model bug:
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| 221 | // http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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| 222 | // (#3426)
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| 223 | if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && width > 0 )
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| 224 | width += ( target.$.offsetWidth || 0 ) - ( target.$.clientWidth || 0 ) + 3;
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| 225 | // A little extra at the end.
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| 226 | // If not present, IE6 might break into the next line, but also it looks better this way
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| 227 | width += 4 ;
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| 228 |
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| 229 | target.setStyle( 'width', width + 'px' );
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| 230 |
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| 231 | // IE doesn't compute the scrollWidth if a filter is applied previously
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| 232 | block.element.addClass( 'cke_frameLoaded' );
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| 233 |
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| 234 | var height = block.element.$.scrollHeight;
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| 235 |
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| 236 | // Account for extra height needed due to IE quirks box model bug:
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| 237 | // http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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| 238 | // (#3426)
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| 239 | if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && height > 0 )
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| 240 | height += ( target.$.offsetHeight || 0 ) - ( target.$.clientHeight || 0 ) + 3;
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| 241 |
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| 242 | target.setStyle( 'height', height + 'px' );
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| 243 |
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| 244 | // Fix IE < 8 visibility.
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| 245 | panel._.currentBlock.element.setStyle( 'display', 'none' ).removeStyle( 'display' );
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| 246 | }
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| 247 | else
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| 248 | target.removeStyle( 'height' );
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| 249 |
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| 250 | var panelElement = panel.element,
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| 251 | panelWindow = panelElement.getWindow(),
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| 252 | windowScroll = panelWindow.getScrollPosition(),
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| 253 | viewportSize = panelWindow.getViewPaneSize(),
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| 254 | panelSize =
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| 255 | {
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| 256 | 'height' : panelElement.$.offsetHeight,
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| 257 | 'width' : panelElement.$.offsetWidth
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| 258 | };
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| 259 |
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| 260 | // If the menu is horizontal off, shift it toward
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| 261 | // the opposite language direction.
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| 262 | if ( rtl ? left < 0 : left + panelSize.width > viewportSize.width + windowScroll.x )
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| 263 | left += ( panelSize.width * ( rtl ? 1 : -1 ) );
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| 264 |
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| 265 | // Vertical off screen is simpler.
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| 266 | if ( top + panelSize.height > viewportSize.height + windowScroll.y )
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| 267 | top -= panelSize.height;
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| 268 |
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| 269 | // If IE is in RTL, we have troubles with absolute
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| 270 | // position and horizontal scrolls. Here we have a
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| 271 | // series of hacks to workaround it. (#6146)
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| 272 | if ( CKEDITOR.env.ie )
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| 273 | {
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| 274 | var offsetParent = new CKEDITOR.dom.element( element.$.offsetParent ),
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| 275 | scrollParent = offsetParent;
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| 276 |
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| 277 | // Quirks returns <body>, but standards returns <html>.
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| 278 | if ( scrollParent.getName() == 'html' )
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| 279 | scrollParent = scrollParent.getDocument().getBody();
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| 280 |
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| 281 | if ( scrollParent.getComputedStyle( 'direction' ) == 'rtl' )
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| 282 | {
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| 283 | // For IE8, there is not much logic on this, but it works.
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| 284 | if ( CKEDITOR.env.ie8Compat )
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| 285 | left -= element.getDocument().getDocumentElement().$.scrollLeft * 2;
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| 286 | else
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| 287 | left -= ( offsetParent.$.scrollWidth - offsetParent.$.clientWidth );
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| 288 | }
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| 289 | }
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| 290 |
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| 291 | // Trigger the onHide event of the previously active panel to prevent
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| 292 | // incorrect styles from being applied (#6170)
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| 293 | var innerElement = element.getFirst(),
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| 294 | activePanel;
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| 295 | if ( ( activePanel = innerElement.getCustomData( 'activePanel' ) ) )
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| 296 | activePanel.onHide && activePanel.onHide.call( this, 1 );
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| 297 | innerElement.setCustomData( 'activePanel', this );
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| 298 |
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| 299 | element.setStyles(
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| 300 | {
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| 301 | top : top + 'px',
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| 302 | left : left + 'px'
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| 303 | } );
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| 304 | element.setOpacity( 1 );
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| 305 | } , this );
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| 306 |
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| 307 | panel.isLoaded ? panelLoad() : panel.onLoad = panelLoad;
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| 308 |
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| 309 | // Set the panel frame focus, so the blur event gets fired.
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| 310 | CKEDITOR.tools.setTimeout( function()
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| 311 | {
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| 312 | iframe.$.contentWindow.focus();
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| 313 | // We need this get fired manually because of unfired focus() function.
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| 314 | this.allowBlur( true );
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| 315 | }, 0, this);
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| 316 | }, CKEDITOR.env.air ? 200 : 0, this);
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| 317 | this.visible = 1;
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| 318 |
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| 319 | if ( this.onShow )
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| 320 | this.onShow.call( this );
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| 321 |
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| 322 | isShowing = 0;
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| 323 | },
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| 324 |
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| 325 | hide : function( returnFocus )
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| 326 | {
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| 327 | if ( this.visible && ( !this.onHide || this.onHide.call( this ) !== true ) )
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| 328 | {
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| 329 | this.hideChild();
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| 330 | // Blur previously focused element. (#6671)
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| 331 | CKEDITOR.env.gecko && this._.iframe.getFrameDocument().$.activeElement.blur();
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| 332 | this.element.setStyle( 'display', 'none' );
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| 333 | this.visible = 0;
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| 334 | this.element.getFirst().removeCustomData( 'activePanel' );
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| 335 |
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| 336 | // Return focus properly. (#6247)
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| 337 | var focusReturn = returnFocus !== false && this._.returnFocus;
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| 338 | if ( focusReturn )
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| 339 | {
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| 340 | // Webkit requires focus moved out panel iframe first.
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| 341 | if ( CKEDITOR.env.webkit && focusReturn.type )
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| 342 | focusReturn.getWindow().$.focus();
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| 343 |
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| 344 | focusReturn.focus();
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| 345 | }
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| 346 | }
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| 347 | },
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| 348 |
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| 349 | allowBlur : function( allow ) // Prevent editor from hiding the panel. #3222.
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| 350 | {
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| 351 | var panel = this._.panel;
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| 352 | if ( allow != undefined )
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| 353 | panel.allowBlur = allow;
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| 354 |
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| 355 | return panel.allowBlur;
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| 356 | },
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| 357 |
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| 358 | showAsChild : function( panel, blockName, offsetParent, corner, offsetX, offsetY )
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| 359 | {
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| 360 | // Skip reshowing of child which is already visible.
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| 361 | if ( this._.activeChild == panel && panel._.panel._.offsetParentId == offsetParent.getId() )
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| 362 | return;
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| 363 |
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| 364 | this.hideChild();
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| 365 |
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| 366 | panel.onHide = CKEDITOR.tools.bind( function()
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| 367 | {
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| 368 | // Use a timeout, so we give time for this menu to get
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| 369 | // potentially focused.
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| 370 | CKEDITOR.tools.setTimeout( function()
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| 371 | {
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| 372 | if ( !this._.focused )
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| 373 | this.hide();
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| 374 | },
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| 375 | 0, this );
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| 376 | },
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| 377 | this );
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| 378 |
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| 379 | this._.activeChild = panel;
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| 380 | this._.focused = false;
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| 381 |
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| 382 | panel.showBlock( blockName, offsetParent, corner, offsetX, offsetY );
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| 383 |
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| 384 | /* #3767 IE: Second level menu may not have borders */
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| 385 | if ( CKEDITOR.env.ie7Compat || ( CKEDITOR.env.ie8 && CKEDITOR.env.ie6Compat ) )
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| 386 | {
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| 387 | setTimeout(function()
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| 388 | {
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| 389 | panel.element.getChild( 0 ).$.style.cssText += '';
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| 390 | }, 100);
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| 391 | }
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| 392 | },
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| 393 |
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| 394 | hideChild : function()
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| 395 | {
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| 396 | var activeChild = this._.activeChild;
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| 397 |
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| 398 | if ( activeChild )
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| 399 | {
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| 400 | delete activeChild.onHide;
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| 401 | // Sub panels don't manage focus. (#7881)
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| 402 | delete activeChild._.returnFocus;
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| 403 | delete this._.activeChild;
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| 404 | activeChild.hide();
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| 405 | }
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| 406 | }
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| 407 | }
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| 408 | });
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| 409 |
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| 410 | CKEDITOR.on( 'instanceDestroyed', function()
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| 411 | {
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| 412 | var isLastInstance = CKEDITOR.tools.isEmpty( CKEDITOR.instances );
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| 413 |
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| 414 | for ( var i in panels )
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| 415 | {
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| 416 | var panel = panels[ i ];
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| 417 | // Safe to destroy it since there're no more instances.(#4241)
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| 418 | if ( isLastInstance )
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| 419 | panel.destroy();
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| 420 | // Panel might be used by other instances, just hide them.(#4552)
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| 421 | else
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| 422 | panel.element.hide();
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| 423 | }
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| 424 | // Remove the registration.
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| 425 | isLastInstance && ( panels = {} );
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| 426 |
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| 427 | } );
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| 428 | })();
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