| 1 | /*
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| 2 | Copyright (c) 2003-2010, 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 =
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| 20 | doc.getUniqueId() +
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| 21 | '-' + parentElement.getUniqueId() +
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| 22 | '-' + editor.skinName +
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| 23 | '-' + editor.lang.dir +
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| 24 | ( ( editor.uiColor && ( '-' + editor.uiColor ) ) || '' ) +
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| 25 | ( ( definition.css && ( '-' + definition.css ) ) || '' ) +
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| 26 | ( ( level && ( '-' + level ) ) || '' );
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| 27 |
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| 28 | var panel = panels[ key ];
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| 29 |
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| 30 | if ( !panel )
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| 31 | {
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| 32 | panel = panels[ key ] = new CKEDITOR.ui.panel( doc, definition );
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| 33 | panel.element = parentElement.append( CKEDITOR.dom.element.createFromHtml( panel.renderHtml( editor ), doc ) );
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| 34 |
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| 35 | panel.element.setStyles(
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| 36 | {
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| 37 | display : 'none',
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| 38 | position : 'absolute'
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| 39 | });
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| 40 | }
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| 41 |
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| 42 | return panel;
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| 43 | }
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| 44 |
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| 45 | CKEDITOR.ui.floatPanel = CKEDITOR.tools.createClass(
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| 46 | {
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| 47 | $ : function( editor, parentElement, definition, level )
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| 48 | {
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| 49 | definition.forceIFrame = true;
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| 50 |
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| 51 | var doc = parentElement.getDocument(),
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| 52 | panel = getPanel( editor, doc, parentElement, definition, level || 0 ),
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| 53 | element = panel.element,
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| 54 | iframe = element.getFirst().getFirst();
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| 55 |
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| 56 | this.element = element;
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| 57 |
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| 58 | this._ =
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| 59 | {
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| 60 | // The panel that will be floating.
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| 61 | panel : panel,
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| 62 | parentElement : parentElement,
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| 63 | definition : definition,
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| 64 | document : doc,
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| 65 | iframe : iframe,
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| 66 | children : [],
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| 67 | dir : editor.lang.dir
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| 68 | };
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| 69 | },
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| 70 |
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| 71 | proto :
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| 72 | {
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| 73 | addBlock : function( name, block )
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| 74 | {
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| 75 | return this._.panel.addBlock( name, block );
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| 76 | },
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| 77 |
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| 78 | addListBlock : function( name, multiSelect )
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| 79 | {
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| 80 | return this._.panel.addListBlock( name, multiSelect );
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| 81 | },
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| 82 |
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| 83 | getBlock : function( name )
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| 84 | {
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| 85 | return this._.panel.getBlock( name );
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| 86 | },
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| 87 |
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| 88 | /*
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| 89 | corner (LTR):
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| 90 | 1 = top-left
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| 91 | 2 = top-right
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| 92 | 3 = bottom-right
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| 93 | 4 = bottom-left
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| 94 |
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| 95 | corner (RTL):
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| 96 | 1 = top-right
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| 97 | 2 = top-left
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| 98 | 3 = bottom-left
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| 99 | 4 = bottom-right
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| 100 | */
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| 101 | showBlock : function( name, offsetParent, corner, offsetX, offsetY )
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| 102 | {
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| 103 | var panel = this._.panel,
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| 104 | block = panel.showBlock( name );
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| 105 |
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| 106 | this.allowBlur( false );
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| 107 | isShowing = true;
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| 108 |
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| 109 | var element = this.element,
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| 110 | iframe = this._.iframe,
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| 111 | definition = this._.definition,
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| 112 | position = offsetParent.getDocumentPosition( element.getDocument() ),
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| 113 | rtl = this._.dir == 'rtl';
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| 114 |
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| 115 | var left = position.x + ( offsetX || 0 ),
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| 116 | top = position.y + ( offsetY || 0 );
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| 117 |
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| 118 | // Floating panels are off by (-1px, 0px) in RTL mode. (#3438)
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| 119 | if ( rtl && ( corner == 1 || corner == 4 ) )
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| 120 | left += offsetParent.$.offsetWidth;
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| 121 | else if ( !rtl && ( corner == 2 || corner == 3 ) )
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| 122 | left += offsetParent.$.offsetWidth - 1;
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| 123 |
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| 124 | if ( corner == 3 || corner == 4 )
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| 125 | top += offsetParent.$.offsetHeight - 1;
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| 126 |
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| 127 | // Memorize offsetParent by it's ID.
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| 128 | this._.panel._.offsetParentId = offsetParent.getId();
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| 129 |
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| 130 | element.setStyles(
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| 131 | {
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| 132 | top : top + 'px',
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| 133 | left : '-3000px',
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| 134 | opacity : '0', // FF3 is ignoring "visibility"
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| 135 | display : ''
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| 136 | });
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| 137 |
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| 138 | // To allow the context menu to decrease back their width
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| 139 | element.getFirst().removeStyle('width');
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| 140 |
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| 141 | // Configure the IFrame blur event. Do that only once.
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| 142 | if ( !this._.blurSet )
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| 143 | {
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| 144 | // Non IE prefer the event into a window object.
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| 145 | var focused = CKEDITOR.env.ie ? iframe : new CKEDITOR.dom.window( iframe.$.contentWindow );
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| 146 |
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| 147 | // With addEventListener compatible browsers, we must
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| 148 | // useCapture when registering the focus/blur events to
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| 149 | // guarantee they will be firing in all situations. (#3068, #3222 )
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| 150 | CKEDITOR.event.useCapture = true;
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| 151 |
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| 152 | focused.on( 'blur', function( ev )
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| 153 | {
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| 154 | if ( !this.allowBlur() )
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| 155 | return;
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| 156 |
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| 157 | // As we are using capture to register the listener,
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| 158 | // the blur event may get fired even when focusing
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| 159 | // inside the window itself, so we must ensure the
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| 160 | // target is out of it.
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| 161 | var target;
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| 162 | if ( CKEDITOR.env.ie && !this.allowBlur()
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| 163 | || ( target = ev.data.getTarget() )
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| 164 | && target.getName && target.getName() != 'iframe' )
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| 165 | return;
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| 166 |
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| 167 | if ( this.visible && !this._.activeChild && !isShowing )
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| 168 | this.hide();
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| 169 | },
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| 170 | this );
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| 171 |
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| 172 | focused.on( 'focus', function()
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| 173 | {
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| 174 | this._.focused = true;
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| 175 | this.hideChild();
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| 176 | this.allowBlur( true );
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| 177 | },
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| 178 | this );
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| 179 |
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| 180 | CKEDITOR.event.useCapture = false;
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| 181 |
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| 182 | this._.blurSet = 1;
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| 183 | }
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| 184 |
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| 185 | panel.onEscape = CKEDITOR.tools.bind( function( keystroke )
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| 186 | {
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| 187 | if ( this.onEscape && this.onEscape( keystroke ) === false )
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| 188 | return false;
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| 189 | },
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| 190 | this );
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| 191 |
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| 192 | CKEDITOR.tools.setTimeout( function()
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| 193 | {
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| 194 | if ( rtl )
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| 195 | left -= element.$.offsetWidth;
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| 196 |
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| 197 | var panelLoad = CKEDITOR.tools.bind( function ()
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| 198 | {
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| 199 | var target = element.getFirst();
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| 200 |
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| 201 | if ( block.autoSize )
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| 202 | {
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| 203 | // We must adjust first the width or IE6 could include extra lines in the height computation
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| 204 | var widthNode = block.element.$;
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| 205 |
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| 206 | if ( CKEDITOR.env.gecko || CKEDITOR.env.opera)
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| 207 | widthNode = widthNode.parentNode;
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| 208 |
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| 209 | if ( CKEDITOR.env.ie)
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| 210 | widthNode = widthNode.document.body;
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| 211 |
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| 212 | var width = widthNode.scrollWidth;
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| 213 | // Account for extra height needed due to IE quirks box model bug:
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| 214 | // http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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| 215 | // (#3426)
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| 216 | if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && width > 0 )
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| 217 | width += ( target.$.offsetWidth || 0 ) - ( target.$.clientWidth || 0 );
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| 218 | // A little extra at the end.
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| 219 | // If not present, IE6 might break into the next line, but also it looks better this way
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| 220 | width += 4 ;
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| 221 |
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| 222 | target.setStyle( 'width', width + 'px' );
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| 223 |
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| 224 | // IE doesn't compute the scrollWidth if a filter is applied previously
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| 225 | block.element.addClass( 'cke_frameLoaded' );
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| 226 |
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| 227 | var height = block.element.$.scrollHeight;
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| 228 |
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| 229 | // Account for extra height needed due to IE quirks box model bug:
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| 230 | // http://en.wikipedia.org/wiki/Internet_Explorer_box_model_bug
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| 231 | // (#3426)
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| 232 | if ( CKEDITOR.env.ie && CKEDITOR.env.quirks && height > 0 )
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| 233 | height += ( target.$.offsetHeight || 0 ) - ( target.$.clientHeight || 0 );
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| 234 |
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| 235 | target.setStyle( 'height', height + 'px' );
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| 236 |
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| 237 | // Fix IE < 8 visibility.
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| 238 | panel._.currentBlock.element.setStyle( 'display', 'none' ).removeStyle( 'display' );
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| 239 | }
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| 240 | else
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| 241 | target.removeStyle( 'height' );
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| 242 |
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| 243 | var panelElement = panel.element,
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| 244 | panelWindow = panelElement.getWindow(),
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| 245 | windowScroll = panelWindow.getScrollPosition(),
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| 246 | viewportSize = panelWindow.getViewPaneSize(),
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| 247 | panelSize =
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| 248 | {
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| 249 | 'height' : panelElement.$.offsetHeight,
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| 250 | 'width' : panelElement.$.offsetWidth
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| 251 | };
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| 252 |
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| 253 | // If the menu is horizontal off, shift it toward
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| 254 | // the opposite language direction.
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| 255 | if ( rtl ? left < 0 : left + panelSize.width > viewportSize.width + windowScroll.x )
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| 256 | left += ( panelSize.width * ( rtl ? 1 : -1 ) );
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| 257 |
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| 258 | // Vertical off screen is simpler.
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| 259 | if ( top + panelSize.height > viewportSize.height + windowScroll.y )
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| 260 | top -= panelSize.height;
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| 261 |
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| 262 | element.setStyles(
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| 263 | {
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| 264 | top : top + 'px',
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| 265 | left : left + 'px',
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| 266 | opacity : '1'
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| 267 | } );
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| 268 |
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| 269 | } , this );
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| 270 |
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| 271 | panel.isLoaded ? panelLoad() : panel.onLoad = panelLoad;
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| 272 |
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| 273 | // Set the panel frame focus, so the blur event gets fired.
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| 274 | CKEDITOR.tools.setTimeout( function()
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| 275 | {
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| 276 | iframe.$.contentWindow.focus();
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| 277 | // We need this get fired manually because of unfired focus() function.
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| 278 | this.allowBlur( true );
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| 279 | }, 0, this);
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| 280 | }, 0, this);
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| 281 | this.visible = 1;
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| 282 |
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| 283 | if ( this.onShow )
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| 284 | this.onShow.call( this );
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| 285 |
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| 286 | isShowing = false;
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| 287 | },
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| 288 |
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| 289 | hide : function()
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| 290 | {
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| 291 | if ( this.visible && ( !this.onHide || this.onHide.call( this ) !== true ) )
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| 292 | {
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| 293 | this.hideChild();
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| 294 | this.element.setStyle( 'display', 'none' );
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| 295 | this.visible = 0;
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| 296 | }
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| 297 | },
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| 298 |
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| 299 | allowBlur : function( allow ) // Prevent editor from hiding the panel. #3222.
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| 300 | {
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| 301 | var panel = this._.panel;
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| 302 | if ( allow != undefined )
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| 303 | panel.allowBlur = allow;
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| 304 |
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| 305 | return panel.allowBlur;
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| 306 | },
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| 307 |
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| 308 | showAsChild : function( panel, blockName, offsetParent, corner, offsetX, offsetY )
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| 309 | {
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| 310 | // Skip reshowing of child which is already visible.
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| 311 | if ( this._.activeChild == panel && panel._.panel._.offsetParentId == offsetParent.getId() )
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| 312 | return;
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| 313 |
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| 314 | this.hideChild();
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| 315 |
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| 316 | panel.onHide = CKEDITOR.tools.bind( function()
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| 317 | {
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| 318 | // Use a timeout, so we give time for this menu to get
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| 319 | // potentially focused.
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| 320 | CKEDITOR.tools.setTimeout( function()
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| 321 | {
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| 322 | if ( !this._.focused )
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| 323 | this.hide();
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| 324 | },
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| 325 | 0, this );
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| 326 | },
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| 327 | this );
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| 328 |
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| 329 | this._.activeChild = panel;
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| 330 | this._.focused = false;
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| 331 |
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| 332 | panel.showBlock( blockName, offsetParent, corner, offsetX, offsetY );
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| 333 |
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| 334 | /* #3767 IE: Second level menu may not have borders */
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| 335 | if ( CKEDITOR.env.ie7Compat || ( CKEDITOR.env.ie8 && CKEDITOR.env.ie6Compat ) )
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| 336 | {
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| 337 | setTimeout(function()
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| 338 | {
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| 339 | panel.element.getChild( 0 ).$.style.cssText += '';
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| 340 | }, 100);
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| 341 | }
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| 342 | },
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| 343 |
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| 344 | hideChild : function()
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| 345 | {
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| 346 | var activeChild = this._.activeChild;
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| 347 |
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| 348 | if ( activeChild )
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| 349 | {
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| 350 | delete activeChild.onHide;
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| 351 | delete this._.activeChild;
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| 352 | activeChild.hide();
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| 353 | }
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| 354 | }
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| 355 | }
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| 356 | });
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| 357 |
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| 358 | CKEDITOR.on( 'instanceDestroyed', function()
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| 359 | {
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| 360 | var isLastInstance = CKEDITOR.tools.isEmpty( CKEDITOR.instances );
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| 361 |
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| 362 | for ( var i in panels )
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| 363 | if ( ! ( i in Object.prototype ) )
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| 364 | {
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| 365 | var panel = panels[ i ];
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| 366 | // Safe to destroy it since there're no more instances.(#4241)
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| 367 | if ( isLastInstance )
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| 368 | panel.destroy();
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| 369 | // Panel might be used by other instances, just hide them.(#4552)
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| 370 | else
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| 371 | panel.element.hide();
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| 372 | }
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| 373 | // Remove the registration.
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| 374 | isLastInstance && ( panels = {} );
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| 375 |
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| 376 | } );
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| 377 | })();
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