[239] | 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( 'resize',
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| 7 | {
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| 8 | init : function( editor )
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| 9 | {
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| 10 | var config = editor.config;
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| 11 |
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| 12 | // Resize in the same direction of chrome,
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| 13 | // which is identical to dir of editor element. (#6614)
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| 14 | var resizeDir = editor.element.getDirection( 1 );
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| 15 |
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| 16 | !config.resize_dir && ( config.resize_dir = 'both' );
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| 17 | ( config.resize_maxWidth == undefined ) && ( config.resize_maxWidth = 3000 );
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| 18 | ( config.resize_maxHeight == undefined ) && ( config.resize_maxHeight = 3000 );
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| 19 | ( config.resize_minWidth == undefined ) && ( config.resize_minWidth = 750 );
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| 20 | ( config.resize_minHeight == undefined ) && ( config.resize_minHeight = 250 );
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| 21 |
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| 22 | if ( config.resize_enabled !== false )
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| 23 | {
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| 24 | var container = null,
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| 25 | origin,
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| 26 | startSize,
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| 27 | resizeHorizontal = ( config.resize_dir == 'both' || config.resize_dir == 'horizontal' ) &&
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| 28 | ( config.resize_minWidth != config.resize_maxWidth ),
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| 29 | resizeVertical = ( config.resize_dir == 'both' || config.resize_dir == 'vertical' ) &&
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| 30 | ( config.resize_minHeight != config.resize_maxHeight );
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| 31 |
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| 32 | function dragHandler( evt )
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| 33 | {
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| 34 | var dx = evt.data.$.screenX - origin.x,
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| 35 | dy = evt.data.$.screenY - origin.y,
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| 36 | width = startSize.width,
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| 37 | height = startSize.height,
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| 38 | internalWidth = width + dx * ( resizeDir == 'rtl' ? -1 : 1 ),
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| 39 | internalHeight = height + dy;
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| 40 |
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| 41 | if ( resizeHorizontal )
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| 42 | width = Math.max( config.resize_minWidth, Math.min( internalWidth, config.resize_maxWidth ) );
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| 43 |
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| 44 | if ( resizeVertical )
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| 45 | height = Math.max( config.resize_minHeight, Math.min( internalHeight, config.resize_maxHeight ) );
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| 46 |
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| 47 | editor.resize( width, height );
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| 48 | }
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| 49 |
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| 50 | function dragEndHandler ( evt )
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| 51 | {
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| 52 | CKEDITOR.document.removeListener( 'mousemove', dragHandler );
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| 53 | CKEDITOR.document.removeListener( 'mouseup', dragEndHandler );
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| 54 |
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| 55 | if ( editor.document )
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| 56 | {
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| 57 | editor.document.removeListener( 'mousemove', dragHandler );
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| 58 | editor.document.removeListener( 'mouseup', dragEndHandler );
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| 59 | }
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| 60 | }
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| 61 |
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| 62 | var mouseDownFn = CKEDITOR.tools.addFunction( function( $event )
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| 63 | {
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| 64 | if ( !container )
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| 65 | container = editor.getResizable();
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| 66 |
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| 67 | startSize = { width : container.$.offsetWidth || 0, height : container.$.offsetHeight || 0 };
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| 68 | origin = { x : $event.screenX, y : $event.screenY };
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| 69 |
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| 70 | config.resize_minWidth > startSize.width && ( config.resize_minWidth = startSize.width );
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| 71 | config.resize_minHeight > startSize.height && ( config.resize_minHeight = startSize.height );
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| 72 |
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| 73 | CKEDITOR.document.on( 'mousemove', dragHandler );
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| 74 | CKEDITOR.document.on( 'mouseup', dragEndHandler );
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| 75 |
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| 76 | if ( editor.document )
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| 77 | {
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| 78 | editor.document.on( 'mousemove', dragHandler );
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| 79 | editor.document.on( 'mouseup', dragEndHandler );
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| 80 | }
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| 81 | });
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| 82 |
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| 83 | editor.on( 'destroy', function() { CKEDITOR.tools.removeFunction( mouseDownFn ); } );
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| 84 |
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| 85 | editor.on( 'themeSpace', function( event )
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| 86 | {
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| 87 | if ( event.data.space == 'bottom' )
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| 88 | {
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| 89 | var direction = '';
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| 90 | if ( resizeHorizontal && !resizeVertical )
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| 91 | direction = ' cke_resizer_horizontal';
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| 92 | if ( !resizeHorizontal && resizeVertical )
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| 93 | direction = ' cke_resizer_vertical';
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| 94 |
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| 95 | var resizerHtml =
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| 96 | '<div' +
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| 97 | ' class="cke_resizer' + direction + ' cke_resizer_' + resizeDir + '"' +
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| 98 | ' title="' + CKEDITOR.tools.htmlEncode( editor.lang.resize ) + '"' +
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| 99 | ' onmousedown="CKEDITOR.tools.callFunction(' + mouseDownFn + ', event)"' +
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| 100 | '></div>';
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| 101 |
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| 102 | // Always sticks the corner of botttom space.
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| 103 | resizeDir == 'ltr' && direction == 'ltr' ?
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| 104 | event.data.html += resizerHtml :
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| 105 | event.data.html = resizerHtml + event.data.html;
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| 106 | }
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| 107 | }, editor, null, 100 );
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| 108 | }
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| 109 | }
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| 110 | } );
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| 111 |
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| 112 | /**
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| 113 | * The minimum editor width, in pixels, when resizing the editor interface by using the resize handle.
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| 114 | * Note: It falls back to editor's actual width if it is smaller than the default value.
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| 115 | * @name CKEDITOR.config.resize_minWidth
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| 116 | * @type Number
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| 117 | * @default 750
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| 118 | * @example
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| 119 | * config.resize_minWidth = 500;
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| 120 | */
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| 121 |
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| 122 | /**
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| 123 | * The minimum editor height, in pixels, when resizing the editor interface by using the resize handle.
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| 124 | * Note: It falls back to editor's actual height if it is smaller than the default value.
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| 125 | * @name CKEDITOR.config.resize_minHeight
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| 126 | * @type Number
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| 127 | * @default 250
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| 128 | * @example
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| 129 | * config.resize_minHeight = 600;
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| 130 | */
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| 131 |
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| 132 | /**
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| 133 | * The maximum editor width, in pixels, when resizing the editor interface by using the resize handle.
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| 134 | * @name CKEDITOR.config.resize_maxWidth
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| 135 | * @type Number
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| 136 | * @default 3000
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| 137 | * @example
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| 138 | * config.resize_maxWidth = 750;
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| 139 | */
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| 140 |
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| 141 | /**
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| 142 | * The maximum editor height, in pixels, when resizing the editor interface by using the resize handle.
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| 143 | * @name CKEDITOR.config.resize_maxHeight
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| 144 | * @type Number
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| 145 | * @default 3000
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| 146 | * @example
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| 147 | * config.resize_maxHeight = 600;
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| 148 | */
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| 149 |
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| 150 | /**
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| 151 | * Whether to enable the resizing feature. If this feature is disabled, the resize handle will not be visible.
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| 152 | * @name CKEDITOR.config.resize_enabled
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| 153 | * @type Boolean
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| 154 | * @default true
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| 155 | * @example
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| 156 | * config.resize_enabled = false;
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| 157 | */
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| 158 |
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| 159 | /**
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| 160 | * The dimensions for which the editor resizing is enabled. Possible values
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| 161 | * are <code>both</code>, <code>vertical</code>, and <code>horizontal</code>.
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| 162 | * @name CKEDITOR.config.resize_dir
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| 163 | * @type String
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| 164 | * @default 'both'
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| 165 | * @since 3.3
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| 166 | * @example
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| 167 | * config.resize_dir = 'vertical';
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| 168 | */
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