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   1  /*

   2  Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.

   3  For licensing, see LICENSE.html or http://ckeditor.com/license

   4  */
   5  
   6  CKEDITOR.plugins.add( 'popup');
   7  
   8  CKEDITOR.tools.extend( CKEDITOR.editor.prototype,
   9  {
  10      /**

  11       * Opens Browser in a popup. The "width" and "height" parameters accept

  12       * numbers (pixels) or percent (of screen size) values.

  13       * @param {String} url The url of the external file browser.

  14       * @param {String} width Popup window width.

  15       * @param {String} height Popup window height.

  16       */
  17      popup : function( url, width, height )
  18      {
  19          width = width || '80%';
  20          height = height || '70%';
  21  
  22          if ( typeof width == 'string' && width.length > 1 && width.substr( width.length - 1, 1 ) == '%' )
  23              width = parseInt( window.screen.width * parseInt( width, 10 ) / 100, 10 );
  24  
  25          if ( typeof height == 'string' && height.length > 1 && height.substr( height.length - 1, 1 ) == '%' )
  26              height = parseInt( window.screen.height * parseInt( height, 10 ) / 100, 10 );
  27  
  28          if ( width < 640 )
  29              width = 640;
  30  
  31          if ( height < 420 )
  32              height = 420;
  33  
  34          var top = parseInt( ( window.screen.height - height ) / 2, 10 ),
  35              left = parseInt( ( window.screen.width  - width ) / 2, 10 ),
  36              options = 'location=no,menubar=no,toolbar=no,dependent=yes,minimizable=no,modal=yes,alwaysRaised=yes,resizable=yes' +
  37              ',width='  + width +
  38              ',height=' + height +
  39              ',top='  + top +
  40              ',left=' + left;
  41  
  42          var popupWindow = window.open( '', null, options, true );
  43  
  44          // Blocked by a popup blocker.

  45          if ( !popupWindow )
  46              return false;
  47  
  48          try
  49          {
  50              popupWindow.moveTo( left, top );
  51              popupWindow.resizeTo( width, height );
  52              popupWindow.focus();
  53              popupWindow.location.href = url;
  54          }
  55          catch (e)
  56          {
  57              popupWindow = window.open( url, null, options, true );
  58          }
  59  
  60          return true ;
  61      }
  62  });