| 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 | /**
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| 7 | * @fileOverview API initialization code.
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| 8 | */
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| 9 |
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| 10 | (function()
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| 11 | {
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| 12 | // Disable HC detaction in WebKit. (#5429)
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| 13 | if ( CKEDITOR.env.webkit )
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| 14 | {
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| 15 | CKEDITOR.env.hc = false;
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| 16 | return;
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| 17 | }
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| 18 |
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| 19 | // Check is High Contrast is active by creating a temporary element with a
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| 20 | // background image.
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| 21 |
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| 22 | var useSpacer = CKEDITOR.env.ie && CKEDITOR.env.version < 7,
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| 23 | useBlank = CKEDITOR.env.ie && CKEDITOR.env.version == 7;
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| 24 |
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| 25 | var backgroundImageUrl = useSpacer ? ( CKEDITOR.basePath + 'images/spacer.gif' ) :
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| 26 | useBlank ? 'about:blank' : 'data:image/png;base64,';
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| 27 |
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| 28 | var hcDetect = CKEDITOR.dom.element.createFromHtml(
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| 29 | '<div style="width:0px;height:0px;' +
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| 30 | 'position:absolute;left:-10000px;' +
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| 31 | 'background-image:url(' + backgroundImageUrl + ')"></div>', CKEDITOR.document );
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| 32 |
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| 33 | hcDetect.appendTo( CKEDITOR.document.getHead() );
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| 34 |
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| 35 | // Update CKEDITOR.env.
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| 36 | // Catch exception needed sometimes for FF. (#4230)
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| 37 | try
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| 38 | {
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| 39 | CKEDITOR.env.hc = ( hcDetect.getComputedStyle( 'background-image' ) == 'none' );
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| 40 | }
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| 41 | catch (e)
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| 42 | {
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| 43 | CKEDITOR.env.hc = false;
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| 44 | }
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| 45 |
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| 46 | if ( CKEDITOR.env.hc )
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| 47 | CKEDITOR.env.cssClass += ' cke_hc';
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| 48 |
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| 49 | hcDetect.remove();
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| 50 | })();
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| 51 |
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| 52 | // Load core plugins.
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| 53 | CKEDITOR.plugins.load( CKEDITOR.config.corePlugins.split( ',' ), function()
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| 54 | {
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| 55 | CKEDITOR.status = 'loaded';
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| 56 | CKEDITOR.fire( 'loaded' );
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| 57 |
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| 58 | // Process all instances created by the "basic" implementation.
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| 59 | var pending = CKEDITOR._.pending;
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| 60 | if ( pending )
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| 61 | {
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| 62 | delete CKEDITOR._.pending;
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| 63 |
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| 64 | for ( var i = 0 ; i < pending.length ; i++ )
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| 65 | CKEDITOR.add( pending[ i ] );
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| 66 | }
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| 67 | });
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| 68 |
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| 69 | /*
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| 70 | TODO: Enable the following and check if effective.
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| 71 |
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| 72 | if ( CKEDITOR.env.ie )
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| 73 | {
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| 74 | // Remove IE mouse flickering on IE6 because of background images.
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| 75 | try
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| 76 | {
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| 77 | document.execCommand( 'BackgroundImageCache', false, true );
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| 78 | }
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| 79 | catch (e)
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| 80 | {
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| 81 | // We have been reported about loading problems caused by the above
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| 82 | // line. For safety, let's just ignore errors.
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| 83 | }
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| 84 | }
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| 85 | */
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| 86 |
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| 87 | /**
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| 88 | * Fired when a CKEDITOR core object is fully loaded and ready for interaction.
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| 89 | * @name CKEDITOR#loaded
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| 90 | * @event
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| 91 | */
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