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( function() { |
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|
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function addEventListeners() { |
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document.addEventListener( 'change', handleChangeEvent ); |
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document.addEventListener( 'keydown', handleKeyDownEvent ); |
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} |
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|
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function handleChangeEvent( e ) { |
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if ( 'INPUT' === e.target.nodeName && 'checkbox' === e.target.type && e.target.parentNode.classList.contains( 'frm_toggle_block' ) ) { |
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handleToggleChangeEvent( e ); |
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} |
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} |
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|
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function handleKeyDownEvent( e ) { |
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switch ( e.key ) { |
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case ' ': |
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handleSpaceDownEvent( e ); |
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break; |
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} |
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} |
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|
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function handleToggleChangeEvent( e ) { |
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e.target.nextElementSibling.setAttribute( 'aria-checked', e.target.checked ? 'true' : 'false' ); |
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} |
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|
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function handleSpaceDownEvent( e ) { |
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if ( e.target.classList.contains( 'frm_toggle' ) ) { |
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e.preventDefault(); // Prevent automatic browser scroll when space is pressed. |
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e.target.click(); |
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} |
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} |
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|
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addEventListeners(); |
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}() ); |
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|
