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Diffstat (limited to 'node_modules/react-dom/lib/getEventModifierState.js')
-rw-r--r-- | node_modules/react-dom/lib/getEventModifierState.js | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/node_modules/react-dom/lib/getEventModifierState.js b/node_modules/react-dom/lib/getEventModifierState.js deleted file mode 100644 index 0af4df74c..000000000 --- a/node_modules/react-dom/lib/getEventModifierState.js +++ /dev/null @@ -1,42 +0,0 @@ -/** - * Copyright 2013-present, Facebook, Inc. - * All rights reserved. - * - * This source code is licensed under the BSD-style license found in the - * LICENSE file in the root directory of this source tree. An additional grant - * of patent rights can be found in the PATENTS file in the same directory. - * - */ - -'use strict'; - -/** - * Translation from modifier key to the associated property in the event. - * @see http://www.w3.org/TR/DOM-Level-3-Events/#keys-Modifiers - */ - -var modifierKeyToProp = { - Alt: 'altKey', - Control: 'ctrlKey', - Meta: 'metaKey', - Shift: 'shiftKey' -}; - -// IE8 does not implement getModifierState so we simply map it to the only -// modifier keys exposed by the event itself, does not support Lock-keys. -// Currently, all major browsers except Chrome seems to support Lock-keys. -function modifierStateGetter(keyArg) { - var syntheticEvent = this; - var nativeEvent = syntheticEvent.nativeEvent; - if (nativeEvent.getModifierState) { - return nativeEvent.getModifierState(keyArg); - } - var keyProp = modifierKeyToProp[keyArg]; - return keyProp ? !!nativeEvent[keyProp] : false; -} - -function getEventModifierState(nativeEvent) { - return modifierStateGetter; -} - -module.exports = getEventModifierState;
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