diff options
author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
---|---|---|
committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/react-dom/lib/SimpleEventPlugin.js | |
parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) |
node_modules
Diffstat (limited to 'node_modules/react-dom/lib/SimpleEventPlugin.js')
-rw-r--r-- | node_modules/react-dom/lib/SimpleEventPlugin.js | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/node_modules/react-dom/lib/SimpleEventPlugin.js b/node_modules/react-dom/lib/SimpleEventPlugin.js new file mode 100644 index 000000000..600beed77 --- /dev/null +++ b/node_modules/react-dom/lib/SimpleEventPlugin.js @@ -0,0 +1,227 @@ +/** + * 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'; + +var _prodInvariant = require('./reactProdInvariant'); + +var EventListener = require('fbjs/lib/EventListener'); +var EventPropagators = require('./EventPropagators'); +var ReactDOMComponentTree = require('./ReactDOMComponentTree'); +var SyntheticAnimationEvent = require('./SyntheticAnimationEvent'); +var SyntheticClipboardEvent = require('./SyntheticClipboardEvent'); +var SyntheticEvent = require('./SyntheticEvent'); +var SyntheticFocusEvent = require('./SyntheticFocusEvent'); +var SyntheticKeyboardEvent = require('./SyntheticKeyboardEvent'); +var SyntheticMouseEvent = require('./SyntheticMouseEvent'); +var SyntheticDragEvent = require('./SyntheticDragEvent'); +var SyntheticTouchEvent = require('./SyntheticTouchEvent'); +var SyntheticTransitionEvent = require('./SyntheticTransitionEvent'); +var SyntheticUIEvent = require('./SyntheticUIEvent'); +var SyntheticWheelEvent = require('./SyntheticWheelEvent'); + +var emptyFunction = require('fbjs/lib/emptyFunction'); +var getEventCharCode = require('./getEventCharCode'); +var invariant = require('fbjs/lib/invariant'); + +/** + * Turns + * ['abort', ...] + * into + * eventTypes = { + * 'abort': { + * phasedRegistrationNames: { + * bubbled: 'onAbort', + * captured: 'onAbortCapture', + * }, + * dependencies: ['topAbort'], + * }, + * ... + * }; + * topLevelEventsToDispatchConfig = { + * 'topAbort': { sameConfig } + * }; + */ +var eventTypes = {}; +var topLevelEventsToDispatchConfig = {}; +['abort', 'animationEnd', 'animationIteration', 'animationStart', 'blur', 'canPlay', 'canPlayThrough', 'click', 'contextMenu', 'copy', 'cut', 'doubleClick', 'drag', 'dragEnd', 'dragEnter', 'dragExit', 'dragLeave', 'dragOver', 'dragStart', 'drop', 'durationChange', 'emptied', 'encrypted', 'ended', 'error', 'focus', 'input', 'invalid', 'keyDown', 'keyPress', 'keyUp', 'load', 'loadedData', 'loadedMetadata', 'loadStart', 'mouseDown', 'mouseMove', 'mouseOut', 'mouseOver', 'mouseUp', 'paste', 'pause', 'play', 'playing', 'progress', 'rateChange', 'reset', 'scroll', 'seeked', 'seeking', 'stalled', 'submit', 'suspend', 'timeUpdate', 'touchCancel', 'touchEnd', 'touchMove', 'touchStart', 'transitionEnd', 'volumeChange', 'waiting', 'wheel'].forEach(function (event) { + var capitalizedEvent = event[0].toUpperCase() + event.slice(1); + var onEvent = 'on' + capitalizedEvent; + var topEvent = 'top' + capitalizedEvent; + + var type = { + phasedRegistrationNames: { + bubbled: onEvent, + captured: onEvent + 'Capture' + }, + dependencies: [topEvent] + }; + eventTypes[event] = type; + topLevelEventsToDispatchConfig[topEvent] = type; +}); + +var onClickListeners = {}; + +function getDictionaryKey(inst) { + // Prevents V8 performance issue: + // https://github.com/facebook/react/pull/7232 + return '.' + inst._rootNodeID; +} + +function isInteractive(tag) { + return tag === 'button' || tag === 'input' || tag === 'select' || tag === 'textarea'; +} + +var SimpleEventPlugin = { + + eventTypes: eventTypes, + + extractEvents: function (topLevelType, targetInst, nativeEvent, nativeEventTarget) { + var dispatchConfig = topLevelEventsToDispatchConfig[topLevelType]; + if (!dispatchConfig) { + return null; + } + var EventConstructor; + switch (topLevelType) { + case 'topAbort': + case 'topCanPlay': + case 'topCanPlayThrough': + case 'topDurationChange': + case 'topEmptied': + case 'topEncrypted': + case 'topEnded': + case 'topError': + case 'topInput': + case 'topInvalid': + case 'topLoad': + case 'topLoadedData': + case 'topLoadedMetadata': + case 'topLoadStart': + case 'topPause': + case 'topPlay': + case 'topPlaying': + case 'topProgress': + case 'topRateChange': + case 'topReset': + case 'topSeeked': + case 'topSeeking': + case 'topStalled': + case 'topSubmit': + case 'topSuspend': + case 'topTimeUpdate': + case 'topVolumeChange': + case 'topWaiting': + // HTML Events + // @see http://www.w3.org/TR/html5/index.html#events-0 + EventConstructor = SyntheticEvent; + break; + case 'topKeyPress': + // Firefox creates a keypress event for function keys too. This removes + // the unwanted keypress events. Enter is however both printable and + // non-printable. One would expect Tab to be as well (but it isn't). + if (getEventCharCode(nativeEvent) === 0) { + return null; + } + /* falls through */ + case 'topKeyDown': + case 'topKeyUp': + EventConstructor = SyntheticKeyboardEvent; + break; + case 'topBlur': + case 'topFocus': + EventConstructor = SyntheticFocusEvent; + break; + case 'topClick': + // Firefox creates a click event on right mouse clicks. This removes the + // unwanted click events. + if (nativeEvent.button === 2) { + return null; + } + /* falls through */ + case 'topDoubleClick': + case 'topMouseDown': + case 'topMouseMove': + case 'topMouseUp': + // TODO: Disabled elements should not respond to mouse events + /* falls through */ + case 'topMouseOut': + case 'topMouseOver': + case 'topContextMenu': + EventConstructor = SyntheticMouseEvent; + break; + case 'topDrag': + case 'topDragEnd': + case 'topDragEnter': + case 'topDragExit': + case 'topDragLeave': + case 'topDragOver': + case 'topDragStart': + case 'topDrop': + EventConstructor = SyntheticDragEvent; + break; + case 'topTouchCancel': + case 'topTouchEnd': + case 'topTouchMove': + case 'topTouchStart': + EventConstructor = SyntheticTouchEvent; + break; + case 'topAnimationEnd': + case 'topAnimationIteration': + case 'topAnimationStart': + EventConstructor = SyntheticAnimationEvent; + break; + case 'topTransitionEnd': + EventConstructor = SyntheticTransitionEvent; + break; + case 'topScroll': + EventConstructor = SyntheticUIEvent; + break; + case 'topWheel': + EventConstructor = SyntheticWheelEvent; + break; + case 'topCopy': + case 'topCut': + case 'topPaste': + EventConstructor = SyntheticClipboardEvent; + break; + } + !EventConstructor ? process.env.NODE_ENV !== 'production' ? invariant(false, 'SimpleEventPlugin: Unhandled event type, `%s`.', topLevelType) : _prodInvariant('86', topLevelType) : void 0; + var event = EventConstructor.getPooled(dispatchConfig, targetInst, nativeEvent, nativeEventTarget); + EventPropagators.accumulateTwoPhaseDispatches(event); + return event; + }, + + didPutListener: function (inst, registrationName, listener) { + // Mobile Safari does not fire properly bubble click events on + // non-interactive elements, which means delegated click listeners do not + // fire. The workaround for this bug involves attaching an empty click + // listener on the target node. + // http://www.quirksmode.org/blog/archives/2010/09/click_event_del.html + if (registrationName === 'onClick' && !isInteractive(inst._tag)) { + var key = getDictionaryKey(inst); + var node = ReactDOMComponentTree.getNodeFromInstance(inst); + if (!onClickListeners[key]) { + onClickListeners[key] = EventListener.listen(node, 'click', emptyFunction); + } + } + }, + + willDeleteListener: function (inst, registrationName) { + if (registrationName === 'onClick' && !isInteractive(inst._tag)) { + var key = getDictionaryKey(inst); + onClickListeners[key].remove(); + delete onClickListeners[key]; + } + } + +}; + +module.exports = SimpleEventPlugin;
\ No newline at end of file |