95 lines
2.9 KiB
JavaScript
95 lines
2.9 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule TouchableWithoutFeedback
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*/
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'use strict';
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var React = require('React');
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var Touchable = require('Touchable');
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var onlyChild = require('onlyChild');
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/**
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* When the scroll view is disabled, this defines how far your touch may move
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* off of the button, before deactivating the button. Once deactivated, try
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* moving it back and you'll see that the button is once again reactivated!
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* Move it back and forth several times while the scroll view is disabled.
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*/
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var PRESS_RECT_OFFSET = {top: 20, left: 20, right: 20, bottom: 30};
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/**
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* Do not use unless you have a very good reason. All the elements that
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* respond to press should have a visual feedback when touched. This is
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* one of the primary reason a "web" app doesn't feel "native".
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*/
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var TouchableWithoutFeedback = React.createClass({
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mixins: [Touchable.Mixin],
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propTypes: {
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/**
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* Called when the touch is released, but not if cancelled (e.g. by a scroll
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* that steals the responder lock).
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*/
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onPress: React.PropTypes.func,
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onPressIn: React.PropTypes.func,
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onPressOut: React.PropTypes.func,
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onLongPress: React.PropTypes.func,
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},
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getInitialState: function() {
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return this.touchableGetInitialState();
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},
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/**
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* `Touchable.Mixin` self callbacks. The mixin will invoke these if they are
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* defined on your component.
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*/
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touchableHandlePress: function(e) {
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this.props.onPress && this.props.onPress(e);
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},
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touchableHandleActivePressIn: function() {
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this.props.onPressIn && this.props.onPressIn();
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},
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touchableHandleActivePressOut: function() {
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this.props.onPressOut && this.props.onPressOut();
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},
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touchableHandleLongPress: function() {
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this.props.onLongPress && this.props.onLongPress();
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},
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touchableGetPressRectOffset: function() {
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return PRESS_RECT_OFFSET; // Always make sure to predeclare a constant!
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},
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touchableGetHighlightDelayMS: function() {
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return 0;
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},
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render: function() {
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// Note(vjeux): use cloneWithProps once React has been upgraded
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var child = onlyChild(this.props.children);
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return React.cloneElement(child, {
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accessible: true,
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testID: this.props.testID,
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onStartShouldSetResponder: this.touchableHandleStartShouldSetResponder,
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onResponderTerminationRequest: this.touchableHandleResponderTerminationRequest,
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onResponderGrant: this.touchableHandleResponderGrant,
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onResponderMove: this.touchableHandleResponderMove,
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onResponderRelease: this.touchableHandleResponderRelease,
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onResponderTerminate: this.touchableHandleResponderTerminate
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});
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}
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});
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module.exports = TouchableWithoutFeedback;
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