react-native/Libraries/RKBackendNode/queryLayoutByID.js
Christopher Chedeau f7cf017d29 Updates from Tue 17 Mar
- [ReactNative] Remove pushNotification prop from renderApplication | Eric Vicenti
- [react_native] Stub VibrationIOS on Android | Andy Street
- [ReactNative] Simplify and test interpolators | Christopher Chedeau
- [ReactNative] Increase timeout for obj-c tests | Christopher Chedeau
- [ReactNative] Updated RKText to new UIManager system | Nick Lockwood
- [ReactNative] Unforked RCTShadowView, moved RKTextView into FBReactKitTextModule | Nick Lockwood
- [ReactKit] Remove NativeModulesDeprecated | Spencer Ahrens
- [ReactNative] Allow single callbacks in NativeModules | Spencer Ahrens
- [ReactNative] s/RK/RCT in OSS | Spencer Ahrens
- [ReactNative] Cleanup StyleSheet API | Christopher Chedeau
- [RCTVibration] Basic Vibration API | Christopher Chedeau
- [React Native] Prevent crash in redbox code with two thrown errors | Ben Alpert
- [ReactNative] unbreak Android | Andrew Rasmussen
2015-03-17 13:43:53 -07:00

40 lines
1.3 KiB
JavaScript

/**
* Copyright 2004-present Facebook. All Rights Reserved.
*
* @providesModule queryLayoutByID
*/
'use strict';
var ReactIOSTagHandles = require('ReactIOSTagHandles');
var RCTUIManager = require('NativeModules').RCTUIManager;
/**
* Queries the layout of a view. The layout does not reflect the element as
* seen by the user, rather it reflects the position within the layout system,
* before any transforms are applied.
*
* The only other requirement is that the `pageX, pageY` values be in the same
* coordinate system that events' `pageX/Y` are reported. That means that for
* the web, `pageXOffset/pageYOffset` should be added to to
* getBoundingClientRect to make consistent with touches.
*
* var pageXOffset = window.pageXOffset;
* var pageYOffset = window.pageYOffset;
*
* This is an IOS specific implementation.
*
* @param {string} rootNodeID ID of the platform specific node to be measured.
* @param {function} onError `func(error)`
* @param {function} onSuccess `func(left, top, width, height, pageX, pageY)`
*/
var queryLayoutByID = function(rootNodeID, onError, onSuccess) {
// Native bridge doesn't *yet* surface errors.
RCTUIManager.measure(
ReactIOSTagHandles.rootNodeIDToTag[rootNodeID],
onSuccess
);
};
module.exports = queryLayoutByID;