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5baffa03fd
- [ReactNative] Use deprecated ix in TabBarExample | Amjad Masad - [ReactNative] Expanded license on obj-c files | Christopher Chedeau - [ReactNative] Expanded license on js files | Christopher Chedeau - [ReactNative] Fix React Devtools integration | Alex Kotliarskyi - [Text] Account for font leading so descenders are not clipped | James Ide - [ReactNative] Expanded license on js packager files | Christopher Chedeau - more UIExplorer flow | Basil Hosmer - [react-packager] Pick up package changes while running | Amjad Masad - Added a graph view and a ReactNative metric that displays current queue and execution time for the JS thread. | Bryce Redd - [ReactNative] Add NativeModules and DeviceEventEmitter to react-native exports | Alex Kotliarskyi
50 lines
1.5 KiB
JavaScript
50 lines
1.5 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 Dimensions
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*/
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'use strict';
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var NativeModules = require('NativeModules');
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var invariant = require('invariant');
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var dimensions = NativeModules.UIManager.Dimensions;
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class Dimensions {
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/**
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* This should only be called from native code.
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*
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* @param {object} dims Simple string-keyed object of dimensions to set
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*/
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static set(dims) {
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Object.assign(dimensions, dims);
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return true;
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}
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/**
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* Initial dimensions are set before `runApplication` is called so they should
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* be available before any other require's are run, but may be updated later.
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*
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* Note: Although dimensions are available immediately, they may change (e.g
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* due to device rotation) so any rendering logic or styles that depend on
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* these constants should try to call this function on every render, rather
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* than caching the value (for example, using inline styles rather than
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* setting a value in a `StyleSheet`).
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*
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* @param {string} dim Name of dimension as defined when calling `set`.
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* @returns {Object?} Value for the dimension.
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*/
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static get(dim) {
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invariant(dimensions[dim], 'No dimension set for key ' + dim);
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return dimensions[dim];
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}
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}
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module.exports = Dimensions;
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