react-native/React/Modules/RCTClipboard.m
tantan 15f806957f Return a Promise for Clipboard.getString()
Summary:
For clipboard, add error callback in Android. Code like
```javascript
Clipboard.getString((content)=>{
    //do something
},(error)=>{
   //do something for error
})
```
Closes https://github.com/facebook/react-native/pull/4792

Reviewed By: svcscm

Differential Revision: D2844937

Pulled By: nicklockwood

fb-gh-sync-id: 19953807ff07238e6a6ef5aedf1a3fcbca7e62a1
2016-01-20 10:54:32 -08:00

40 lines
899 B
Objective-C

/**
* Copyright (c) 2015-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.
*/
#import "RCTClipboard.h"
#import "RCTUtils.h"
#import <UIKit/UIKit.h>
@implementation RCTClipboard
RCT_EXPORT_MODULE()
- (dispatch_queue_t)methodQueue
{
return dispatch_get_main_queue();
}
RCT_EXPORT_METHOD(setString:(NSString *)content)
{
UIPasteboard *clipboard = [UIPasteboard generalPasteboard];
clipboard.string = content;
}
RCT_EXPORT_METHOD(getString:(RCTPromiseResolveBlock)resolve
rejecter:(__unused RCTPromiseRejectBlock)reject)
{
UIPasteboard *clipboard = [UIPasteboard generalPasteboard];
resolve(@[RCTNullIfNil(clipboard.string)]);
}
@end