react-native/React/Views/RCTModalHostViewManager.m
Eric Lo 8c25181c44 Add onShow callback for RCTModalHostView
Summary: Added ability to include a callback to the modal. The callback is invoked when the modal is shown.

Reviewed By: javache

Differential Revision: D3005212

fb-gh-sync-id: 12648e17bd1cf831daf65529b87ae8cfdb901c65
shipit-source-id: 12648e17bd1cf831daf65529b87ae8cfdb901c65
2016-03-03 12:43:36 -08:00

46 lines
1021 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 "RCTModalHostViewManager.h"
#import "RCTBridge.h"
#import "RCTModalHostView.h"
#import "RCTTouchHandler.h"
@implementation RCTModalHostViewManager
{
NSHashTable *_hostViews;
}
RCT_EXPORT_MODULE()
- (UIView *)view
{
UIView *view = [[RCTModalHostView alloc] initWithBridge:self.bridge];
if (_hostViews) {
_hostViews = [NSHashTable weakObjectsHashTable];
}
[_hostViews addObject:view];
return view;
}
- (void)invalidate
{
for (RCTModalHostView *hostView in _hostViews) {
[hostView invalidate];
}
[_hostViews removeAllObjects];
}
RCT_EXPORT_VIEW_PROPERTY(animated, BOOL)
RCT_EXPORT_VIEW_PROPERTY(transparent, BOOL)
RCT_EXPORT_VIEW_PROPERTY(onShow, RCTDirectEventBlock)
@end