121 lines
4.6 KiB
Objective-C
121 lines
4.6 KiB
Objective-C
/**
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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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#import <UIKit/UIKit.h>
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#import "RCTBridgeModule.h"
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#import "RCTConvert.h"
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#import "RCTComponent.h"
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#import "RCTDefines.h"
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#import "RCTEventDispatcher.h"
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#import "RCTLog.h"
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@class RCTBridge;
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@class RCTShadowView;
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@class RCTSparseArray;
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@class RCTUIManager;
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typedef void (^RCTViewManagerUIBlock)(RCTUIManager *uiManager, NSDictionary<NSNumber *, UIView *> *viewRegistry);
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@interface RCTViewManager : NSObject <RCTBridgeModule>
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/**
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* The bridge can be used to access both the RCTUIIManager and the RCTEventDispatcher,
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* allowing the manager (or the views that it manages) to manipulate the view
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* hierarchy and send events back to the JS context.
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*/
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@property (nonatomic, weak, readonly) RCTBridge *bridge;
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/**
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* This method instantiates a native view to be managed by the module. Override
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* this to return a custom view instance, which may be preconfigured with default
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* properties, subviews, etc. This method will be called many times, and should
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* return a fresh instance each time. The view module MUST NOT cache the returned
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* view and return the same instance for subsequent calls.
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*/
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- (UIView *)view;
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/**
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* This method instantiates a shadow view to be managed by the module. If omitted,
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* an ordinary RCTShadowView instance will be created, which is typically fine for
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* most view types. As with the -view method, the -shadowView method should return
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* a fresh instance each time it is called.
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*/
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- (RCTShadowView *)shadowView;
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/**
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* DEPRECATED: declare properties of type RCTBubblingEventBlock instead
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*
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* Returns an array of names of events that can be sent by native views. This
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* should return bubbling, directly-dispatched event types. The event name
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* should not include a prefix such as 'on' or 'top', as this will be applied
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* as needed. When subscribing to the event, use the 'Captured' suffix to
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* indicate the captured form, or omit the suffix for the bubbling form.
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*
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* Note that this method is not inherited when you subclass a view module, and
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* you should not call [super customBubblingEventTypes] when overriding it.
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*/
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- (NSArray<NSString *> *)customBubblingEventTypes;
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/**
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* DEPRECATED: declare properties of type RCTDirectEventBlock instead
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*
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* Returns an array of names of events that can be sent by native views. This
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* should return non-bubbling, directly-dispatched event types. The event name
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* should not include a prefix such as 'on' or 'top', as this will be applied
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* as needed.
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*
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* Note that this method is not inherited when you subclass a view module, and
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* you should not call [super customDirectEventTypes] when overriding it.
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*/
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- (NSArray<NSString *> *)customDirectEventTypes;
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/**
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* Called to notify manager that layout has finished, in case any calculated
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* properties need to be copied over from shadow view to view.
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*/
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- (RCTViewManagerUIBlock)uiBlockToAmendWithShadowView:(RCTShadowView *)shadowView;
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/**
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* Called after view hierarchy manipulation has finished, and all shadow props
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* have been set, but before layout has been performed. Useful for performing
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* custo layout logic or tasks that involve walking the view hierarchy.
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* To be deprecated, hopefully.
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*/
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- (RCTViewManagerUIBlock)uiBlockToAmendWithShadowViewRegistry:(NSDictionary<NSNumber *, RCTShadowView *> *)shadowViewRegistry;
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/**
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* This handles the simple case, where JS and native property names match.
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*/
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#define RCT_EXPORT_VIEW_PROPERTY(name, type) \
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+ (NSArray<NSString *> *)propConfig_##name { return @[@#type]; }
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/**
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* This macro maps a named property to an arbitrary key path in the view.
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*/
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#define RCT_REMAP_VIEW_PROPERTY(name, keyPath, type) \
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+ (NSArray<NSString *> *)propConfig_##name { return @[@#type, @#keyPath]; }
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/**
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* This macro can be used when you need to provide custom logic for setting
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* view properties. The macro should be followed by a method body, which can
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* refer to "json", "view" and "defaultView" to implement the required logic.
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*/
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#define RCT_CUSTOM_VIEW_PROPERTY(name, type, viewClass) \
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RCT_REMAP_VIEW_PROPERTY(name, __custom__, type) \
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- (void)set_##name:(id)json forView:(viewClass *)view withDefaultView:(viewClass *)defaultView
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/**
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* This macro is used to map properties to the shadow view, instead of the view.
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*/
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#define RCT_EXPORT_SHADOW_PROPERTY(name, type) \
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+ (NSArray<NSString *> *)propConfigShadow_##name { return @[@#type]; }
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@end
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