iOS FlutterTextureRegistry should be a proxy, not the engine itself #37666
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| Original file line number | Diff line number | Diff line change |
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| // Copyright 2013 The Flutter Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
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| #import "flutter/shell/platform/darwin/common/framework/Headers/FlutterMacros.h" | ||
| #import "flutter/shell/platform/darwin/common/framework/Headers/FlutterTexture.h" | ||
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| #if FLUTTER_RUNTIME_MODE == FLUTTER_RUNTIME_MODE_DEBUG | ||
| FLUTTER_DARWIN_EXPORT | ||
| #endif | ||
| @interface FlutterTextureRegistryRelay : NSObject <FlutterTextureRegistry> | ||
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There was a problem hiding this comment. can you add a comment explaining that this relay is used to solve the issue with plugin retaining the engine? There was a problem hiding this comment. Use From this comment I don't really understand when this would be used. Returned from what? There was a problem hiding this comment. @jmagman, are these comments ok? There was a problem hiding this comment. How about: There was a problem hiding this comment. Thanks, this would be better. |
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| @property(nonatomic, assign) NSObject<FlutterTextureRegistry>* parent; | ||
| - (instancetype)initWithParent:(NSObject<FlutterTextureRegistry>*)parent; | ||
| @end | ||
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| Original file line number | Diff line number | Diff line change | ||||
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| @@ -0,0 +1,42 @@ | ||||||
| // Copyright 2013 The Flutter Authors. All rights reserved. | ||||||
| // Use of this source code is governed by a BSD-style license that can be | ||||||
| // found in the LICENSE file. | ||||||
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| #import "flutter/shell/platform/darwin/ios/framework/Source/FlutterTextureRegistryRelay.h" | ||||||
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| #include "flutter/fml/logging.h" | ||||||
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| @implementation FlutterTextureRegistryRelay : NSObject | ||||||
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| #pragma mark - FlutterTextureRegistry | ||||||
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| - (instancetype)initWithParent:(NSObject<FlutterTextureRegistry>*)parent { | ||||||
| if (self = [super init]) { | ||||||
| self.parent = parent; | ||||||
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| } | ||||||
| return self; | ||||||
| } | ||||||
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| - (int64_t)registerTexture:(NSObject<FlutterTexture>*)texture { | ||||||
| if (!self.parent) { | ||||||
| FML_LOG(WARNING) << "Using on an empty registry."; | ||||||
| return 0; | ||||||
| } | ||||||
| return [self.parent registerTexture:texture]; | ||||||
| } | ||||||
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| - (void)textureFrameAvailable:(int64_t)textureId { | ||||||
| if (!self.parent) { | ||||||
| FML_LOG(WARNING) << "Using on an empty registry."; | ||||||
| } | ||||||
| return [self.parent textureFrameAvailable:textureId]; | ||||||
| } | ||||||
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| - (void)unregisterTexture:(int64_t)textureId { | ||||||
| if (!self.parent) { | ||||||
| FML_LOG(WARNING) << "Using on an empty registry."; | ||||||
| } | ||||||
| return [self.parent unregisterTexture:textureId]; | ||||||
| } | ||||||
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| @end | ||||||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,52 @@ | ||
| // Copyright 2013 The Flutter Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
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| #import "flutter/shell/platform/darwin/ios/framework/Source/FlutterTextureRegistryRelay.h" | ||
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| #import <OCMock/OCMock.h> | ||
| #import <XCTest/XCTest.h> | ||
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| #import "flutter/shell/platform/darwin/common/framework/Headers/FlutterMacros.h" | ||
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| FLUTTER_ASSERT_ARC | ||
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| @interface FlutterTextureRegistryRelayTest : XCTestCase | ||
| @end | ||
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| @implementation FlutterTextureRegistryRelayTest | ||
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| - (void)testCreate { | ||
| id textureRegistry = OCMProtocolMock(@protocol(FlutterTextureRegistry)); | ||
| FlutterTextureRegistryRelay* relay = | ||
| [[FlutterTextureRegistryRelay alloc] initWithParent:textureRegistry]; | ||
| XCTAssertNotNil(relay); | ||
| XCTAssertEqual(textureRegistry, relay.parent); | ||
| } | ||
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| - (void)testRegisterTexture { | ||
| id textureRegistry = OCMProtocolMock(@protocol(FlutterTextureRegistry)); | ||
| FlutterTextureRegistryRelay* relay = | ||
| [[FlutterTextureRegistryRelay alloc] initWithParent:textureRegistry]; | ||
| id texture = OCMProtocolMock(@protocol(FlutterTexture)); | ||
| [relay registerTexture:texture]; | ||
| OCMVerify([textureRegistry registerTexture:texture]); | ||
| } | ||
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| - (void)testTextureFrameAvailable { | ||
| id textureRegistry = OCMProtocolMock(@protocol(FlutterTextureRegistry)); | ||
| FlutterTextureRegistryRelay* relay = | ||
| [[FlutterTextureRegistryRelay alloc] initWithParent:textureRegistry]; | ||
| [relay textureFrameAvailable:0]; | ||
| OCMVerify([textureRegistry textureFrameAvailable:0]); | ||
| } | ||
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| - (void)testUnregisterTexture { | ||
| id textureRegistry = OCMProtocolMock(@protocol(FlutterTextureRegistry)); | ||
| FlutterTextureRegistryRelay* relay = | ||
| [[FlutterTextureRegistryRelay alloc] initWithParent:textureRegistry]; | ||
| [relay unregisterTexture:0]; | ||
| OCMVerify([textureRegistry unregisterTexture:0]); | ||
| } | ||
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| @end | ||
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done.