Flutter Engine
The Flutter Engine
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mock_engine.cc File Reference
#include <cstring>
#include <unordered_map>
#include <utility>
#include "flutter/shell/platform/embedder/embedder.h"
#include "flutter/shell/platform/linux/fl_method_codec_private.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_json_message_codec.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_method_response.h"
#include "flutter/shell/platform/linux/public/flutter_linux/fl_standard_method_codec.h"
#include "gtest/gtest.h"

Go to the source code of this file.

Classes

struct  _FlutterEngineTexture
 
struct  _FlutterEngine
 
struct  _FlutterPlatformMessageResponseHandle
 
struct  _FlutterTaskRunner
 

Functions

FlutterEngineResult FlutterEngineGetProcAddresses (FlutterEngineProcTable *table)
 Gets the table of engine function pointers.
 

Variables

const int32_t kFlutterSemanticsNodeIdBatchEnd = -1
 
const int32_t kFlutterSemanticsCustomActionIdBatchEnd = -1
 

Function Documentation

◆ FlutterEngineGetProcAddresses()

FlutterEngineResult FlutterEngineGetProcAddresses ( FlutterEngineProcTable table)

Gets the table of engine function pointers.

Parameters
[out]tableThe table to fill with pointers. This should be zero-initialized, except for struct_size.
Returns
Returns whether the table was successfully populated.

Definition at line 518 of file mock_engine.cc.

519 {
520 if (!table) {
521 return kInvalidArguments;
522 }
523
524 FlutterEngineProcTable empty_table = {};
525 *table = empty_table;
526
527 table->CreateAOTData = &FlutterEngineCreateAOTData;
528 table->CollectAOTData = &FlutterEngineCollectAOTData;
529 table->Run = &FlutterEngineRun;
530 table->Shutdown = &FlutterEngineShutdown;
531 table->Initialize = &FlutterEngineInitialize;
532 table->Deinitialize = &FlutterEngineDeinitialize;
533 table->RunInitialized = &FlutterEngineRunInitialized;
534 table->SendWindowMetricsEvent = &FlutterEngineSendWindowMetricsEvent;
535 table->SendPointerEvent = &FlutterEngineSendPointerEvent;
536 table->SendKeyEvent = &FlutterEngineSendKeyEvent;
537 table->SendPlatformMessage = &FlutterEngineSendPlatformMessage;
538 table->PlatformMessageCreateResponseHandle =
540 table->PlatformMessageReleaseResponseHandle =
542 table->SendPlatformMessageResponse =
544 table->RunTask = &FlutterEngineRunTask;
545 table->UpdateLocales = &FlutterEngineUpdateLocales;
546 table->UpdateSemanticsEnabled = &FlutterEngineUpdateSemanticsEnabled;
547 table->DispatchSemanticsAction = &FlutterEngineDispatchSemanticsAction;
548 table->RunsAOTCompiledDartCode = &FlutterEngineRunsAOTCompiledDartCode;
549 table->RegisterExternalTexture = &FlutterEngineRegisterExternalTexture;
550 table->MarkExternalTextureFrameAvailable =
552 table->UnregisterExternalTexture = &FlutterEngineUnregisterExternalTexture;
553 table->UpdateAccessibilityFeatures =
555 return kSuccess;
556}
SI F table(const skcms_Curve *curve, F v)
FlutterEngineResult FlutterEngineMarkExternalTextureFrameAvailable(FLUTTER_API_SYMBOL(FlutterEngine) engine, int64_t texture_identifier)
Mark that a new texture frame is available for a given texture identifier.
Definition embedder.cc:2803
FlutterEngineResult FlutterEngineRunTask(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterTask *task)
Inform the engine to run the specified task. This task has been given to the engine via the FlutterTa...
Definition embedder.cc:2953
FlutterEngineResult FlutterEngineRun(size_t version, const FlutterRendererConfig *config, const FlutterProjectArgs *args, void *user_data, FLUTTER_API_SYMBOL(FlutterEngine) *engine_out)
Initialize and run a Flutter engine instance and return a handle to it. This is a convenience method ...
Definition embedder.cc:1711
FlutterEngineResult FlutterEngineRegisterExternalTexture(FLUTTER_API_SYMBOL(FlutterEngine) engine, int64_t texture_identifier)
Register an external texture with a unique (per engine) identifier. Only rendering backends that supp...
Definition embedder.cc:2763
FlutterEngineResult FlutterEngineUpdateLocales(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterLocale **locales, size_t locales_count)
Notify a running engine instance that the locale has been updated. The preferred locale must be the f...
Definition embedder.cc:2998
FlutterEngineResult FlutterEngineSendWindowMetricsEvent(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterWindowMetricsEvent *flutter_metrics)
Definition embedder.cc:2314
FlutterEngineResult FlutterEngineDispatchSemanticsAction(FLUTTER_API_SYMBOL(FlutterEngine) engine, uint64_t node_id, FlutterSemanticsAction action, const uint8_t *data, size_t data_length)
Dispatch a semantics action to the specified semantics node.
Definition embedder.cc:2849
FLUTTER_EXPORT FlutterEngineResult FlutterEngineDeinitialize(FLUTTER_API_SYMBOL(FlutterEngine) engine)
Stops running the Flutter engine instance. After this call, the embedder is also guaranteed that no m...
Definition embedder.cc:2291
FlutterEngineResult FlutterEngineInitialize(size_t version, const FlutterRendererConfig *config, const FlutterProjectArgs *args, void *user_data, FLUTTER_API_SYMBOL(FlutterEngine) *engine_out)
Initialize a Flutter engine instance. This does not run the Flutter application code till the Flutter...
Definition embedder.cc:1727
FlutterEngineResult FlutterEngineUpdateAccessibilityFeatures(FLUTTER_API_SYMBOL(FlutterEngine) engine, FlutterAccessibilityFeature flags)
Sets additional accessibility features.
Definition embedder.cc:2835
FlutterEngineResult FlutterEngineShutdown(FLUTTER_API_SYMBOL(FlutterEngine) engine)
Shuts down a Flutter engine instance. The engine handle is no longer valid for any calls in the embed...
Definition embedder.cc:2303
FlutterEngineResult FlutterPlatformMessageCreateResponseHandle(FLUTTER_API_SYMBOL(FlutterEngine) engine, FlutterDataCallback data_callback, void *user_data, FlutterPlatformMessageResponseHandle **response_out)
Creates a platform message response handle that allows the embedder to set a native callback for a re...
Definition embedder.cc:2681
FlutterEngineResult FlutterEngineCollectAOTData(FlutterEngineAOTData data)
Collects the AOT data.
Definition embedder.cc:1476
FlutterEngineResult FlutterEngineSendPlatformMessage(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterPlatformMessage *flutter_message)
Definition embedder.cc:2630
bool FlutterEngineRunsAOTCompiledDartCode(void)
Returns if the Flutter engine instance will run AOT compiled Dart code. This call has no threading re...
Definition embedder.cc:3057
FlutterEngineResult FlutterEngineSendPointerEvent(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterPointerEvent *pointers, size_t events_count)
Definition embedder.cc:2423
FlutterEngineResult FlutterEngineRunInitialized(FLUTTER_API_SYMBOL(FlutterEngine) engine)
Runs an initialized engine instance. An engine can be initialized via FlutterEngineInitialize....
Definition embedder.cc:2148
FlutterEngineResult FlutterEngineUnregisterExternalTexture(FLUTTER_API_SYMBOL(FlutterEngine) engine, int64_t texture_identifier)
Unregister a previous texture registration.
Definition embedder.cc:2782
FlutterEngineResult FlutterEngineUpdateSemanticsEnabled(FLUTTER_API_SYMBOL(FlutterEngine) engine, bool enabled)
Enable or disable accessibility semantics.
Definition embedder.cc:2821
FlutterEngineResult FlutterEngineSendKeyEvent(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterKeyEvent *event, FlutterKeyEventCallback callback, void *user_data)
Sends a key event to the engine. The framework will decide whether to handle this event in a synchron...
Definition embedder.cc:2575
FlutterEngineResult FlutterEngineSendPlatformMessageResponse(FLUTTER_API_SYMBOL(FlutterEngine) engine, const FlutterPlatformMessageResponseHandle *handle, const uint8_t *data, size_t data_length)
Send a response from the native side to a platform message from the Dart Flutter application.
Definition embedder.cc:2731
FlutterEngineResult FlutterPlatformMessageReleaseResponseHandle(FLUTTER_API_SYMBOL(FlutterEngine) engine, FlutterPlatformMessageResponseHandle *response)
Collects the handle created using FlutterPlatformMessageCreateResponseHandle.
Definition embedder.cc:2716
FlutterEngineResult FlutterEngineCreateAOTData(const FlutterEngineAOTDataSource *source, FlutterEngineAOTData *data_out)
Creates the necessary data structures to launch a Flutter Dart application in AOT mode....
Definition embedder.cc:1422
@ kInvalidArguments
Definition embedder.h:75
@ kSuccess
Definition embedder.h:73
Function-pointer-based versions of the APIs above.
Definition embedder.h:3317

Variable Documentation

◆ kFlutterSemanticsCustomActionIdBatchEnd

const int32_t kFlutterSemanticsCustomActionIdBatchEnd = -1

FlutterSemanticsCustomAction ID used as a sentinel to signal the end of a batch of semantics custom action updates. This is unused if using FlutterUpdateSemanticsCallback2.

Definition at line 24 of file mock_engine.cc.

◆ kFlutterSemanticsNodeIdBatchEnd

const int32_t kFlutterSemanticsNodeIdBatchEnd = -1

FlutterSemanticsNode ID used as a sentinel to signal the end of a batch of semantics node updates. This is unused if using FlutterUpdateSemanticsCallback2.

Definition at line 23 of file mock_engine.cc.