Build an Inventory Grid
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What You Will Build
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Step 1: Configure the Settings
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Step 2: Bind the Events
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1UCLASS(ClassGroup=(Custom), meta=(BlueprintSpawnableComponent))
2class QUEST_SYSTEM_API UMyComponent : public UActorComponent
3{
4 GENERATED_BODY()
5
6public:
7 UMyComponent();
8
9 UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
10 float UpdateInterval = 0.1f;
11
12 UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Settings")
13 bool bAutoActivate = true;
14
15 UFUNCTION(BlueprintCallable, Category = "QuestSystem")
16 void SetConfiguration(const FMyConfig& Config);
17
18protected:
19 virtual void BeginPlay() override;
20 virtual void TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;
21
22private:
23 FMyConfig CurrentConfig;
24 float TimeSinceLastUpdate = 0.0f;
25};
Step 3: Test in Play In Editor
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- Initialize: Call once during BeginPlay to set up internal state
- Configure: Pass a configuration struct or Data Asset reference
- Activate: Enable the component to begin processing
- Query: Perform spatial or logical queries against the managed data
- Deactivate: Temporarily stop processing without losing state
- Teardown: Clean up resources during EndPlay
Step 4: Expose Values to Designers
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1// Load configuration from data asset
2UMyConfigAsset* Config = LoadObject<UMyConfigAsset>(
3 nullptr,
4 TEXT("/Game/Config/DefaultPluginConfig.DefaultPluginConfig")
5);
6
7if (Config)
8{
9 Settings.MaxPoolSize = Config->MaxPoolSize;
10 Settings.TickRate = Config->TickRate;
11 Settings.bEnableDebugDraw = Config->bEnableDebugDraw;
12 Settings.LogVerbosity = Config->LogVerbosity;
13
14 UE_LOG(LogQuestSystem, Log, TEXT("Configuration loaded: PoolSize=%d, TickRate=%.2f"),
15 Settings.MaxPoolSize, Settings.TickRate);
16}
Next Steps
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