139 lines
3.0 KiB
C++
139 lines
3.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Widgets/GameSettingScreen.h"
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#include "Delegates/Delegate.h"
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#include "GameSetting.h"
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#include "GameSettingCollection.h"
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#include "GameSettingFilterState.h"
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#include "GameSettingRegistry.h"
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#include "Templates/Casts.h"
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#include "Widgets/GameSettingPanel.h"
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class UWidget;
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#define LOCTEXT_NAMESPACE "GameSetting"
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void UGameSettingScreen::NativeOnInitialized()
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{
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Super::NativeOnInitialized();
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}
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void UGameSettingScreen::NativeOnActivated()
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{
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Super::NativeOnActivated();
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ChangeTracker.WatchRegistry(Registry);
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OnSettingsDirtyStateChanged(HaveSettingsBeenChanged());
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}
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void UGameSettingScreen::NativeOnDeactivated()
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{
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Super::NativeOnDeactivated();
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}
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UGameSettingRegistry* UGameSettingScreen::GetOrCreateRegistry()
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{
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if (Registry == nullptr)
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{
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UGameSettingRegistry* NewRegistry = this->CreateRegistry();
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NewRegistry->OnSettingChangedEvent.AddUObject(this, &ThisClass::HandleSettingChanged);
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Settings_Panel->SetRegistry(NewRegistry);
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Registry = NewRegistry;
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}
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return Registry;
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}
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UWidget* UGameSettingScreen::NativeGetDesiredFocusTarget() const
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{
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if (UWidget* Target = BP_GetDesiredFocusTarget())
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{
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return Target;
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}
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return Settings_Panel;
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}
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void UGameSettingScreen::ApplyChanges()
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{
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if (ChangeTracker.HaveSettingsBeenChanged())
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{
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ChangeTracker.ApplyChanges();
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ClearDirtyState();
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Registry->SaveChanges();
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}
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}
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void UGameSettingScreen::CancelChanges()
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{
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ChangeTracker.RestoreToInitial();
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ClearDirtyState();
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}
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void UGameSettingScreen::ClearDirtyState()
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{
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ChangeTracker.ClearDirtyState();
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OnSettingsDirtyStateChanged(false);
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}
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bool UGameSettingScreen::AttemptToPopNavigation()
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{
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if (Settings_Panel->CanPopNavigationStack())
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{
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Settings_Panel->PopNavigationStack();
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return true;
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}
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return false;
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}
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UGameSettingCollection* UGameSettingScreen::GetSettingCollection(FName SettingDevName, bool& HasAnySettings)
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{
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HasAnySettings = false;
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if (UGameSettingCollection* Collection = GetRegistry()->FindSettingByDevNameChecked<UGameSettingCollection>(SettingDevName))
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{
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TArray<UGameSetting*> InOutSettings;
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FGameSettingFilterState FilterState;
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Collection->GetSettingsForFilter(FilterState, InOutSettings);
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HasAnySettings = InOutSettings.Num() > 0;
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return Collection;
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}
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return nullptr;
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}
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void UGameSettingScreen::NavigateToSetting(FName SettingDevName)
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{
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NavigateToSettings({SettingDevName});
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}
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void UGameSettingScreen::NavigateToSettings(const TArray<FName>& SettingDevNames)
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{
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FGameSettingFilterState FilterState;
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for (const FName SettingDevName : SettingDevNames)
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{
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if (UGameSetting* Setting = GetRegistry()->FindSettingByDevNameChecked<UGameSetting>(SettingDevName))
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{
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FilterState.AddSettingToRootList(Setting);
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}
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}
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Settings_Panel->SetFilterState(FilterState);
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}
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void UGameSettingScreen::HandleSettingChanged(UGameSetting* Setting, EGameSettingChangeReason Reason)
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{
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OnSettingsDirtyStateChanged(true);
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}
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#undef LOCTEXT_NAMESPACE |