mirror of
https://github.com/sinbad/StevesUEHelpers.git
synced 2025-02-23 09:35:25 +00:00
Added SteveFixedDataTableRowHandle
This commit is contained in:
Steve Streeting
parent
91e428a7d6
commit
19363c00f7
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#pragma once
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#include "Engine/DataTable.h"
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#include "StevesFixedDataTableRowHandle.generated.h"
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/// Just a type to denote that this table row handle should be edited differently
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USTRUCT(BlueprintType)
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struct STEVESUEHELPERS_API FStevesFixedDataTableRowHandle : public FDataTableRowHandle
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{
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GENERATED_USTRUCT_BODY()
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};
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#include "StevesFixedDataTableCustomisationLayout.h"
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#include "AssetRegistry/AssetData.h"
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#include "Containers/Map.h"
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#include "DataTableEditorUtils.h"
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#include "Delegates/Delegate.h"
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#include "DetailWidgetRow.h"
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#include "Editor.h"
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#include "Engine/DataTable.h"
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#include "Fonts/SlateFontInfo.h"
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#include "Framework/Commands/UIAction.h"
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#include "HAL/Platform.h"
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#include "HAL/PlatformCrt.h"
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#include "Internationalization/Internationalization.h"
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#include "Internationalization/Text.h"
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#include "Misc/Attribute.h"
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#include "PropertyCustomizationHelpers.h"
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#include "PropertyEditorModule.h"
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#include "PropertyHandle.h"
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#include "Templates/Casts.h"
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#include "UObject/Class.h"
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#include "UObject/Object.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/Text/STextBlock.h"
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class SToolTip;
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#define LOCTEXT_NAMESPACE "FSsFixedDataTableCustomisationLayout"
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void FStevesFixedDataTableCustomisationLayout::CustomizeHeader(TSharedRef<class IPropertyHandle> InStructPropertyHandle, class FDetailWidgetRow& HeaderRow, IPropertyTypeCustomizationUtils& StructCustomizationUtils)
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{
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DataTablePropertyHandle = InStructPropertyHandle->GetChildHandle("DataTable");
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RowNamePropertyHandle = InStructPropertyHandle->GetChildHandle("RowName");
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if (InStructPropertyHandle->HasMetaData(TEXT("DataTable")))
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{
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// Find data table from asset ref
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const FString& DataTablePath = InStructPropertyHandle->GetMetaData(TEXT("DataTable"));
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if (UDataTable* DataTable = LoadObject<UDataTable>(nullptr, *DataTablePath, nullptr))
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{
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DataTablePropertyHandle->SetValue(DataTable);
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}
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else
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{
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UE_LOG(LogDataTable, Warning, TEXT("No Datatable found at %s"), *DataTablePath);
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}
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}
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else
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{
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UE_LOG(LogDataTable, Warning, TEXT("No Datatable meta tag present on property %s"), *InStructPropertyHandle->GetPropertyDisplayName().ToString());
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}
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FPropertyComboBoxArgs ComboArgs(RowNamePropertyHandle,
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FOnGetPropertyComboBoxStrings::CreateSP(this, &FStevesFixedDataTableCustomisationLayout::OnGetRowStrings),
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FOnGetPropertyComboBoxValue::CreateSP(this, &FStevesFixedDataTableCustomisationLayout::OnGetRowValueString));
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ComboArgs.ShowSearchForItemCount = 1;
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TSharedRef<SWidget> BrowseTableButton = PropertyCustomizationHelpers::MakeBrowseButton(
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FSimpleDelegate::CreateSP(this, &FStevesFixedDataTableCustomisationLayout::BrowseTableButtonClicked),
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LOCTEXT("SsBrowseToDatatable", "Browse to DataTable in Content Browser"));
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HeaderRow
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.NameContent()
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[
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InStructPropertyHandle->CreatePropertyNameWidget()
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]
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.ValueContent()
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.MaxDesiredWidth(0.0f) // don't constrain the combo button width
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[
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SNew(SHorizontalBox)
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+SHorizontalBox::Slot()
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.FillWidth(1.0f)
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[
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PropertyCustomizationHelpers::MakePropertyComboBox(ComboArgs)
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]
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+SHorizontalBox::Slot()
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.Padding(2.0f)
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.HAlign(HAlign_Center)
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.VAlign(VAlign_Center)
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.AutoWidth()
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[
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BrowseTableButton
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]
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]; ;
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FDataTableEditorUtils::AddSearchForReferencesContextMenu(HeaderRow, FExecuteAction::CreateSP(this, &FStevesFixedDataTableCustomisationLayout::OnSearchForReferences));
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}
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void FStevesFixedDataTableCustomisationLayout::BrowseTableButtonClicked()
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{
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if (DataTablePropertyHandle.IsValid())
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{
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UObject* SourceDataTable = nullptr;
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if (DataTablePropertyHandle->GetValue(SourceDataTable) == FPropertyAccess::Success)
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{
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TArray<FAssetData> Assets;
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Assets.Add(SourceDataTable);
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GEditor->SyncBrowserToObjects(Assets);
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}
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}
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}
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bool FStevesFixedDataTableCustomisationLayout::GetCurrentValue(UDataTable*& OutDataTable, FName& OutName) const
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{
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if (RowNamePropertyHandle.IsValid() && RowNamePropertyHandle->IsValidHandle() && DataTablePropertyHandle.IsValid() && DataTablePropertyHandle->IsValidHandle())
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{
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// If either handle is multiple value or failure, fail
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UObject* SourceDataTable = nullptr;
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if (DataTablePropertyHandle->GetValue(SourceDataTable) == FPropertyAccess::Success)
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{
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OutDataTable = Cast<UDataTable>(SourceDataTable);
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if (RowNamePropertyHandle->GetValue(OutName) == FPropertyAccess::Success)
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{
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return true;
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}
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}
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}
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return false;
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}
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void FStevesFixedDataTableCustomisationLayout::OnSearchForReferences()
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{
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UDataTable* DataTable;
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FName RowName;
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if (GetCurrentValue(DataTable, RowName) && DataTable)
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{
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TArray<FAssetIdentifier> AssetIdentifiers;
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AssetIdentifiers.Add(FAssetIdentifier(DataTable, RowName));
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FEditorDelegates::OnOpenReferenceViewer.Broadcast(AssetIdentifiers, FReferenceViewerParams());
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}
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}
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FString FStevesFixedDataTableCustomisationLayout::OnGetRowValueString() const
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{
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if (!RowNamePropertyHandle.IsValid() || !RowNamePropertyHandle->IsValidHandle())
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{
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return FString();
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}
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FName RowNameValue;
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const FPropertyAccess::Result RowResult = RowNamePropertyHandle->GetValue(RowNameValue);
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if (RowResult == FPropertyAccess::Success)
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{
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if (RowNameValue.IsNone())
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{
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return LOCTEXT("DataTable_None", "None").ToString();
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}
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return RowNameValue.ToString();
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}
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else if (RowResult == FPropertyAccess::Fail)
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{
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return LOCTEXT("DataTable_None", "None").ToString();
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}
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else
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{
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return LOCTEXT("MultipleValues", "Multiple Values").ToString();
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}
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}
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void FStevesFixedDataTableCustomisationLayout::OnGetRowStrings(TArray< TSharedPtr<FString> >& OutStrings, TArray<TSharedPtr<SToolTip>>& OutToolTips, TArray<bool>& OutRestrictedItems) const
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{
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UDataTable* DataTable = nullptr;
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FName IgnoredRowName;
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// Ignore return value as we will show rows if table is the same but row names are multiple values
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GetCurrentValue(DataTable, IgnoredRowName);
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TArray<FName> AllRowNames;
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if (DataTable != nullptr)
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{
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for (TMap<FName, uint8*>::TConstIterator Iterator(DataTable->GetRowMap()); Iterator; ++Iterator)
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{
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AllRowNames.Add(Iterator.Key());
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}
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// Sort the names alphabetically.
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AllRowNames.Sort(FNameLexicalLess());
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}
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for (const FName& RowName : AllRowNames)
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{
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OutStrings.Add(MakeShared<FString>(RowName.ToString()));
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OutRestrictedItems.Add(false);
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}
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}
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#undef LOCTEXT_NAMESPACE
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@ -0,0 +1,38 @@
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#pragma once
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#include "Containers/Array.h"
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#include "Containers/UnrealString.h"
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#include "IPropertyTypeCustomization.h"
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#include "Templates/SharedPointer.h"
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#include "UObject/NameTypes.h"
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class IPropertyHandle;
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class SToolTip;
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class UDataTable;
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class UScriptStruct;
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struct FAssetData;
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/// Drop-down for data table row name when the table itself is fixed in meta tags
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class FStevesFixedDataTableCustomisationLayout : public IPropertyTypeCustomization
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{
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public:
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static TSharedRef<IPropertyTypeCustomization> MakeInstance()
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{
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return MakeShareable( new FStevesFixedDataTableCustomisationLayout );
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}
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virtual void CustomizeHeader(TSharedRef<class IPropertyHandle> InStructPropertyHandle, class FDetailWidgetRow& HeaderRow, IPropertyTypeCustomizationUtils& StructCustomizationUtils) override;
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// Not needed, but must be implemented
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virtual void CustomizeChildren(TSharedRef<class IPropertyHandle> InStructPropertyHandle, class IDetailChildrenBuilder& StructBuilder, IPropertyTypeCustomizationUtils& StructCustomizationUtils) override {}
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protected:
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bool GetCurrentValue(UDataTable*& OutDataTable, FName& OutName) const;
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void OnSearchForReferences();
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void OnGetRowStrings(TArray< TSharedPtr<FString> >& OutStrings, TArray<TSharedPtr<SToolTip>>& OutToolTips, TArray<bool>& OutRestrictedItems) const;
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FString OnGetRowValueString() const;
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void BrowseTableButtonClicked();
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TSharedPtr<IPropertyHandle> DataTablePropertyHandle;
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TSharedPtr<IPropertyHandle> RowNamePropertyHandle;
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};
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20
Source/StevesUEHelpersEd/Private/StevesUEHelpersEd.cpp
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20
Source/StevesUEHelpersEd/Private/StevesUEHelpersEd.cpp
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#include "StevesUEHelpersEd.h"
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#include "StevesFixedDataTableCustomisationLayout.h"
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#define LOCTEXT_NAMESPACE "FStevesUEHelpersEdModule"
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void FStevesUEHelpersEdModule::StartupModule()
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{
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FPropertyEditorModule& PropertyModule = FModuleManager::GetModuleChecked<FPropertyEditorModule>("PropertyEditor");
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PropertyModule.RegisterCustomPropertyTypeLayout("StevesFixedDataTableRowHandle", FOnGetPropertyTypeCustomizationInstance::CreateStatic(&FStevesFixedDataTableCustomisationLayout::MakeInstance));
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}
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void FStevesUEHelpersEdModule::ShutdownModule()
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{
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FPropertyEditorModule& PropertyModule = FModuleManager::GetModuleChecked<FPropertyEditorModule>("PropertyEditor");
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PropertyModule.UnregisterCustomPropertyTypeLayout("StevesFixedDataTableRowHandle");
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}
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#undef LOCTEXT_NAMESPACE
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IMPLEMENT_MODULE(FStevesUEHelpersEdModule, StevesUEHelpersEd)
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11
Source/StevesUEHelpersEd/Public/StevesUEHelpersEd.h
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11
Source/StevesUEHelpersEd/Public/StevesUEHelpersEd.h
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#pragma once
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#include "CoreMinimal.h"
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#include "Modules/ModuleManager.h"
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class FStevesUEHelpersEdModule : public IModuleInterface
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{
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public:
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virtual void StartupModule() override;
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virtual void ShutdownModule() override;
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};
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30
Source/StevesUEHelpersEd/StevesUEHelpersEd.Build.cs
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30
Source/StevesUEHelpersEd/StevesUEHelpersEd.Build.cs
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using UnrealBuildTool;
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public class StevesUEHelpersEd : ModuleRules
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{
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public StevesUEHelpersEd(ReadOnlyTargetRules Target) : base(Target)
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{
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PCHUsage = ModuleRules.PCHUsageMode.UseExplicitOrSharedPCHs;
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PublicDependencyModuleNames.AddRange(
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new string[]
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{
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"Core",
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}
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);
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PrivateDependencyModuleNames.AddRange(
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new string[]
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{
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"CoreUObject",
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"Engine",
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"Slate",
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"SlateCore",
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"UnrealEd",
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"PropertyEditor",
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"DataTableEditor"
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}
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);
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}
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}
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@ -1,25 +1,29 @@
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{
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"FileVersion" : 3,
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"Version" : 1,
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"VersionName" : "1.0",
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"FriendlyName" : "Steve's UE4 Helpers",
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"Description" : "A set of common helper classes for UE4 projects by Steve Streeing",
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"Category" : "Code Utilities",
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"CreatedBy" : "Steve Streeting",
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"CreatedByURL" : "https://www.stevestreeting.com",
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"DocsURL" : "",
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"MarketplaceURL" : "",
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"SupportURL" : "https://github.com/sinbad/StevesUEHelpers",
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"EnabledByDefault" : true,
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"CanContainContent" : false,
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"IsBetaVersion" : true,
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"Installed" : false,
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"Modules" :
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[
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"FileVersion": 3,
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"Version": 1,
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"VersionName": "1.0",
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"FriendlyName": "Steve's UE4 Helpers",
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"Description": "A set of common helper classes for UE4 projects by Steve Streeing",
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"Category": "Code Utilities",
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"CreatedBy": "Steve Streeting",
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"CreatedByURL": "https://www.stevestreeting.com",
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"DocsURL": "",
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"MarketplaceURL": "",
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"SupportURL": "https://github.com/sinbad/StevesUEHelpers",
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"EnabledByDefault": true,
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"CanContainContent": false,
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"IsBetaVersion": true,
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"Installed": false,
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"Modules": [
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{
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"Name" : "StevesUEHelpers",
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"Type" : "Runtime",
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"LoadingPhase" : "PreDefault"
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"Name": "StevesUEHelpers",
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"Type": "Runtime",
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"LoadingPhase": "PreDefault"
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},
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{
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"Name": "StevesUEHelpersEd",
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"Type": "Editor",
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"LoadingPhase": "PostDefault"
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}
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],
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"Plugins": [
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