87 lines
3.6 KiB
C++
87 lines
3.6 KiB
C++
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// Copyright Epic Games, Inc. All Rights Reserved.
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#include "Factories/SlateWidgetStyleAssetFactory.h"
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#include "Modules/ModuleManager.h"
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#include "Styling/SlateWidgetStyleAsset.h"
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#include "ClassViewerModule.h"
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#include "Kismet2/SClassPickerDialog.h"
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#include "ClassViewerFilter.h"
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class FClassFilter: public IClassViewerFilter
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{
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public:
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/** All children of these classes will be included unless filtered out by another setting. */
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TSet<const UClass*> AllowedChildrenOfClasses;
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TSet<const UClass*> DisallowedClasses;
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/** Disallowed class flags. */
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EClassFlags DisallowedClassFlags;
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virtual bool IsClassAllowed(const FClassViewerInitializationOptions& InInitOptions, const UClass* InClass, TSharedRef<FClassViewerFilterFuncs> InFilterFuncs) override
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{
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return !InClass->HasAnyClassFlags(DisallowedClassFlags) && InFilterFuncs->IfInClassesSet(DisallowedClasses, InClass) == EFilterReturn::Failed && InFilterFuncs->IfInChildOfClassesSet(AllowedChildrenOfClasses, InClass) != EFilterReturn::Failed;
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}
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virtual bool IsUnloadedClassAllowed(const FClassViewerInitializationOptions& InInitOptions, const TSharedRef<const IUnloadedBlueprintData> InUnloadedClassData, TSharedRef<FClassViewerFilterFuncs> InFilterFuncs) override
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{
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return !InUnloadedClassData->HasAnyClassFlags(DisallowedClassFlags) && InFilterFuncs->IfInClassesSet(DisallowedClasses, InUnloadedClassData) == EFilterReturn::Failed && InFilterFuncs->IfInChildOfClassesSet(AllowedChildrenOfClasses, InUnloadedClassData) != EFilterReturn::Failed;
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}
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};
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USlateWidgetStyleAssetFactory::USlateWidgetStyleAssetFactory(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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bCreateNew = true;
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bEditAfterNew = true;
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SupportedClass = USlateWidgetStyleAsset::StaticClass();
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StyleType = NULL;
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}
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FText USlateWidgetStyleAssetFactory::GetDisplayName() const
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{
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return NSLOCTEXT("SlateWidgetStyleAssetFactory", "SlateWidgetStyleAssetFactoryDescription", "Slate Widget Style");
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}
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bool USlateWidgetStyleAssetFactory::ConfigureProperties()
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{
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// NULL the DataAssetClass so we can check for selection
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StyleType = NULL;
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// Load the classviewer module to display a class picker
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FClassViewerModule& ClassViewerModule = FModuleManager::LoadModuleChecked<FClassViewerModule>("ClassViewer");
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// Fill in options
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FClassViewerInitializationOptions Options;
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Options.Mode = EClassViewerMode::ClassPicker;
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TSharedPtr<FClassFilter> Filter = MakeShareable(new FClassFilter);
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Options.ClassFilter = Filter;
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Filter->DisallowedClassFlags = CLASS_Abstract | CLASS_Deprecated | CLASS_NewerVersionExists;
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Filter->AllowedChildrenOfClasses.Add(USlateWidgetStyleContainerBase::StaticClass());
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Filter->DisallowedClasses.Add(USlateWidgetStyleContainerBase::StaticClass());
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const FText TitleText = NSLOCTEXT("SlateWidgetStyleAssetFactory", "CreateSlateWidgetStyleAssetOptions", "Pick Slate Widget Style Class");
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UClass* ChosenClass = NULL;
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const bool bPressedOk = SClassPickerDialog::PickClass(TitleText, Options, ChosenClass, USlateWidgetStyleAsset::StaticClass());
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if (bPressedOk)
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{
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StyleType = ChosenClass;
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}
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return bPressedOk;
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}
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UObject* USlateWidgetStyleAssetFactory::FactoryCreateNew(UClass* Class, UObject* InParent, FName Name, EObjectFlags Flags, UObject* Context, FFeedbackContext* Warn)
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{
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USlateWidgetStyleAsset* NewUSlateStyle = NewObject<USlateWidgetStyleAsset>(InParent, Name, Flags);
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// initialize
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NewUSlateStyle->CustomStyle = NewObject<USlateWidgetStyleContainerBase>(NewUSlateStyle, StyleType, Name);
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return NewUSlateStyle;
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}
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