File size: 4,131 Bytes
7fd553e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | // Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CommonTabListWidgetBase.h"
#include "LyraTabListWidgetBase.generated.h"
#define UE_API LYRAGAME_API
class UCommonButtonBase;
class UCommonUserWidget;
class UObject;
class UWidget;
struct FFrame;
USTRUCT(BlueprintType)
struct FLyraTabDescriptor
{
GENERATED_BODY()
public:
FLyraTabDescriptor()
: bHidden(false)
, CreatedTabContentWidget(nullptr)
{ }
UPROPERTY(EditAnywhere, BlueprintReadOnly)
FName TabId;
UPROPERTY(EditAnywhere, BlueprintReadWrite)
FText TabText;
UPROPERTY(EditAnywhere, BlueprintReadWrite)
FSlateBrush IconBrush;
UPROPERTY(EditAnywhere, BlueprintReadOnly)
bool bHidden;
UPROPERTY(EditAnywhere, BlueprintReadOnly)
TSubclassOf<UCommonButtonBase> TabButtonType;
//TODO NDarnell - This should become a TSoftClassPtr<>, the underlying common tab list needs to be able to handle lazy tab content construction.
UPROPERTY(EditAnywhere, BlueprintReadOnly)
TSubclassOf<UCommonUserWidget> TabContentType;
UPROPERTY(Transient)
TObjectPtr<UWidget> CreatedTabContentWidget;
};
UINTERFACE(BlueprintType)
class ULyraTabButtonInterface : public UInterface
{
GENERATED_BODY()
};
class ILyraTabButtonInterface
{
GENERATED_BODY()
public:
UFUNCTION(BlueprintNativeEvent, Category = "Tab Button")
void SetTabLabelInfo(const FLyraTabDescriptor& TabDescriptor);
};
UCLASS(MinimalAPI, Blueprintable, BlueprintType, Abstract, meta = (DisableNativeTick))
class ULyraTabListWidgetBase : public UCommonTabListWidgetBase
{
GENERATED_BODY()
public:
UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Tab List")
UE_API bool GetPreregisteredTabInfo(const FName TabNameId, FLyraTabDescriptor& OutTabInfo);
/** Helper method to get at all the preregistered tab infos */
const TArray<FLyraTabDescriptor>& GetAllPreregisteredTabInfos() { return PreregisteredTabInfoArray; }
// Toggles whether or not a specified tab is hidden, can only be called before the switcher is associated
UFUNCTION(BlueprintCallable, Category = "Tab List")
UE_API void SetTabHiddenState(FName TabNameId, bool bHidden);
UFUNCTION(BlueprintCallable, Category = "Tab List")
UE_API bool RegisterDynamicTab(const FLyraTabDescriptor& TabDescriptor);
UFUNCTION(BlueprintCallable, Category = "Tab List")
UE_API bool IsFirstTabActive() const;
UFUNCTION(BlueprintCallable, Category = "Tab List")
UE_API bool IsLastTabActive() const;
UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Tab List")
UE_API bool IsTabVisible(FName TabId);
UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Tab List")
UE_API int32 GetVisibleTabCount();
/** Delegate broadcast when a new tab is created. Allows hook ups after creation. */
DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FOnTabContentCreated, FName, TabId, UCommonUserWidget*, TabWidget);
DECLARE_EVENT_TwoParams(ULyraTabListWidgetBase, FOnTabContentCreatedNative, FName /* TabId */, UCommonUserWidget* /* TabWidget */);
/** Broadcasts when a new tab is created. */
UPROPERTY(BlueprintAssignable, Category = "Tab List")
FOnTabContentCreated OnTabContentCreated;
FOnTabContentCreatedNative OnTabContentCreatedNative;
protected:
// UUserWidget interface
UE_API virtual void NativeOnInitialized() override;
UE_API virtual void NativeConstruct() override;
UE_API virtual void NativeDestruct() override;
// End UUserWidget
UE_API virtual void HandlePreLinkedSwitcherChanged() override;
UE_API virtual void HandlePostLinkedSwitcherChanged() override;
UE_API virtual void HandleTabCreation_Implementation(FName TabId, UCommonButtonBase* TabButton) override;
private:
UE_API void SetupTabs();
UPROPERTY(EditAnywhere, meta=(TitleProperty="TabId"))
TArray<FLyraTabDescriptor> PreregisteredTabInfoArray;
/**
* Stores label info for tabs that have been registered at runtime but not yet created.
* Elements are removed once they are created.
*/
UPROPERTY()
TMap<FName, FLyraTabDescriptor> PendingTabLabelInfoMap;
};
#undef UE_API
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