Files
UnrealEngine/Engine/Source/Editor/EditorWidgets/Public/ITransportControl.h
2025-05-18 13:04:45 +08:00

110 lines
2.6 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "Widgets/SWidget.h"
#include "Misc/EnumRange.h"
#include "Widgets/SCompoundWidget.h"
#include "Framework/SlateDelegates.h"
namespace EPlaybackMode
{
enum Type
{
Stopped,
PlayingForward,
PlayingReverse,
};
}
DECLARE_DELEGATE_RetVal(bool, FOnGetLooping)
DECLARE_DELEGATE_RetVal(bool, FOnGetRecording)
DECLARE_DELEGATE_RetVal(EPlaybackMode::Type, FOnGetPlaybackMode)
DECLARE_DELEGATE_TwoParams(FOnTickPlayback, double /*InCurrentTime*/, float /*InDeltaTime*/)
DECLARE_DELEGATE_RetVal(TSharedRef<SWidget>, FOnMakeTransportWidget)
DECLARE_DELEGATE_RetVal(EVisibility, FOnGetRecordButtonVisibility)
enum class ETransportControlWidgetType : int32
{
BackwardEnd,
BackwardStep,
BackwardPlay,
Record,
ForwardPlay,
ForwardStep,
ForwardEnd,
Loop,
Custom
};
ENUM_RANGE_BY_COUNT(ETransportControlWidgetType, ETransportControlWidgetType::Custom);
/** Descriptor for a transport control widget */
struct FTransportControlWidget
{
FTransportControlWidget(ETransportControlWidgetType InWidgetType)
: WidgetType(InWidgetType)
{}
FTransportControlWidget(FOnMakeTransportWidget InMakeCustomWidgetDelegate)
: WidgetType(ETransportControlWidgetType::Custom)
, MakeCustomWidgetDelegate(InMakeCustomWidgetDelegate)
{}
/** Basic widget type */
ETransportControlWidgetType WidgetType;
/** Delegate used for making custom widgets */
FOnMakeTransportWidget MakeCustomWidgetDelegate;
};
struct FTransportControlArgs
{
FTransportControlArgs()
: OnForwardPlay()
, OnRecord()
, OnBackwardPlay()
, OnForwardStep()
, OnBackwardStep()
, OnForwardEnd()
, OnBackwardEnd()
, OnToggleLooping()
, OnGetLooping()
, OnGetPlaybackMode()
, OnTickPlayback()
, OnGetRecording()
, bAreButtonsFocusable(true)
, OnGetRecordButtonVisibility()
{}
FOnClicked OnForwardPlay;
FOnClicked OnRecord;
FOnClicked OnBackwardPlay;
FOnClicked OnForwardStep;
FOnClicked OnBackwardStep;
FOnClicked OnForwardEnd;
FOnClicked OnBackwardEnd;
FOnClicked OnToggleLooping;
FOnGetLooping OnGetLooping;
FOnGetPlaybackMode OnGetPlaybackMode;
FOnTickPlayback OnTickPlayback;
FOnGetRecording OnGetRecording;
bool bAreButtonsFocusable;
FOnGetRecordButtonVisibility OnGetRecordButtonVisibility;
/**
* Array of custom widgets to create - if this array is used the default widget ordering will be
* ignored in favor of this set of widgets
*/
TArray<FTransportControlWidget> WidgetsToCreate;
};
/**
* Base class for a widget that allows transport control
*/
class ITransportControl : public SCompoundWidget
{
public:
};