111 lines
3.8 KiB
C++
111 lines
3.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#include "Framework/SlateDelegates.h"
|
|
#include "ToolWidgetsSlateTypes.h"
|
|
#include "Widgets/DeclarativeSyntaxSupport.h"
|
|
#include "Widgets/SCompoundWidget.h"
|
|
#include "Widgets/Input/SComboButton.h"
|
|
|
|
#define UE_API TOOLWIDGETS_API
|
|
|
|
class IActionButton
|
|
{
|
|
public:
|
|
virtual ~IActionButton() = default;
|
|
|
|
virtual void SetMenuContentWidgetToFocus(TWeakPtr<SWidget> InWidget) = 0;
|
|
virtual void SetIsMenuOpen(bool bInIsOpen, bool bInIsFocused) = 0;
|
|
};
|
|
|
|
/** A Button that is used to call out/highlight an option. It can also be used to open a menu. */
|
|
class SActionButton
|
|
: public SCompoundWidget
|
|
, public IActionButton
|
|
{
|
|
public:
|
|
SLATE_BEGIN_ARGS(SActionButton)
|
|
: _ActionButtonStyle(nullptr)
|
|
, _ButtonStyle(nullptr)
|
|
, _IconButtonStyle(nullptr)
|
|
, _ComboButtonStyle(nullptr)
|
|
, _TextBlockStyle(nullptr)
|
|
{}
|
|
|
|
SLATE_STYLE_ARGUMENT(FActionButtonStyle, ActionButtonStyle)
|
|
|
|
/** Used to describe the intent of this button. */
|
|
SLATE_ATTRIBUTE(EActionButtonType, ActionButtonType)
|
|
|
|
/** Optionally specify the button style, which may override visual properties determined by ActionButtonStyle. */
|
|
SLATE_STYLE_ARGUMENT(FButtonStyle, ButtonStyle)
|
|
|
|
/** Optionally specify the button style when an icon is present, which may override visual properties determined by ActionButtonStyle. */
|
|
SLATE_STYLE_ARGUMENT(FButtonStyle, IconButtonStyle)
|
|
|
|
/** Spacing between button's border and the content. */
|
|
SLATE_ATTRIBUTE(FMargin, ButtonContentPadding)
|
|
|
|
/** Optionally specify the combo button style, which may override visual properties determined by ActionButtonStyle. */
|
|
SLATE_STYLE_ARGUMENT(FComboButtonStyle, ComboButtonStyle)
|
|
|
|
/** Whether to show a down arrow for the combo button. Default is determined by the style. */
|
|
SLATE_ARGUMENT(TOptional<bool>, HasDownArrow)
|
|
|
|
/** Horizontal Content alignment within the button. Default is determined by the style. */
|
|
SLATE_ARGUMENT(TOptional<EHorizontalAlignment>, HorizontalContentAlignment)
|
|
|
|
/** The text to display in the button. */
|
|
SLATE_ATTRIBUTE(FText, Text)
|
|
|
|
/** The style of the text block, which dictates the font, color, and shadow options. */
|
|
SLATE_STYLE_ARGUMENT(FTextBlockStyle, TextBlockStyle)
|
|
|
|
/** Optionally specify the Icon to display in the button. */
|
|
SLATE_ATTRIBUTE(const FSlateBrush*, Icon)
|
|
|
|
/** Icon Color/Tint, defaults to White. */
|
|
SLATE_ATTRIBUTE(FSlateColor, IconColorAndOpacity)
|
|
|
|
#pragma region Button
|
|
/** The clicked handler. Note that if this is set, the button will behave as though it were just a button.
|
|
* This means that OnGetMenuContent, OnComboBoxOpened and OnMenuOpenChanged will all be ignored, since there is no menu.
|
|
*/
|
|
SLATE_EVENT(FOnClicked, OnClicked)
|
|
#pragma endregion Button
|
|
|
|
#pragma region ComboButton
|
|
/** The static menu content widget. */
|
|
SLATE_NAMED_SLOT(FArguments, MenuContent)
|
|
|
|
SLATE_EVENT(FOnGetContent, OnGetMenuContent)
|
|
SLATE_EVENT(FOnComboBoxOpened, OnComboBoxOpened)
|
|
SLATE_EVENT(FOnIsOpenChanged, OnMenuOpenChanged)
|
|
#pragma endregion ComboButton
|
|
SLATE_END_ARGS()
|
|
|
|
UE_API void Construct(const FArguments& InArgs);
|
|
|
|
//~ Begin IActionButton
|
|
UE_API virtual void SetMenuContentWidgetToFocus(TWeakPtr<SWidget> InWidget) override;
|
|
UE_API virtual void SetIsMenuOpen(bool bInIsOpen, bool bInIsFocused) override;
|
|
//~ End IActionButton
|
|
|
|
protected:
|
|
UE_API virtual FSlateColor GetIconColorAndOpacity() const;
|
|
|
|
protected:
|
|
TSharedPtr<SComboButton> ComboButton;
|
|
TSharedPtr<class SButton> Button;
|
|
|
|
TAttribute<EActionButtonType> ActionButtonType = EActionButtonType::Default;
|
|
const FActionButtonStyle* ActionButtonStyle = nullptr;
|
|
const FButtonStyle* ButtonStyle = nullptr;
|
|
const FButtonStyle* IconButtonStyle = nullptr;
|
|
const FComboButtonStyle* ComboButtonStyle = nullptr;
|
|
const FTextBlockStyle* TextBlockStyle = nullptr;
|
|
};
|
|
|
|
#undef UE_API
|