Files
UnrealEngine/Engine/Source/Developer/LegacyProjectLauncher/Private/Widgets/Shared/SProjectLauncherProfileLaunchButton.h
2025-05-18 13:04:45 +08:00

130 lines
3.2 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "Misc/Attribute.h"
#include "Layout/Visibility.h"
#include "Widgets/DeclarativeSyntaxSupport.h"
#include "Widgets/SWidget.h"
#include "Widgets/SCompoundWidget.h"
#include "Styling/AppStyle.h"
#include "Widgets/SBoxPanel.h"
#include "Widgets/Text/STextBlock.h"
#include "Widgets/Images/SImage.h"
#include "Widgets/Input/SButton.h"
#include "Widgets/SOverlay.h"
#include "Widgets/SToolTip.h"
#include "Widgets/Shared/SProjectLauncherValidation.h"
#include "SSimpleButton.h"
#define LOCTEXT_NAMESPACE "SProjectLauncherProfileLaunchButton"
/**
* Implements a build configuration selector widget.
*/
class SProjectLauncherProfileLaunchButton
: public SCompoundWidget
{
public:
SLATE_BEGIN_ARGS(SProjectLauncherProfileLaunchButton) { }
SLATE_EVENT(FOnClicked, OnClicked)
SLATE_ATTRIBUTE(ILauncherProfilePtr, LaunchProfile)
SLATE_END_ARGS()
public:
/**
* Constructs the widget.
*
* @param InArgs The Slate argument list.
* @param InModel The data model.
*/
void Construct(const FArguments& InArgs, bool InShowText)
{
LaunchProfileAttr = InArgs._LaunchProfile;
TSharedPtr<SVerticalBox> VerticalBoxWidget;
ChildSlot
[
SNew(SSimpleButton)
.OnClicked(InArgs._OnClicked)
.IsEnabled(this, &SProjectLauncherProfileLaunchButton::ButtonEnabled)
.Icon(this, &SProjectLauncherProfileLaunchButton::GetLaunchIcon)
];
// Add launch text is this was requested
if (InShowText && VerticalBoxWidget.IsValid())
{
VerticalBoxWidget->AddSlot()
.AutoHeight()
[
SNew(STextBlock)
.Text(LOCTEXT("ProjectLauncherLaunch", "Launch"))
];
}
// Tooltip when we have validation errors
SAssignNew(ErrorToolTipWidget, SToolTip)
[
SNew(SProjectLauncherValidation)
.LaunchProfile(InArgs._LaunchProfile)
];
// Otherwise we fall back on simple text
SetToolTipText(LOCTEXT("ProjectLauncherLaunchToolTip", "Launch this profile"));
}
virtual TSharedPtr<IToolTip> GetToolTip() override
{
ILauncherProfilePtr LaunchProfile = LaunchProfileAttr.Get();
if (LaunchProfile.IsValid() && LaunchProfile->HasValidationError())
{
ErrorToolTipWidget->SetContentWidget(
SNew(SProjectLauncherValidation)
.LaunchProfile(LaunchProfileAttr));
return ErrorToolTipWidget;
}
return SWidget::GetToolTip();
}
private:
// @returns true if there is an error in the launch profile, no launch profile is considered an error
bool HasError() const
{
ILauncherProfilePtr LaunchProfile = LaunchProfileAttr.Get();
if (LaunchProfile.IsValid() && !LaunchProfile->HasValidationError())
{
return false;
}
return true;
}
// Callback to see if the launch button should be enabled
bool ButtonEnabled() const
{
return !HasError();
}
// Get the SlateIcon for Launch Button
const FSlateBrush* GetLaunchIcon() const
{
return HasError() ? FAppStyle::Get().GetBrush(TEXT("Icons.Error")) : FAppStyle::Get().GetBrush("Icons.Launch");
}
private:
/** Attribute for the launch profile this widget launches. */
TAttribute<ILauncherProfilePtr> LaunchProfileAttr;
/** Holds a pointer to our custom tooltip. */
TSharedPtr<SToolTip> ErrorToolTipWidget;
};
#undef LOCTEXT_NAMESPACE