WindowActor.cpp

Go to the documentation of this file.

// Copyright (c) 2024 FrostBit Software Lab at the Lapland University of Applied Sciences
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#include "WindowActor.h"
 
AWindowActor::AWindowActor(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
{
    PrimaryActorTick.bCanEverTick = false;
}
 
void AWindowActor::SetupWindow(int Width, int Height, FString Title, UTextureRenderTarget2D* TextureRenderTarget)
{
    if (!UnrealWindow.IsValid())
    {
        // Create FUnrealWindow
        UnrealWindow = MakeShareable(new FUnrealWindow(Width, Height, Title));
 
        // Setup on window closed event (user clicks Window's closed button)
        OnWindowClosedDelegate.BindUObject(this, &AWindowActor::OnWindowClosed);
        UnrealWindow->GetSWindow()->SetOnWindowClosed(OnWindowClosedDelegate);
 
        if (TextureRenderTarget) 
        {
            SetupTextureRenderTarget(TextureRenderTarget);
        }
    }
}
 
void AWindowActor::SetupTextureRenderTarget(UTextureRenderTarget2D* TextureRenderTarget)
{
    if (UnrealWindow.IsValid())
    {
        UnrealWindow->SetupComponent(TextureRenderTarget);
    }
}
 
void AWindowActor::BeginPlay()
{
    Super::BeginPlay();
}
 
void AWindowActor::EndPlay(const EEndPlayReason::Type EndPlayReason)
{
    Super::EndPlay(EndPlayReason);
 
    // At EndPlay destroy Window
    if (UnrealWindow.IsValid())
    {
        OnWindowClosedDelegate.Unbind();
        UnrealWindow->DestroyWindow();
        UnrealWindow.Reset();
    }
}
 
void AWindowActor::AddWidgetToWindow(UWidget* WidgetToAdd)
{
    if (UnrealWindow.IsValid())
    {
        UnrealWindow->AddUWidgetToWindow(WidgetToAdd);
    }
}
 
void AWindowActor::RemoveWidgetFromWindow(UWidget* WidgetToAdd)
{
    if (UnrealWindow.IsValid())
    {
        UnrealWindow->RemoveUWidgetFromWindow(WidgetToAdd);
    }
}
 
void AWindowActor::ResizeWindow(int Width, int Height)
{
    if (UnrealWindow.IsValid())
    {
        UnrealWindow->ResizeWindow(Width, Height);
    }
}
 
void AWindowActor::OnWindowClosed(const TSharedRef<SWindow>& Window)
{
    // Destroy this Actor when Window is closed
    this->Destroy();
}