ChannelListWidget.h

// Copyright 2022 Stream.IO, Inc. All Rights Reserved.
 
#pragma once
 
#include "Common/SPaginateListWidget.h"
#include "Components/NativeWidgetHost.h"
#include "CoreMinimal.h"
#include "NewChatChannelStatusWidget.h"
#include "StreamWidget.h"
#include "SummaryChannelStatusWidget.h"
#include "Team/NewChatWidget.h"
 
#include "ChannelListWidget.generated.h"
 
UCLASS()
class STREAMCHATUI_API UChannelListWidget final : public UStreamWidget
{
    GENERATED_BODY()
 
public:
    UChannelListWidget();
 
protected:
    UPROPERTY(meta = (BindWidget))
    UImage* Divider;
 
    UPROPERTY(meta = (BindWidget))
    UNativeWidgetHost* ListView;
 
    UPROPERTY(EditAnywhere, Category = Pagination)
    int32 Limit = 10;
 
    UPROPERTY(EditAnywhere, Category = Defaults)
    bool bAutoSelectFirstChannel = true;
    UPROPERTY(EditAnywhere, NoClear, Category = Defaults)
    TSubclassOf<USummaryChannelStatusWidget> ChannelStatusWidgetClass = USummaryChannelStatusWidget::StaticClass();
    UPROPERTY(EditAnywhere, NoClear, Category = Defaults)
    TSubclassOf<UNewChatChannelStatusWidget> NewChatChannelStatusWidgetClass = UNewChatChannelStatusWidget::StaticClass();
 
private:
    virtual void NativePreConstruct() override;
    virtual void NativeConstruct() override;
    virtual void NativeDestruct() override;
    virtual void ReleaseSlateResources(bool bReleaseChildren) override;
 
    void Paginate(const EPaginationDirection Direction, const TFunction<void()> Callback);
    UWidget* CreateChannelWidget(UChatChannel* const&);
 
    void RebuildChannelList();
 
    UFUNCTION()
    void OnChannelSelected(UChatChannel* ClickedChannel);
    UFUNCTION()
    void OnChannelsUpdated(const TArray<UChatChannel*>& InChannels);
    UFUNCTION()
    void OnBack();
 
    UPROPERTY(Transient)
    UChatChannel* CurrentChannel;
 
    TSharedPtr<SPaginateListWidget<UChatChannel*>> PaginateListWidget;
};