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83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
// Copyright 1998-2017 Epic Games, Inc. All Rights Reserved.
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#include "Components/ListView.h"
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#include "Widgets/Text/STextBlock.h"
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#include "Widgets/Views/SListView.h"
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#define LOCTEXT_NAMESPACE "UMG"
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/////////////////////////////////////////////////////
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// UListView
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UListView::UListView(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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bIsVariable = true;
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ItemHeight = 16.0f;
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SelectionMode = ESelectionMode::Single;
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}
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TSharedRef<SWidget> UListView::RebuildWidget()
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{
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MyListView = SNew(SListView< UObject* >)
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.SelectionMode(SelectionMode)
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.ListItemsSource(&Items)
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.ItemHeight(ItemHeight)
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.OnGenerateRow(BIND_UOBJECT_DELEGATE(SListView< UObject* >::FOnGenerateRow, HandleOnGenerateRow))
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//.OnSelectionChanged(this, &SSocketManager::SocketSelectionChanged_Execute)
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//.OnContextMenuOpening(this, &SSocketManager::OnContextMenuOpening)
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//.OnItemScrolledIntoView(this, &SSocketManager::OnItemScrolledIntoView)
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// .HeaderRow
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// (
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// SNew(SHeaderRow)
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// .Visibility(EVisibility::Collapsed)
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// + SHeaderRow::Column(TEXT("Socket"))
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// );
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;
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return BuildDesignTimeWidget( MyListView.ToSharedRef() );
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}
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TSharedRef<ITableRow> UListView::HandleOnGenerateRow(UObject* Item, const TSharedRef< STableViewBase >& OwnerTable) const
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{
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// Call the user's delegate to see if they want to generate a custom widget bound to the data source.
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if ( OnGenerateRowEvent.IsBound() )
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{
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UWidget* Widget = OnGenerateRowEvent.Execute(Item);
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if ( Widget != NULL )
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{
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return SNew(STableRow< UObject* >, OwnerTable)
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[
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Widget->TakeWidget()
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];
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}
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}
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// If a row wasn't generated just create the default one, a simple text block of the item's name.
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return SNew(STableRow< UObject* >, OwnerTable)
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[
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SNew(STextBlock).Text(Item ? FText::FromString(Item->GetName()) : LOCTEXT("null", "null"))
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];
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}
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#if WITH_EDITOR
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const FText UListView::GetPaletteCategory()
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{
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return LOCTEXT("Misc", "Misc");
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}
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#endif
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void UListView::ReleaseSlateResources(bool bReleaseChildren)
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{
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Super::ReleaseSlateResources(bReleaseChildren);
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MyListView.Reset();
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}
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/////////////////////////////////////////////////////
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#undef LOCTEXT_NAMESPACE
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