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#preflight 6272a74d2f6d177be3c6fdda #rb Matt.Kuhlenschmidt #ROBOMERGE-OWNER: Lauren.Barnes #ROBOMERGE-AUTHOR: lauren.barnes #ROBOMERGE-SOURCE: CL 20057269 via CL 20070159 via CL 20072035 via CL 20072203 #ROBOMERGE-BOT: UE5 (Release-Engine-Staging -> Main) (v943-19904690) #ROBOMERGE-CONFLICT from-shelf [CL 20105363 by Lauren Barnes in ue5-main branch]
1467 lines
45 KiB
C++
1467 lines
45 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "SDetailsViewBase.h"
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#include "Engine/Engine.h"
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#include "GameFramework/Actor.h"
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#include "Misc/ConfigCacheIni.h"
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#include "Modules/ModuleManager.h"
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#include "Presentation/PropertyEditor/PropertyEditor.h"
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#include "Settings/EditorExperimentalSettings.h"
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#include "UserInterface/PropertyEditor/SPropertyEditorEditInline.h"
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#include "Widgets/Colors/SColorPicker.h"
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#include "Widgets/Input/SSearchBox.h"
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#include "CategoryPropertyNode.h"
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#include "DetailCategoryBuilderImpl.h"
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#include "DetailLayoutBuilderImpl.h"
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#include "DetailLayoutHelpers.h"
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#include "DetailPropertyRow.h"
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#include "EditConditionParser.h"
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#include "Editor.h"
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#include "EditorConfigSubsystem.h"
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#include "IDetailCustomization.h"
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#include "ObjectEditorUtils.h"
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#include "ObjectPropertyNode.h"
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#include "ScopedTransaction.h"
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#include "SDetailNameArea.h"
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#include "SDetailsView.h"
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#include "PropertyEditorPermissionList.h"
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#include "ThumbnailRendering/ThumbnailManager.h"
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SDetailsViewBase::SDetailsViewBase() :
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bHasActiveFilter(false)
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, bIsLocked(false)
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, bHasOpenColorPicker(false)
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, bDisableCustomDetailLayouts( false )
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, NumVisibleTopLevelObjectNodes(0)
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, bPendingCleanupTimerSet(false)
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{
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UDetailsConfig::Initialize();
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UDetailsConfig::Get()->LoadEditorConfig();
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const FDetailsViewConfig* ViewConfig = GetConstViewConfig();
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if (ViewConfig != nullptr)
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{
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CurrentFilter.bShowAllAdvanced = ViewConfig->bShowAllAdvanced;
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CurrentFilter.bShowAllChildrenIfCategoryMatches = ViewConfig->bShowAllChildrenIfCategoryMatches;
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CurrentFilter.bShowOnlyAnimated = ViewConfig->bShowOnlyAnimated;
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CurrentFilter.bShowOnlyKeyable = ViewConfig->bShowOnlyKeyable;
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CurrentFilter.bShowOnlyModified = ViewConfig->bShowOnlyModified;
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}
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PropertyPermissionListChangedDelegate = FPropertyEditorPermissionList::Get().PermissionListUpdatedDelegate.AddLambda([this](TSoftObjectPtr<UStruct> Struct, FName Owner) { ForceRefresh(); });
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PropertyPermissionListEnabledDelegate = FPropertyEditorPermissionList::Get().PermissionListEnabledDelegate.AddRaw(this, &SDetailsViewBase::ForceRefresh);
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}
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SDetailsViewBase::~SDetailsViewBase()
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{
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FPropertyEditorPermissionList::Get().PermissionListUpdatedDelegate.Remove(PropertyPermissionListChangedDelegate);
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FPropertyEditorPermissionList::Get().PermissionListEnabledDelegate.Remove(PropertyPermissionListEnabledDelegate);
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}
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void SDetailsViewBase::OnGetChildrenForDetailTree(TSharedRef<FDetailTreeNode> InTreeNode, TArray< TSharedRef<FDetailTreeNode> >& OutChildren)
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{
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InTreeNode->GetChildren(OutChildren);
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}
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TSharedRef<ITableRow> SDetailsViewBase::OnGenerateRowForDetailTree(TSharedRef<FDetailTreeNode> InTreeNode, const TSharedRef<STableViewBase>& OwnerTable)
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{
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return InTreeNode->GenerateWidgetForTableView(OwnerTable, DetailsViewArgs.bAllowFavoriteSystem);
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}
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void SDetailsViewBase::OnRowReleasedForDetailTree(const TSharedRef<ITableRow>& TableRow)
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{
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// search upwards from the current keyboard-focused widget to see if it's contained in our row
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TSharedPtr<SWidget> CurrentWidget = FSlateApplication::Get().GetKeyboardFocusedWidget();
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while (CurrentWidget.IsValid())
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{
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if (CurrentWidget == TableRow->AsWidget())
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{
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// if so, clear focus so that any pending value changes are committed
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FSlateApplication::Get().ClearKeyboardFocus();
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return;
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}
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CurrentWidget = CurrentWidget->GetParentWidget();
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}
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}
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void SDetailsViewBase::SetRootExpansionStates(const bool bExpand, const bool bRecurse)
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{
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if(ContainsMultipleTopLevelObjects())
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{
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FDetailNodeList Children;
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for(auto Iter = RootTreeNodes.CreateIterator(); Iter; ++Iter)
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{
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Children.Reset();
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(*Iter)->GetChildren(Children);
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for(TSharedRef<class FDetailTreeNode>& Child : Children)
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{
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SetNodeExpansionState(Child, bExpand, bRecurse);
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}
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}
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}
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else
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{
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for(auto Iter = RootTreeNodes.CreateIterator(); Iter; ++Iter)
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{
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SetNodeExpansionState(*Iter, bExpand, bRecurse);
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}
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}
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}
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void SDetailsViewBase::SetNodeExpansionState(TSharedRef<FDetailTreeNode> InTreeNode, bool bIsItemExpanded, bool bRecursive)
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{
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TArray< TSharedRef<FDetailTreeNode> > Children;
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InTreeNode->GetChildren(Children);
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if (Children.Num())
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{
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RequestItemExpanded(InTreeNode, bIsItemExpanded);
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const bool bShouldSaveState = true;
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InTreeNode->OnItemExpansionChanged(bIsItemExpanded, bShouldSaveState);
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if (bRecursive)
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{
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for (int32 ChildIndex = 0; ChildIndex < Children.Num(); ++ChildIndex)
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{
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TSharedRef<FDetailTreeNode> Child = Children[ChildIndex];
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SetNodeExpansionState(Child, bIsItemExpanded, bRecursive);
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}
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}
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}
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}
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void SDetailsViewBase::SetNodeExpansionStateRecursive(TSharedRef<FDetailTreeNode> InTreeNode, bool bIsItemExpanded)
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{
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SetNodeExpansionState(InTreeNode, bIsItemExpanded, true);
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}
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void SDetailsViewBase::OnItemExpansionChanged(TSharedRef<FDetailTreeNode> InTreeNode, bool bIsItemExpanded)
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{
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SetNodeExpansionState(InTreeNode, bIsItemExpanded, false);
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}
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FReply SDetailsViewBase::OnLockButtonClicked()
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{
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bIsLocked = !bIsLocked;
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return FReply::Handled();
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}
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void SDetailsViewBase::HideFilterArea(bool bHide)
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{
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DetailsViewArgs.bAllowSearch = !bHide;
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}
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static void GetPropertiesInOrderDisplayedRecursive(const TArray< TSharedRef<FDetailTreeNode> >& TreeNodes, TArray< FPropertyPath > &OutLeaves)
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{
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for( const TSharedRef<FDetailTreeNode>& TreeNode : TreeNodes )
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{
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const bool bIsPropertyRoot = TreeNode->IsLeaf() ||
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( TreeNode->GetPropertyNode() &&
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TreeNode->GetPropertyNode()->GetProperty() );
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if( bIsPropertyRoot )
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{
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FPropertyPath Path = TreeNode->GetPropertyPath();
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// Some leaf nodes are not associated with properties, specifically the collision presets.
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// @todo doc: investigate what we can do about this, result is that for these fields
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// we can't highlight the property in the diff tool.
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if( Path.GetNumProperties() != 0 )
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{
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OutLeaves.Push(Path);
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}
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}
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else
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{
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TArray< TSharedRef<FDetailTreeNode> > Children;
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TreeNode->GetChildren(Children);
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GetPropertiesInOrderDisplayedRecursive(Children, OutLeaves);
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}
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}
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}
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TArray< FPropertyPath > SDetailsViewBase::GetPropertiesInOrderDisplayed() const
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{
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TArray< FPropertyPath > Ret;
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GetPropertiesInOrderDisplayedRecursive(RootTreeNodes, Ret);
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return Ret;
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}
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// @return populates OutNodes with the leaf node corresponding to property as the first entry in the list (e.g. [leaf, parent, grandparent]):
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static void FindTreeNodeFromPropertyRecursive( const TArray< TSharedRef<FDetailTreeNode> >& Nodes, const FPropertyPath& Property, TArray< TSharedPtr< FDetailTreeNode > >& OutNodes )
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{
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if (Property == FPropertyPath())
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{
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return;
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}
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for (const TSharedRef<FDetailTreeNode>& TreeNode : Nodes)
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{
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if (TreeNode->IsLeaf())
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{
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FPropertyPath tmp = TreeNode->GetPropertyPath();
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if( Property == tmp )
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{
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OutNodes.Push(TreeNode);
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return;
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}
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}
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// Need to check children even if we're a leaf, because all DetailItemNodes are leaves, even if they may have sub-children
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TArray< TSharedRef<FDetailTreeNode> > Children;
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TreeNode->GetChildren(Children);
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FindTreeNodeFromPropertyRecursive(Children, Property, OutNodes);
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if (OutNodes.Num() > 0)
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{
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OutNodes.Push(TreeNode);
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return;
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}
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}
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}
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void SDetailsViewBase::HighlightProperty(const FPropertyPath& Property)
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{
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TSharedPtr<FDetailTreeNode> PrevHighlightedNodePtr = CurrentlyHighlightedNode.Pin();
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if (PrevHighlightedNodePtr.IsValid())
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{
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PrevHighlightedNodePtr->SetIsHighlighted(false);
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}
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TSharedPtr< FDetailTreeNode > FinalNodePtr = nullptr;
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TArray< TSharedPtr< FDetailTreeNode > > TreeNodeChain;
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FindTreeNodeFromPropertyRecursive(RootTreeNodes, Property, TreeNodeChain);
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if (TreeNodeChain.Num() > 0)
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{
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FinalNodePtr = TreeNodeChain[0];
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check(FinalNodePtr.IsValid());
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FinalNodePtr->SetIsHighlighted(true);
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for (int ParentIndex = 1; ParentIndex < TreeNodeChain.Num(); ++ParentIndex)
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{
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TSharedPtr< FDetailTreeNode > CurrentParent = TreeNodeChain[ParentIndex];
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check(CurrentParent.IsValid());
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DetailTree->SetItemExpansion(CurrentParent.ToSharedRef(), true);
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}
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DetailTree->RequestScrollIntoView(FinalNodePtr.ToSharedRef());
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}
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CurrentlyHighlightedNode = FinalNodePtr;
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}
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void SDetailsViewBase::ShowAllAdvancedProperties()
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{
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CurrentFilter.bShowAllAdvanced = true;
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}
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void SDetailsViewBase::SetOnDisplayedPropertiesChanged(FOnDisplayedPropertiesChanged InOnDisplayedPropertiesChangedDelegate)
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{
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OnDisplayedPropertiesChangedDelegate = InOnDisplayedPropertiesChangedDelegate;
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}
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void SDetailsViewBase::RerunCurrentFilter()
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{
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UpdateFilteredDetails();
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}
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EVisibility SDetailsViewBase::GetTreeVisibility() const
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{
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for(const FDetailLayoutData& Data : DetailLayouts)
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{
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if(Data.DetailLayout.IsValid() && Data.DetailLayout->HasDetails())
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{
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return EVisibility::Visible;
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}
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}
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return EVisibility::Collapsed;
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}
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EVisibility SDetailsViewBase::GetScrollBarVisibility() const
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{
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const bool bHasAnythingToShow = RootTreeNodes.Num() > 0;
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const bool bShowScrollBar = DetailsViewArgs.bShowScrollBar && bHasAnythingToShow;
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return bShowScrollBar ? EVisibility::Visible : EVisibility::Collapsed;
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}
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/** Returns the image used for the icon on the filter button */
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const FSlateBrush* SDetailsViewBase::OnGetFilterButtonImageResource() const
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{
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if (HasActiveSearch())
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{
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return FAppStyle::GetBrush(TEXT("PropertyWindow.FilterCancel"));
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}
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else
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{
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return FAppStyle::GetBrush(TEXT("PropertyWindow.FilterSearch"));
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}
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}
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void SDetailsViewBase::EnqueueDeferredAction(FSimpleDelegate& DeferredAction)
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{
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DeferredActions.Add(DeferredAction);
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}
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/**
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* Creates the color picker window for this property view.
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*
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* @param Node The slate property node to edit.
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* @param bUseAlpha Whether or not alpha is supported
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*/
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void SDetailsViewBase::CreateColorPickerWindow(const TSharedRef< FPropertyEditor >& PropertyEditor, bool bUseAlpha)
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{
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const TSharedRef< FPropertyNode > PinnedColorPropertyNode = PropertyEditor->GetPropertyNode();
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ColorPropertyNode = PinnedColorPropertyNode;
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FProperty* Property = PinnedColorPropertyNode->GetProperty();
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check(Property);
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FReadAddressList ReadAddresses;
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PinnedColorPropertyNode->GetReadAddress(false, ReadAddresses, false);
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TArray<FLinearColor*> LinearColor;
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TArray<FColor*> DWORDColor;
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for (int32 ColorIndex = 0; ColorIndex < ReadAddresses.Num(); ++ColorIndex)
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{
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const uint8* Addr = ReadAddresses.GetAddress(ColorIndex);
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if (Addr)
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{
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if (CastField<FStructProperty>(Property)->Struct->GetFName() == NAME_Color)
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{
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DWORDColor.Add((FColor*)Addr);
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}
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else
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{
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check(CastField<FStructProperty>(Property)->Struct->GetFName() == NAME_LinearColor);
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LinearColor.Add((FLinearColor*)Addr);
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}
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}
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}
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bHasOpenColorPicker = true;
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FColorPickerArgs PickerArgs;
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PickerArgs.ParentWidget = AsShared();
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PickerArgs.bUseAlpha = bUseAlpha;
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PickerArgs.DisplayGamma = TAttribute<float>::Create(TAttribute<float>::FGetter::CreateUObject(GEngine, &UEngine::GetDisplayGamma));
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PickerArgs.ColorArray = &DWORDColor;
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PickerArgs.LinearColorArray = &LinearColor;
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PickerArgs.OnColorCommitted = FOnLinearColorValueChanged::CreateSP(this, &SDetailsViewBase::SetColorPropertyFromColorPicker);
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PickerArgs.OnColorPickerWindowClosed = FOnWindowClosed::CreateSP(this, &SDetailsViewBase::OnColorPickerWindowClosed);
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PickerArgs.OptionalOwningDetailsView = AsShared();
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OpenColorPicker(PickerArgs);
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}
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void SDetailsViewBase::SetColorPropertyFromColorPicker(FLinearColor NewColor)
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{
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const TSharedPtr< FPropertyNode > PinnedColorPropertyNode = ColorPropertyNode.Pin();
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if (ensure(PinnedColorPropertyNode.IsValid()))
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{
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FProperty* Property = PinnedColorPropertyNode->GetProperty();
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check(Property);
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FObjectPropertyNode* ObjectNode = PinnedColorPropertyNode->FindObjectItemParent();
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if (ObjectNode && ObjectNode->GetNumObjects())
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{
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FScopedTransaction Transaction(NSLOCTEXT("UnrealEd", "SetColorProperty", "Set Color Property"));
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PinnedColorPropertyNode->NotifyPreChange(Property, GetNotifyHook());
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FPropertyChangedEvent ChangeEvent(Property, EPropertyChangeType::ValueSet);
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PinnedColorPropertyNode->NotifyPostChange(ChangeEvent, GetNotifyHook());
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}
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}
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}
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void SDetailsViewBase::UpdatePropertyMaps()
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{
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RootTreeNodes.Empty();
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for(FDetailLayoutData& LayoutData : DetailLayouts)
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{
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// Check uniqueness. It is critical that detail layouts can be destroyed
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// We need to be able to create a new detail layout and properly clean up the old one in the process
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check(!LayoutData.DetailLayout.IsValid() || LayoutData.DetailLayout.IsUnique());
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// Allow customizations to perform cleanup as the delete occurs later on
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for (TSharedPtr<IDetailCustomization>& DetailCustomization : LayoutData.CustomizationClassInstances)
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{
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if (DetailCustomization.IsValid())
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{
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DetailCustomization->PendingDelete();
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}
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}
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// All the current customization instances need to be deleted when it is safe
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CustomizationClassInstancesPendingDelete.Append(LayoutData.CustomizationClassInstances);
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// All the current detail layouts need to be deleted when it is safe
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DetailLayoutsPendingDelete.Add(LayoutData.DetailLayout);
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}
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if (DetailLayouts.Num() > 0)
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{
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// Set timer to free memory even when widget is not visible or ticking
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SetPendingCleanupTimer();
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}
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FRootPropertyNodeList& RootPropertyNodes = GetRootNodes();
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DetailLayouts.Empty(RootPropertyNodes.Num());
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// There should be one detail layout for each root node
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DetailLayouts.AddDefaulted(RootPropertyNodes.Num());
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for(int32 RootNodeIndex = 0; RootNodeIndex < RootPropertyNodes.Num(); ++RootNodeIndex)
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{
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FDetailLayoutData& LayoutData = DetailLayouts[RootNodeIndex];
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UpdateSinglePropertyMap(RootPropertyNodes[RootNodeIndex], LayoutData, false);
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}
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}
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void SDetailsViewBase::UpdateSinglePropertyMap(TSharedPtr<FComplexPropertyNode> InRootPropertyNode, FDetailLayoutData& LayoutData, bool bIsExternal)
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{
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// Reset everything
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LayoutData.ClassToPropertyMap.Empty();
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TSharedPtr<FDetailLayoutBuilderImpl> DetailLayout = MakeShareable(new FDetailLayoutBuilderImpl(InRootPropertyNode, LayoutData.ClassToPropertyMap, PropertyUtilities.ToSharedRef(), PropertyGenerationUtilities.ToSharedRef(), SharedThis(this), bIsExternal));
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LayoutData.DetailLayout = DetailLayout;
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TSharedPtr<FComplexPropertyNode> RootPropertyNode = InRootPropertyNode;
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check(RootPropertyNode.IsValid());
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const bool bEnableFavoriteSystem = IsEngineExitRequested() ? false : DetailsViewArgs.bAllowFavoriteSystem;
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DetailLayoutHelpers::FUpdatePropertyMapArgs Args;
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Args.LayoutData = &LayoutData;
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Args.InstancedPropertyTypeToDetailLayoutMap = &InstancedTypeToLayoutMap;
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Args.bEnableFavoriteSystem = bEnableFavoriteSystem;
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Args.bUpdateFavoriteSystemOnly = false;
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DetailLayoutHelpers::UpdateSinglePropertyMapRecursive(*RootPropertyNode, NAME_None, RootPropertyNode.Get(), Args);
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CustomUpdatePropertyMap(LayoutData.DetailLayout);
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// Ask for custom detail layouts, unless disabled. One reason for disabling custom layouts is that the custom layouts
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// inhibit our ability to find a single property's tree node. This is problematic for the diff and merge tools, that need
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// to display and highlight each changed property for the user. We could allow 'known good' customizations here if
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// we can make them work with the diff/merge tools.
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if (!bDisableCustomDetailLayouts)
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{
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DetailLayoutHelpers::QueryCustomDetailLayout(LayoutData, InstancedClassToDetailLayoutMap, GenericLayoutDelegate);
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}
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if (bEnableFavoriteSystem && InRootPropertyNode->GetInstancesNum() > 0)
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{
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static const FName FavoritesCategoryName("Favorites");
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FDetailCategoryImpl& FavoritesCategory = LayoutData.DetailLayout->DefaultCategory(FavoritesCategoryName);
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FavoritesCategory.SetSortOrder(0);
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FavoritesCategory.SetCategoryAsSpecialFavorite();
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if (FavoritesCategory.GetNumCustomizations() == 0)
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{
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FavoritesCategory.AddCustomRow(NSLOCTEXT("DetailLayoutHelpers", "Favorites", "Favorites"))
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.WholeRowContent()
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.VAlign(VAlign_Center)
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.HAlign(HAlign_Center)
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[
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SNew(STextBlock)
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.Text(NSLOCTEXT("DetailLayoutHelpers", "AddToFavoritesDescription", "Right-click on a property to add it to your Favorites."))
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.TextStyle(FAppStyle::Get(), "HintText")
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];
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}
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}
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LayoutData.DetailLayout->GenerateDetailLayout();
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}
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void SDetailsViewBase::OnColorPickerWindowClosed(const TSharedRef<SWindow>& Window)
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{
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const TSharedPtr< FPropertyNode > PinnedColorPropertyNode = ColorPropertyNode.Pin();
|
|
if (ensure(PinnedColorPropertyNode.IsValid()))
|
|
{
|
|
FProperty* Property = PinnedColorPropertyNode->GetProperty();
|
|
if (Property && PropertyUtilities.IsValid())
|
|
{
|
|
FPropertyChangedEvent ChangeEvent(Property, EPropertyChangeType::ArrayAdd);
|
|
PinnedColorPropertyNode->FixPropertiesInEvent(ChangeEvent);
|
|
PropertyUtilities->NotifyFinishedChangingProperties(ChangeEvent);
|
|
}
|
|
}
|
|
|
|
// A color picker window is no longer open
|
|
bHasOpenColorPicker = false;
|
|
ColorPropertyNode.Reset();
|
|
}
|
|
|
|
void SDetailsViewBase::SetIsPropertyVisibleDelegate(FIsPropertyVisible InIsPropertyVisible)
|
|
{
|
|
IsPropertyVisibleDelegate = InIsPropertyVisible;
|
|
}
|
|
|
|
void SDetailsViewBase::SetIsPropertyReadOnlyDelegate(FIsPropertyReadOnly InIsPropertyReadOnly)
|
|
{
|
|
IsPropertyReadOnlyDelegate = InIsPropertyReadOnly;
|
|
}
|
|
|
|
void SDetailsViewBase::SetIsCustomRowVisibleDelegate(FIsCustomRowVisible InIsCustomRowVisible)
|
|
{
|
|
IsCustomRowVisibleDelegate = InIsCustomRowVisible;
|
|
}
|
|
|
|
void SDetailsViewBase::SetIsCustomRowReadOnlyDelegate(FIsCustomRowReadOnly InIsCustomRowReadOnly)
|
|
{
|
|
IsCustomRowReadOnlyDelegate = InIsCustomRowReadOnly;
|
|
}
|
|
|
|
void SDetailsViewBase::SetIsPropertyEditingEnabledDelegate(FIsPropertyEditingEnabled IsPropertyEditingEnabled)
|
|
{
|
|
IsPropertyEditingEnabledDelegate = IsPropertyEditingEnabled;
|
|
}
|
|
|
|
bool SDetailsViewBase::IsPropertyEditingEnabled() const
|
|
{
|
|
// If the delegate is not bound assume property editing is enabled, otherwise ask the delegate
|
|
return !IsPropertyEditingEnabledDelegate.IsBound() || IsPropertyEditingEnabledDelegate.Execute();
|
|
}
|
|
|
|
void SDetailsViewBase::SetKeyframeHandler( TSharedPtr<class IDetailKeyframeHandler> InKeyframeHandler )
|
|
{
|
|
// if we don't have a keyframe handler and a valid handler is set, add width to the right column
|
|
// if we do have a keyframe handler and an invalid handler is set, remove width
|
|
float ExtraWidth = 0;
|
|
if (!KeyframeHandler.IsValid() && InKeyframeHandler.IsValid())
|
|
{
|
|
ExtraWidth = 22;
|
|
}
|
|
else if (KeyframeHandler.IsValid() && !InKeyframeHandler.IsValid())
|
|
{
|
|
ExtraWidth = -22;
|
|
}
|
|
|
|
const float NewWidth = ColumnSizeData.GetRightColumnMinWidth().Get(0) + ExtraWidth;
|
|
ColumnSizeData.SetRightColumnMinWidth(NewWidth);
|
|
|
|
KeyframeHandler = InKeyframeHandler;
|
|
RefreshTree();
|
|
}
|
|
|
|
void SDetailsViewBase::SetExtensionHandler(TSharedPtr<class IDetailPropertyExtensionHandler> InExtensionHandler)
|
|
{
|
|
ExtensionHandler = InExtensionHandler;
|
|
}
|
|
|
|
void SDetailsViewBase::SetGenericLayoutDetailsDelegate(FOnGetDetailCustomizationInstance OnGetGenericDetails)
|
|
{
|
|
GenericLayoutDelegate = OnGetGenericDetails;
|
|
}
|
|
|
|
void SDetailsViewBase::RefreshRootObjectVisibility()
|
|
{
|
|
RerunCurrentFilter();
|
|
}
|
|
|
|
TSharedPtr<FAssetThumbnailPool> SDetailsViewBase::GetThumbnailPool() const
|
|
{
|
|
return UThumbnailManager::Get().GetSharedThumbnailPool();
|
|
}
|
|
|
|
const TArray<TSharedRef<class IClassViewerFilter>>& SDetailsViewBase::GetClassViewerFilters() const
|
|
{
|
|
return ClassViewerFilters;
|
|
}
|
|
|
|
void SDetailsViewBase::NotifyFinishedChangingProperties(const FPropertyChangedEvent& PropertyChangedEvent)
|
|
{
|
|
OnFinishedChangingPropertiesDelegate.Broadcast(PropertyChangedEvent);
|
|
}
|
|
|
|
void SDetailsViewBase::RequestItemExpanded(TSharedRef<FDetailTreeNode> TreeNode, bool bExpand)
|
|
{
|
|
FilteredNodesRequestingExpansionState.Add(TreeNode, bExpand);
|
|
}
|
|
|
|
void SDetailsViewBase::RefreshTree()
|
|
{
|
|
if (OnDisplayedPropertiesChangedDelegate.IsBound())
|
|
{
|
|
OnDisplayedPropertiesChangedDelegate.Execute();
|
|
}
|
|
|
|
DetailTree->RequestTreeRefresh();
|
|
}
|
|
|
|
void SDetailsViewBase::SaveCustomExpansionState(const FString& NodePath, bool bIsExpanded)
|
|
{
|
|
if (bIsExpanded)
|
|
{
|
|
ExpandedDetailNodes.Add(NodePath);
|
|
}
|
|
else
|
|
{
|
|
ExpandedDetailNodes.Remove(NodePath);
|
|
}
|
|
}
|
|
|
|
bool SDetailsViewBase::GetCustomSavedExpansionState(const FString& NodePath) const
|
|
{
|
|
return ExpandedDetailNodes.Contains(NodePath);
|
|
}
|
|
|
|
bool SDetailsViewBase::IsPropertyVisible( const FPropertyAndParent& PropertyAndParent ) const
|
|
{
|
|
return IsPropertyVisibleDelegate.IsBound() ? IsPropertyVisibleDelegate.Execute(PropertyAndParent) : true;
|
|
}
|
|
|
|
bool SDetailsViewBase::IsPropertyReadOnly( const FPropertyAndParent& PropertyAndParent ) const
|
|
{
|
|
return IsPropertyReadOnlyDelegate.IsBound() ? IsPropertyReadOnlyDelegate.Execute(PropertyAndParent) : false;
|
|
}
|
|
|
|
bool SDetailsViewBase::IsCustomRowVisible(FName InRowName, FName InParentName) const
|
|
{
|
|
return IsCustomRowVisibleDelegate.IsBound() ? IsCustomRowVisibleDelegate.Execute(InRowName, InParentName) : true;
|
|
}
|
|
|
|
bool SDetailsViewBase::IsCustomRowReadOnly(FName InRowName, FName InParentName) const
|
|
{
|
|
return IsCustomRowReadOnlyDelegate.IsBound() ? IsCustomRowReadOnlyDelegate.Execute(InRowName, InParentName) : false;
|
|
}
|
|
|
|
TSharedPtr<IPropertyUtilities> SDetailsViewBase::GetPropertyUtilities()
|
|
{
|
|
return PropertyUtilities;
|
|
}
|
|
|
|
const FDetailsViewConfig* SDetailsViewBase::GetConstViewConfig() const
|
|
{
|
|
if (DetailsViewArgs.ViewIdentifier.IsNone())
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
return UDetailsConfig::Get()->Views.Find(DetailsViewArgs.ViewIdentifier);
|
|
}
|
|
|
|
FDetailsViewConfig* SDetailsViewBase::GetMutableViewConfig()
|
|
{
|
|
if (DetailsViewArgs.ViewIdentifier.IsNone())
|
|
{
|
|
return nullptr;
|
|
}
|
|
|
|
return &UDetailsConfig::Get()->Views.FindOrAdd(DetailsViewArgs.ViewIdentifier);
|
|
}
|
|
|
|
void SDetailsViewBase::SaveViewConfig()
|
|
{
|
|
UDetailsConfig::Get()->SaveEditorConfig();
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowOnlyModifiedClicked()
|
|
{
|
|
CurrentFilter.bShowOnlyModified = !CurrentFilter.bShowOnlyModified;
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr)
|
|
{
|
|
ViewConfig->bShowOnlyModified = CurrentFilter.bShowOnlyModified;
|
|
SaveViewConfig();
|
|
}
|
|
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
void SDetailsViewBase::OnCustomFilterClicked()
|
|
{
|
|
if (CustomFilterDelegate.IsBound())
|
|
{
|
|
CustomFilterDelegate.Execute();
|
|
bCustomFilterActive = !bCustomFilterActive;
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowAllAdvancedClicked()
|
|
{
|
|
CurrentFilter.bShowAllAdvanced = !CurrentFilter.bShowAllAdvanced;
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr)
|
|
{
|
|
ViewConfig->bShowAllAdvanced = CurrentFilter.bShowAllAdvanced;
|
|
SaveViewConfig();
|
|
}
|
|
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowOnlyAllowedClicked()
|
|
{
|
|
CurrentFilter.bShowOnlyAllowed = !CurrentFilter.bShowOnlyAllowed;
|
|
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowAllChildrenIfCategoryMatchesClicked()
|
|
{
|
|
CurrentFilter.bShowAllChildrenIfCategoryMatches = !CurrentFilter.bShowAllChildrenIfCategoryMatches;
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr)
|
|
{
|
|
ViewConfig->bShowAllChildrenIfCategoryMatches = CurrentFilter.bShowAllChildrenIfCategoryMatches;
|
|
SaveViewConfig();
|
|
}
|
|
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowKeyableClicked()
|
|
{
|
|
CurrentFilter.bShowOnlyKeyable = !CurrentFilter.bShowOnlyKeyable;
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr)
|
|
{
|
|
ViewConfig->bShowOnlyKeyable = CurrentFilter.bShowOnlyKeyable;
|
|
SaveViewConfig();
|
|
}
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
void SDetailsViewBase::OnShowAnimatedClicked()
|
|
{
|
|
CurrentFilter.bShowOnlyAnimated = !CurrentFilter.bShowOnlyAnimated;
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr)
|
|
{
|
|
ViewConfig->bShowOnlyAnimated = CurrentFilter.bShowOnlyAnimated;
|
|
SaveViewConfig();
|
|
}
|
|
|
|
UpdateFilteredDetails();
|
|
}
|
|
|
|
/** Called when the filter text changes. This filters specific property nodes out of view */
|
|
void SDetailsViewBase::OnFilterTextChanged(const FText& InFilterText)
|
|
{
|
|
FilterView(InFilterText.ToString());
|
|
}
|
|
|
|
void SDetailsViewBase::OnFilterTextCommitted(const FText& InSearchText, ETextCommit::Type InCommitType)
|
|
{
|
|
if (InCommitType == ETextCommit::OnCleared)
|
|
{
|
|
SearchBox->SetText(FText::GetEmpty());
|
|
OnFilterTextChanged(FText::GetEmpty());
|
|
FSlateApplication::Get().ClearKeyboardFocus(EFocusCause::Cleared);
|
|
}
|
|
}
|
|
|
|
TSharedPtr<SWidget> SDetailsViewBase::GetNameAreaWidget()
|
|
{
|
|
return DetailsViewArgs.bCustomNameAreaLocation ? NameArea : nullptr;
|
|
}
|
|
|
|
void SDetailsViewBase::SetNameAreaCustomContent( TSharedRef<SWidget>& InCustomContent )
|
|
{
|
|
NameArea->SetCustomContent(InCustomContent);
|
|
}
|
|
|
|
TSharedPtr<SWidget> SDetailsViewBase::GetFilterAreaWidget()
|
|
{
|
|
return DetailsViewArgs.bCustomFilterAreaLocation ? FilterRow : nullptr;
|
|
}
|
|
|
|
TSharedPtr<class FUICommandList> SDetailsViewBase::GetHostCommandList() const
|
|
{
|
|
return DetailsViewArgs.HostCommandList;
|
|
}
|
|
|
|
TSharedPtr<FTabManager> SDetailsViewBase::GetHostTabManager() const
|
|
{
|
|
return DetailsViewArgs.HostTabManager;
|
|
}
|
|
|
|
void SDetailsViewBase::SetHostTabManager(TSharedPtr<FTabManager> InTabManager)
|
|
{
|
|
DetailsViewArgs.HostTabManager = InTabManager;
|
|
}
|
|
|
|
/**
|
|
* Hides or shows properties based on the passed in filter text
|
|
*
|
|
* @param InFilter The filter text
|
|
*/
|
|
void SDetailsViewBase::FilterView(const FString& InFilter)
|
|
{
|
|
bool bHadActiveFilter = CurrentFilter.FilterStrings.Num() > 0;
|
|
|
|
TArray<FString> CurrentFilterStrings;
|
|
|
|
FString ParseString = InFilter;
|
|
// Remove whitespace from the front and back of the string
|
|
ParseString.TrimStartAndEndInline();
|
|
ParseString.ParseIntoArray(CurrentFilterStrings, TEXT(" "), true);
|
|
|
|
PRAGMA_DISABLE_DEPRECATION_WARNINGS
|
|
bHasActiveFilter = CurrentFilterStrings.Num() > 0;
|
|
PRAGMA_ENABLE_DEPRECATION_WARNINGS
|
|
|
|
CurrentFilter.FilterStrings = CurrentFilterStrings;
|
|
|
|
if (!bHadActiveFilter && CurrentFilter.FilterStrings.Num() > 0)
|
|
{
|
|
SavePreSearchExpandedItems();
|
|
}
|
|
|
|
UpdateFilteredDetails();
|
|
|
|
if (bHadActiveFilter && CurrentFilter.FilterStrings.Num() == 0)
|
|
{
|
|
RestorePreSearchExpandedItems();
|
|
}
|
|
}
|
|
|
|
EVisibility SDetailsViewBase::GetFilterBoxVisibility() const
|
|
{
|
|
EVisibility Result = EVisibility::Collapsed;
|
|
// Visible if we allow search and we have anything to search otherwise collapsed so it doesn't take up room
|
|
if (DetailsViewArgs.bAllowSearch && IsConnected())
|
|
{
|
|
if (RootTreeNodes.Num() > 0 || HasActiveSearch() || !CurrentFilter.IsEmptyFilter())
|
|
{
|
|
Result = EVisibility::Visible;
|
|
}
|
|
}
|
|
|
|
return Result;
|
|
}
|
|
|
|
bool SDetailsViewBase::SupportsKeyboardFocus() const
|
|
{
|
|
return DetailsViewArgs.bSearchInitialKeyFocus && SearchBox->SupportsKeyboardFocus() && GetFilterBoxVisibility() == EVisibility::Visible;
|
|
}
|
|
|
|
FReply SDetailsViewBase::OnFocusReceived(const FGeometry& MyGeometry, const FFocusEvent& InFocusEvent)
|
|
{
|
|
FReply Reply = FReply::Handled();
|
|
|
|
if (InFocusEvent.GetCause() != EFocusCause::Cleared)
|
|
{
|
|
Reply.SetUserFocus(SearchBox.ToSharedRef(), InFocusEvent.GetCause());
|
|
}
|
|
|
|
return Reply;
|
|
}
|
|
|
|
void SDetailsViewBase::SetPendingCleanupTimer()
|
|
{
|
|
if (!bPendingCleanupTimerSet)
|
|
{
|
|
if (GEditor && GEditor->IsTimerManagerValid())
|
|
{
|
|
bPendingCleanupTimerSet = true;
|
|
GEditor->GetTimerManager()->SetTimerForNextTick(FTimerDelegate::CreateSP(this, &SDetailsViewBase::HandlePendingCleanupTimer));
|
|
}
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::HandlePendingCleanupTimer()
|
|
{
|
|
bPendingCleanupTimerSet = false;
|
|
|
|
HandlePendingCleanup();
|
|
|
|
for (auto It = FilteredNodesRequestingExpansionState.CreateIterator(); It; ++It)
|
|
{
|
|
if (!It->Key.IsValid())
|
|
{
|
|
It.RemoveCurrent();
|
|
}
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::HandlePendingCleanup()
|
|
{
|
|
for (int32 i = 0; i < CustomizationClassInstancesPendingDelete.Num(); ++i)
|
|
{
|
|
ensure(CustomizationClassInstancesPendingDelete[i].IsUnique());
|
|
}
|
|
|
|
// Release any pending kill nodes.
|
|
for ( TSharedPtr<FComplexPropertyNode>& PendingKillNode : RootNodesPendingKill )
|
|
{
|
|
if ( PendingKillNode.IsValid() )
|
|
{
|
|
PendingKillNode->Disconnect();
|
|
PendingKillNode.Reset();
|
|
}
|
|
}
|
|
RootNodesPendingKill.Empty();
|
|
|
|
// Empty all the customization instances that need to be deleted
|
|
CustomizationClassInstancesPendingDelete.Empty();
|
|
|
|
// Empty all the detail layouts that need to be deleted
|
|
DetailLayoutsPendingDelete.Empty();
|
|
}
|
|
|
|
/** Ticks the property view. This function performs a data consistency check */
|
|
void SDetailsViewBase::Tick( const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime )
|
|
{
|
|
HandlePendingCleanup();
|
|
|
|
FDetailsViewConfig* ViewConfig = GetMutableViewConfig();
|
|
if (ViewConfig != nullptr &&
|
|
ViewConfig->ValueColumnWidth != ColumnSizeData.GetValueColumnWidth().Get(0))
|
|
{
|
|
ViewConfig->ValueColumnWidth = ColumnSizeData.GetValueColumnWidth().Get(0);
|
|
SaveViewConfig();
|
|
}
|
|
|
|
FRootPropertyNodeList& RootPropertyNodes = GetRootNodes();
|
|
|
|
bool bHadDeferredActions = DeferredActions.Num() > 0;
|
|
auto PreProcessRootNode = [bHadDeferredActions, this](TSharedPtr<FComplexPropertyNode> RootPropertyNode)
|
|
{
|
|
check(RootPropertyNode.IsValid());
|
|
|
|
// Purge any objects that are marked pending kill from the object list
|
|
if (FObjectPropertyNode* ObjectRoot = RootPropertyNode->AsObjectNode())
|
|
{
|
|
ObjectRoot->PurgeKilledObjects();
|
|
}
|
|
|
|
if (bHadDeferredActions)
|
|
{
|
|
// Any deferred actions are likely to cause the node tree to be at least partially rebuilt
|
|
// Save the expansion state of existing nodes so we can expand them later
|
|
SaveExpandedItems(RootPropertyNode.ToSharedRef());
|
|
}
|
|
};
|
|
|
|
for (TSharedPtr<FComplexPropertyNode>& RootPropertyNode : RootPropertyNodes)
|
|
{
|
|
PreProcessRootNode(RootPropertyNode);
|
|
}
|
|
|
|
for (FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = LayoutData.DetailLayout->GetExternalRootPropertyNodes();
|
|
for (TSharedPtr<FComplexPropertyNode>& ExternalRootPropertyNode : ExternalRootPropertyNodes)
|
|
{
|
|
PreProcessRootNode(ExternalRootPropertyNode);
|
|
}
|
|
}
|
|
|
|
if (bHadDeferredActions)
|
|
{
|
|
TArray<FSimpleDelegate> DeferredActionsCopy;
|
|
|
|
do
|
|
{
|
|
// Execute any deferred actions
|
|
DeferredActionsCopy = MoveTemp(DeferredActions);
|
|
DeferredActions.Reset();
|
|
|
|
// Execute any deferred actions
|
|
for (const FSimpleDelegate& DeferredAction : DeferredActionsCopy)
|
|
{
|
|
DeferredAction.ExecuteIfBound();
|
|
}
|
|
} while (DeferredActions.Num() > 0);
|
|
|
|
RestoreAllExpandedItems();
|
|
}
|
|
|
|
TSharedPtr<FComplexPropertyNode> LastRootPendingKill;
|
|
if (RootNodesPendingKill.Num() > 0 )
|
|
{
|
|
LastRootPendingKill = RootNodesPendingKill.Last();
|
|
}
|
|
|
|
bool bValidateExternalNodes = true;
|
|
|
|
int32 FoundIndex = RootPropertyNodes.Find(LastRootPendingKill);
|
|
bool bUpdateFilteredDetails = false;
|
|
if (FoundIndex != INDEX_NONE)
|
|
{
|
|
// Reacquire the root property nodes. It may have been changed by the deferred actions if something like a blueprint editor forcefully resets a details panel during a posteditchange
|
|
ForceRefresh();
|
|
|
|
// All objects are being reset, no need to validate external nodes
|
|
bValidateExternalNodes = false;
|
|
}
|
|
else
|
|
{
|
|
if (CustomValidatePropertyNodesFunction.IsBound())
|
|
{
|
|
bool bIsValid = CustomValidatePropertyNodesFunction.Execute(RootPropertyNodes);
|
|
}
|
|
else // standard validation behavior
|
|
{
|
|
for (TSharedPtr<FComplexPropertyNode>& RootPropertyNode : RootPropertyNodes)
|
|
{
|
|
EPropertyDataValidationResult Result = RootPropertyNode->EnsureDataIsValid();
|
|
if (Result == EPropertyDataValidationResult::PropertiesChanged || Result == EPropertyDataValidationResult::EditInlineNewValueChanged)
|
|
{
|
|
UpdatePropertyMaps();
|
|
bUpdateFilteredDetails = true;
|
|
}
|
|
else if (Result == EPropertyDataValidationResult::ArraySizeChanged || Result == EPropertyDataValidationResult::ChildrenRebuilt)
|
|
{
|
|
bUpdateFilteredDetails = true;
|
|
}
|
|
else if (Result == EPropertyDataValidationResult::ObjectInvalid)
|
|
{
|
|
bValidateExternalNodes = false;
|
|
|
|
ForceRefresh();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bValidateExternalNodes)
|
|
{
|
|
for (FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = LayoutData.DetailLayout->GetExternalRootPropertyNodes();
|
|
|
|
for (int32 NodeIndex = 0; NodeIndex < ExternalRootPropertyNodes.Num(); ++NodeIndex)
|
|
{
|
|
TSharedPtr<FPropertyNode> PropertyNode = ExternalRootPropertyNodes[NodeIndex];
|
|
{
|
|
EPropertyDataValidationResult Result = PropertyNode->EnsureDataIsValid();
|
|
if (Result == EPropertyDataValidationResult::PropertiesChanged || Result == EPropertyDataValidationResult::EditInlineNewValueChanged)
|
|
{
|
|
// Note this will invalidate all the external root nodes so there is no need to continue
|
|
ExternalRootPropertyNodes.Empty();
|
|
|
|
UpdatePropertyMaps();
|
|
bUpdateFilteredDetails = true;
|
|
|
|
break;
|
|
}
|
|
else if (Result == EPropertyDataValidationResult::ArraySizeChanged || Result == EPropertyDataValidationResult::ChildrenRebuilt)
|
|
{
|
|
bUpdateFilteredDetails = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (bUpdateFilteredDetails)
|
|
{
|
|
UpdateFilteredDetails();
|
|
|
|
RestoreAllExpandedItems();
|
|
}
|
|
|
|
for(FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
if(LayoutData.DetailLayout.IsValid())
|
|
{
|
|
LayoutData.DetailLayout->Tick(InDeltaTime);
|
|
}
|
|
}
|
|
|
|
if (!ColorPropertyNode.IsValid() && bHasOpenColorPicker)
|
|
{
|
|
// Destroy the color picker window if the color property node has become invalid
|
|
DestroyColorPicker();
|
|
bHasOpenColorPicker = false;
|
|
}
|
|
|
|
if (FilteredNodesRequestingExpansionState.Num() > 0)
|
|
{
|
|
// change expansion state on the nodes that request it
|
|
for (TMap<TWeakPtr<FDetailTreeNode>, bool>::TConstIterator It(FilteredNodesRequestingExpansionState); It; ++It)
|
|
{
|
|
TSharedPtr<FDetailTreeNode> DetailTreeNode = It.Key().Pin();
|
|
if (DetailTreeNode.IsValid())
|
|
{
|
|
DetailTree->SetItemExpansion(DetailTreeNode.ToSharedRef(), It.Value());
|
|
}
|
|
}
|
|
|
|
FilteredNodesRequestingExpansionState.Empty();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Recursively gets expanded items for a node
|
|
*
|
|
* @param InPropertyNode The node to get expanded items from
|
|
* @param OutExpandedItems List of expanded items that were found
|
|
*/
|
|
static void GetExpandedItems(TSharedPtr<FPropertyNode> InPropertyNode, TSet<FString>& OutExpandedItems)
|
|
{
|
|
if (InPropertyNode->HasNodeFlags(EPropertyNodeFlags::Expanded))
|
|
{
|
|
const bool bWithArrayIndex = true;
|
|
FString Path;
|
|
Path.Empty(128);
|
|
InPropertyNode->GetQualifiedName(Path, bWithArrayIndex);
|
|
|
|
OutExpandedItems.Add(Path);
|
|
}
|
|
|
|
for (int32 ChildIndex = 0; ChildIndex < InPropertyNode->GetNumChildNodes(); ++ChildIndex)
|
|
{
|
|
GetExpandedItems(InPropertyNode->GetChildNode(ChildIndex), OutExpandedItems);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Recursively sets expanded items for a node
|
|
*
|
|
* @param InNode The node to set expanded items on
|
|
* @param OutExpandedItems List of expanded items to set
|
|
*/
|
|
static void SetExpandedItems(TSharedPtr<FPropertyNode> InPropertyNode, const TSet<FString>& InExpandedItems, bool bCollapseRest)
|
|
{
|
|
const bool bWithArrayIndex = true;
|
|
FString Path;
|
|
Path.Empty(128);
|
|
InPropertyNode->GetQualifiedName(Path, bWithArrayIndex);
|
|
|
|
if (InExpandedItems.Contains(Path))
|
|
{
|
|
InPropertyNode->SetNodeFlags(EPropertyNodeFlags::Expanded, true);
|
|
}
|
|
else if (bCollapseRest)
|
|
{
|
|
InPropertyNode->SetNodeFlags(EPropertyNodeFlags::Expanded, false);
|
|
}
|
|
|
|
for (int32 NodeIndex = 0; NodeIndex < InPropertyNode->GetNumChildNodes(); ++NodeIndex)
|
|
{
|
|
SetExpandedItems(InPropertyNode->GetChildNode(NodeIndex), InExpandedItems, bCollapseRest);
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::SavePreSearchExpandedItems()
|
|
{
|
|
PreSearchExpandedItems.Reset();
|
|
|
|
FRootPropertyNodeList& RootPropertyNodes = GetRootNodes();
|
|
|
|
for (TSharedPtr<FComplexPropertyNode>& RootPropertyNode : RootPropertyNodes)
|
|
{
|
|
GetExpandedItems(RootPropertyNode.ToSharedRef(), PreSearchExpandedItems);
|
|
}
|
|
|
|
for (FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = LayoutData.DetailLayout->GetExternalRootPropertyNodes();
|
|
for (TSharedPtr<FComplexPropertyNode>& ExternalRootPropertyNode : ExternalRootPropertyNodes)
|
|
{
|
|
GetExpandedItems(ExternalRootPropertyNode.ToSharedRef(), PreSearchExpandedItems);
|
|
}
|
|
}
|
|
|
|
PreSearchExpandedCategories.Reset();
|
|
|
|
for (const TSharedRef<FDetailTreeNode>& RootNode : RootTreeNodes)
|
|
{
|
|
if (RootNode->GetNodeType() == EDetailNodeType::Category)
|
|
{
|
|
FDetailCategoryImpl& Category = (FDetailCategoryImpl&) RootNode.Get();
|
|
if (Category.ShouldBeExpanded())
|
|
{
|
|
PreSearchExpandedCategories.Add(Category.GetCategoryPathName());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::RestorePreSearchExpandedItems()
|
|
{
|
|
FRootPropertyNodeList& RootPropertyNodes = GetRootNodes();
|
|
|
|
for (TSharedPtr<FComplexPropertyNode>& RootPropertyNode : RootPropertyNodes)
|
|
{
|
|
SetExpandedItems(RootPropertyNode, PreSearchExpandedItems, true);
|
|
}
|
|
|
|
for (FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = LayoutData.DetailLayout->GetExternalRootPropertyNodes();
|
|
for (TSharedPtr<FComplexPropertyNode>& ExternalRootPropertyNode : ExternalRootPropertyNodes)
|
|
{
|
|
SetExpandedItems(ExternalRootPropertyNode, PreSearchExpandedItems, true);
|
|
}
|
|
}
|
|
|
|
PreSearchExpandedItems.Reset();
|
|
|
|
for (const TSharedRef<FDetailTreeNode>& RootNode : RootTreeNodes)
|
|
{
|
|
if (RootNode->GetNodeType() == EDetailNodeType::Category)
|
|
{
|
|
FDetailCategoryImpl& Category = (FDetailCategoryImpl&) RootNode.Get();
|
|
|
|
bool bShouldBeExpanded = PreSearchExpandedCategories.Contains(Category.GetCategoryPathName());
|
|
RequestItemExpanded(RootNode, bShouldBeExpanded);
|
|
}
|
|
}
|
|
|
|
PreSearchExpandedCategories.Reset();
|
|
}
|
|
|
|
void SDetailsViewBase::SaveExpandedItems(TSharedRef<FPropertyNode> StartNode)
|
|
{
|
|
UStruct* BestBaseStruct = StartNode->FindComplexParent()->GetBaseStructure();
|
|
|
|
TSet<FString> ExpandedPropertyItemSet;
|
|
GetExpandedItems(StartNode, ExpandedPropertyItemSet);
|
|
|
|
TArray<FString> ExpandedPropertyItems = ExpandedPropertyItemSet.Array();
|
|
|
|
// Handle spaces in expanded node names by wrapping them in quotes
|
|
for (FString& String : ExpandedPropertyItems)
|
|
{
|
|
String.InsertAt(0, '"');
|
|
String.AppendChar('"');
|
|
}
|
|
|
|
TArray<FString> ExpandedCustomItems = ExpandedDetailNodes.Array();
|
|
|
|
// Expanded custom items may have spaces but SetSingleLineArray doesn't support spaces (treats it as another element in the array)
|
|
// Append a '|' after each element instead
|
|
FString ExpandedCustomItemsString;
|
|
for (const FString& DetailNode : ExpandedDetailNodes)
|
|
{
|
|
ExpandedCustomItemsString += DetailNode;
|
|
ExpandedCustomItemsString += TEXT(",");
|
|
}
|
|
|
|
//while a valid class, and we're either the same as the base class (for multiple actors being selected and base class is AActor) OR we're not down to AActor yet)
|
|
for (UStruct* Struct = BestBaseStruct; Struct && ((BestBaseStruct == Struct) || (Struct != AActor::StaticClass())); Struct = Struct->GetSuperStruct())
|
|
{
|
|
if (StartNode->GetNumChildNodes() > 0)
|
|
{
|
|
bool bShouldSave = ExpandedPropertyItems.Num() > 0;
|
|
if (!bShouldSave)
|
|
{
|
|
TArray<FString> DummyExpandedPropertyItems;
|
|
GConfig->GetSingleLineArray(TEXT("DetailPropertyExpansion"), *Struct->GetName(), DummyExpandedPropertyItems, GEditorPerProjectIni);
|
|
bShouldSave = DummyExpandedPropertyItems.Num() > 0;
|
|
}
|
|
|
|
if (bShouldSave)
|
|
{
|
|
GConfig->SetSingleLineArray(TEXT("DetailPropertyExpansion"), *Struct->GetName(), ExpandedPropertyItems, GEditorPerProjectIni);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (DetailLayouts.Num() > 0 && BestBaseStruct)
|
|
{
|
|
bool bShouldSave = !ExpandedCustomItemsString.IsEmpty();
|
|
if (!bShouldSave)
|
|
{
|
|
FString DummyExpandedCustomItemsString;
|
|
GConfig->GetString(TEXT("DetailCustomWidgetExpansion"), *BestBaseStruct->GetName(), DummyExpandedCustomItemsString, GEditorPerProjectIni);
|
|
bShouldSave = !DummyExpandedCustomItemsString.IsEmpty();
|
|
}
|
|
if (bShouldSave)
|
|
{
|
|
GConfig->SetString(TEXT("DetailCustomWidgetExpansion"), *BestBaseStruct->GetName(), *ExpandedCustomItemsString, GEditorPerProjectIni);
|
|
}
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::RestoreAllExpandedItems()
|
|
{
|
|
for (TSharedPtr<FComplexPropertyNode>& RootPropertyNode : GetRootNodes())
|
|
{
|
|
check(RootPropertyNode.IsValid());
|
|
RestoreExpandedItems(RootPropertyNode.ToSharedRef());
|
|
}
|
|
|
|
for (FDetailLayoutData& LayoutData : DetailLayouts)
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = LayoutData.DetailLayout->GetExternalRootPropertyNodes();
|
|
for (TSharedPtr<FComplexPropertyNode>& ExternalRootPropertyNode : ExternalRootPropertyNodes)
|
|
{
|
|
check(ExternalRootPropertyNode.IsValid());
|
|
RestoreExpandedItems(ExternalRootPropertyNode.ToSharedRef());
|
|
}
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::RestoreExpandedItems(TSharedRef<FPropertyNode> StartNode)
|
|
{
|
|
FString ExpandedCustomItems;
|
|
|
|
UStruct* BestBaseStruct = StartNode->FindComplexParent()->GetBaseStructure();
|
|
|
|
//while a valid class, and we're either the same as the base class (for multiple actors being selected and base class is AActor) OR we're not down to AActor yet)
|
|
TArray<FString> DetailPropertyExpansionStrings;
|
|
for (UStruct* Struct = BestBaseStruct; Struct && ((BestBaseStruct == Struct) || (Struct != AActor::StaticClass())); Struct = Struct->GetSuperStruct())
|
|
{
|
|
GConfig->GetSingleLineArray(TEXT("DetailPropertyExpansion"), *Struct->GetName(), DetailPropertyExpansionStrings, GEditorPerProjectIni);
|
|
}
|
|
|
|
TSet<FString> ExpandedPropertyItems;
|
|
ExpandedPropertyItems.Append(DetailPropertyExpansionStrings);
|
|
SetExpandedItems(StartNode, ExpandedPropertyItems, false);
|
|
|
|
if (BestBaseStruct)
|
|
{
|
|
GConfig->GetString(TEXT("DetailCustomWidgetExpansion"), *BestBaseStruct->GetName(), ExpandedCustomItems, GEditorPerProjectIni);
|
|
TArray<FString> ExpandedCustomItemsArray;
|
|
ExpandedCustomItems.ParseIntoArray(ExpandedCustomItemsArray, TEXT(","), true);
|
|
|
|
ExpandedDetailNodes.Append(ExpandedCustomItemsArray);
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::MarkNodeAnimating(TSharedPtr<FPropertyNode> InNode, float InAnimationDuration)
|
|
{
|
|
if (InNode.IsValid() && InAnimationDuration > 0.0f)
|
|
{
|
|
CurrentlyAnimatingNodePath = FPropertyNode::CreatePropertyPath(InNode.ToSharedRef());
|
|
GEditor->GetTimerManager()->ClearTimer(AnimateNodeTimer);
|
|
GEditor->GetTimerManager()->SetTimer(AnimateNodeTimer, FTimerDelegate::CreateSP(this, &SDetailsViewBase::HandleNodeAnimationComplete), InAnimationDuration, false);
|
|
}
|
|
}
|
|
|
|
bool SDetailsViewBase::IsNodeAnimating(TSharedPtr<FPropertyNode> InNode)
|
|
{
|
|
if (CurrentlyAnimatingNodePath.IsValid() && InNode.IsValid())
|
|
{
|
|
TSharedRef<FPropertyPath> InNodePath = FPropertyNode::CreatePropertyPath(InNode.ToSharedRef());
|
|
return FPropertyPath::AreEqual(CurrentlyAnimatingNodePath.ToSharedRef(), InNodePath);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void SDetailsViewBase::HandleNodeAnimationComplete()
|
|
{
|
|
CurrentlyAnimatingNodePath = nullptr;
|
|
}
|
|
|
|
void SDetailsViewBase::UpdateFilteredDetails()
|
|
{
|
|
RootTreeNodes.Reset();
|
|
|
|
FDetailNodeList InitialRootNodeList;
|
|
|
|
NumVisibleTopLevelObjectNodes = 0;
|
|
|
|
FRootPropertyNodeList& RootPropertyNodes = GetRootNodes();
|
|
for(int32 RootNodeIndex = 0; RootNodeIndex < RootPropertyNodes.Num(); ++RootNodeIndex)
|
|
{
|
|
const TSharedPtr<FComplexPropertyNode>& RootPropertyNode = RootPropertyNodes[RootNodeIndex];
|
|
if(RootPropertyNode.IsValid())
|
|
{
|
|
RootPropertyNode->FilterNodes(CurrentFilter.FilterStrings);
|
|
RootPropertyNode->ProcessSeenFlags(true);
|
|
|
|
RestoreExpandedItems(RootPropertyNode.ToSharedRef());
|
|
|
|
const TSharedPtr<FDetailLayoutBuilderImpl>& DetailLayout = DetailLayouts[RootNodeIndex].DetailLayout;
|
|
if(DetailLayout.IsValid())
|
|
{
|
|
FRootPropertyNodeList& ExternalRootPropertyNodes = DetailLayout->GetExternalRootPropertyNodes();
|
|
for (const TSharedPtr<FComplexPropertyNode>& ExternalRootNode : ExternalRootPropertyNodes)
|
|
{
|
|
if (ExternalRootNode.IsValid())
|
|
{
|
|
ExternalRootNode->FilterNodes(CurrentFilter.FilterStrings);
|
|
ExternalRootNode->ProcessSeenFlags(true);
|
|
|
|
RestoreExpandedItems(ExternalRootNode.ToSharedRef());
|
|
}
|
|
}
|
|
|
|
DetailLayout->FilterDetailLayout(CurrentFilter);
|
|
|
|
FDetailNodeList& LayoutRoots = DetailLayout->GetFilteredRootTreeNodes();
|
|
if (LayoutRoots.Num() > 0)
|
|
{
|
|
// A top level object nodes has a non-filtered away root so add one to the total number we have
|
|
++NumVisibleTopLevelObjectNodes;
|
|
|
|
InitialRootNodeList.Append(LayoutRoots);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// for multiple top level object we need to do a secondary pass on top level object nodes after we have determined if there is any nodes visible at all. If there are then we ask the details panel if it wants to show childen
|
|
for(TSharedRef<class FDetailTreeNode> RootNode : InitialRootNodeList)
|
|
{
|
|
if(RootNode->ShouldShowOnlyChildren())
|
|
{
|
|
RootNode->GetChildren(RootTreeNodes);
|
|
}
|
|
else
|
|
{
|
|
RootTreeNodes.Add(RootNode);
|
|
}
|
|
}
|
|
|
|
RefreshTree();
|
|
}
|
|
|
|
void SDetailsViewBase::RegisterInstancedCustomPropertyLayout(UStruct* Class, FOnGetDetailCustomizationInstance DetailLayoutDelegate)
|
|
{
|
|
check( Class );
|
|
|
|
FDetailLayoutCallback Callback;
|
|
Callback.DetailLayoutDelegate = DetailLayoutDelegate;
|
|
// @todo: DetailsView: Fix me: this specifies the order in which detail layouts should be queried
|
|
Callback.Order = InstancedClassToDetailLayoutMap.Num();
|
|
|
|
InstancedClassToDetailLayoutMap.Add( Class, Callback );
|
|
}
|
|
|
|
void SDetailsViewBase::RegisterInstancedCustomPropertyTypeLayout(FName PropertyTypeName, FOnGetPropertyTypeCustomizationInstance PropertyTypeLayoutDelegate, TSharedPtr<IPropertyTypeIdentifier> Identifier /*= nullptr*/)
|
|
{
|
|
FPropertyTypeLayoutCallback Callback;
|
|
Callback.PropertyTypeLayoutDelegate = PropertyTypeLayoutDelegate;
|
|
Callback.PropertyTypeIdentifier = Identifier;
|
|
|
|
FPropertyTypeLayoutCallbackList* LayoutCallbacks = InstancedTypeToLayoutMap.Find(PropertyTypeName);
|
|
if (LayoutCallbacks)
|
|
{
|
|
LayoutCallbacks->Add(Callback);
|
|
}
|
|
else
|
|
{
|
|
FPropertyTypeLayoutCallbackList NewLayoutCallbacks;
|
|
NewLayoutCallbacks.Add(Callback);
|
|
InstancedTypeToLayoutMap.Add(PropertyTypeName, NewLayoutCallbacks);
|
|
}
|
|
}
|
|
|
|
void SDetailsViewBase::UnregisterInstancedCustomPropertyLayout(UStruct* Class)
|
|
{
|
|
check( Class );
|
|
|
|
InstancedClassToDetailLayoutMap.Remove( Class );
|
|
}
|
|
|
|
void SDetailsViewBase::UnregisterInstancedCustomPropertyTypeLayout(FName PropertyTypeName, TSharedPtr<IPropertyTypeIdentifier> Identifier /*= nullptr*/)
|
|
{
|
|
FPropertyTypeLayoutCallbackList* LayoutCallbacks = InstancedTypeToLayoutMap.Find(PropertyTypeName);
|
|
|
|
if (LayoutCallbacks)
|
|
{
|
|
LayoutCallbacks->Remove(Identifier);
|
|
}
|
|
}
|