Files
UnrealEngine/Engine/Source/Editor/ContentBrowser/Private/NewAssetOrClassContextMenu.cpp
2025-05-18 13:04:45 +08:00

142 lines
4.9 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "NewAssetOrClassContextMenu.h"
#include "ContentBrowserConfig.h"
#include "ContentBrowserDataMenuContexts.h"
#include "ContentBrowserDataSubsystem.h"
#include "ContentBrowserStyle.h"
#include "Framework/Commands/UIAction.h"
#include "IContentBrowserDataModule.h"
#include "Internationalization/Internationalization.h"
#include "Internationalization/Text.h"
#include "Misc/AssertionMacros.h"
#include "Settings/ContentBrowserSettings.h"
#include "Styling/AppStyle.h"
#include "Textures/SlateIcon.h"
#include "ToolMenu.h"
#include "ToolMenuSection.h"
#include "UObject/UObjectGlobals.h"
#define LOCTEXT_NAMESPACE "ContentBrowser"
void FNewAssetOrClassContextMenu::MakeContextMenu(
UToolMenu* Menu,
const TArray<FName>& InSelectedPaths,
const FOnNewFolderRequested& InOnNewFolderRequested,
const FOnGetContentRequested& InOnGetContentRequested
)
{
UContentBrowserDataSubsystem* ContentBrowserData = IContentBrowserDataModule::Get().GetSubsystem();
const FName FirstSelectedPath = (InSelectedPaths.Num() > 0) ? InSelectedPaths[0] : FName();
const bool bIsValidNewFolderPath = ContentBrowserData->CanCreateFolder(FirstSelectedPath, nullptr);
const bool bHasSinglePathSelected = InSelectedPaths.Num() == 1;
auto CanExecuteFolderActions = [bHasSinglePathSelected, bIsValidNewFolderPath]() -> bool
{
// We can execute folder actions when we only have a single path selected, and that path is a valid path for creating a folder
return bHasSinglePathSelected && bIsValidNewFolderPath;
};
const FCanExecuteAction CanExecuteFolderActionsDelegate = FCanExecuteAction::CreateLambda(CanExecuteFolderActions);
// Get Content
const FText GetContentSectionLabel =
UE::Editor::ContentBrowser::IsNewStyleEnabled()
? LOCTEXT("GetContentMenuHeading_NewStyle", "Get")
: LOCTEXT("GetContentMenuHeading", "Get Content");
FToolMenuSection& GetContentSection = Menu->AddSection("ContentBrowserGetContent", GetContentSectionLabel);
UContentBrowserDataMenuContext_AddNewMenu* AddNewMenuContext = Menu->FindContext<UContentBrowserDataMenuContext_AddNewMenu>();
if ( InOnGetContentRequested.IsBound() )
{
if (AddNewMenuContext && AddNewMenuContext->bCanBeModified && AddNewMenuContext->bContainsValidPackagePath)
{
GetContentSection.AddMenuEntry(
"GetContent",
LOCTEXT( "GetContentText", "Add Feature or Content Pack..." ),
LOCTEXT( "GetContentTooltip", "Add features and content packs to the project." ),
FSlateIcon(UE::ContentBrowser::Private::FContentBrowserStyle::Get().GetStyleSetName(), "ContentBrowser.AddContent" ),
FUIAction( FExecuteAction::CreateStatic( &FNewAssetOrClassContextMenu::ExecuteGetContent, InOnGetContentRequested ) )
);
}
}
// If a single folder is selected and it is not valid for creating a new folder (The All Folder), don't create a context menu
if (bHasSinglePathSelected && !bIsValidNewFolderPath)
{
return;
}
bool bDisplayFolders = GetDefault<UContentBrowserSettings>()->DisplayFolders;
// check to see if we have an instance config that overrides the default in UContentBrowserSettings
if (AddNewMenuContext && AddNewMenuContext->OwningInstanceConfig)
{
bDisplayFolders = AddNewMenuContext->OwningInstanceConfig->bShowFolders;
}
// New Folder
if(InOnNewFolderRequested.IsBound() && bDisplayFolders)
{
{
FToolMenuSection* Section = nullptr;
if (UE::Editor::ContentBrowser::IsNewStyleEnabled())
{
Section = &Menu->FindOrAddSection("ContentBrowserNewAsset");
}
else
{
Section = &Menu->AddSection("ContentBrowserNewFolder", LOCTEXT("FolderMenuHeading", "Folder") );
}
check(Section);
FText NewFolderToolTip;
if(bHasSinglePathSelected)
{
if(bIsValidNewFolderPath)
{
NewFolderToolTip = FText::Format(LOCTEXT("NewFolderTooltip_CreateIn", "Create a new folder in {0}."), FText::FromName(FirstSelectedPath));
}
else
{
NewFolderToolTip = FText::Format(LOCTEXT("NewFolderTooltip_InvalidPath", "Cannot create new folders in {0}."), FText::FromName(FirstSelectedPath));
}
}
else
{
NewFolderToolTip = LOCTEXT("NewFolderTooltip_InvalidNumberOfPaths", "Can only create folders when there is a single path selected.");
}
Section->AddMenuEntry(
"NewFolder",
LOCTEXT("NewFolderLabel", "New Folder"),
NewFolderToolTip,
FSlateIcon(FAppStyle::GetAppStyleSetName(), "ContentBrowser.NewFolderIcon"),
FUIAction(
FExecuteAction::CreateStatic(&FNewAssetOrClassContextMenu::ExecuteNewFolder, FirstSelectedPath, InOnNewFolderRequested),
CanExecuteFolderActionsDelegate
)
);
}
}
}
void FNewAssetOrClassContextMenu::ExecuteNewFolder(FName InPath, FOnNewFolderRequested InOnNewFolderRequested)
{
if (ensure(!InPath.IsNone()))
{
InOnNewFolderRequested.ExecuteIfBound(InPath.ToString());
}
}
void FNewAssetOrClassContextMenu::ExecuteGetContent( FOnGetContentRequested InOnGetContentRequested )
{
InOnGetContentRequested.ExecuteIfBound();
}
#undef LOCTEXT_NAMESPACE