C++ FSourceControlStatePtr::CanAdd方法代码示例

void UPropertyConfigFileDisplayRow::InitWithConfigAndProperty(const FString& InConfigFileName, UProperty* InEditProperty)
{
	ConfigFileName = FPaths::ConvertRelativePathToFull(InConfigFileName);
	ExternalProperty = InEditProperty;


	ISourceControlProvider& SourceControlProvider = ISourceControlModule::Get().GetProvider();
	// We will add source control soon...
	FSourceControlStatePtr SourceControlState = nullptr; // SourceControlProvider.GetState(ConfigFileName, EStateCacheUsage::Use);

	// Only include config files that are currently checked out or packages not under source control
	{
		if (FPaths::FileExists(ConfigFileName))
		{
			if (SourceControlState.IsValid())
			{
				bIsFileWritable = SourceControlState->IsCheckedOut() || SourceControlState->IsAdded();
			}
			else
			{
				bIsFileWritable = !IFileManager::Get().IsReadOnly(*ConfigFileName);
			}
		}
		else
		{
			if (SourceControlState.IsValid())
			{
				bIsFileWritable = (SourceControlState->IsSourceControlled() && SourceControlState->CanAdd());
			}
			else
			{
				bIsFileWritable = false;
			}
		}
	}

}

bool FGatherTextSCC::CheckOutFile(const FString& InFile, FText& OutError)
{
	if ( InFile.IsEmpty() || InFile.StartsWith(TEXT("\\\\")) )
	{
		OutError = NSLOCTEXT("GatherTextCmdlet", "InvalidFileSpecified", "Could not checkout file at invalid path.");
		return false;
	}

	FText SCCError;
	if( !IsReady( SCCError ) )
	{
		OutError = SCCError;
		return false;
	}

	FString AbsoluteFilename = FPaths::ConvertRelativePathToFull( InFile );

	if( CheckedOutFiles.Contains( AbsoluteFilename ) )
	{
		return true;
	}

	bool bSuccessfullyCheckedOut = false;
	TArray<FString> FilesToBeCheckedOut;
	FilesToBeCheckedOut.Add( AbsoluteFilename );

	FFormatNamedArguments Args;
	Args.Add(TEXT("Filepath"), FText::FromString(InFile));

	ISourceControlProvider& SourceControlProvider = ISourceControlModule::Get().GetProvider();
	FSourceControlStatePtr SourceControlState = SourceControlProvider.GetState( AbsoluteFilename, EStateCacheUsage::ForceUpdate );
	if(SourceControlState.IsValid())
	{
		FString Other;
		if( SourceControlState->IsAdded() ||
			SourceControlState->IsCheckedOut())
		{
			// Already checked out or opened for add
			bSuccessfullyCheckedOut = true;
		}
		else if(SourceControlState->CanCheckout())
		{
			bSuccessfullyCheckedOut = (SourceControlProvider.Execute( ISourceControlOperation::Create<FCheckOut>(), FilesToBeCheckedOut ) == ECommandResult::Succeeded);
			if (!bSuccessfullyCheckedOut)
			{
				OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "FailedToCheckOutFile", "Failed to check out file '{Filepath}'."), Args);
			}
		}
		else if(!SourceControlState->IsSourceControlled() && SourceControlState->CanAdd())
		{
			bSuccessfullyCheckedOut = (SourceControlProvider.Execute( ISourceControlOperation::Create<FMarkForAdd>(), FilesToBeCheckedOut ) == ECommandResult::Succeeded);
			if (!bSuccessfullyCheckedOut)
			{
				OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "FailedToAddFileToSourceControl", "Failed to add file '{Filepath}' to source control."), Args);
			}
		}
		else if(!SourceControlState->IsCurrent())
		{
			OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "FileIsNotAtHeadRevision", "File '{Filepath}' is not at head revision."), Args);
		}
		else if(SourceControlState->IsCheckedOutOther(&(Other)))
		{
			Args.Add(TEXT("Username"), FText::FromString(Other));
			OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "FileIsAlreadyCheckedOutByAnotherUser", "File '{Filepath}' is checked out by another ('{Username}')."), Args);
		}
		else
		{
			// Improper or invalid SCC state
			OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "CouldNotGetStateOfFile", "Could not determine source control state of file '{Filepath}'."), Args);
		}
	}
	else
	{
		// Improper or invalid SCC state
		OutError = FText::Format(NSLOCTEXT("GatherTextCmdlet", "CouldNotGetStateOfFile", "Could not determine source control state of file '{Filepath}'."), Args);
	}

	if( bSuccessfullyCheckedOut )
	{
		CheckedOutFiles.AddUnique(AbsoluteFilename);
	}

	return bSuccessfullyCheckedOut;
}