Dcat-Admin/resources/views/tree/container.blade.php

<div class="card-header pb-1">

    <div>
        <div class="btn-group" style="margin-right:3px">
            <button class="btn btn-primary btn-sm {{ $id }}-tree-tools" data-action="expand">
                <i class="feather icon-plus-square"></i>&nbsp;<span class="d-none d-sm-inline">{{ trans('admin.expand') }}</span>
            </button>
            <button class="btn btn-primary btn-sm {{ $id }}-tree-tools" data-action="collapse">
                <i class="feather icon-minus-square"></i><span class="d-none d-sm-inline">&nbsp;{{ trans('admin.collapse') }}</span>
            </button>
        </div>

        @if($useSave)
            &nbsp;<div class="btn-group" style="margin-right:3px">
                <button class="btn btn-primary btn-sm {{ $id }}-save" ><i class="feather icon-save"></i><span class="d-none d-sm-inline">&nbsp;{{ trans('admin.save') }}</span></button>
            </div>
        @endif

        @if($useRefresh)
            &nbsp;<div class="btn-group" style="margin-right:3px">
                <button class="btn btn-primary btn-sm" data-action="refresh" ><i class="feather icon-refresh-cw"></i><span class="d-none d-sm-inline">&nbsp;{{ trans('admin.refresh') }}</span></button>
            </div>
        @endif

        @if($tools)
            &nbsp;<div class="btn-group" style="margin-right:3px">
                {!! $tools !!}
            </div>
        @endif
    </div>

    <div>
        {!! $createButton !!}
    </div>

</div>

<div class="card-body table-responsive">
    <div class="dd" id="{{ $id }}">
        <ol class="dd-list">
            @if($items)
                @foreach($items as $branch)
                    @include($branchView)
                @endforeach
            @else
                <span class="help-block" style="margin-bottom:0"><i class="feather icon-alert-circle"></i>&nbsp;{{ trans('admin.no_data') }}</span>
            @endif
        </ol>
    </div>
</div>