MyFileFormat.format.ps1xml

<?xml version="1.0" encoding="utf-8" ?>
<Configuration>
    <SelectionSets>
        <SelectionSet>
            <Name>FileSystemTypes</Name>
            <Types>
                <TypeName>System.IO.DirectoryInfo</TypeName>
                <TypeName>System.IO.FileInfo</TypeName>
            </Types>
        </SelectionSet>
    </SelectionSets>

    <!-- ################ GLOBAL CONTROL DEFINITIONS ################ -->
    <Controls>
        <Control>
            <Name>FileSystemTypes-GroupingFormat</Name>
                    <CustomControl>
                        <CustomEntries>
                            <CustomEntry>
                                <CustomItem>
                                    <Frame>
                                        <LeftIndent>4</LeftIndent>
                                        <CustomItem>
                                            <Text AssemblyName="System.Management.Automation" BaseName="FileSystemProviderStrings" ResourceId="DirectoryDisplayGrouping"/>
                                            <ExpressionBinding>
                                              <ScriptBlock>
                                                  $_.PSParentPath.Replace("Microsoft.PowerShell.Core\FileSystem::", "")
                                              </ScriptBlock>
                                            </ExpressionBinding>
                                            <NewLine/>
                                        </CustomItem>
                                    </Frame>
                                </CustomItem>
                            </CustomEntry>
                        </CustomEntries>
            </CustomControl>
        </Control>
    </Controls>

    <!-- ################ VIEW DEFINITIONS ################ -->

    <ViewDefinitions>
       <View>
            <Name>children</Name>
            <ViewSelectedBy>
                <SelectionSetName>FileSystemTypes</SelectionSetName>
            </ViewSelectedBy>
            <GroupBy>
                <PropertyName>PSParentPath</PropertyName>
                <CustomControlName>FileSystemTypes-GroupingFormat</CustomControlName>
            </GroupBy>
            <TableControl>
                <TableHeaders>
                   <TableColumnHeader>
                      <Label>Mode</Label>
                      <Width>7</Width>
                      <Alignment>left</Alignment>
                   </TableColumnHeader>
                    <TableColumnHeader>
                        <Label>LastWriteTime</Label>
                        <Width>25</Width>
                        <Alignment>right</Alignment>
                    </TableColumnHeader>
                    <TableColumnHeader>
                        <Label>FileSize</Label>
                        <Width>14</Width>
                        <Alignment>right</Alignment>
                    </TableColumnHeader>
                    <TableColumnHeader/>
                </TableHeaders>
                <TableRowEntries>
                    <TableRowEntry>
                        <Wrap/>
                        <TableColumnItems>
                            <TableColumnItem>
                                <PropertyName>Mode</PropertyName>
                            </TableColumnItem>
                            <TableColumnItem>
                                <ScriptBlock>
                                    [String]::Format("{0,10}  {1,8}", $_.LastWriteTime.ToString("d"), $_.LastWriteTime.ToString("t"))
                                </ScriptBlock>
                            </TableColumnItem>
                            <TableColumnItem>
                            <PropertyName>FileSize</PropertyName>
                            </TableColumnItem>
                            <TableColumnItem>
                                <PropertyName>Name</PropertyName>
                            </TableColumnItem>
                        </TableColumnItems>
                    </TableRowEntry>
                </TableRowEntries>
            </TableControl>
        </View>
        <View>
            <Name>children</Name>
            <ViewSelectedBy>
                <SelectionSetName>FileSystemTypes</SelectionSetName>
            </ViewSelectedBy>
            <GroupBy>
                <PropertyName>PSParentPath</PropertyName>
                <CustomControlName>FileSystemTypes-GroupingFormat</CustomControlName>
            </GroupBy>
            <ListControl>
                <ListEntries>
                    <ListEntry>
                        <EntrySelectedBy>
                            <TypeName>System.IO.FileInfo</TypeName>
                        </EntrySelectedBy>
                        <ListItems>
                            <ListItem>
                                <PropertyName>Name</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>FileSize</PropertyName>
                            </ListItem>
                           <ListItem>
                                <PropertyName>CreationTime</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>LastWriteTime</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>LastAccessTime</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>Mode</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>LinkType</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>Target</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>VersionInfo</PropertyName>
                            </ListItem>
                        </ListItems>
                    </ListEntry>
                    <ListEntry>
                        <ListItems>
                            <ListItem>
                                <PropertyName>Name</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>CreationTime</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>LastWriteTime</PropertyName>
                            </ListItem>
                            <ListItem>
                                <PropertyName>LastAccessTime</PropertyName>
                            </ListItem>
                          <ListItem>
                            <PropertyName>Mode</PropertyName>
                          </ListItem>
                          <ListItem>
                            <PropertyName>LinkType</PropertyName>
                          </ListItem>
                          <ListItem>
                            <PropertyName>Target</PropertyName>
                          </ListItem>
                        </ListItems>
                    </ListEntry>
                </ListEntries>
            </ListControl>
        </View>
        <View>
            <Name>children</Name>
            <ViewSelectedBy>
                <SelectionSetName>FileSystemTypes</SelectionSetName>
            </ViewSelectedBy>
            <GroupBy>
                <PropertyName>PSParentPath</PropertyName>
                <CustomControlName>FileSystemTypes-GroupingFormat</CustomControlName>
            </GroupBy>
            <WideControl>
                <WideEntries>
                    <WideEntry>
                        <WideItem>
                            <PropertyName>Name</PropertyName>
                        </WideItem>
                    </WideEntry>
                    <WideEntry>
                        <EntrySelectedBy>
                            <TypeName>System.IO.DirectoryInfo</TypeName>
                        </EntrySelectedBy>
                        <WideItem>
                            <PropertyName>Name</PropertyName>
                            <FormatString>[{0}]</FormatString>
                        </WideItem>
                    </WideEntry>
                </WideEntries>
            </WideControl>
        </View>
        <View>
            <Name>FileSecurityTable</Name>
            <ViewSelectedBy>
                <TypeName>System.Security.AccessControl.FileSystemSecurity</TypeName>
            </ViewSelectedBy>
            <GroupBy>
                <PropertyName>PSParentPath</PropertyName>
                <CustomControlName>FileSystemTypes-GroupingFormat</CustomControlName>
            </GroupBy>
            <TableControl>
                <TableHeaders>
                   <TableColumnHeader>
                      <Label>Path</Label>
                   </TableColumnHeader>
                   <TableColumnHeader />
                   <TableColumnHeader>
                      <Label>Access</Label>
                   </TableColumnHeader>
                </TableHeaders>
                <TableRowEntries>
                    <TableRowEntry>
                        <TableColumnItems>
                            <TableColumnItem>
                                <ScriptBlock>
                                    split-path $_.Path -leaf
                                </ScriptBlock>
                            </TableColumnItem>
                            <TableColumnItem>
                            <PropertyName>Owner</PropertyName>
                            </TableColumnItem>
                            <TableColumnItem>
                                <ScriptBlock>
                                    $_.AccessToString
                                </ScriptBlock>
                            </TableColumnItem>
                        </TableColumnItems>
                    </TableRowEntry>
                </TableRowEntries>
            </TableControl>
        </View>
       <View>
            <Name>FileSystemStream</Name>
            <ViewSelectedBy>
                <TypeName>Microsoft.PowerShell.Commands.AlternateStreamData</TypeName>
            </ViewSelectedBy>
            <GroupBy>
                <PropertyName>Filename</PropertyName>
            </GroupBy>
            <TableControl>
                <TableHeaders>
                   <TableColumnHeader>
                      <Width>20</Width>
                      <Alignment>left</Alignment>
                   </TableColumnHeader>
                    <TableColumnHeader>
                        <Width>10</Width>
                        <Alignment>right</Alignment>
                    </TableColumnHeader>
                </TableHeaders>
                <TableRowEntries>
                    <TableRowEntry>
                        <TableColumnItems>
                            <TableColumnItem>
                                <PropertyName>Stream</PropertyName>
                            </TableColumnItem>
                            <TableColumnItem>
                                <PropertyName>Length</PropertyName>
                            </TableColumnItem>
                        </TableColumnItems>
                    </TableRowEntry>
                </TableRowEntries>
            </TableControl>
        </View>
    </ViewDefinitions>
</Configuration>