Name 

Description 

 

EShellBrowserError = class(EOSError); 

An exception type used for exceptions that occur when using the TShellBrowser class. 

 

IItemIdListCollectionHelper = record; 

Helper record for IItemIdListCollections.  

 

TControlHelper = class helper for TControl; 

Class helper for TControl that adds scaling functionality based on the TControl.  

 

THResultHelper = class helper for HResult; 

Helper class to deal with Windows HResult type. 

 

TItemIdListCollection = class(TInterfacedObject, IItemIdListCollection, IShellItemArray, IContextMenu); 

Class which is allows to deal with multiple paths and ItemIdLists for that a common operation should be performed.
 

 

TJamDropEffectHelper = class helper for TJamDropEffect; 

Helper to convert TJamDropEffects to flags.  

 

TJamDropEffectsHelper = class helper for TJamDropEffects; 

Helper to convert TJamDropEffects to flags.  

 

TJamImageListSizeHelper = class helper for TJamImageListSize; 

Record helper for the TJamImageListSize enumeration.  

 

TJamSystemImageList = class(TCustomImageList); 

The TJamSystemImageList component provides the icons of the Windows shell in from of a Delphi ImageList descendant.  

 

TShellBrowser = class(TComponent); 

The ShellBrowser component is a non-visual component and allows you to browse to the shell name space of Windows, to query information about shell objects and to perform context menu operations. It is currently only available in the VCL version and is the base for all visual controls.  

 

TShellColumns = class; 

Specifies the FMTID/PID identifier of a column that can be displayed by the Details view -  

 

TShellControlHelper = class; 

A class used to collect static helper functions.  

 

TShowOptionsHelper = class helper for TJamShellShowOptions; 

A utility class containing methods for the TJamShellShowOptions set.  

Name 

Description 

JAM_COMPONENT_VERSION = ' V12.2.0.930' + ' Demo Version'; 

The version number of the ShellBrowser controls. 

 

Name 

Description 

 

function CompareFilenames(const Filename1: String; const Filename2: String): Integer; 

Compares two file names. 

 

function ExcludeTrailingDelimiter(const pPath: string): string; 

Removes a trailing delimiter (slash or backslash) from the string.  

 

function FileOrFolderExists(const path: string): Boolean; 

Returns True if the given path exists; False otherwise. 

 

function FormatByteSize(Value: Int64; KbOnly: Boolean = False): string; 

Formats the given value into a String that contains the size with the size unit.  

 

function GetFilenamesFromDataObject(const lpdobj: IDataObject): TFilenames; 

Tries to extract file names from an IDataObject.  

 

function GetFileSize(const FilePath: string): Int64; 

Returns the file size in Bytes as Int64 for the given path; -1 if the size could not be determined. 

 

function GetFileSize64(const FindData: TWin32FindDataW): int64; 

Returns the file size as Int64 for the given TWin32FindData record. 

 

function GetFirstIDListFromDataObject(lpdobj: IDataObject): IItemIdList; 

Gets the first IItemIdList of the given IDataObject. 

 

function GetFriendlyName(const fullpath: string): string; 

Reformats a path especially regarding lower case and upper case letters to how it would appear in windows Explorer.  

 

function GetIDListsFromDataObject(pDataObject: IDataObject): TItemIdLists; 

Retruns a list of object names for a given IDataObject. 

 

function GetPathFromSpecialFolder(folder: TJamShellFolder): string; 

Use this function to get the path of a special folder (TJamShellFolder).  

 

function GetUserProfilePath: string; 

Use this function to get the path of the personal documents.  

 

function HasFileExtension(const Path: string; Extension: string): Boolean; 

Checks whether the given fullpath or filename has the given extension.  

 

function IsAbsolutePath(const pPath: string): Boolean; 

Returns True if the given path is an absolute path. 

 

function IsDrive(const pPath: String): Boolean; 

Returns true if the path is a drive.  

 

function IsDriveReady(const pPath: String; pInteractive: Boolean = True): Boolean; overload; 

Returns True if a drive is available and ready, False if it does not exists or is not ready for use. 

 

function IsInSearchFolder(const pItemIdList: IItemIdList; const pTrueIfSearchFolder: Boolean = true): Boolean; 

Returns True if the given ItemIdList is an immediate child of the search folder or the search folder itself. 

 

function IsNetworkPath(const pPath: string): Boolean; 

Returns True if the given path is a network path; False otherwise. 

 

function IsProtocolPath(const pPath: string): Boolean; 

Returns True if the given path has a protocol prefix. 

 

function IsSearchFolderPath(const pPath: string): Boolean; 

Returns True if the given path is a search folder path. 

 

function IsVistaOrLater: Boolean; deprecated; 

true if the current operating system is Windows Vista or later 

 

function IsWindows7OrLater: Boolean; deprecated; 

true if the current operating system is Windows 7 or later 

 

function IsWOW64: Boolean; 

Returns true if the current process is running as WOW64 process on a 64Bit system, False in all other cases 

 

function JAMExpandEnvironmentStrings(const pPath: string): string; 

Replaces environment variables delimited by "%" characters in a string with the variable's value.  

 

function JamGetDiskFreeSpace(const pPath: string; out pTotalBytes: Int64; out pFreeBytes: Int64): Boolean; 

Queries the free and total disk space for the given path. 

 

function JamGetWindowsPath: string; 

Use this function to get the path of the Windows folder.  

 

function SamePath(const Path1: string; const Path2: string): Boolean; 

Returns True if the given paths are identical; False otherwise. 

 

procedure SendDropFiles(pWindow: HWnd; pFiles: TStrings); 

Sends the passed files to the given window handle. This can be used to open a file in an already running program. 

 

Name 

Description 

 

IShellCommandInvokable = interface; 

Interface that can be implemented by components and controls that allow to invoke shell commands.  

 

Name 

Description 

 

TEnumResult = (
sbnNoMoreItems,
sbnOK,
sbnAsync
); 

Possible values for drag operations. 

 

TJamDropEffect = (
deDefault,
deCopy,
deMove,
deLink,
deNone
); 

The possible drop effects for OLE drag&drop operations.  

 

TJamFileNameFormat = (
Auto,
IncludeExtensions,
ExcludeExtensions
); 

Variants concerning the presentation of file names.  

 

TJamImageListSize = (
si_Large = SHIL_LARGE,
si_Small = 1,
si_ExtraLarge = 2,
si_SysSmall = 3,
si_Jumbo = 4,
si_FreeScaled = 5
); 

An enum type for the different sizes of the system image list. 

 

TJamShellAutoCompleteOption = (
acoFileSystem,
acoFolderOnly,
acoURL,
acoVirtualNameSpace
); 

Possible auto-complete options.  

Name 

Description 

TCancelEvent = procedure (Sender: TObject; var Cancel: Boolean) of object; 

A default event that can be passed a Cancel value to stop an operation.  

TJamDropEffects = set of TJamDropEffect; 

Allowed drop effects for OLE drag&drop operations.  

TJamShellAutoCompleteOptions = set of TJamShellAutoCompleteOption; 

A set of auto-complete options.  

TJamShellOperation = Jam.Shell.Types.TJamShellOperation; 

Operations that may occur 

TJamShellOperations = Jam.Shell.Types.TJamShellOperations; 

A set of operations of the TJamShellOperation enumeration. operation or because the user has pasted them. 

TJamShellShowOptions = set of ( soShowNethood, soShowRecycleBin, soShowErrorMessages, soShowHidden, soShowFiles, soShowContextMenuOnTop, soColorCompressed, soColorEncrypted, soFileSystemOnly, soNoFillOnStartup, soShowShellNames); 

Some options that are used to define if certain elements are visible or not  

TOnBeforeShellCommand = Jam.Shell.Controls.Types.TOnBeforeShellCommand; 

The event that is fired before a shell command is executed. 

TOnBeforeShellDragEvent = procedure (sender: TObject; var DraggedFiles: IDataObject) of object; 

User BeginDrag event, which is used in TJamShellTree and TJamShellList.  

TOnBeforeShellDropEvent = procedure (sender: TObject; DropTarget: TObject; DroppedFiles: TFilenames; var ExecuteDrop: Boolean; KeyState: Longint) of object; 

user Drop-Event, which is used in TJamShellTree, TJamShellList and TJamFileList  

TOnContextMenuSelectEvent = procedure (const Command: String; var Execute: Boolean) of object; 

The event that is fired when a context entry was selected. 

TOnOperation = procedure (Sender: TObject; Operation: TJamShellOperations; Files: TFilenames; Destination: string) of object; 

The event that is fired after an operation was performed.  

TOnShellDragOverEvent = procedure (sender: TObject; DropTarget: TObject; DroppedFiles: TFilenames; KeyState: Longint; X, Y: LongInt; var CopyMode: TJamDropEffect) of object; 

user Drag-Over event, which is used in TJamShellTree and TJamShellList  

TOnThumbnailUnavailable = procedure (const Path: string; Width, Height: Integer; out Bitmap: TBitmap) of object; 

The event that is fired when no Thumbnail could be found. 

Name 

Description 

IsWindows10OrLater: Boolean; 

true if the current operating system is Windows 10.0 or later. 

IsWindows11OrLater: Boolean; 

true if the current operating system is Windows 11 or later. 

IsWindows8OrLater: Boolean; 

true if the current operating system is Windows 8.0 or later 

TurnOffWOW64FileSystemRedirection: Boolean = False; 

If set to true, then the WOW64 file system redirection will be turned off for some operations related to file/directory paths