MJFilesAutomation
represents a collection of files
Functions
number GetNumberFiles()
Description: returns the number of files contained in the collection
Return Value: number of files
void Sort()
Description: sorts the list of files using user selected sorting scheme.
MJFileAutomation * GetFile(number nFile)
Description: gets the MJFileAutomation interface (see below) for the given file index
Parameters:
- nFile: the index of the file to retrieve (0 to GetNumberFiles() - 1)
Return Value: MJFileAutomation interface
void Play()
Description: plays the list of files
void PlayOrShow()
Description: decides whether to play or show the list of files. If the list contains only image files then show command will be used, otherwise this function will use play command.
boolean AlbumGroup(boolean bSort, boolean bGroupIfOneAlbum)
Description: groups the list of files by album. If this function is used, the collection of files will contain one file from each album, which can be expanded using the MJFileAutomation::GetAlbumFiles(...) call.
Parameters:
- bSort: sort the list of files after grouping
- bGroupIfOneAlbum: instructs the function whether to group by album if the list contains only one album.
Return Value: if grouping by album is possible, the function will return true, otherwise false.
void AddFile(string strFilename)
Description: Add the file to the collection
Parameters:
- strFilename: the name of the file to add
void AddFileByKey(number nKey)
Description: Add the file to the collection
Parameters:
- nKey: the key of the file to add
boolean RemoveFile(number nIndex)
Description: Remove the file from the collection
Parameters:
- nIndex: the number of the file to remove
Return Value: true only if the file was removed
void RemoveAll()
Description: Remove all files from the collection
string Analyze(string strWhat)
Description: Analyze the files for information, currently size or duration is supported
Parameters:
- strWhat: size or duration
Return Value: the size or duration, or "-1" if it couldn't be computed
void MoveToTop(number nIndex)
Description: moves the specified file to the top position
Parameters:
- nIndex: the number of the file to move
void Shuffle()
Description: shuffles the order of the collection
void Set(number nIndex, string strField, string strValue)
Description: Changes the field of the specified file to a new value
Parameters:
- nIndex: the position of the file in the collection
- strField: the name of the field to change
- strValue: the new value
number AddNewFile()
- Description: Adds a new file to the end of the collection
- Return Value: non-zero only if a new file was added
number AddExistingFile(IDispatch *pdispFiles, long nIndex, nInsertIndex)
Description: Add a file from another MJFilesAutomation object
Parameters:
- pdispFiles: the IDispatch of the other MJFilesAutomation
- nIndex: the position of the file in the other object
- nInsertIndex: the position to insert at
Return Value: The position it was inserted at, or -1 if unable to insert
string Get(number nIndex, string strField)
Description: Get the value of a field for the specified file
Parameters:
- nIndex: the position of the file in the collection
- strField: the name of the field
Return Value: The value of the field
number Save(string strFilename, string strType, number nFlags)
Description: Save the files as a playlist, either m3u or mpl format
Parameters:
- strFilename: The name of the playlist file
- strType: "m3u" or "mpl"
- nFlags: For m3u, if nFlags & 0x1, then use relative paths
Return Value: Nonzero on success, zero on failure
void Filter(string strSearchString)
Description: Remove all files in the collection not meeting the criteria in strSearchString
Parameters:
- strSearchString: a Media Center search
void AddFileOverwriteExistingInfo(string strFilename)
Description: Add the file to the collection, overwriting the old information if it exists.
Parameters:
- strFilename: the name of the file
Properties
number Position() (read / write)
Description: the index of the selected file. When starting playback, the selected file will get played. Other interfaces and functions may also honor the position. Note that the position will be preserved through shuffles, removes, and other MJFiles functions. (-1 means no file is selected)