FileTransferHandler (DHD Multimedia Gallery V1.53.0 Javadoc)

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org.hd.d.pg2k.clApp.uploader
Class FileTransferHandler

java.lang.Object
  javax.swing.TransferHandler
      org.hd.d.pg2k.clApp.uploader.FileTransferHandler

All Implemented Interfaces:: java.io.Serializable

class FileTransferHandler
extends javax.swing.TransferHandler
extends javax.swing.TransferHandler

Class to help DnD (drag-and-drop) files into the JWS uploader. Package-visible for access by the GUI classes.

TODO: Extend this to accept URLs, eg dragged from a browser.

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.TransferHandler
`javax.swing.TransferHandler.DropLocation, javax.swing.TransferHandler.TransferSupport`

Field Summary
`(package private) javax.swing.JCheckBox`	`autoSuffixCheckBox` The "auto" file-guess mode check box; never null.
`private UploaderLogic`	`logic` The business-logic component; never null.
`private static long`	`serialVersionUID`
`(package private) UploadInfoBean`	`uib` The exhibit description bean; never null.
`(package private) javax.swing.table.AbstractTableModel`	`uploadTableModel` The model for the table so we can force a redraw; never null.

Fields inherited from class javax.swing.TransferHandler
`COPY, COPY_OR_MOVE, LINK, MOVE, NONE`

Constructor Summary
`FileTransferHandler(javax.swing.JCheckBox autoSuffixCheckBox, javax.swing.table.AbstractTableModel uploadTableModel, UploaderLogic logic, UploadInfoBean uib)` Create a new instance ready to receive files and drop them into the selected-files database.

Method Summary
`boolean`	`canImport(javax.swing.JComponent c, java.awt.datatransfer.DataFlavor[] flavors)` Returns true iff we can import at least one of the specified data flavors.
`private boolean`	`hasFileFlavor(java.awt.datatransfer.DataFlavor[] flavors)`
`private boolean`	`hasStringFlavor(java.awt.datatransfer.DataFlavor[] flavors)` To accept URLs as text strings?
`boolean`	`importData(javax.swing.JComponent c, java.awt.datatransfer.Transferable t)` Attempt to import file lists, or http and ftp URLs.

Methods inherited from class javax.swing.TransferHandler
`canImport, createTransferable, exportAsDrag, exportDone, exportToClipboard, getCopyAction, getCutAction, getPasteAction, getSourceActions, getVisualRepresentation, importData`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:: Constant Field Values

logic

private final UploaderLogic logic

The business-logic component; never null.

uploadTableModel

final javax.swing.table.AbstractTableModel uploadTableModel

The model for the table so we can force a redraw; never null.

autoSuffixCheckBox

final javax.swing.JCheckBox autoSuffixCheckBox

The "auto" file-guess mode check box; never null.

uib

final UploadInfoBean uib

The exhibit description bean; never null.

Constructor Detail

FileTransferHandler

FileTransferHandler(javax.swing.JCheckBox autoSuffixCheckBox,
                    javax.swing.table.AbstractTableModel uploadTableModel,
                    UploaderLogic logic,
                    UploadInfoBean uib)

Create a new instance ready to receive files and drop them into the selected-files database.

Method Detail

importData

public boolean importData(javax.swing.JComponent c,
                          java.awt.datatransfer.Transferable t)

Attempt to import file lists, or http and ftp URLs.

Overrides:: importData in class javax.swing.TransferHandler

canImport

public boolean canImport(javax.swing.JComponent c,
                         java.awt.datatransfer.DataFlavor[] flavors)

Returns true iff we can import at least one of the specified data flavors. This will be false unless:

The data is presented as a file list or a String (potential URL).
Our uib is in a state to make a valid, unique exhibit name.

Overrides:: canImport in class javax.swing.TransferHandler

hasFileFlavor

private boolean hasFileFlavor(java.awt.datatransfer.DataFlavor[] flavors)

hasStringFlavor

private boolean hasStringFlavor(java.awt.datatransfer.DataFlavor[] flavors)

To accept URLs as text strings?