Java TextTransfer类代码示例

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
/**
 * Copies the current selection to the clipboard.
 * 
 * @param list the data source
 */
protected void copy(final List list) {
	if (canCopy(list)) {
		final StringBuilder data = new StringBuilder();

		for (int row = 0; row < list.getSelectionCount(); row++) {
			data.append(list.getSelection()[row]);
			if (row != list.getSelectionCount() - 1) {
				data.append(NewLine.SYSTEM_LINE_SEPARATOR);
			}
		}

		final Clipboard clipboard = new Clipboard(list.getDisplay());
		clipboard.setContents(new String[] { data.toString() }, new TextTransfer[] { TextTransfer.getInstance() });
		clipboard.dispose();
	}
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
private void attachDropListener() {
	dropTarget = new DropTarget(targetTable, DND.DROP_MOVE);
	dropTarget.setTransfer(new Transfer[] { TextTransfer.getInstance() });
	dropTarget.addDropListener(new DropTargetAdapter() {
		public void drop(DropTargetEvent event) {
			for (String fieldName : getformatedData((String) event.data)) {
				if(isPropertyAlreadyExists(fieldName)){
					return;
				}else{
					ExcelConfigurationDataStructure excelConfigurationDataStructure = new ExcelConfigurationDataStructure();
					excelConfigurationDataStructure.setFieldName(fieldName);
					listOfExcelConfiguration.add(excelConfigurationDataStructure);
					targetTableViewer.refresh();
					draggedFields.add(fieldName);
					enableDeleteButton();
				}
			}
			combo.setItems(convertToArray(draggedFields));
			combo.select(0);
			top_composite.layout();
			top_composite.getParent().layout();
			highlightDropFields();

		}
	});
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
/**
 * Set the clipboard contents. Prompt to retry if clipboard is busy.
 *
 * @param resources
 *            the resources to copy to the clipboard
 * @param fileNames
 *            file names of the resources to copy to the clipboard
 * @param names
 *            string representation of all names
 */
private void setClipboard(final IResource[] resources, final String[] fileNames, final String names) {
	try {
		// set the clipboard contents
		if (fileNames.length > 0) {
			clipboard.setContents(new Object[] { resources, fileNames, names }, new Transfer[] {
					ResourceTransfer.getInstance(), FileTransfer.getInstance(), TextTransfer.getInstance() });
		} else {
			clipboard.setContents(new Object[] { resources, names },
					new Transfer[] { ResourceTransfer.getInstance(), TextTransfer.getInstance() });
		}
	} catch (final SWTError e) {
		if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD) { throw e; }
		if (MessageDialog.openQuestion(shell, "Problem with copy title", // TODO //$NON-NLS-1$
																			// ResourceNavigatorMessages.CopyToClipboardProblemDialog_title,
				"Problem with copy.")) { //$NON-NLS-1$
			setClipboard(resources, fileNames, names);
		}
	}
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
private static void addDefaultInternalCommands(InternalCommandContextProvider provider, KaviPickListDialog kaviPickList) {
	provider.addCommand("list: toggle view selected", (currentProvider) -> {
		currentProvider.toggleViewOnlySelected();
		kaviPickList.togglePreviousProvider().refreshFromContentProvider();
	});
	
	provider.addCommand("list: selected to clipboard", (currentProvider) -> {
		
		Clipboard clipboard = new Clipboard(kaviPickList.getShell().getDisplay());
		final List<BiFunction<Object, Integer, String>> fieldResolvers = currentProvider.getKaviListColumns().getColumnOptions().stream()
				   .filter(column -> column.isSearchable())
				   .map(column -> column.getColumnContentFn())
				   .collect(Collectors.toList());
		
		FieldCollectorTransform transform = new FieldCollectorTransform(fieldResolvers, currentProvider.getSelectedEntriesImplied().stream().map(rankedItem -> rankedItem.dataItem).collect(Collectors.toList()));

		clipboard.setContents(new Object[] { transform.asAlignedColumns() },	new Transfer[] { TextTransfer.getInstance() });
		kaviPickList.togglePreviousProvider().refreshFromContentProvider();
		clipboard.dispose();
	});
	
	provider.addCommand("working", "list: toggle sort name", (currentProvider) -> {
		kaviPickList.togglePreviousProvider().sortDefault().refreshFromContentProvider();
	});		
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
Transfer getTransferType(String mime) {
    if (mime.equals("text/plain")) {
      return TextTransfer.getInstance();
    }
    if (mime.equals("text/rtf")) {
      return RTFTransfer.getInstance();
    }
    if (mime.equals("text/html")) {
      return HTMLTransfer.getInstance();
    }
    if (mime.equals("text/uri-list")) {
      return URLTransfer.getInstance();
    }
    if (mime.equals("application/x-java-rawimage")) {
      return ImageTransfer.getInstance();
    }
    if (mime.equals("application/x-java-file-list") || mime.equals("java.file-list")) {
        return FileTransfer.getInstance();
    }
    return getCustomTransfer(mime);
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
String getMime(Transfer transfer) {
    if (transfer.equals(TextTransfer.getInstance())) {
      return "text/plain";
    }
    if (transfer.equals(RTFTransfer.getInstance())) {
      return "text/rtf";
    } ;
    if (transfer.equals( HTMLTransfer.getInstance())) {
      return "text/html";
    }
    if (transfer.equals(URLTransfer.getInstance())) {
      return "text/uri-list";
    }
    if (transfer.equals( ImageTransfer.getInstance())) {
      return "application/x-java-rawimage";
    }
    if (transfer.equals(FileTransfer.getInstance())) {
      return "application/x-java-file-list";
    }
    if (transfer instanceof CustomTransfer) {
      return ((CustomTransfer)transfer).getMime();
    }
    return null;
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
public void applyDragFromTableViewer(Control sourceControl, int index) {
	Transfer[] types = new Transfer[] { TextTransfer.getInstance() };
	final String portLabel = "in" + index + ".";
	int operations = DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK;
	final Table table = (Table) sourceControl;
	DragSource source = new DragSource(table, operations);
	source.setTransfer(types);
	final String[] columnData = new String[1];
	source.addDragListener(new DragSourceAdapter() {
		public void dragSetData(DragSourceEvent event) {
			// Set the data to be the first selected item's text
			event.data = addDelimeter(portLabel, table.getSelection());
		}
	});

}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
private void copySelectedAsTabDelimited() {
	StringBuffer stringBuffer = new StringBuffer();
	int totalRowCount = debugDataViewer.getTableViewer().getTable().getItemCount();
	int totalColumnCount = debugDataViewer.getTableViewer().getTable().getColumnCount();
	boolean hasRow=false;
	for (int rowCount = 0; rowCount < totalRowCount; rowCount++) {
		for (int columnCount = 0; columnCount < totalColumnCount; columnCount++) {
			Point cell = new Point(rowCount, columnCount);
			if(debugDataViewer.getSelectedCell().contains(cell)){
				stringBuffer.append(debugDataViewer.getTableViewer().getTable().getItem(rowCount).getText(columnCount) + "\t");
				hasRow=true;
			}
			cell=null;
		}
		if(hasRow){
			stringBuffer.append("\n");
			hasRow=false;
		}				
	}
	Clipboard cb = new Clipboard(Display.getCurrent());
	TextTransfer textTransfer = TextTransfer.getInstance();
	String textData = stringBuffer.toString();
	cb.setContents(new Object[] { textData }, new Transfer[] { textTransfer });
	cb.dispose();
	
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
@Override
public void updateUI() {
	boolean bTorrentInClipboard = false;

	Clipboard clipboard = new Clipboard(Display.getDefault());

	String sClipText = (String) clipboard.getContents(TextTransfer.getInstance());
	if (sClipText != null)
		bTorrentInClipboard = addTorrentsFromTextList(sClipText, true) > 0;

	if (btnPasteOpen != null && !btnPasteOpen.isDisposed()
			&& btnPasteOpen.isVisible() != bTorrentInClipboard) {
		btnPasteOpen.setVisible(bTorrentInClipboard);
		if (bTorrentInClipboard) {
			btnPasteOpen.setToolTipText(sClipText);
		}
	}

	clipboard.dispose();
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
public static void
copyToClipBoard(
  final String    data )
{
 Runnable do_it =
new Runnable()
 	{
  @Override
  public void
  run()
  {
	  new Clipboard(Utils.getDisplay()).setContents(
			  new Object[] {data.replaceAll("\\x00", " " )  },
			  new Transfer[] {TextTransfer.getInstance()});
  }
 	};

 if ( Utils.isSWTThread()){

  do_it.run();

 }else{

  Utils.execSWTThread( do_it );
 }
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
public static void
 addCopyToClipMenu(
final Menu		menu,
final String	text )
 {
  MenuItem   item = new MenuItem( menu,SWT.NONE );

  String	msg_text_id= "label.copy.to.clipboard";

  item.setText( MessageText.getString( msg_text_id ));

  item.addSelectionListener(
	  new SelectionAdapter()
	  {
		  @Override
		  public void
		  widgetSelected(
				  SelectionEvent arg0)
		  {
			  new Clipboard(menu.getDisplay()).setContents(new Object[] {text}, new Transfer[] {TextTransfer.getInstance()});
		  }
	  });
 }
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
public void pasteFromClipboard() {
    final String text = (String) getClipboard().getContents(TextTransfer.getInstance());
    if (text == null) {
        return;
    }

    final WorkingFolderData[] workingFolders = getWorkingFoldersFromClipboardText(text);
    if (workingFolders.length == 0) {
        return;
    }

    final WorkingFolderDataCollection collection = getWorkingFolderDataCollection();
    for (int i = 0; i < workingFolders.length; i++) {
        collection.add(workingFolders[i]);
    }

    refresh();
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
/**
 * Adds a new note to the notepad.
 */
public void addNewNote() {
	String noteText = "";
	if (preferences.getBoolean(PreferenceConstants.PREF_PASTE_CLIPBOARD_IN_NEW_NOTES,
			PreferenceConstants.PREF_PASTE_CLIPBOARD_IN_NEW_NOTES_DEFAULT)) {
		noteText = (String) clipboard.getContents(TextTransfer.getInstance(), DND.CLIPBOARD);
	}
	String noteTitle = preferences.get(PreferenceConstants.PREF_NAME_PREFIX,
			PreferenceConstants.PREF_NAME_PREFIX_DEFAULT) + " " + (tabFolder.getItemCount() + 1);
	// Add a new note tab with a number appended to its name (Note 1, Note 2, Note 3, etc.).
	addNewNoteTab(noteTitle, noteText, null, true, null);
	CTabItem previousSelectedTab = tabFolder.getSelection();
	// Remove lock for currently selected tab.
	if (previousSelectedTab != null && previousSelectedTab.getText().startsWith(LOCK_PREFIX)) {
		previousSelectedTab.setText(previousSelectedTab.getText().substring(LOCK_PREFIX.length()));
	}
	tabFolder.setSelection(tabFolder.getItemCount() - 1);
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
public void dragSetData(final DragSourceEvent event) {
	final IStructuredSelection selection = (IStructuredSelection) viewer
			.getSelection();

	if (selection.getFirstElement() instanceof PwsEntryBean) {
		final PwsEntryBean firstElement = (PwsEntryBean) selection.getFirstElement();
		if (PwsEntryBeanTransfer.getInstance().isSupportedType(event.dataType)) {
			event.data = firstElement.getStoreIndex();
		}
	} else if (selection.getFirstElement() instanceof PasswordTreeContentProvider.TreeGroup) {
		event.doit = false; // disable for now
		final PasswordTreeContentProvider.TreeGroup group =
				(PasswordTreeContentProvider.TreeGroup) selection.getFirstElement();

		if (PwsEntryBeanTransfer.getInstance().isSupportedType(event.dataType)) {
			event.data = group.getGroupPath();
		}
		if (TextTransfer.getInstance().isSupportedType(event.dataType)) {
			event.data = group.getGroupPath();
		}
	} else {
		log.warn("Unknown type: " + selection.getFirstElement().getClass());
	}
}
 

import org.eclipse.swt.dnd.TextTransfer; //导入依赖的package包/类
@Override
protected void javaToNative(final Object object, final TransferData transferData) {
	if (object instanceof Integer) {
		final byte[] bytes = ByteBuffer.allocate(4).putInt((Integer) object).array();

		if (bytes != null) {
			super.javaToNative(bytes, transferData);
		}
	} else if (object instanceof String) {
		if (! TextTransfer.getInstance().isSupportedType(transferData)) {
			// FIXME this is a hack - works on Linux x64...
			// no danger for now as treegroups are disabled on drag side
			long type =  transferData.type;
			for (final TransferData data : TextTransfer.getInstance().getSupportedTypes()) {
				type = data.type;
			}
			// on 32bit you need int instead of long, to avoid compile errors there use this here
			transferData.type = (int) type;
		}
		TextTransfer.getInstance().javaToNative(object, transferData);
	}
}