org.eclipse.swt.dnd.Transfer Java Examples

/**
 * 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);
		}
	}
}
 

/**
 * 执行复制时对标记的处理，复制后在OS系统中不能包含标记占位符 ;
 */
private void copy() {
	super.doOperation(ITextOperationTarget.COPY);
	TextTransfer plainTextTransfer = TextTransfer.getInstance();
	XLiffTextTransfer hsTextTransfer = XLiffTextTransfer.getInstance();
	Clipboard clipboard = new Clipboard(getTextWidget().getDisplay());
	String plainText = (String) clipboard.getContents(plainTextTransfer);
	if (plainText == null || plainText.length() == 0) {
		return;
	}
	plainText = plainText.replaceAll(Utils.getLineSeparator(), "\n");
	plainText = plainText.replaceAll(Constants.LINE_SEPARATOR_CHARACTER + "", "");
	plainText = plainText.replaceAll(Constants.TAB_CHARACTER + "", "\t");
	plainText = plainText.replaceAll(Constants.SPACE_CHARACTER + "", " ");
	plainText = plainText.replaceAll("\u200B", "");
	clipboard.clearContents();
	Object[] data = new Object[] { PATTERN.matcher(plainText).replaceAll(""), plainText };
	Transfer[] types = new Transfer[] { plainTextTransfer, hsTextTransfer };

	clipboard.setContents(data, types, DND.CLIPBOARD);
	clipboard.dispose();
}
 

public void run(TreeColumn treeCol, TreeItem treeItem, int columnNum) throws XViewerException, Exception {
   if (treeCol != null) {
      XViewerColumn xCol = (XViewerColumn) treeCol.getData();
      String data = null;

      if (xCol instanceof IXViewerValueColumn) {
         data = ((IXViewerValueColumn) xCol).getColumnText(treeItem.getData(), xCol, columnNum);
      } else {
         data =
            ((IXViewerLabelProvider) xViewer.getLabelProvider()).getColumnText(treeItem.getData(), xCol, columnNum);
      }
      if (data != null && !data.equals("")) { //$NON-NLS-1$
         if (option == Option.View) {
            String html = HtmlUtil.simplePage(HtmlUtil.getPreData(data));
            new HtmlDialog(treeCol.getText() + " " + XViewerText.get("data"), //$NON-NLS-1$//$NON-NLS-2$
               treeCol.getText() + " " + XViewerText.get("data"), html).open(); //$NON-NLS-1$ //$NON-NLS-2$
         } else {
            clipboard.setContents(new Object[] {data}, new Transfer[] {TextTransfer.getInstance()});
         }
      }
   }
}
 

private void addDragAdapters(StructuredViewer viewer) {
	int ops= DND.DROP_COPY | DND.DROP_LINK;

	Transfer[] transfers= new Transfer[] { LocalSelectionTransfer.getInstance(), ResourceTransfer.getInstance(), FileTransfer.getInstance()};

	DelegatingDragAdapter dragAdapter= new DelegatingDragAdapter() {
		@Override
		public void dragStart(DragSourceEvent event) {
			IStructuredSelection selection= (IStructuredSelection) fSelectionProviderMediator.getSelection();
			if (selection.isEmpty()) {
				event.doit= false;
				return;
			}
			super.dragStart(event);
		}
	};
	dragAdapter.addDragSourceListener(new SelectionTransferDragAdapter(fSelectionProviderMediator));
	dragAdapter.addDragSourceListener(new EditorInputTransferDragAdapter(fSelectionProviderMediator));
	dragAdapter.addDragSourceListener(new ResourceTransferDragAdapter(fSelectionProviderMediator));
	dragAdapter.addDragSourceListener(new FileTransferDragAdapter(fSelectionProviderMediator));

	viewer.addDragSupport(ops, transfers, dragAdapter);
}
 

public void run() {
       StringBuffer buf = new StringBuffer();
       addCalls(viewer.getTable().getSelection(), buf);

	TextTransfer plainTextTransfer = TextTransfer.getInstance();
	try{
		fClipboard.setContents(
			new String[]{ convertLineTerminators(buf.toString()) }, 
			new Transfer[]{ plainTextTransfer });
	}  catch (SWTError e){
		if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD) 
			throw e;
		if (MessageDialog.openQuestion(fView.getViewSite().getShell(), 
				("CopyCallHierarchyAction.problem"), ("CopyCallHierarchyAction.clipboard_busy"))
		) 
		{
			run();
		}
	}
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

public void serialize() {
	final Clipboard clipboard = command.getClipboard();
	final String cellDelimeter = command.getCellDelimeter();
	final String rowDelimeter = command.getRowDelimeter();
	
	final TextTransfer textTransfer = TextTransfer.getInstance();
	final StringBuilder textData = new StringBuilder();
	int currentRow = 0;
	for (LayerCell[] cells : copiedCells) {
		int currentCell = 0;
		for (LayerCell cell : cells) {
			final String delimeter = ++currentCell < cells.length ? cellDelimeter : "";
			if (cell != null) {
				textData.append(cell.getDataValue() + delimeter);
			} else {
				textData.append(delimeter);
			} 
		}
		if (++currentRow < copiedCells.length) {
			textData.append(rowDelimeter);
		}
	}
	clipboard.setContents(new Object[]{textData.toString()}, new Transfer[]{textTransfer});
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

@Override
public void createPartControl(Composite parent) {
	parent.setLayout(new FillLayout());
	this.container = parent;
	CellEditorGlobalActionHanlder.getInstance().setIActionBars(getViewSite().getActionBars());
	DropTarget target = new DropTarget(parent, DND.DROP_MOVE | DND.DROP_COPY);
	Transfer[] tfs = new Transfer[] { FileTransfer.getInstance() };
	target.setTransfer(tfs);
	target.addDropListener(new DropTargetAdapter() {
		@Override
		public void drop(DropTargetEvent event) {
			Object o = event.data;
			if (o instanceof String[]) {
				String[] s = (String[]) o;
				if (s.length == 0 && s[0] == null || s[0].length() == 0) {
					return;
				}
				File f = new File(s[0]);
				if (f.exists() && f.isFile()) {
					open(f);
				}
			}
		}
	});
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well
 * registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 *
 * @generated NOT
 */
protected void createContextMenuFor ( final StructuredViewer viewer )
{
    final MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    final Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    final int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    final Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance (), ItemTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new DropAdapterExtension ( this.editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor ( StructuredViewer viewer )
{
    MenuManager contextMenu = new MenuManager ( "#PopUp" ); //$NON-NLS-1$
    contextMenu.add ( new Separator ( "additions" ) ); //$NON-NLS-1$
    contextMenu.setRemoveAllWhenShown ( true );
    contextMenu.addMenuListener ( this );
    Menu menu = contextMenu.createContextMenu ( viewer.getControl () );
    viewer.getControl ().setMenu ( menu );
    getSite ().registerContextMenu ( contextMenu, new UnwrappingSelectionProvider ( viewer ) );

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance (), LocalSelectionTransfer.getTransfer (), FileTransfer.getInstance () };
    viewer.addDragSupport ( dndOperations, transfers, new ViewerDragAdapter ( viewer ) );
    viewer.addDropSupport ( dndOperations, transfers, new EditingDomainViewerDropAdapter ( editingDomain, viewer ) );
}
 

public void run() {
    StringBuffer buf = new StringBuffer();
    addCalls(viewer.getTable().getSelection(), buf);
    TextTransfer plainTextTransfer = TextTransfer.getInstance();
    try {
        fClipboard.setContents(new String[]{convertLineTerminators(buf.toString())},
            new Transfer[]{plainTextTransfer});
    } catch (SWTError e) {
        if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD) throw e;
        if (MessageDialog
            .openQuestion(fView.getViewSite().getShell(),
                ("CopyCallHierarchyAction.problem"),
                ("CopyCallHierarchyAction.clipboard_busy"))) {
            run();
        }
    }
}
 

/**
 * ツリーの選択されている部分をヘッダー付きでクリップボードにコピーします
 * 
 * @param header ヘッダー
 * @param tree ツリー
 */
public static void copyTree(String[] header, Tree tree) {
    TreeItem[] treeItems = tree.getSelection();
    StringBuilder sb = new StringBuilder();
    sb.append(StringUtils.join(header, "\t"));
    sb.append("\r\n");
    for (TreeItem column : treeItems) {
        String[] columns = new String[header.length];
        for (int i = 0; i < header.length; i++) {
            columns[i] = column.getText(i);
        }
        sb.append(StringUtils.join(columns, "\t"));
        sb.append("\r\n");
    }
    Clipboard clipboard = new Clipboard(Display.getDefault());
    clipboard.setContents(new Object[] { sb.toString() }, new Transfer[] { TextTransfer.getInstance() });
}
 

/**
 * テーブルの選択されている部分をヘッダー付きでクリップボードにコピーします
 *
 * @param header ヘッダー
 * @param table テーブル
 */
public static void copyTable(String[] header, Table table) {
    TableItem[] tableItems = table.getSelection();
    StringBuilder sb = new StringBuilder();
    sb.append(StringUtils.join(header, "\t"));
    sb.append("\r\n");
    for (TableItem column : tableItems) {
        String[] columns = new String[header.length];
        for (int i = 0; i < header.length; i++) {
            columns[i] = column.getText(i);
        }
        sb.append(StringUtils.join(columns, "\t"));
        sb.append("\r\n");
    }
    Clipboard clipboard = new Clipboard(Display.getDefault());
    clipboard.setContents(new Object[] { sb.toString() }, new Transfer[] { TextTransfer.getInstance() });
}
 

@Override
public void runWithKey(final boolean excludeActionHeader) {
	// it seems impossible this could ever be null since we treat it as non-null in the constructor.
	if (errorTraceTreeViewer == null) {
		return;
	}
	final TLCError trace = errorTraceTreeViewer.getCurrentTrace();
	if (!trace.hasTrace()) {
		// safeguard in addition to isEnabled 
		return;
	}

	final Clipboard clipboard = new Clipboard(display);
	clipboard.setContents(new Object[] { trace.toSequenceOfRecords(!excludeActionHeader) },
			new Transfer[] { TextTransfer.getInstance() });
	clipboard.dispose();
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * 
 * @generated
 */
protected void createContextMenuFor(StructuredViewer viewer) {
    MenuManager contextMenu = new MenuManager("#PopUp");
    contextMenu.add(new Separator("additions"));
    contextMenu.setRemoveAllWhenShown(true);
    contextMenu.addMenuListener(this);
    Menu menu = contextMenu.createContextMenu(viewer.getControl());
    viewer.getControl().setMenu(menu);
    getSite().registerContextMenu(contextMenu, new UnwrappingSelectionProvider(viewer));

    int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
    Transfer[] transfers = new Transfer[] {LocalTransfer.getInstance(), LocalSelectionTransfer.getTransfer(),
        FileTransfer.getInstance()};
    viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(viewer));
    viewer.addDropSupport(dndOperations, transfers, new EditingDomainViewerDropAdapter(editingDomain, viewer));
}
 

public void createPartControl(Composite parent) {
    //viewer
    this.parent = parent;
    documentListener = new ViewDocumentListener();
    tabfolder = new TabFolder(parent,0);
    tabfolder.addSelectionListener(new TabSelectionListener());
    viewer = new LogFileViewer(tabfolder,SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);

    // DnD
    DropTarget target = new DropTarget(parent, DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK);
    target.setTransfer(new Transfer[] {FileTransfer.getInstance(), TextTransfer.getInstance()});
    target.addDropListener (new DropTargetAdapter() {
        public void dragEnter(DropTargetEvent e) {
            if (e.detail == DND.DROP_NONE)
                e.detail = DND.DROP_COPY;
        }
        public void drop(DropTargetEvent event) {
            if (event.data == null || ((String[])event.data).length < 1) {
                event.detail = DND.DROP_NONE;
                return;
            }
            //File file = new File(((String[])event.data)[0]);
            if (!checkAndOpenFile(LogFileType.LOGFILE_SYSTEM_FILE,((String[])event.data)[0], null, false))
                event.detail = DND.DROP_NONE;
        }
    });

    // fill the menues
    makeActions();
    hookContextMenu();
    contributeToActionBars();
    openAllLastOpenFiles();
}
 

/**
 * This creates a context menu for the viewer and adds a listener as well registering the menu for extension.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected void createContextMenuFor(StructuredViewer viewer) {
	MenuManager contextMenu = new MenuManager("#PopUp");
	contextMenu.add(new Separator("additions"));
	contextMenu.setRemoveAllWhenShown(true);
	contextMenu.addMenuListener(this);
	Menu menu= contextMenu.createContextMenu(viewer.getControl());
	viewer.getControl().setMenu(menu);
	getSite().registerContextMenu(contextMenu, new UnwrappingSelectionProvider(viewer));

	int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
	Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance(), LocalSelectionTransfer.getTransfer(), FileTransfer.getInstance() };
	viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(viewer));
	viewer.addDropSupport(dndOperations, transfers, new EditingDomainViewerDropAdapter(editingDomain, viewer));
}
 

private void initDragAndDrop() {
    addDragAdapters(fCallHierarchyViewer);
    addDropAdapters(fCallHierarchyViewer);
    addDropAdapters(fLocationViewer);

    //dnd on empty hierarchy
    DropTarget dropTarget = new DropTarget(fPagebook, DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK | DND.DROP_DEFAULT);
    dropTarget.setTransfer(new Transfer[] { LocalSelectionTransfer.getInstance() });
    dropTarget.addDropListener(new CallHierarchyTransferDropAdapter(this, fCallHierarchyViewer));
}
 

public void run() {
	if (outline.isModelDirty()) {
		return;
	}
	String text = outline.getSelectedText();
	if (text != null) {
		outline.getClipboard().setContents(new Object[] {text}, new Transfer[] {TextTransfer.getInstance()});
	}
}
 

public void run() {
	if (outline.isModelDirty()) {
		return;
	}
	String text = outline.getSelectedText();
	if (text != null) {
		outline.getClipboard().setContents(new Object[] {text}, new Transfer[] {TextTransfer.getInstance()});
		outline.removeSelectedText();
	}
}
 

public void toClipboard( String cliptext ) {
  if ( cliptext == null ) {
    return;
  }

  getNewClipboard();
  TextTransfer tran = TextTransfer.getInstance();
  clipboard.setContents( new String[] { cliptext }, new Transfer[] { tran } );
}
 

void copy() {
	if (focusContent == null || focusContent.equals("")) {
		return;
	}
	if (selection.x != selection.y) {
		String plainText = focusContent.substring(selection.x, selection.y);
		Object[] data = new Object[] { plainText };
		TextTransfer plainTextTransfer = TextTransfer.getInstance();
		Transfer[] types = new Transfer[] { plainTextTransfer };
		clipboard.setContents(data, types);
	}
}
 

private void addDropListener(Composite parent) {
	LocalSelectionTransfer transfer = LocalSelectionTransfer.getTransfer();

	DropTargetAdapter dragAdapter = new DropTargetAdapter() {
		@Override
		public void drop(DropTargetEvent event) {
			Control droppedObj = (Control) ((StructuredSelection) transfer.getSelection()).getFirstElement();

			// Get the existing parent of the dragged control
			Composite oldParent = droppedObj.getParent();

			if (oldParent == parent) {
				return;
			}

			if  (droppedObj instanceof Label) {
				System.out.println("Dropped");
			}
			// handle the drop
			if (droppedObj instanceof Label) {
				Label droppedLabel = (Label) droppedObj;
				droppedLabel.setParent(parent); // Change parent
			}

			if (droppedObj instanceof Button) {
				Button droppedButton = (Button) droppedObj;
				droppedButton.setParent(parent); // Change parent
			}

			// request a layout pass
			oldParent.requestLayout();
			// If you change that to layout the layout will be correct
			parent.layout();
		}
	};

	DropTarget dropTarget = new DropTarget(parent, DND.DROP_MOVE | DND.DROP_COPY);
	dropTarget.setTransfer(new Transfer[] { transfer });
	dropTarget.addDropListener(dragAdapter);
}
 

private void insertMatrix(Composite cmp_container) {

        final Matrix M = vm.getSlantingMatrix(mps.isMovingOriginToAxisCenter());

        insertMatrixCell(cmp_container, M.M00, M00);
        insertMatrixCell(cmp_container, M.M10, M10);
        insertMatrixCell(cmp_container, M.M20, M20);
        insertMatrixCell(cmp_container, M.M30, M30);
        insertMatrixCell(cmp_container, M.M01, M01);
        insertMatrixCell(cmp_container, M.M11, M11);
        insertMatrixCell(cmp_container, M.M21, M21);
        insertMatrixCell(cmp_container, M.M31, M31);
        insertMatrixCell(cmp_container, M.M02, M02);
        insertMatrixCell(cmp_container, M.M12, M12);
        insertMatrixCell(cmp_container, M.M22, M22);
        insertMatrixCell(cmp_container, M.M32, M32);
        insertMatrixCell(cmp_container, BigDecimal.ZERO, M03);
        insertMatrixCell(cmp_container, BigDecimal.ZERO, M13);
        insertMatrixCell(cmp_container, BigDecimal.ZERO, M23);
        insertMatrixCell(cmp_container, BigDecimal.ONE, M33);

        NButton btn_CopyMatrixToClipboard = new NButton(cmp_container, SWT.NONE);
        btn_CopyMatrixToClipboard.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 4, 1));
        btn_CopyMatrixToClipboard.setText(I18n.SLANT_CopyToClipboard);

        WidgetUtil(btn_CopyMatrixToClipboard).addSelectionListener(e -> {
            final Matrix M1 = vm.getSlantingMatrix(mps.isMovingOriginToAxisCenter());
            final StringBuilder cbString = new StringBuilder();
            cbString.append("1 16 "); //$NON-NLS-1$
            cbString.append(M1.toLDrawString());
            cbString.append(" "); //$NON-NLS-1$
            final String cbs = cbString.toString();
            Display display = Display.getCurrent();
            Clipboard clipboard = new Clipboard(display);
            clipboard.setContents(new Object[] { cbs }, new Transfer[] { TextTransfer.getInstance() });
            clipboard.dispose();
        });
    }