org.eclipse.swt.dnd.DropTargetAdapter Java Examples

The following examples show how to use org.eclipse.swt.dnd.DropTargetAdapter. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: AbapGitStagingView.java    From ADT_Frontend with MIT License 6 votes vote down vote up 
private void addDragAndDropSupport(TreeViewer viewer, final boolean unstaged) {
	viewer.addDragSupport(DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK,
			new Transfer[] { LocalSelectionTransfer.getTransfer(), LocalSelectionTransfer.getTransfer() },
			new StagingDragListener(viewer, ArrayContentProvider.getInstance(), unstaged));

	viewer.addDropSupport(DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK, new Transfer[] { LocalSelectionTransfer.getTransfer() },
			new DropTargetAdapter() {
				public void drop(DropTargetEvent event) {
					event.detail = DND.DROP_COPY;
					if (event.data instanceof IStructuredSelection) {
						IStructuredSelection selection = (IStructuredSelection) event.data;
						if (selection instanceof StagingDragSelection
								&& ((StagingDragSelection) selection).isFromUnstaged() == unstaged) {
							return;
						}
						if (((StagingDragSelection) selection).isFromUnstaged()) {
							stageSelectedObjects(selection);
						} else {
							unstageSelectedObjects(selection);
						}
					}
				}
			});
}
Example #2
Source File: TmxEditorViewer.java    From tmxeditor8 with GNU General Public License v2.0 6 votes vote down vote up 
@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);
				}
			}
		}
	});
}
Example #3
Source File: Trees.java    From olca-app with Mozilla Public License 2.0 6 votes vote down vote up 
public static void addDropSupport(TreeViewer tree,
		Consumer<List<Descriptor>> handler) {
	Transfer transfer = ModelTransfer.getInstance();
	DropTarget dropTarget = new DropTarget(tree.getTree(), DND.DROP_COPY
			| DND.DROP_MOVE | DND.DROP_DEFAULT);
	dropTarget.setTransfer(new Transfer[] { transfer });
	dropTarget.addDropListener(new DropTargetAdapter() {
		@Override
		public void drop(DropTargetEvent event) {
			if (!transfer.isSupportedType(event.currentDataType))
				return;
			var list = ModelTransfer.getDescriptors(event.data);
			handler.accept(list);
		}
	});
}
Example #4
Source File: Tables.java    From olca-app with Mozilla Public License 2.0 6 votes vote down vote up 
public static void onDrop(TableViewer table,
		Consumer<List<Descriptor>> fn) {
	Transfer transfer = ModelTransfer.getInstance();
	DropTarget target = new DropTarget(table.getTable(),
			DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_DEFAULT);
	target.setTransfer(new Transfer[] { transfer });
	target.addDropListener(new DropTargetAdapter() {
		@Override
		public void drop(DropTargetEvent event) {
			if (!transfer.isSupportedType(event.currentDataType))
				return;
			var list = ModelTransfer.getDescriptors(event.data);
			fn.accept(list);
		}
	});
}
Example #5
Source File: LogViewer.java    From LogViewer with Eclipse Public License 2.0 5 votes vote down vote up 
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();
}
Example #6
Source File: TypeHierarchyViewPart.java    From Eclipse-Postfix-Code-Completion with Eclipse Public License 1.0 5 votes vote down vote up 
private void initDragAndDrop() {
	for (int i= 0; i < fAllViewers.length; i++) {
		addDragAdapters(fAllViewers[i]);
		addDropAdapters(fAllViewers[i]);
	}
	addDragAdapters(fMethodsViewer);
	fMethodsViewer.addDropSupport(DND.DROP_NONE, new Transfer[0], new DropTargetAdapter());

	//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 TypeHierarchyTransferDropAdapter(this, fAllViewers[0]));
}
Example #7
Source File: View.java    From codeexamples-eclipse with Eclipse Public License 1.0 5 votes vote down vote up 
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);
}
Example #8
Source File: ExampleDropTargetInstaller.java    From statecharts with Eclipse Public License 1.0 4 votes vote down vote up 
protected DropTargetAdapter getDropTargetListener() {
	return new ExampleDropTargetListener();
}
Example #9
Source File: IndexEditionControl.java    From bonita-studio with GNU General Public License v2.0 4 votes vote down vote up 
private void createAvailableAttributesTableViewer(Composite parent) {
    Section section = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    section.setText(Messages.availableAttributes);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayout(GridLayoutFactory.fillDefaults().create());
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());

    availableAttributesTableViewer = new TableViewer(client,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    availableAttributesTableViewer.getTable().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    availableAttributesTableViewer.getTable().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, AVAILABLE_FIELDS_VIEWER_ID);
    formPage.getToolkit().adapt(availableAttributesTableViewer.getTable());
    ColumnViewerToolTipSupport.enableFor(availableAttributesTableViewer);
    availableAttributesTableViewer.setUseHashlookup(true);
    availableAttributesTableViewer.getTable().setLinesVisible(true);
    availableAttributesTableViewer.setFilters(indexableFieldFilter, indexedFieldsFilter());

    TableLayout layout = new TableLayout();
    layout.addColumnData(new ColumnWeightData(1, true));
    availableAttributesTableViewer.getTable().setLayout(layout);

    createAttributesColumn(availableAttributesTableViewer);

    availableAttributesTableViewer.setContentProvider(new ObservableListContentProvider());
    availableAttributesTableViewer.setInput(actualsFieldsObservable);
    selectedAvailableAttributeObservable = ViewersObservables.observeMultiSelection(availableAttributesTableViewer);

    availableAttributesTableViewer.getTable().addMouseMoveListener(e -> updateCursor(e, availableAttributesTableViewer));
    availableAttributesTableViewer.addDragSupport(DND.DROP_MOVE, new Transfer[] { FieldTransfer.getInstance() },
            dragSourceAdapter(selectedAvailableAttributeObservable));
    availableAttributesTableViewer.addDropSupport(DND.DROP_MOVE,
            new Transfer[] { FieldTransfer.getInstance() },
            new DropTargetAdapter() {

                @Override
                public void drop(DropTargetEvent event) {
                    dragLeave(event);
                    indexedFieldsObservable.removeAll((Collection<?>) event.data);
                }
            });

    section.setClient(client);
}