Examples with DragSource org.eclipse.swt.dnd.DragSource used on opensource projects

Example 1 with DragSource

use of org.eclipse.swt.dnd.DragSource in project tdi-studio-se by Talend.

the class SchemasTreeDnD method addDragAndDrop.

public void addDragAndDrop() {
    // drag
    DragSource source = new DragSource(getTree(), operations);
    source.setTransfer(transferTypes);
    source.addDragListener(new TreeDragSourceEffect(getTree()));
    // drop
    DropTarget target = new DropTarget(getTree(), operations);
    target.setTransfer(transferTypes);
    target.addDropListener(new TreeDropTargetEffect(getTree()) {

        private SchemasKeyData source;

        @Override
        public void dragEnter(DropTargetEvent event) {
            super.dragEnter(event);
            Widget item = event.item;
            if (item != null) {
                TreeItem treeItem = (TreeItem) event.item;
                Object data = treeItem.getData();
                if (data != null && data instanceof SchemasKeyData) {
                    this.source = (SchemasKeyData) data;
                    event.feedback = DND.FEEDBACK_EXPAND;
                    return;
                }
            }
            event.detail = DND.DROP_NONE;
        }

        @Override
        public void drop(DropTargetEvent event) {
            super.drop(event);
            if (event.item != null && source != null) {
                TreeItem item = (TreeItem) event.item;
                Object data = item.getData();
                if (data != null && data instanceof SchemasKeyData) {
                    SchemasKeyData target = (SchemasKeyData) data;
                    target.addChild(source);
                    schemaTreeViewer.refresh();
                }
            }
            source = null;
        }
    });
}

Example 2 with DragSource

use of org.eclipse.swt.dnd.DragSource in project tdi-studio-se by Talend.

the class SchemaXMLDragAndDropHandler method createDragSource.

/**
     * 
     * amaumont Comment method "createDragSource".
     * 
     * @param sourceListener
     */
private void createDragSource() {
    if (dragSource != null) {
        dragSource.dispose();
    }
    dragSource = new DragSource(linker.getSource(), DND.DROP_DEFAULT | DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK);
    dragSource.setTransfer(new Transfer[] { LocalDataTransfer.getInstance() });
    DragSourceListener sourceListener = new TreeDragSourceListener();
    dragSource.addDragListener(sourceListener);
}

Example 3 with DragSource

use of org.eclipse.swt.dnd.DragSource in project tdi-studio-se by Talend.

the class Schema2XMLDragAndDropHandler method createDragSource.

/**
     * 
     * amaumont Comment method "createDragSource".
     * 
     * @param sourceListener
     */
private void createDragSource() {
    if (dragSource != null) {
        dragSource.dispose();
    }
    dragSource = new DragSource(linker.getSource(), DND.DROP_DEFAULT | DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK);
    dragSource.setTransfer(new Transfer[] { LocalDataTransfer.getInstance() });
    DragSourceListener sourceListener = new TreeDragSourceListener();
    dragSource.addDragListener(sourceListener);
}

Example 4 with DragSource

use of org.eclipse.swt.dnd.DragSource in project tdi-studio-se by Talend.

the class JSONTree2SchemaDragAndDropHandler method createDragSource.

private void createDragSource() {
    if (dragSource != null) {
        dragSource.dispose();
    }
    dragSource = new DragSource(tree, DND.DROP_DEFAULT | DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_LINK);
    dragSource.setTransfer(new Transfer[] { XPathTransfer.getInstance() });
    DragSourceListener sourceListener = new TreeDragSourceListener();
    dragSource.addDragListener(sourceListener);
}

Example 5 with DragSource

use of org.eclipse.swt.dnd.DragSource in project tdi-studio-se by Talend.

the class DragDropManager method addDragSupport.

public void addDragSupport(final Control control, final IDragDropDelegate delegate) {
    DragSource dragSource = new DragSource(control, DND.DROP_MOVE | DND.DROP_COPY);
    dragSource.setTransfer(types);
    dragSource.addDragListener(new DragSourceAdapter() {

        @Override
        public void dragStart(DragSourceEvent event) {
            currentSelectionText = delegate.getDragItemsAsText();
            dropped = false;
        }

        @Override
        public void dragSetData(DragSourceEvent event) {
            // Get the selected items in the drag source
            event.data = currentSelectionText;
        }

        @Override
        public void dragFinished(DragSourceEvent event) {
            if (event.detail == DND.DROP_MOVE && dropped) {
                // remove selection
                delegate.removeDragItems(currentSelectionText);
            }
        }
    });
}