Examples of com.vaadin.client.ui.dd.VDragEvent

com.vaadin.client.ui.dd.VDragEvent
DragEvent used by Vaadin client side engine. Supports components, items, properties and custom payload (HTML5 style).

                        // start actual drag on slight move when mouse is down
                        VTransferable t = new VTransferable();
                        t.setDragSource(ConnectorMap.get(client).getConnector(
                                VTree.this));
                        t.setData("itemId", key);
                        VDragEvent drag = VDragAndDropManager.get().startDrag(
                                t, mouseDownEvent, true);


                        drag.createDragImage(nodeCaptionDiv, true);
                        event.stopPropagation();


                        mouseDownEvent = null;
                    }
                } else if (type == Event.ONMOUSEUP) {

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                        transferable.setData("propertyId", headerCell.cid);
                        break;
                    }
                }


                VDragEvent ev = VDragAndDropManager.get().startDrag(
                        transferable, event, true);
                if (dragmode == DRAGMODE_MULTIROW && isMultiSelectModeAny()
                        && rowKeyIsSelected(rowKey)) {


                    // Create a drag image of ALL rows
                    ev.createDragImage(scrollBody.tBodyElement, true);


                    // Hide rows which are not selected
                    Element dragImage = ev.getDragImage();
                    int i = 0;
                    for (Iterator<Widget> iterator = scrollBody.iterator(); iterator
                            .hasNext();) {
                        VScrollTableRow next = (VScrollTableRow) iterator
                                .next();


                        Element child = (Element) dragImage.getChild(i++);


                        if (!rowKeyIsSelected(next.rowKey)) {
                            child.getStyle().setVisibility(Visibility.HIDDEN);
                        }
                    }
                } else {
                    ev.createDragImage(getElement(), true);
                }
                if (type == Event.ONMOUSEDOWN) {
                    event.preventDefault();
                }
                event.stopPropagation();

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            ComponentConnector paintable = Util.findPaintable(client,
                    Element.as(event.getEventTarget()));
            Widget widget = paintable.getWidget();
            transferable.setData("component", paintable);
            VDragEvent dragEvent = VDragAndDropManager.get().startDrag(
                    transferable, event, true);


            transferable.setData("mouseDown", MouseEventDetailsBuilder
                    .buildMouseEventDetails(event).serialize());


            if (dragStartMode == WRAPPER) {
                dragEvent.createDragImage(getElement(), true);
            } else if (dragStartMode == COMPONENT_OTHER
                    && getDragImageWidget() != null) {
                dragEvent.createDragImage(getDragImageWidget().getElement(),
                        true);
            } else {
                dragEvent.createDragImage(widget.getElement(), true);
            }
            return true;
        }
        return false;
    }

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Related Classes of com.vaadin.client.ui.dd.VDragEvent

com.google.gwt.dom.client.Element

com.google.gwt.dom.client.Node

com.google.gwt.dom.client.TableElement

com.google.gwt.dom.client.TableSectionElement

com.google.gwt.user.client.EventListener

com.vaadin.client.ui.VDragAndDropWrapper

com.vaadin.client.ui.VScrollTable$VScrollTableBody$VScrollTableRow

com.vaadin.client.ui.VTree$TreeNode

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