@Override
protected void handleComponentReordering(DragAndDropEvent event) {
LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
TabSheetTargetDetails details = (TabSheetTargetDetails) event.getTargetDetails();
DDTabSheet tabSheet = (DDTabSheet) details.getTarget();
Component c = transferable.getComponent();
Tab tab = tabSheet.getTab(c);
HorizontalDropLocation location = details.getDropLocation();
int idx = details.getOverIndex();
if (location == HorizontalDropLocation.LEFT) {
// Left of previous tab
int originalIndex = tabSheet.getTabPosition(tab);
if (originalIndex > idx) {
tabSheet.setTabPosition(tab, idx);
} else if (idx - 1 >= 0) {
tabSheet.setTabPosition(tab, idx - 1);
}
} else if (location == HorizontalDropLocation.RIGHT) {
// Right of previous tab
int originalIndex = tabSheet.getTabPosition(tab);
if (originalIndex > idx) {
tabSheet.setTabPosition(tab, idx + 1);
} else {
tabSheet.setTabPosition(tab, idx);
}
}
}
/**
* Handle a drop from another layout
*
* @param event The drag and drop event
*/
@Override
protected void handleDropFromLayout(DragAndDropEvent event) {
AbsoluteLayoutTargetDetails details = (AbsoluteLayoutTargetDetails) event.getTargetDetails();
LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
Component component = transferable.getComponent();
Component source = event.getTransferable().getSourceComponent();
DDAbsoluteLayout layout = (DDAbsoluteLayout) details.getTarget();
int leftPixelPosition = details.getRelativeLeft();
int topPixelPosition = details.getRelativeTop();
// Check that we are not dragging an outer layout into an
// inner
// layout
Component parent = source.getParent();
while (parent != null) {
parent = parent.getParent();
}
// remove component from source using filter
if (source instanceof ComponentContainer) {
ComponentContainer sourceLayout = (ComponentContainer) source;
sourceLayout.removeComponent(component);
}
// Add component to absolute layout
layout.addComponent(
component, "left:" + leftPixelPosition + "px;top:" + topPixelPosition + "px");
}
private void assignDsTag(final DragAndDropEvent event) {
final com.vaadin.event.dd.TargetDetails taregtDet = event.getTargetDetails();
final Table distTable = (Table) taregtDet.getTarget();
final Set<DistributionSetIdName> distsSelected = getTableValue(distTable);
final Set<Long> distList = new HashSet<>();
final AbstractSelectTargetDetails dropData =
(AbstractSelectTargetDetails) event.getTargetDetails();
final Object distItemId = dropData.getItemIdOver();
if (!distsSelected.contains(distItemId)) {
distList.add(((DistributionSetIdName) distItemId).getId());
} else {
distList.addAll(distsSelected.stream().map(t -> t.getId()).collect(Collectors.toList()));
}
final String distTagName =
HawkbitCommonUtil.removePrefix(
event.getTransferable().getSourceComponent().getId(),
SPUIDefinitions.DISTRIBUTION_TAG_ID_PREFIXS);
final DistributionSetTagAssignmentResult result =
distributionSetManagement.toggleTagAssignment(distList, distTagName);
uiNotification.displaySuccess(
HawkbitCommonUtil.createAssignmentMessage(distTagName, result, i18n));
if (result.getAssigned() >= 1
&& managementUIState.getDistributionTableFilters().isNoTagSelected()) {
refreshFilter();
}
}
/*
* (non-Javadoc)
*
* @see
* com.vaadin.event.dd.acceptCriteria.AcceptCriterion#accepts(com.vaadin
* .event.dd.DragAndDropEvent)
*/
@Override
public boolean accept(DragAndDropEvent dragEvent) {
AbstractSelectTargetDetails dropTargetData =
(AbstractSelectTargetDetails) dragEvent.getTargetDetails();
tree = (Tree) dragEvent.getTargetDetails().getTarget();
allowedItemIds = getAllowedItemIds(dragEvent, tree);
return allowedItemIds.contains(dropTargetData.getItemIdOver());
}
private static void showSourcePath(final DragAndDropEvent dropEvent) {
final Collection<String> dataFlavors = dropEvent.getTransferable().getDataFlavors();
for (final String string : dataFlavors) {
final Object data = dropEvent.getTransferable().getData(string);
if (data instanceof String && ((String) data).startsWith("file:///")) {
LOG.debug("File Path: " + data);
}
}
}
/* (non-Javadoc)
* @see fi.jasoft.dragdroplayouts.drophandlers.DefaultCssLayoutDropHandler#handleComponentReordering(com.vaadin.event.dd.DragAndDropEvent)
*/
@Override
protected void handleComponentReordering(DragAndDropEvent event) {
LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
CssLayoutTargetDetails details = (CssLayoutTargetDetails) event.getTargetDetails();
// Get the components
DDCssLayout layout = (DDCssLayout) details.getTarget();
Component comp = transferable.getComponent();
Component over = details.getOverComponent();
if (over == comp) {
// If the component and the target are the same, ignore the
// drag, the component was released "on itself" so no
// reordering is required.
return;
}
// We are using a CSS layout with float:left; we only care about
// horizontal positioning
HorizontalDropLocation horizontalDropLocation = details.getHorizontalDropLocation();
// Detach - remove current component first, then calculate index.
layout.removeComponent(comp);
int indexOfDropTarget = layout.getComponentIndex(over);
// The layout has the component on top of which the drop occurred
if (indexOfDropTarget > -1) {
// If drop location is to the LEFT, add component before
if (HorizontalDropLocation.LEFT.equals(horizontalDropLocation)
|| HorizontalDropLocation.CENTER.equals(horizontalDropLocation)) {
layout.addComponent(comp, indexOfDropTarget);
} else {
// If drop target is RIGHT, add after
indexOfDropTarget++;
if (indexOfDropTarget < layout.getComponentCount()) {
layout.addComponent(comp, indexOfDropTarget);
} else {
layout.addComponent(comp);
}
}
} else {
// The current layout doesn't have the component on top of which
// it was dropped, most likely the drop was on the underlying
// layout itself. In this case we could look at the vertical
// drop position to determine if we should add the component at
// the top or the bottom in the layout.
layout.addComponent(comp);
// The else could be left out if we want to force the user to
// drop the component on another component, i.e. dropping on
// layout is not supported.
}
}
@SuppressWarnings("unchecked")
private void assignTargetToDs(final DragAndDropEvent event) {
final TableTransferable transferable = (TableTransferable) event.getTransferable();
final AbstractTable<?, TargetIdName> source =
(AbstractTable<?, TargetIdName>) transferable.getSourceComponent();
final Set<TargetIdName> targetDetailsList = source.getDeletedEntityByTransferable(transferable);
final AbstractSelectTargetDetails dropData =
(AbstractSelectTargetDetails) event.getTargetDetails();
final Object distItemId = dropData.getItemIdOver();
assignTargetToDs(getItem(distItemId), targetDetailsList);
}
/**
* Called when a component changed location within the layout
*
* @param event The drag and drop event
*/
@Override
protected void handleComponentReordering(DragAndDropEvent event) {
AbsoluteLayoutTargetDetails details = (AbsoluteLayoutTargetDetails) event.getTargetDetails();
DDAbsoluteLayout layout = (DDAbsoluteLayout) details.getTarget();
LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
Component component = transferable.getComponent();
// Get top-left pixel position
int leftPixelPosition = details.getRelativeLeft();
int topPixelPosition = details.getRelativeTop();
ComponentPosition position = layout.getPosition(component);
position.setLeft((float) leftPixelPosition, Sizeable.UNITS_PIXELS);
position.setTop((float) topPixelPosition, Sizeable.UNITS_PIXELS);
}
@Override
protected void onDropEventFromWrapper(final DragAndDropEvent event) {
if (event
.getTransferable()
.getSourceComponent()
.getId()
.startsWith(SPUIDefinitions.DISTRIBUTION_TAG_ID_PREFIXS)) {
assignDsTag(event);
} else {
assignTargetTag(event);
}
}
private void assignTargetTag(final DragAndDropEvent event) {
final AbstractSelectTargetDetails dropData =
(AbstractSelectTargetDetails) event.getTargetDetails();
final Object distItemId = dropData.getItemIdOver();
final String targetTagName =
HawkbitCommonUtil.removePrefix(
event.getTransferable().getSourceComponent().getId(),
SPUIDefinitions.TARGET_TAG_ID_PREFIXS);
// get all the targets assigned to the tag
// assign dist to those targets
final List<Target> assignedTargets = targetService.findTargetsByTag(targetTagName);
if (!assignedTargets.isEmpty()) {
final Set<TargetIdName> targetDetailsList = new HashSet<>();
assignedTargets.forEach(
target ->
targetDetailsList.add(
new TargetIdName(target.getId(), target.getControllerId(), target.getName())));
assignTargetToDs(getItem(distItemId), targetDetailsList);
} else {
uiNotification.displaySuccess(
i18n.get("message.no.targets.assiged.fortag", new Object[] {targetTagName}));
}
}
@Override
protected void handleDropFromLayout(DragAndDropEvent event) {
LayoutBoundTransferable transferable = (LayoutBoundTransferable) event.getTransferable();
TabSheetTargetDetails details = (TabSheetTargetDetails) event.getTargetDetails();
DDTabSheet tabSheet = (DDTabSheet) details.getTarget();
Component c = transferable.getComponent();
HorizontalDropLocation location = details.getDropLocation();
int idx = details.getOverIndex();
ComponentContainer source = (ComponentContainer) transferable.getSourceComponent();
// Detach from old source
if (source instanceof ComponentContainer) {
((ComponentContainer) source).removeComponent(c);
} else if (source instanceof SingleComponentContainer) {
((SingleComponentContainer) source).setContent(null);
}
if (location == HorizontalDropLocation.LEFT) {
tabSheet.addTab(c, idx);
} else if (location == HorizontalDropLocation.RIGHT) {
tabSheet.addTab(c, idx + 1);
}
}
@Override
public void drop(final DragAndDropEvent dropEvent) {
if (isTextOnly(dropEvent)) {
showText((WrapperTransferable) dropEvent.getTransferable());
} else if (isFolder(dropEvent)) {
showSourcePath(dropEvent);
getApplication()
.getMainWindow()
.showNotification(
new Notification(
"Dropping Folder is not supported", Notification.TYPE_WARNING_MESSAGE));
} else {
handleFiles(dropEvent);
}
}
@Override
protected void handleHTML5Drop(DragAndDropEvent event) {
TabSheetTargetDetails details = (TabSheetTargetDetails) event.getTargetDetails();
HorizontalDropLocation location = details.getDropLocation();
DDTabSheet tabSheet = (DDTabSheet) details.getTarget();
int idx = details.getOverIndex();
Component c = resolveComponentFromHTML5Drop(event);
c.setCaption(resolveCaptionFromHTML5Drop(event));
if (location == HorizontalDropLocation.LEFT) {
tabSheet.addTab(c, idx);
} else if (location == HorizontalDropLocation.RIGHT) {
tabSheet.addTab(c, idx + 1);
}
}
/*
* Uses enhanced server side check
*/
@Override
public boolean accept(DragAndDropEvent dragEvent) {
try {
// must be over tree node and in the middle of it (not top or
// bottom
// part)
TreeTargetDetails eventDetails = (TreeTargetDetails) dragEvent.getTargetDetails();
Object itemIdOver = eventDetails.getItemIdOver();
if (!eventDetails.getTarget().areChildrenAllowed(itemIdOver)) {
return false;
}
// return true if directly over
return eventDetails.getDropLocation() == VerticalDropLocation.MIDDLE;
} catch (Exception e) {
return false;
}
}
@Override
public boolean accept(DragAndDropEvent dragEvent) {
try {
TreeTargetDetails eventDetails = (TreeTargetDetails) dragEvent.getTargetDetails();
if (eventDetails.getItemIdOver() != null) {
Object itemId = eventDetails.getItemIdOver();
int i = 0;
while (itemId != null && (depthToCheck == -1 || i <= depthToCheck)) {
if (itemId.equals(rootId)) {
return true;
}
itemId = getParent(itemId);
i++;
}
}
return false;
} catch (Exception e) {
return false;
}
}
private static Html5File[] getFilesFrom(final DragAndDropEvent dropEvent) {
return ((WrapperTransferable) dropEvent.getTransferable()).getFiles();
}
@Override
public void drop(DragAndDropEvent event) {
WrapperTargetDetails ed = (WrapperTargetDetails) event.getTargetDetails();
Transferable ctr = event.getTransferable();
// use "component" (from DragDropPane) if available, else take
// the source component
Component component = null;
if (ctr instanceof WrapperTransferable) {
component = ((WrapperTransferable) ctr).getDraggedComponent();
} else if (ctr instanceof DataBoundTransferable) {
// Item has been dragged, construct a Label from
// Item id
Label l = new Label();
l.setSizeUndefined();
l.setValue("ItemId : " + ((DataBoundTransferable) ctr).getItemId());
component = l;
}
if (component != null) {
if (component.getParent() != root) {
root.addComponent(component);
Integer left = ed.getAbsoluteLeft();
Integer top = ed.getAbsoluteTop();
MouseEventDetails eventDetails = ed.getMouseEvent();
int clientX = eventDetails.getClientX();
int clientY = eventDetails.getClientY();
try {
root.getPosition(component).setTopValue(Float.valueOf(clientY - top));
root.getPosition(component).setLeftValue(Float.valueOf(clientX - left));
} catch (Exception e) {
}
} else {
// drag started and ended inside the this Pane
MouseEventDetails start =
((WrapperTransferable) event.getTransferable()).getMouseDownEvent();
MouseEventDetails eventDetails = ed.getMouseEvent();
int deltaX = eventDetails.getClientX() - start.getClientX();
int deltaY = eventDetails.getClientY() - start.getClientY();
ComponentPosition p = root.getPosition(component);
p.setTopValue(p.getTopValue() + deltaY);
p.setLeftValue(p.getLeftValue() + deltaX);
}
} else {
// drag coming outside of Vaadin
WrapperTransferable wtr = (WrapperTransferable) ctr;
String object = wtr.getText();
// String html = wtr.getHtml();
// String url = (String) ctr.getData("Url");
final Label l = new Label();
l.setCaption("Generated from HTML5 drag:");
if (object != null) {
if (object.length() > 80) {
object = object.substring(0, 79);
}
l.setValue(object);
} else {
l.setValue("HTML5 dd");
}
Html5File[] files = wtr.getFiles();
if (files != null) {
for (Html5File html5File : files) {
l.setCaption(html5File.getFileName());
html5File.setStreamVariable(
new StreamVariable() {
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
@Override
public OutputStream getOutputStream() {
return byteArrayOutputStream;
}
@Override
public boolean listenProgress() {
return false;
}
@Override
public void onProgress(StreamingProgressEvent event) {}
@Override
public void streamingStarted(StreamingStartEvent event) {}
@Override
public void streamingFinished(StreamingEndEvent event) {
l.setValue(
(new String(byteArrayOutputStream.toByteArray()).substring(0, 80) + "..."));
}
@Override
public void streamingFailed(StreamingErrorEvent event) {}
@Override
public boolean isInterrupted() {
return false;
}
});
}
}
l.setSizeUndefined();
root.addComponent(l);
}
return;
}
protected String resolveCaptionFromHTML5Drop(DragAndDropEvent event) {
return event.getTransferable().getData("html5Data").toString();
}
@Override
@SuppressWarnings("static-access")
public void drop(DragAndDropEvent dropEvent) {
if (dropEvent.getTransferable().getSourceComponent() instanceof FileIcon) {
// update the position
DragAndDropWrapper.WrapperTransferable transferable =
(WrapperTransferable) dropEvent.getTransferable();
MouseEventDetails mouseDownEvent = transferable.getMouseDownEvent();
WrapperTargetDetails dropTargetDetails =
(WrapperTargetDetails) dropEvent.getTargetDetails();
MouseEventDetails mouseEvent = dropTargetDetails.getMouseEvent();
int deltaX = mouseEvent.getClientX() - mouseDownEvent.getClientX();
int deltaY = mouseEvent.getClientY() - mouseDownEvent.getClientY();
ComponentPosition position = l.getPosition(transferable.getSourceComponent());
position.setTop(position.getTopValue() + deltaY, UNITS_PIXELS);
position.setLeft(position.getLeftValue() + deltaX, UNITS_PIXELS);
} else if (dropEvent.getTransferable().getSourceComponent() == tree1) {
// dragged something from tree to the folder shown
File draggedFile = (File) ((DataBoundTransferable) dropEvent.getTransferable()).getItemId();
DDTest6.get().setParent(draggedFile, folder);
} else {
// expecting this to be an html5 drag
WrapperTransferable tr = (WrapperTransferable) dropEvent.getTransferable();
Html5File[] files2 = tr.getFiles();
if (files2 != null) {
for (Html5File html5File : files2) {
String fileName = html5File.getFileName();
// int bytes = html5File.getFileSize();
final ByteArrayOutputStream bas = new ByteArrayOutputStream();
StreamVariable streamVariable =
new StreamVariable() {
@Override
public OutputStream getOutputStream() {
return bas;
}
@Override
public boolean listenProgress() {
return false;
}
@Override
public void onProgress(StreamingProgressEvent event) {}
@Override
public void streamingStarted(StreamingStartEvent event) {}
@Override
public void streamingFinished(StreamingEndEvent event) {}
@Override
public void streamingFailed(StreamingErrorEvent event) {}
@Override
public boolean isInterrupted() {
return false;
}
};
html5File.setStreamVariable(streamVariable);
File file = new File(fileName, bas);
file.setType(html5File.getType());
// FF don't know csv
if (fileName.endsWith(".csv")) {
file.setType("text/csv");
}
DDTest6.get().fs1.addBean(file);
DDTest6.get().tree1.setChildrenAllowed(file, false);
DDTest6.get().setParent(file, folder);
}
}
}
}
