ToolItem remove = getRemoveItemTool();
if (remove != null)
remove.setEnabled(isRemovable(event.getSelection()));
}
});
ViewerDropAdapter dropAdapter = new ViewerDropAdapter(viewer) {
@Override
public void dragEnter(DropTargetEvent event) {
super.dragEnter(event);
event.detail = DND.DROP_COPY;
}
@Override
public boolean validateDrop(Object target, int operation, TransferData transferType) {
if (FileTransfer.getInstance().isSupportedType(transferType))
return true;
if (ResourceTransfer.getInstance().isSupportedType(transferType))
return true;
if (URLTransfer.getInstance().isSupportedType(transferType))
return true;
ISelection selection = LocalSelectionTransfer.getTransfer().getSelection();
if (selection.isEmpty() || !(selection instanceof IStructuredSelection)) {
return false;
}
Iterator< ? > iterator = ((IStructuredSelection) selection).iterator();
while (iterator.hasNext()) {
Object element = iterator.next();
if (!(element instanceof RepositoryBundle) && !(element instanceof RepositoryBundleVersion) && !(element instanceof ProjectBundle)) {
return false;
}
}
return true;
}
@Override
public boolean performDrop(Object data) {
TransferData transfer = getCurrentEvent().currentDataType;
if (URLTransfer.getInstance().isSupportedType(transfer)) {
String urlStr = (String) URLTransfer.getInstance().nativeToJava(transfer);
return handleURLDrop(urlStr);
} else if (data instanceof String[]) {
return handleFileNameDrop((String[]) data);
} else if (data instanceof IResource[]) {
return handleResourceDrop((IResource[]) data);
} else {
return handleSelectionDrop();
}
}
private boolean handleResourceDrop(IResource[] resources) {
File[] files = new File[resources.length];
for (int i = 0; i < resources.length; i++) {
files[i] = resources[i].getLocation().toFile();
}
return handleFileDrop(files);
}
private boolean handleFileNameDrop(String[] paths) {
File[] files = new File[paths.length];
for (int i = 0; i < paths.length; i++) {
files[i] = new File(paths[i]);
}
return handleFileDrop(files);
}
private boolean handleFileDrop(File[] files) {
if (files.length > 0) {
BndPreferences prefs = new BndPreferences();
boolean hideWarning = prefs.getHideWarningExternalFile();
if (!hideWarning) {
MessageDialogWithToggle dialog = MessageDialogWithToggle.openWarning(getSection().getShell(), "Add External Files",
"External files cannot be directly added to a project, they must be added to a local repository first.", "Do not show this warning again.", false, null, null);
if (Window.CANCEL == dialog.getReturnCode())
return false;
if (dialog.getToggleState()) {
prefs.setHideWarningExternalFile(true);
}
}
AddFilesToRepositoryWizard wizard = new AddFilesToRepositoryWizard(null, files);
WizardDialog dialog = new WizardDialog(getSection().getShell(), wizard);
if (Window.OK == dialog.open()) {
List<Pair<String,String>> addingBundles = wizard.getSelectedBundles();
List<VersionedClause> addingClauses = new ArrayList<VersionedClause>(addingBundles.size());
for (Pair<String,String> addingBundle : addingBundles) {
Attrs attribs = new Attrs();
attribs.put(Constants.VERSION_ATTRIBUTE, addingBundle.getSecond());
addingClauses.add(new VersionedClause(addingBundle.getFirst(), attribs));
}
handleAdd(addingClauses);
}
return true;
}
return false;
}
private boolean handleSelectionDrop() {
ISelection selection = LocalSelectionTransfer.getTransfer().getSelection();
if (selection.isEmpty() || !(selection instanceof IStructuredSelection)) {
return false;
}
List<VersionedClause> adding = new LinkedList<VersionedClause>();
Iterator< ? > iterator = ((IStructuredSelection) selection).iterator();
while (iterator.hasNext()) {
Object item = iterator.next();
if (item instanceof RepositoryBundle) {
VersionedClause newClause = RepositoryUtils.convertRepoBundle((RepositoryBundle) item);
adding.add(newClause);
} else if (item instanceof RepositoryBundleVersion) {
RepositoryBundleVersion bundleVersion = (RepositoryBundleVersion) item;
VersionedClause newClause = RepositoryUtils.convertRepoBundleVersion(bundleVersion, phase);
adding.add(newClause);
}
}
handleAdd(adding);
return true;
}
private boolean handleURLDrop(String urlStr) {
try {
URI uri = new URI(urlStr);
AddJpmDependenciesWizard wizard = new AddJpmDependenciesWizard(uri);
WizardDialog dialog = new WizardDialog(getSection().getShell(), wizard);
if (dialog.open() == Window.OK) {
Set<ResourceDescriptor> resources = wizard.getResult();
List<VersionedClause> newBundles = new ArrayList<VersionedClause>(resources.size());
for (ResourceDescriptor resource : resources) {
Attrs attrs = new Attrs();
attrs.put(Constants.VERSION_ATTRIBUTE, resource.version != null ? resource.version.toString() : Version.emptyVersion.toString());
VersionedClause clause = new VersionedClause(resource.bsn, attrs);
newBundles.add(clause);
}
handleAdd(newBundles);
return true;
}
return false;
} catch (URISyntaxException e) {
MessageDialog.openError(getSection().getShell(), "Error", "The dropped URL was invalid: " + urlStr);
return false;
}
}
private void handleAdd(Collection<VersionedClause> newClauses) {
if (newClauses == null || newClauses.isEmpty())
return;
List<VersionedClause> toAdd = new LinkedList<VersionedClause>();
for (VersionedClause newClause : newClauses) {
boolean found = false;
for (ListIterator<VersionedClause> iter = bundles.listIterator(); iter.hasNext();) {
VersionedClause existing = iter.next();
if (newClause.getName().equals(existing.getName())) {
int index = iter.previousIndex();
iter.set(newClause);
viewer.replace(newClause, index);
found = true;
break;
}
}
if (!found)
toAdd.add(newClause);
}
bundles.addAll(toAdd);
viewer.add(toAdd.toArray(new Object[toAdd.size()]));
markDirty();
}
};
dropAdapter.setFeedbackEnabled(false);
dropAdapter.setExpandEnabled(false);
viewer.addDropSupport(DND.DROP_COPY | DND.DROP_MOVE, new Transfer[] {
LocalSelectionTransfer.getTransfer(), FileTransfer.getInstance(), ResourceTransfer.getInstance(), URLTransfer.getInstance()
}, dropAdapter);
table.addKeyListener(new KeyAdapter() {