@SuppressWarnings("rawtypes")
public static CheckedTreeSelectionDialog createMulti(
Shell parent,
String title,
String message,
Class[] filter,
Object input,
List selectedElements) {
CheckedTreeSelectionDialog diag =
new CheckedTreeSelectionDialog(
parent, new WorkbenchLabelProvider(), new BaseWorkbenchContentProvider());
configure(diag, title, message);
if (filter.length > 0) {
diag.addFilter(new TypedViewerFilter(filter));
}
diag.setInput(input);
if (selectedElements != null) {
diag.setInitialElementSelections(selectedElements);
}
return diag;
}
/**
* Creates and opens a dialog enabling the user to select one or more elements from the specified
* input tree.
*
* @param shell The parent shell for the dialog.
* @param input The input for the dialog's tree.
* @param allowMultipleSelections Whether or not to allow multiple items to be selected. If false,
* then only one item may be selected from the tree, otherwise the tree's selection will be
* determined by checkboxes.
* @return The result of the dialog, usually either {@link Window#OK} or {@link Window#CANCEL}.
*/
public int openDialog(Shell shell, Object input, boolean allowMultipleSelections) {
// Create the dialog if necessary.
final SelectionDialog dialog;
// Set up the content and label providers. These are required for
// any TreeViewer.
ITreeContentProvider contentProvider = createContentProvider();
ILabelProvider labelProvider = createLabelProvider();
// Create a dialog with or without checkboxes in the tree.
if (allowMultipleSelections) {
dialog = createCheckedTreeSelectionDialog(shell, labelProvider, contentProvider);
} else {
dialog = createElementTreeSelectionDialog(shell, labelProvider, contentProvider);
}
// Set its title and message.
dialog.setTitle(title);
dialog.setMessage(message);
setInput(input);
// Set the input and refresh the viewer.
if (allowMultipleSelections) {
CheckedTreeSelectionDialog treeDialog = (CheckedTreeSelectionDialog) dialog;
treeDialog.setInput(root);
if (!initialSelection.isEmpty()) {
treeDialog.setInitialSelections(initialSelection.toArray());
newSelection.addAll(initialSelection);
}
} else {
ElementTreeSelectionDialog treeDialog = (ElementTreeSelectionDialog) dialog;
treeDialog.setInput(root);
if (!initialSelection.isEmpty()) {
Node initialNode = initialSelection.iterator().next();
treeDialog.setInitialSelection(initialNode);
newSelection.add(initialNode);
}
}
// Return the result of opening the dialog.
int result = dialog.open();
// If the dialog was closed or cancelled, reset the selection to the
// initial one.
if (result != Window.OK) {
newSelection.clear();
for (Node node : initialSelection) {
newSelection.add(node);
}
}
return result;
}
protected void handleScanButtonPressed() {
ScannedFilesContentProvider contentProvider =
new ScannedFilesContentProvider(suffixesText.getText());
CheckedTreeSelectionDialog dialog =
new CheckedTreeSelectionDialog(
SpringUIUtils.getStandardDisplay().getActiveShell(),
new ScannedFilesLabelProvider(),
contentProvider) {
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
Label note = new Label(composite, SWT.WRAP);
note.setText(BeansUIPlugin.getResourceString(SCAN_NOTE_LABEL));
note.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
return composite;
}
};
dialog.setTitle(BeansUIPlugin.getResourceString(DIALOG_TITLE));
dialog.setMessage(BeansUIPlugin.getResourceString(DIALOG_MESSAGE));
dialog.addFilter(new ConfigFileFilter(project.getConfigSuffixes()));
dialog.setValidator(new StorageSelectionValidator(true));
dialog.setInput(project.getProject());
dialog.setSorter(new JavaElementSorter());
dialog.setInitialSelections(contentProvider.getElements(project.getProject()));
if (dialog.open() == Window.OK) {
Object[] selection = dialog.getResult();
if (selection != null && selection.length > 0) {
for (Object element : selection) {
String config;
if (element instanceof ZipEntryStorage) {
ZipEntryStorage storage = (ZipEntryStorage) element;
config = storage.getFullName();
} else {
IFile file = (IFile) element;
config = file.getProjectRelativePath().toString();
}
project.addConfig(config, IBeansConfig.Type.MANUAL);
}
configsViewer.refresh(false);
hasUserMadeChanges = true;
}
}
}
/**
* Creates a dialog used to select <i>multiple</i> values from the input tree.
*
* @param shell The parent shell for the dialog.
* @param labelProvider The label provider for the tree.
* @param contentProvider The content provider for the tree.
* @return The new dialog.
*/
private CheckedTreeSelectionDialog createCheckedTreeSelectionDialog(
Shell shell, ILabelProvider labelProvider, ITreeContentProvider contentProvider) {
// Create a custom check-state listener to update the selected elements
// on the fly.
final ICheckStateListener checkStateListener = createCheckStateListener();
CheckedTreeSelectionDialog treeDialog =
new CheckedTreeSelectionDialog(shell, labelProvider, contentProvider) {
/*
* (non-Javadoc)
* @see org.eclipse.ui.dialogs.CheckedTreeSelectionDialog#createSelectionButtons(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Composite createSelectionButtons(Composite composite) {
Composite buttonComposite = super.createSelectionButtons(composite);
// Add listeners to the select-all and deselect-all buttons
// because they do not trigger the check-state listener.
getButton(IDialogConstants.SELECT_ALL_ID)
.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newSelection.clear();
checkNode(root, true);
}
});
getButton(IDialogConstants.DESELECT_ALL_ID)
.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newSelection.clear();
}
});
return buttonComposite;
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.dialogs.CheckedTreeSelectionDialog#createTreeViewer(org.eclipse.swt.widgets.Composite)
*/
@Override
protected CheckboxTreeViewer createTreeViewer(Composite parent) {
// Create the default TreeViewer.
CheckboxTreeViewer viewer = super.createTreeViewer(parent);
// Add the check state provider and listener.
viewer.addCheckStateListener(checkStateListener);
return viewer;
}
};
// Set this flag so the "grayed" state of parent nodes is handled
// properly.
treeDialog.setContainerMode(true);
return treeDialog;
}