| /******************************************************************************* |
| * Copyright (c) 2000, 2018 IBM Corporation and others. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.ui.wizards.buildpath; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.dltk.core.DLTKCore; |
| import org.eclipse.dltk.internal.ui.wizards.NewWizardMessages; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.dialogs.ElementTreeSelectionDialog; |
| import org.eclipse.ui.dialogs.NewFolderDialog; |
| import org.eclipse.ui.views.navigator.ResourceComparator; |
| |
| public class FolderSelectionDialog extends ElementTreeSelectionDialog |
| implements ISelectionChangedListener { |
| |
| private Button fNewFolderButton; |
| private IContainer fSelectedContainer; |
| |
| public FolderSelectionDialog(Shell parent, ILabelProvider labelProvider, |
| ITreeContentProvider contentProvider) { |
| super(parent, labelProvider, contentProvider); |
| setComparator(new ResourceComparator(ResourceComparator.NAME)); |
| } |
| |
| @Override |
| protected Control createDialogArea(Composite parent) { |
| Composite result = (Composite) super.createDialogArea(parent); |
| |
| getTreeViewer().addSelectionChangedListener(this); |
| |
| Button button = new Button(result, SWT.PUSH); |
| button.setText(NewWizardMessages.FolderSelectionDialog_button); |
| button.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent event) { |
| newFolderButtonPressed(); |
| } |
| }); |
| button.setFont(parent.getFont()); |
| fNewFolderButton = button; |
| |
| applyDialogFont(result); |
| if (DLTKCore.DEBUG) { |
| System.err.println("FolderSelectionDialog: Add help support"); //$NON-NLS-1$ |
| } |
| // PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IDLTKHelpContextIds.BP_SELECT_DEFAULT_OUTPUT_FOLDER_DIALOG); |
| |
| return result; |
| } |
| |
| private void updateNewFolderButtonState() { |
| IStructuredSelection selection = getTreeViewer() |
| .getStructuredSelection(); |
| fSelectedContainer = null; |
| if (selection.size() == 1) { |
| Object first = selection.getFirstElement(); |
| if (first instanceof IContainer) { |
| fSelectedContainer = (IContainer) first; |
| } |
| } |
| fNewFolderButton.setEnabled(fSelectedContainer != null); |
| } |
| |
| protected void newFolderButtonPressed() { |
| NewFolderDialog dialog = new NewFolderDialog(getShell(), |
| fSelectedContainer) { |
| @Override |
| protected Control createContents(Composite parent) { |
| // PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, |
| // IDLTKHelpContextIds.BP_CREATE_NEW_FOLDER); |
| if (DLTKCore.DEBUG) { |
| System.err |
| .println("FolderSelectionDialog: Add help support"); //$NON-NLS-1$ |
| } |
| return super.createContents(parent); |
| } |
| }; |
| if (dialog.open() == Window.OK) { |
| TreeViewer treeViewer = getTreeViewer(); |
| treeViewer.refresh(fSelectedContainer); |
| Object createdFolder = dialog.getResult()[0]; |
| treeViewer.reveal(createdFolder); |
| treeViewer.setSelection(new StructuredSelection(createdFolder)); |
| } |
| } |
| |
| @Override |
| public void selectionChanged(SelectionChangedEvent event) { |
| updateNewFolderButtonState(); |
| } |
| |
| } |