| /******************************************************************************* |
| * Copyright (c) 2014, 2017 TwelveTone LLC and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Steven Spungin <steven@spungin.tv> - initial API and implementation, Bug 424730 |
| *******************************************************************************/ |
| package org.eclipse.e4.tools.emf.ui.internal.common.resourcelocator.dialogs; |
| |
| import java.net.URL; |
| import java.util.ArrayList; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceProxyVisitor; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.e4.tools.emf.ui.internal.common.resourcelocator.Messages; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.TitleAreaDialog; |
| import org.eclipse.jface.viewers.ColumnLabelProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Shell; |
| |
| public class ProjectFolderPickerDialog extends TitleAreaDialog { |
| |
| private TreeViewer viewer; |
| private IProject project; |
| private String srcPath; |
| private String value; |
| |
| protected ProjectFolderPickerDialog(Shell parentShell, IProject project, String srcPath) { |
| super(parentShell); |
| this.project = project; |
| this.srcPath = srcPath; |
| } |
| |
| static class ProjectContentProvider implements ITreeContentProvider { |
| |
| private IProject project; |
| |
| public ProjectContentProvider() { |
| } |
| |
| @Override |
| public void dispose() { |
| } |
| |
| @Override |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| this.project = (IProject) newInput; |
| } |
| |
| @Override |
| public Object[] getElements(Object inputElement) { |
| return new Object[] { project.getName() }; |
| } |
| |
| @Override |
| public Object[] getChildren(final Object parentElement) { |
| if (parentElement instanceof String) { |
| return getChildren(project); |
| } |
| final IResource resource = (IResource) parentElement; |
| final ArrayList<Object> list = new ArrayList<>(); |
| IResourceProxyVisitor visitor = proxy -> { |
| if (proxy.getType() == IResource.FOLDER && proxy.requestResource().getParent() == resource) { |
| if (proxy.requestResource().equals(resource) == false) { |
| list.add(proxy.requestResource()); |
| } |
| } |
| return true; |
| }; |
| try { |
| resource.accept(visitor, IResource.DEPTH_ONE); |
| } catch (CoreException e) { |
| e.printStackTrace(); |
| } |
| return list.toArray(new Object[0]); |
| } |
| |
| @Override |
| public Object getParent(Object element) { |
| IResource resource = (IResource) element; |
| return resource.getParent(); |
| } |
| |
| Boolean found = false; |
| |
| @Override |
| public boolean hasChildren(Object element) { |
| if (element instanceof String) { |
| return true; |
| } |
| final IResource resource = (IResource) element; |
| try { |
| found = false; |
| resource.accept(proxy -> { |
| if (proxy.getType() == IResource.FOLDER && proxy.requestResource().equals(resource) == false) { |
| found = true; |
| return false; |
| } |
| return true; |
| }, IResource.DEPTH_ONE); |
| } catch (CoreException e) { |
| e.printStackTrace(); |
| } |
| return found; |
| } |
| } |
| |
| static class ProjectLabelProvider extends ColumnLabelProvider { |
| @Override |
| public String getText(Object element) { |
| if (element instanceof String) { |
| return element.toString(); |
| } |
| IResource resource = (IResource) element; |
| return resource.getName(); |
| } |
| |
| @Override |
| public Image getImage(Object element) { |
| try { |
| if (element instanceof String) { |
| return new Image(Display.getDefault(), new URL(Messages.ProjectFolderPickerDialog_0).openStream()); |
| } |
| return new Image(Display.getDefault(), new URL("platform:/plugin/org.eclipse.ui.ide/icons/full/obj16/folder.png").openStream()); //$NON-NLS-1$ |
| } catch (Exception e) { |
| return super.getImage(element); |
| } |
| } |
| } |
| |
| @Override |
| protected boolean isResizable() { |
| return true; |
| } |
| |
| @Override |
| protected void createButtonsForButtonBar(Composite parent) { |
| super.createButtonsForButtonBar(parent); |
| |
| Button button = new Button(parent, SWT.PUSH); |
| button.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| button.setText(Messages.ProjectFolderPickerDialog_useSourceDirectory); |
| button.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| value = Path.fromOSString(srcPath).removeLastSegments(1).toOSString(); |
| ProjectFolderPickerDialog.super.okPressed(); |
| } |
| }); |
| button.moveAbove(getButton(IDialogConstants.CANCEL_ID)); |
| |
| ((GridLayout) parent.getLayout()).numColumns = 3; |
| } |
| |
| @Override |
| protected void okPressed() { |
| Object selected = ((IStructuredSelection) viewer.getSelection()).getFirstElement(); |
| if (selected == null || selected instanceof String) { |
| value = ""; //$NON-NLS-1$ |
| } else { |
| IResource resource = (IResource) selected; |
| value = resource.getFullPath().removeFirstSegments(1).toOSString(); |
| } |
| |
| super.okPressed(); |
| } |
| |
| @Override |
| protected Control createDialogArea(Composite parent) { |
| // TODO Auto-generated method stub |
| Composite ret = (Composite) super.createDialogArea(parent); |
| |
| viewer = new TreeViewer(ret); |
| viewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH)); |
| viewer.setContentProvider(new ProjectContentProvider()); |
| viewer.setLabelProvider(new ProjectLabelProvider()); |
| viewer.setInput(project); |
| viewer.expandToLevel(2); |
| |
| viewer.addDoubleClickListener(event -> okPressed()); |
| |
| if (srcPath != null) { |
| |
| IPath path = Path.fromOSString(srcPath); |
| |
| Composite compPath = new Composite(ret, SWT.NONE); |
| compPath.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| compPath.setLayout(new GridLayout(2, false)); |
| |
| Label label = new Label(compPath, SWT.NONE); |
| label.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| label.setText(Messages.ProjectFolderPickerDialog_sourceResourceName); |
| |
| Label label2 = new Label(compPath, SWT.NONE); |
| label2.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| label2.setText(path.lastSegment()); |
| |
| Label label3 = new Label(compPath, SWT.NONE); |
| label3.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| label3.setText(Messages.ProjectFolderPickerDialog_sourceResourceDirectory); |
| |
| Label lblResourcePath = new Label(compPath, SWT.NONE); |
| lblResourcePath.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); |
| lblResourcePath.setText(path.removeLastSegments(1).toOSString()); |
| } |
| |
| String message = Messages.ProjectFolderPickerDialog_6; |
| getShell().setText(message); |
| setTitle(message); |
| setMessage(message); |
| return ret; |
| } |
| |
| public String getValue() { |
| return value; |
| } |
| |
| } |