1 files changed, 252 insertions, 0 deletions
diff --git a/jaxb/plugins/org.eclipse.jpt.jaxb.ui/src/org/eclipse/jpt/jaxb/ui/internal/wizards/JavaProjectWizardPage.java b/jaxb/plugins/org.eclipse.jpt.jaxb.ui/src/org/eclipse/jpt/jaxb/ui/internal/wizards/JavaProjectWizardPage.java
new file mode 100644
index 0000000000..70f25961f7
--- /dev/null
+++ b/jaxb/plugins/org.eclipse.jpt.jaxb.ui/src/org/eclipse/jpt/jaxb/ui/internal/wizards/JavaProjectWizardPage.java
@@ -0,0 +1,252 @@
+/*******************************************************************************
+* Copyright (c) 2010 Oracle. 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:
+*     Oracle - initial API and implementation
+*******************************************************************************/
+package org.eclipse.jpt.jaxb.ui.internal.wizards;
+
+import java.util.Iterator;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.LabelProvider;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.wizard.WizardPage;
+import org.eclipse.jpt.jaxb.ui.internal.JptJaxbUiMessages;
+import org.eclipse.jpt.utility.internal.ArrayTools;
+import org.eclipse.jpt.utility.internal.CollectionTools;
+import org.eclipse.jpt.utility.internal.StringTools;
+import org.eclipse.jpt.utility.internal.iterables.FilteringIterable;
+import org.eclipse.jpt.utility.internal.iterables.TransformationIterable;
+import org.eclipse.jpt.utility.internal.iterators.ArrayIterator;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableItem;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ *  JavaProjectWizardPage
+ */
+public class JavaProjectWizardPage extends WizardPage {
+
+	private IJavaProject javaProject;
+	private Table projectTable;
+	private TableViewer projectTableViewer;
+	
+	private static String SELECT_PROJECT_PAGE_NAME = "SelectJavaProject"; //$NON-NLS-1$
+	private static int PROJECT_NAME_COLUMN_INDEX = 0;
+
+	// ********** constructor **********
+	
+	public JavaProjectWizardPage(IJavaProject javaProject) {
+		super(SELECT_PROJECT_PAGE_NAME);
+
+		this.javaProject = javaProject;
+	}
+	
+	// ********** IDialogPage implementation  **********
+
+	public void createControl(Composite parent) {
+		Composite composite = new Composite(parent, SWT.NULL);
+		GridLayout layout = new GridLayout();
+		layout.numColumns = 1;
+		composite.setLayout(layout);
+
+		this.buildLabel(composite, JptJaxbUiMessages.JavaProjectWizardPage_destinationProject);
+		
+		this.projectTable = this.buildProjectTable(composite, this.buildProjectTableSelectionListener());
+		
+		this.projectTableViewer = this.buildProjectTableViewer(
+												this.projectTable, 
+												this.buildProjectTableLabelProvider(), 
+												this.buildProjectTableContentProvider());
+		this.fillProjectList();
+		this.setControl(composite);
+		this.setTableSelection(this.javaProject);
+		this.validate();
+	}
+
+	// ********** listeners **********
+
+	private SelectionListener buildProjectTableSelectionListener() {
+		return new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				selectedProjectChanged();
+			}
+
+			@Override
+			public void widgetDefaultSelected(SelectionEvent e) {
+				widgetSelected(e);
+			}
+			
+			@Override
+			public String toString() {
+				return "PromptProjectWizardPage project table selection listener"; //$NON-NLS-1$
+			}
+		};
+	}
+
+	// ********** listener callbacks **********
+
+	protected void selectedProjectChanged() {
+		if(this.projectTable.getSelectionIndex() != -1) {
+			TableItem item =  this.projectTable.getItem(this.projectTable.getSelectionIndex());
+			String projectName = item.getText(0);
+			if( ! StringTools.stringIsEmpty(projectName)) {
+
+				IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
+				this.setJavaProject(JavaCore.create(project));
+				this.validate();
+			}
+		}
+	}
+	
+	// ********** intra-wizard methods **********
+
+	public IJavaProject getJavaProject() {
+		return this.javaProject;
+	}
+
+	// ********** protected methods **********
+
+	protected void setTableSelection(IJavaProject javaProject) {
+		if(javaProject != null) {
+			String projectName = javaProject.getProject().getName();
+			for(TableItem item: this.projectTable.getItems()) {
+				if(item.getText(0).equals(projectName)) {
+					this.projectTable.setSelection(item);
+				}
+			}
+		}
+	}
+	
+	protected void fillProjectList() {
+		this.projectTableViewer.setInput(this.getSortedJavaProjectsNames());
+	}
+
+	// ********** internal methods **********
+
+	private void validate() {
+		this.setPageComplete(this.projectTable.getSelectionIndex() != -1);
+	}
+	
+	private void setJavaProject(IJavaProject project) {
+		this.javaProject = project;
+	}
+
+	private String[] getSortedJavaProjectsNames() {
+		return ArrayTools.sort(this.getJavaProjectsNames());
+	}
+
+	private String[] getJavaProjectsNames() {
+		return ArrayTools.array(
+			new TransformationIterable<IProject, String>(this.getJavaProjects()) {
+				@Override
+				protected String transform(IProject project) {
+					return project.getName();
+				}
+			},
+			new String[0]);
+	}
+	
+	private Iterable<IProject> getJavaProjects() {
+	   return new FilteringIterable<IProject>(CollectionTools.collection(this.getProjects())) {
+	      @Override
+	      protected boolean accept(IProject next) {
+				try {
+					return next.hasNature(JavaCore.NATURE_ID);
+				}
+				catch (CoreException e) {
+					return false;
+				}
+	      }
+	   };
+	}
+
+	private Iterator<IProject> getProjects() {
+		return new ArrayIterator<IProject>(ResourcesPlugin.getWorkspace().getRoot().getProjects());
+	}
+
+	// ********** inner classes **********
+
+	private final class ProjectTableLabelProvider extends LabelProvider implements ITableLabelProvider {
+
+		public Image getColumnImage(Object element, int columnIndex) {
+			if(columnIndex == PROJECT_NAME_COLUMN_INDEX)
+				return PlatformUI.getWorkbench().getSharedImages().getImage(org.eclipse.ui.ide.IDE.SharedImages.IMG_OBJ_PROJECT);
+			return null;
+		}
+
+		public String getColumnText(Object element, int columnIndex) {
+			assert element instanceof String;
+			String projectName = (String)element;
+			if(columnIndex == PROJECT_NAME_COLUMN_INDEX)
+				return projectName;
+			return null;
+		}		
+	}
+
+	private final class ProjectTableContentProvider implements IStructuredContentProvider {
+
+		public Object[] getElements(Object inputElement) {
+			return ((String[])inputElement);
+		}
+
+		public void dispose() {}
+
+		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
+	}
+
+	// ********** UI components **********
+
+	private ITableLabelProvider buildProjectTableLabelProvider() {
+		return new ProjectTableLabelProvider();
+	}
+
+	private IStructuredContentProvider buildProjectTableContentProvider() {
+		return new ProjectTableContentProvider();
+	}
+
+	private Label buildLabel(Composite parent, String text) {
+		Label label = new Label( parent, SWT.NONE );
+		label.setText(text);
+		return label;
+	}
+
+	private Table buildProjectTable(Composite parent, SelectionListener listener) {
+		TableViewer tableViewer = new TableViewer(parent, 
+												SWT.SINGLE | SWT.BORDER | SWT.V_SCROLL | SWT.VIRTUAL);		
+
+		Table table = tableViewer.getTable();
+		table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
+		table.addSelectionListener(listener);
+		return table;
+	}
+
+	private TableViewer buildProjectTableViewer(Table parent, ITableLabelProvider labelProvider, IStructuredContentProvider contentProvider) {
+
+		TableViewer tableViewer = new TableViewer(parent);
+		tableViewer.setLabelProvider(labelProvider);
+		tableViewer.setContentProvider(contentProvider);
+		return tableViewer;
+	}
+}