package com.quantum.ui.dialog; import java.util.ArrayList; import java.util.Collections; import java.util.Iterator; import java.util.List; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.viewers.ILabelProviderListener; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.ITableLabelProvider; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; 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.Shell; /** * @author BC */ public class SimpleSelectionDialog extends Dialog { class LabelProvider implements ITableLabelProvider { public Image getColumnImage(Object element, int columnIndex) { return SimpleSelectionDialog.this.image; } public String getColumnText(Object element, int columnIndex) { return element.toString(); } public void addListener(ILabelProviderListener listener) { } public void dispose() { } public boolean isLabelProperty(Object element, String property) { return false; } public void removeListener(ILabelProviderListener listener) { } } class ContentProvider implements IStructuredContentProvider { public Object[] getElements(Object inputElement) { return SimpleSelectionDialog.this.objects; } public void dispose() { } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } } private final String title; private TableViewer viewer; private final Image image; private final Object[] objects; private List selection = Collections.synchronizedList(new ArrayList()); private final boolean multipleSelection; /** * @param parentShell */ public SimpleSelectionDialog(Shell parentShell, String title, Object[] objects, Image image) { this(parentShell, title, objects, image, false); } public SimpleSelectionDialog(Shell parentShell, String title, Object[] objects, Image image, boolean multipleSelection) { super(parentShell); this.title = title; this.objects = objects; this.image = image; this.multipleSelection = multipleSelection; } protected void configureShell(Shell shell) { super.configureShell(shell); shell.setText(title); GridLayout layout = new GridLayout(); shell.setLayout(layout); } protected Control createDialogArea(Composite parent) { Composite composite = new Composite(parent, 0); GridLayout layout = new GridLayout(); composite.setLayout(layout); layout.numColumns = 1; layout.verticalSpacing = 1; int style = SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL; if (this.multipleSelection) { style |= SWT.MULTI; } this.viewer = new TableViewer(composite, style); GridData full = new GridData(GridData.FILL_HORIZONTAL); full.widthHint = 200; full.heightHint = 50; this.viewer.getControl().setLayoutData(full); this.viewer.setLabelProvider(new LabelProvider()); this.viewer.setContentProvider(new ContentProvider()); this.viewer.setInput(this); this.viewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { Button okButton = getButton(IDialogConstants.OK_ID); okButton.setEnabled(!event.getSelection().isEmpty()); } }); return composite; } protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); Button okButton = getButton(IDialogConstants.OK_ID); okButton.setEnabled(false); } protected void okPressed() { IStructuredSelection selection = (IStructuredSelection) this.viewer.getSelection(); this.selection.clear(); for (Iterator i = selection.iterator(); i.hasNext();) { this.selection.add(i.next()); } super.okPressed(); } /** * @return Returns the selectedElement. */ public IStructuredSelection getSelection() { return new StructuredSelection(this.selection); } }