| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.dialogs; |
| |
| import java.util.List; |
| |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.viewers.DoubleClickEvent; |
| import org.eclipse.jface.viewers.IDoubleClickListener; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.jface.viewers.IStructuredContentProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.swt.widgets.Table; |
| |
| /** |
| * A dialog that prompts for one element out of a list of elements. Uses |
| * <code>IStructuredContentProvider</code> to provide the elements and |
| * <code>ILabelProvider</code> to provide their labels. |
| * |
| * @since 2.1 |
| */ |
| public class ListDialog extends SelectionDialog { |
| private IStructuredContentProvider fContentProvider; |
| |
| private ILabelProvider fLabelProvider; |
| |
| private Object fInput; |
| |
| private TableViewer fTableViewer; |
| |
| private boolean fAddCancelButton = true; |
| |
| private int widthInChars = 55; |
| |
| private int heightInChars = 15; |
| |
| /** |
| * Create a new instance of the receiver with parent shell of parent. |
| * @param parent |
| */ |
| public ListDialog(Shell parent) { |
| super(parent); |
| } |
| |
| /** |
| * @param input The input for the list. |
| */ |
| public void setInput(Object input) { |
| fInput = input; |
| } |
| |
| /** |
| * @param sp The content provider for the list. |
| */ |
| public void setContentProvider(IStructuredContentProvider sp) { |
| fContentProvider = sp; |
| } |
| |
| /** |
| * @param lp The labelProvider for the list. |
| */ |
| public void setLabelProvider(ILabelProvider lp) { |
| fLabelProvider = lp; |
| } |
| |
| /** |
| *@param addCancelButton if <code>true</code> there will be a cancel |
| * button. |
| */ |
| public void setAddCancelButton(boolean addCancelButton) { |
| fAddCancelButton = addCancelButton; |
| } |
| |
| /** |
| * @return the TableViewer for the receiver. |
| */ |
| public TableViewer getTableViewer() { |
| return fTableViewer; |
| } |
| |
| protected void createButtonsForButtonBar(Composite parent) { |
| if (!fAddCancelButton) { |
| createButton(parent, IDialogConstants.OK_ID, |
| IDialogConstants.OK_LABEL, true); |
| } else { |
| super.createButtonsForButtonBar(parent); |
| } |
| } |
| |
| protected Control createDialogArea(Composite container) { |
| Composite parent = (Composite) super.createDialogArea(container); |
| createMessageArea(parent); |
| fTableViewer = new TableViewer(parent, getTableStyle()); |
| fTableViewer.setContentProvider(fContentProvider); |
| fTableViewer.setLabelProvider(fLabelProvider); |
| fTableViewer.setInput(fInput); |
| fTableViewer.addDoubleClickListener(new IDoubleClickListener() { |
| public void doubleClick(DoubleClickEvent event) { |
| if (fAddCancelButton) { |
| okPressed(); |
| } |
| } |
| }); |
| List initialSelection = getInitialElementSelections(); |
| if (initialSelection != null) { |
| fTableViewer |
| .setSelection(new StructuredSelection(initialSelection)); |
| } |
| GridData gd = new GridData(GridData.FILL_BOTH); |
| gd.heightHint = convertHeightInCharsToPixels(heightInChars); |
| gd.widthHint = convertWidthInCharsToPixels(widthInChars); |
| Table table = fTableViewer.getTable(); |
| table.setLayoutData(gd); |
| table.setFont(container.getFont()); |
| return parent; |
| } |
| |
| /** |
| * Return the style flags for the table viewer. |
| * @return int |
| */ |
| protected int getTableStyle() { |
| return SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER; |
| } |
| |
| /* |
| * Overrides method from Dialog |
| */ |
| protected void okPressed() { |
| // Build a list of selected children. |
| IStructuredSelection selection = (IStructuredSelection) fTableViewer |
| .getSelection(); |
| setResult(selection.toList()); |
| super.okPressed(); |
| } |
| |
| /** |
| * Returns the initial height of the dialog in number of characters. |
| * |
| * @return the initial height of the dialog in number of characters |
| */ |
| public int getHeightInChars() { |
| return heightInChars; |
| } |
| |
| /** |
| * Returns the initial width of the dialog in number of characters. |
| * |
| * @return the initial width of the dialog in number of characters |
| */ |
| public int getWidthInChars() { |
| return widthInChars; |
| } |
| |
| /** |
| * Sets the initial height of the dialog in number of characters. |
| * |
| * @param heightInChars |
| * the initialheight of the dialog in number of characters |
| */ |
| public void setHeightInChars(int heightInChars) { |
| this.heightInChars = heightInChars; |
| } |
| |
| /** |
| * Sets the initial width of the dialog in number of characters. |
| * |
| * @param widthInChars |
| * the initial width of the dialog in number of characters |
| */ |
| public void setWidthInChars(int widthInChars) { |
| this.widthInChars = widthInChars; |
| } |
| } |