| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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.jdt.internal.ui.refactoring; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.core.runtime.Assert; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| |
| import org.eclipse.jdt.internal.ui.util.SWTUtil; |
| |
| |
| class ComboSelectionDialog extends Dialog{ |
| |
| private String fSelection= null; |
| private final String fShellTitle; |
| private final String fLabelText; |
| private final String[] fAllowedStrings; |
| private final int fInitialSelectionIndex; |
| public ComboSelectionDialog(Shell parentShell, String shellTitle, String labelText, String[] comboStrings, int initialSelectionIndex) { |
| super(parentShell); |
| Assert.isNotNull(shellTitle); |
| Assert.isNotNull(labelText); |
| Assert.isTrue(comboStrings.length > 0); |
| Assert.isTrue(initialSelectionIndex >= 0 && initialSelectionIndex < comboStrings.length); |
| fShellTitle= shellTitle; |
| fLabelText= labelText; |
| fAllowedStrings= comboStrings; |
| fInitialSelectionIndex= initialSelectionIndex; |
| } |
| |
| String getSelectedString(){ |
| return fSelection; |
| } |
| |
| /* |
| * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| */ |
| @Override |
| protected Control createDialogArea(Composite parent) { |
| getShell().setText(fShellTitle); |
| |
| Composite composite = (Composite)super.createDialogArea(parent); |
| Composite innerComposite = new Composite(composite, SWT.NONE); |
| innerComposite.setLayoutData(new GridData()); |
| GridLayout gl= new GridLayout(); |
| gl.numColumns= 2; |
| innerComposite.setLayout(gl); |
| |
| Label label= new Label(innerComposite, SWT.NONE); |
| label.setText(fLabelText); |
| label.setLayoutData(new GridData()); |
| |
| final Combo combo= new Combo(innerComposite, SWT.READ_ONLY); |
| SWTUtil.setDefaultVisibleItemCount(combo); |
| for (int i = 0; i < fAllowedStrings.length; i++) { |
| combo.add(fAllowedStrings[i]); |
| } |
| combo.select(fInitialSelectionIndex); |
| fSelection= combo.getItem(combo.getSelectionIndex()); |
| GridData gd= new GridData(); |
| gd.widthHint= convertWidthInCharsToPixels(getMaxStringLength()); |
| combo.setLayoutData(gd); |
| combo.addSelectionListener(new SelectionAdapter(){ |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| fSelection= combo.getItem(combo.getSelectionIndex()); |
| } |
| }); |
| applyDialogFont(composite); |
| return composite; |
| } |
| |
| private int getMaxStringLength() { |
| int max= 0; |
| for (int i= 0; i < fAllowedStrings.length; i++) { |
| max= Math.max(max, fAllowedStrings[i].length()); |
| } |
| return max; |
| } |
| } |