| /******************************************************************************* |
| * Copyright (c) 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.internal.cheatsheets.handlers; |
| |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.jface.dialogs.InputDialog; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| |
| /** |
| * A command handler to open an <code>InputDialog</code> and return the |
| * result. |
| * |
| * @since 3.2 |
| */ |
| public class OpenInputDialogHandler extends AbstractHandler { |
| |
| private static final String PARAM_ID_TITLE = "title"; //$NON-NLS-1$ |
| |
| private static final String PARAM_ID_MESSAGE = "message"; //$NON-NLS-1$ |
| |
| private static final String PARAM_ID_INITIAL_VALUE = "initialValue"; //$NON-NLS-1$ |
| |
| private static final String PARAM_ID_CANCEL_RETURNS = "cancelReturns"; //$NON-NLS-1$ |
| |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| |
| String title = event.getParameter(PARAM_ID_TITLE); |
| String message = event.getParameter(PARAM_ID_MESSAGE); |
| String initialValue = event.getParameter(PARAM_ID_INITIAL_VALUE); |
| |
| IWorkbenchWindow activeWindow = PlatformUI.getWorkbench() |
| .getActiveWorkbenchWindow(); |
| Shell shell = (activeWindow != null) ? activeWindow.getShell() : null; |
| |
| InputDialog dialog = new InputDialog(shell, title, message, |
| initialValue, null); |
| int returnCode = dialog.open(); |
| |
| if (returnCode == Window.CANCEL) { |
| String cancelReturns = event.getParameter(PARAM_ID_CANCEL_RETURNS); |
| if (cancelReturns != null) |
| return cancelReturns; |
| else |
| throw new ExecutionException("dialog canceled"); //$NON-NLS-1$ |
| } |
| |
| return dialog.getValue(); |
| } |
| |
| } |