| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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.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.Display; |
| import org.eclipse.swt.widgets.Label; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| |
| import org.eclipse.ltk.ui.refactoring.UserInputWizardPage; |
| |
| public abstract class MessageWizardPage extends UserInputWizardPage { |
| |
| public static final int STYLE_NONE= 0; |
| public static final int STYLE_INFORMATION= 1; |
| public static final int STYLE_QUESTION= 2; |
| public static final int STYLE_ERROR= 3; |
| public static final int STYLE_WARNING= 4; |
| |
| private final int fStyle; |
| |
| public MessageWizardPage(String pageName, boolean isLastUserPage, int style) { |
| super(pageName); |
| fStyle= style; |
| } |
| |
| protected abstract String getMessageString(); |
| |
| protected Image getMessageImage() { |
| switch (fStyle) { |
| case STYLE_ERROR : |
| return Display.getCurrent().getSystemImage(SWT.ICON_ERROR); |
| case STYLE_WARNING : |
| return Display.getCurrent().getSystemImage(SWT.ICON_WARNING); |
| case STYLE_INFORMATION : |
| return Display.getCurrent().getSystemImage(SWT.ICON_INFORMATION); |
| case STYLE_QUESTION : |
| return Display.getCurrent().getSystemImage(SWT.ICON_QUESTION); |
| default : |
| return null; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite) |
| */ |
| public void createControl(Composite parent) { |
| initializeDialogUnits(parent); |
| Composite result= new Composite(parent, SWT.NONE); |
| setControl(result); |
| GridLayout layout= new GridLayout(); |
| layout.marginHeight= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN) * 3 / 2; |
| layout.marginWidth= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN); |
| layout.verticalSpacing= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING); |
| layout.horizontalSpacing= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING) * 2; |
| layout.numColumns= 2; |
| result.setLayout(layout); |
| |
| Image image= getMessageImage(); |
| if (image != null) { |
| Label label= new Label(result, SWT.NULL); |
| image.setBackground(label.getBackground()); |
| label.setImage(image); |
| label.setLayoutData(new GridData( |
| GridData.HORIZONTAL_ALIGN_CENTER | GridData.VERTICAL_ALIGN_BEGINNING)); |
| } |
| |
| String message= getMessageString(); |
| if (message != null) { |
| Label messageLabel= new Label(result, SWT.WRAP); |
| messageLabel.setText(message); |
| GridData data= new GridData(GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING); |
| data.widthHint= convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH); |
| messageLabel.setLayoutData(data); |
| messageLabel.setFont(result.getFont()); |
| } |
| Dialog.applyDialogFont(result); |
| } |
| } |