Java tutorial
/******************************************************************************* * Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc. * Distributed under license by Red Hat, Inc. All rights reserved. * This program is 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: * Exadel, Inc. and Red Hat, Inc. - initial API and implementation ******************************************************************************/ package org.jboss.tools.common.model.ui.dialog; import java.util.*; import org.eclipse.swt.*; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.*; import org.eclipse.jface.dialogs.*; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.util.Assert; import org.jboss.tools.common.model.ServiceDialog; public class MessageAndCheckboxDialog extends MessageDialog { public static String MESSAGE = ServiceDialog.DIALOG_MESSAGE; public static String CHECKBOX_MESSAGE = ServiceDialog.CHECKBOX_MESSAGE; public static String CHECKED = ServiceDialog.CHECKED; public static String BUTTONS = ServiceDialog.BUTTONS; public static String SEPARATOR = ServiceDialog.SEPARATOR; public static String TITLE = "title"; //$NON-NLS-1$ public static String RETURN_CODE = ServiceDialog.RETURN_CODE; Button button; Button[] buttons = new Button[0]; Properties properties; int lastButton = -1; public MessageAndCheckboxDialog(Shell parentShell, String dialogTitle, int dialogImageType, Properties p) { super(parentShell, dialogTitle, null, p.getProperty(MESSAGE), dialogImageType, createButtonLabels(p), 0); properties = p; } static String[] createButtonLabels(Properties p) { String[] buttons = (String[]) p.get(BUTTONS); if (buttons == null) return new String[] { IDialogConstants.OK_LABEL, IDialogConstants.CANCEL_LABEL }; String[] bs = new String[buttons.length]; for (int i = 0; i < bs.length; i++) { bs[i] = JFaceResources.getString(buttons[i]); if (bs[i] == null) bs[i] = buttons[i]; } return bs; } public static boolean openConfirm(Shell parent, Properties p) { Assert.isNotNull(p); Assert.isNotNull(p.getProperty(MESSAGE), "Property " + MESSAGE + " is null"); //$NON-NLS-1$ //$NON-NLS-2$ Assert.isNotNull(p.getProperty(CHECKBOX_MESSAGE), "Property " + CHECKBOX_MESSAGE + " is null"); //$NON-NLS-1$ //$NON-NLS-2$ Assert.isTrue(p.get(CHECKED) instanceof Boolean, "Property " + CHECKED + " must have type Boolean"); //$NON-NLS-1$ //$NON-NLS-2$ String title = p.getProperty("title", "Confirmation"); //$NON-NLS-1$ MessageAndCheckboxDialog dialog = new MessageAndCheckboxDialog(parent, title, QUESTION, p); int result = dialog.open(); p.put(RETURN_CODE, Integer.valueOf(result)); return result == 0; } protected Control createCustomArea(Composite parent) { String b1 = properties.getProperty(CHECKBOX_MESSAGE + "_1"); //$NON-NLS-1$ if (b1 == null) return button = createCheckBox(parent, ""); //$NON-NLS-1$ return createMultiCheckBox(parent); } protected Button createCheckBox(Composite parent, String suffix) { Button b = new Button(parent, SWT.CHECK); GridData data = new GridData(GridData.FILL_HORIZONTAL); if (getImage() != null) data.horizontalIndent = getImage().getImageData().width + 8; b.setLayoutData(data); b.setText(properties.getProperty(CHECKBOX_MESSAGE + suffix)); b.setSelection(((Boolean) properties.get(CHECKED + suffix)).booleanValue()); return b; } protected Control createMultiCheckBox(Composite parent) { Composite c = new Composite(parent, SWT.NONE); c.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); GridLayout l = new GridLayout(); l.marginWidth = 0; l.marginHeight = 11; c.setLayout(l); button = createCheckBox(c, ""); //$NON-NLS-1$ ArrayList<Button> list = new ArrayList<Button>(); int i = 1; while (true) { String suffix = "_" + i; //$NON-NLS-1$ if (properties.getProperty(CHECKBOX_MESSAGE + suffix) == null) break; if (properties.getProperty(SEPARATOR + suffix) != null) { // actually here we should only call // createSeparator(parent, true); // breaking would be performed // on another property LAST + suffix // it is not implemented while we have // the only case for this dialog. lastButton = i; break; } Button b = createCheckBox(c, suffix); list.add(b); ++i; } buttons = list.toArray(new Button[0]); return c; } private void createSeparator(Composite parent, boolean indent) { Label lb = new Label(parent, SWT.SEPARATOR | SWT.HORIZONTAL); GridData data = new GridData(GridData.FILL_HORIZONTAL); if (indent && getImage() != null) data.horizontalIndent = getImage().getImageData().width + 8; lb.setLayoutData(data); } private void createSpace(Composite parent, int height) { Label lb = new Label(parent, SWT.HORIZONTAL); GridData data = new GridData(GridData.FILL_HORIZONTAL); data.heightHint = height; lb.setLayoutData(data); } protected void buttonPressed(int buttonId) { properties.put(CHECKED, Boolean.valueOf(button.getSelection())); for (int i = 0; i < buttons.length; i++) { properties.put(CHECKED + "_" + (i + 1), Boolean.valueOf(buttons[i].getSelection())); //$NON-NLS-1$ } super.buttonPressed(buttonId); } protected Control createButtonBar(Composite parent) { if (lastButton < 0) return super.createButtonBar(parent); Composite vcomposite = new Composite(parent, SWT.NONE); GridLayout vl = new GridLayout(1, false); vl.marginHeight = 0; vl.marginWidth = 0; vl.verticalSpacing = 0; vcomposite.setLayout(vl); GridData d = new GridData(GridData.FILL_HORIZONTAL); d.horizontalSpan = 2; vcomposite.setLayoutData(d); /// createSpace(vcomposite, 6); createSeparator(vcomposite, false); createSpace(vcomposite, 10); Composite composite = new Composite(vcomposite, SWT.NONE); GridLayout l = new GridLayout(2, false); l.marginHeight = 0; l.marginWidth = 0; l.verticalSpacing = 0; composite.setLayout(l); GridData data = new GridData(GridData.VERTICAL_ALIGN_CENTER | GridData.FILL_HORIZONTAL); composite.setLayoutData(data); Button b = createCheckBox(composite, "_" + lastButton); //$NON-NLS-1$ b.setLayoutData(new GridData()); Button[] bs = new Button[buttons.length + 1]; System.arraycopy(buttons, 0, bs, 0, buttons.length); bs[buttons.length] = b; buttons = bs; Composite w = new Composite(composite, SWT.NONE); GridLayout wl = new GridLayout(2, false); wl.marginHeight = 0; wl.marginWidth = 0; wl.horizontalSpacing = 0; wl.verticalSpacing = 0; w.setLayout(wl); w.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); Control c = super.createButtonBar(w); c.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_END | GridData.FILL_HORIZONTAL)); return vcomposite; } }