| /******************************************************************************* |
| * Copyright (c) 2010 BSI Business Systems Integration AG. |
| * 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: |
| * BSI Business Systems Integration AG - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.scout.sdk.ui.dialog; |
| |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.MultiStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.IMessageProvider; |
| import org.eclipse.jface.dialogs.TitleAreaDialog; |
| import org.eclipse.scout.sdk.ui.fields.FieldToolkit; |
| import org.eclipse.scout.sdk.ui.internal.ScoutSdkUi; |
| import org.eclipse.scout.sdk.ui.wizard.AbstractScoutWizardPage; |
| import org.eclipse.swt.widgets.Shell; |
| |
| public abstract class AbstractStatusDialog extends TitleAreaDialog { |
| |
| private IStatus m_status = Status.OK_STATUS; |
| private IStatus m_defaultOkStatus = new Status(IStatus.OK, ScoutSdkUi.PLUGIN_ID, ""); |
| private final FieldToolkit m_fieldToolkit; |
| private int m_stateChangingCounter = 0; |
| private String m_title; |
| |
| public AbstractStatusDialog(Shell parentShell) { |
| super(parentShell); |
| m_fieldToolkit = new FieldToolkit(); |
| setHelpAvailable(false); |
| } |
| |
| @Override |
| public final void setMessage(String newMessage) { |
| m_defaultOkStatus = new Status(m_defaultOkStatus.getSeverity(), m_defaultOkStatus.getPlugin(), newMessage); |
| setStatus(m_status, m_defaultOkStatus); |
| } |
| |
| @Override |
| public void create() { |
| super.create(); |
| pingStateChanging(); |
| super.setTitle(getTitle()); |
| } |
| |
| protected boolean isControlCreated() { |
| return getContents() != null && !getContents().isDisposed(); |
| } |
| |
| /** |
| * to force a revalidate if needed. |
| */ |
| protected void pingStateChanging() { |
| if (m_stateChangingCounter <= 0) { |
| m_stateChangingCounter = 0; |
| revalidate(); |
| } |
| } |
| |
| /** |
| * NOTE: always call this method in a try finally block. |
| * |
| * @param changing |
| */ |
| protected void setStateChanging(boolean changing) { |
| if (changing) { |
| m_stateChangingCounter++; |
| } |
| else { |
| m_stateChangingCounter--; |
| } |
| if (m_stateChangingCounter <= 0) { |
| m_stateChangingCounter = 0; |
| revalidate(); |
| } |
| } |
| |
| /** |
| * call to revalidate the wizard page. this method calls the overwritable method |
| * {@link AbstractScoutWizardPage#validatePage(MultiStatus)}. |
| * |
| * @see {@link AbstractScoutWizardPage#validatePage(MultiStatus)} |
| */ |
| protected final void revalidate() { |
| MultiStatus multiStatus = new MultiStatus(ScoutSdkUi.PLUGIN_ID, -1, "multi status", null); |
| validate(multiStatus); |
| setStatus(multiStatus, m_defaultOkStatus); |
| } |
| |
| /** |
| * overwrite this method to do some validation and |
| * add additional status to the given multi status. |
| * |
| * @param multiStatus |
| */ |
| protected void validate(MultiStatus multiStatus) { |
| } |
| |
| public void setStatus(IStatus status, IStatus defaultOkStatus) { |
| IStatus highestSeverityStatus = getHighestSeverityStatus(status, defaultOkStatus); |
| boolean okEnabled = true; |
| int messagetype; |
| switch (highestSeverityStatus.getSeverity()) { |
| case IStatus.INFO: |
| messagetype = IMessageProvider.INFORMATION; |
| break; |
| case IStatus.WARNING: |
| messagetype = IMessageProvider.WARNING; |
| break; |
| case IStatus.ERROR: |
| messagetype = IMessageProvider.ERROR; |
| okEnabled = false; |
| break; |
| default: |
| messagetype = IMessageProvider.NONE; |
| break; |
| } |
| String message = highestSeverityStatus.getMessage(); |
| if (isControlCreated()) { |
| getButton(IDialogConstants.OK_ID).setEnabled(okEnabled); |
| setMessage(message, messagetype); |
| } |
| } |
| |
| private IStatus getHighestSeverityStatus(IStatus status, IStatus highestSeverity) { |
| if (status.isMultiStatus()) { |
| for (IStatus child : status.getChildren()) { |
| highestSeverity = getHighestSeverityStatus(child, highestSeverity); |
| } |
| return highestSeverity; |
| } |
| else { |
| if (highestSeverity.getSeverity() < status.getSeverity()) { |
| highestSeverity = status; |
| } |
| return highestSeverity; |
| } |
| } |
| |
| public FieldToolkit getFieldToolkit() { |
| return m_fieldToolkit; |
| } |
| |
| /** |
| * @return the title |
| */ |
| public String getTitle() { |
| return m_title; |
| } |
| |
| /** |
| * @param title |
| * the title to set |
| */ |
| @Override |
| public void setTitle(String title) { |
| m_title = title; |
| } |
| } |