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/*******************************************************************************
* Copyright (c) 2011 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.wizards;
import java.util.HashMap;
import org.eclipse.jface.wizard.IWizard;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.mylyn.internal.provisional.commons.ui.dialogs.EnhancedWizardDialog;
import org.eclipse.mylyn.tasks.ui.wizards.AbstractRepositoryQueryPage2;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;
public class QueryWizardDialog extends EnhancedWizardDialog {
private static final String REFRESH_BUTTON_KEY = "refresh"; //$NON-NLS-1$
private static final String CLEAR_BUTTON_KEY = "clear"; //$NON-NLS-1$
public static final int REFRESH_BUTTON_ID = 2001;
public static final int CLEAR_BUTTON_ID = 2002;
private Button refreshButton;
private Button clearButton;
private AbstractRepositoryQueryPage2 abstractRepositoryQueryPage;
public QueryWizardDialog(Shell parentShell, IWizard newWizard) {
super(parentShell, newWizard);
setHelpAvailable(false);
for (IWizardPage page : newWizard.getPages()) {
if (page instanceof AbstractRepositoryQueryPage2) {
abstractRepositoryQueryPage = (AbstractRepositoryQueryPage2) page;
}
}
}
@Override
protected void createExtraButtons(Composite composite) {
if (abstractRepositoryQueryPage != null) {
if (abstractRepositoryQueryPage.needsRefresh()) {
refreshButton = createButton(composite, REFRESH_BUTTON_ID,
Messages.QueryWizardDialog_Update_Attributes_from_Repository, false);
refreshButton.setVisible(false);
setButtonLayoutData(refreshButton);
}
if (abstractRepositoryQueryPage.needsClear()) {
clearButton = createButton(composite, CLEAR_BUTTON_ID, Messages.QueryWizardDialog_Clear_Fields, false);
clearButton.setVisible(false);
setButtonLayoutData(clearButton);
}
}
}
@Override
protected void updateExtraButtons() {
if (abstractRepositoryQueryPage != null) {
if (refreshButton != null) {
abstractRepositoryQueryPage.setExtraButtonState(refreshButton);
}
if (clearButton != null) {
abstractRepositoryQueryPage.setExtraButtonState(clearButton);
}
}
}
@Override
protected boolean handleExtraButtonPressed(int buttonId) {
if (abstractRepositoryQueryPage != null) {
abstractRepositoryQueryPage.handleExtraButtonPressed(buttonId);
}
return false;
}
/**
* Modeled after WizardDialog.saveAndSetEnabledState(), but that one is private, so create our own
*/
@Override
protected HashMap<String, Boolean> saveAndSetEnabledStateMylyn() {
HashMap<String, Boolean> savedEnabledState = null;
if (getShell() != null) {
savedEnabledState = new HashMap<String, Boolean>();
if (refreshButton != null && refreshButton.getShell() == getShell()) {
savedEnabledState.put(REFRESH_BUTTON_KEY, refreshButton.getEnabled());
refreshButton.setEnabled(false);
}
if (clearButton != null && clearButton.getShell() == getShell()) {
savedEnabledState.put(CLEAR_BUTTON_KEY, clearButton.getEnabled());
clearButton.setEnabled(false);
}
}
return savedEnabledState;
}
/**
* Modeled after WizardDialog.restoreEnabledState() and WizardDialog.restoreUIState() -- couldn't override those
* since they are private, so create our own. Currently only single button to work with, so don't create two
* separate methods
*/
@Override
protected void restoreEnabledStateMylyn(HashMap<String, Boolean> savedEnabledState) {
if (savedEnabledState != null) {
Boolean savedValidateEnabledState = savedEnabledState.get(CLEAR_BUTTON_KEY);
if (clearButton != null && savedValidateEnabledState != null) {
clearButton.setEnabled(savedValidateEnabledState);
}
savedValidateEnabledState = savedEnabledState.get(REFRESH_BUTTON_KEY);
if (refreshButton != null && savedValidateEnabledState != null) {
refreshButton.setEnabled(savedValidateEnabledState);
}
}
}
}
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