/*******************************************************************************
* Copyright (c) 2003, 2016 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.wst.server.ui.internal;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.preference.PreferencePage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.help.IWorkbenchHelpSystem;
import org.eclipse.wst.server.core.internal.ServerPreferences;
import org.eclipse.wst.server.discovery.Discovery;
import org.eclipse.wst.server.ui.ICacheUpdateListener;
import org.eclipse.wst.server.ui.ServerUIUtil;
/**
* The preference page that holds server properties.
*/
public class ServerPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {
protected ServerPreferences preferences;
protected ServerUIPreferences uiPreferences;
protected Button showOnActivity;
protected Button refreshNow;
protected Text updateTime;
protected Combo updateCacheFrequencyCombo;
public static final String CACHE_LAST_UPDATED_DATE_FORMAT = "EEE MMM dd yyyy kk:mm:ss zzz";
/**
* ServerPreferencesPage constructor comment.
*/
public ServerPreferencePage() {
super();
preferences = ServerPreferences.getInstance();
uiPreferences = ServerUIPlugin.getPreferences();
}
/**
* Create the preference options.
*
* @param parent org.eclipse.swt.widgets.Composite
* @return org.eclipse.swt.widgets.Control
*/
protected Control createContents(Composite parent) {
initializeDialogUnits(parent);
IWorkbenchHelpSystem whs = PlatformUI.getWorkbench().getHelpSystem();
whs.setHelp(parent, ContextIds.PREF_GENERAL);
Composite composite = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.horizontalSpacing = convertHorizontalDLUsToPixels(4);
layout.verticalSpacing = convertVerticalDLUsToPixels(4);
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.numColumns = 3;
composite.setLayout(layout);
GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL);
composite.setLayoutData(data);
showOnActivity = new Button(composite, SWT.CHECK);
showOnActivity.setText(Messages.prefShowOnActivity);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
data.horizontalSpan = 3;
showOnActivity.setLayoutData(data);
showOnActivity.setSelection(uiPreferences.getShowOnActivity());
whs.setHelp(showOnActivity, ContextIds.PREF_GENERAL_SHOW_ON_ACTIVITY);
Label label = new Label(composite, SWT.NONE);
data = new GridData();
data.horizontalSpan = 3;
label.setLayoutData(data);
Group cacheGroup = new Group(composite, SWT.NONE);
cacheGroup.setText(Messages.cacheUpdate_boxTitle);
layout = new GridLayout();
layout.numColumns = 3;
cacheGroup.setLayout(layout);
data = new GridData(GridData.FILL_HORIZONTAL);
data.horizontalSpan = 3;
cacheGroup.setLayoutData(data);
Label updateCacheLabel = new Label(cacheGroup, SWT.NONE);
updateCacheLabel.setText(Messages.cacheUpdate_frequencyLabel);
updateCacheFrequencyCombo = new Combo(cacheGroup, SWT.READ_ONLY);
String[] frequency = new String[5];
frequency[0] = Messages.cacheFrequency_manual;
frequency[1] = Messages.cacheFrequency_daily;
frequency[2] = Messages.cacheFrequency_weekly;
frequency[3] = Messages.cacheFrequency_monthly;
frequency[4] = Messages.cacheFrequency_quarterly;
updateCacheFrequencyCombo.setItems(frequency);
int cacheFrequency = uiPreferences.getCacheFrequency();
updateCacheFrequencyCombo.select(cacheFrequency);
refreshNow = new Button(cacheGroup, SWT.PUSH);
data = new GridData(GridData.HORIZONTAL_ALIGN_END);
refreshNow.setLayoutData(data);
String refreshButtonText = ServerUIUtil.refreshButtonText;
ServerUIUtil.setListener(new UpdateJobChangeListener());
// Manual refresh is allowed if Downloadable adapters are shown in server/runtime wizard and refresh not active
if (refreshButtonText.equals(Messages.cacheUpdate_refreshNow) && ServerUIPlugin.getPreferences().getExtAdapter())
refreshNow.setEnabled(true);
else
refreshNow.setEnabled(false);
refreshNow.setText(refreshButtonText);
refreshNow.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
refreshNow.setEnabled(false);
updateRefreshText(Messages.cacheUpdate_refreshing);
updateJob = ServerUIUtil.refreshServerNode(true);
}
});
Label lastUpdatedLabel = new Label(cacheGroup, SWT.NONE);
lastUpdatedLabel.setText(Messages.cacheUpdate_lastUpdatedOn);
updateTime = new Text(cacheGroup, SWT.READ_ONLY);
String lastUpdatedDate = Discovery.getLastUpdatedDate();
lastUpdatedDate = lastUpdatedDate.trim();
// The cache's date is in English
DateFormat dfCached = new SimpleDateFormat(CACHE_LAST_UPDATED_DATE_FORMAT, Locale.ENGLISH);
// Need to covert the English date to the current locale's format
DateFormat dfCurrLocale = new SimpleDateFormat(Messages.cacheUpdate_lastUpdatedFormat, Locale.getDefault());
Date d;
try {
d = dfCached.parse(lastUpdatedDate);
updateTime.setText(dfCurrLocale.format(d));
} catch (ParseException e1) {
// In case of failure, display what was cached
updateTime.setText(lastUpdatedDate);
}
Dialog.applyDialogFont(composite);
return composite;
}
Job updateJob = null;
private class UpdateJobChangeListener implements ICacheUpdateListener {
public UpdateJobChangeListener() {
}
public void start(){
Display.getDefault().asyncExec(new Runnable() {
public void run() {
if (refreshNow != null && !refreshNow.isDisposed()){
refreshNow.setText(Messages.cacheUpdate_refreshing);
refreshNow.setEnabled(false);
}
}
});
}
public void done() {
Display.getDefault().asyncExec(new Runnable() {
public void run() {
if (refreshNow != null && !refreshNow.isDisposed()){
refreshNow.setEnabled(true);
refreshNow.setText(Messages.cacheUpdate_refreshNow);
updateTime.setText(Discovery.getLastUpdatedDate());
}
}
});
}
}
public void updateRefreshText(String refreshText){
refreshNow.setText(refreshText);
}
/**
* Initializes this preference page using the passed workbench.
*
* @param workbench the current workbench
*/
public void init(IWorkbench workbench) {
// do nothing
}
/**
* Performs special processing when this page's Defaults button has been pressed.
*/
protected void performDefaults() {
showOnActivity.setSelection(uiPreferences.getDefaultShowOnActivity());
updateCacheFrequencyCombo.select(/*Weekly*/2);
super.performDefaults();
}
/**
* @see org.eclipse.jface.preference.IPreferencePage#performOk()
*/
public boolean performOk() {
uiPreferences.setShowOnActivity(showOnActivity.getSelection());
uiPreferences.setCacheFrequency(updateCacheFrequencyCombo.getSelectionIndex());
return true;
}
public void dispose(){
ServerUIUtil.setListener(null);
}
}