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/*******************************************************************************
* Copyright (c) 2007 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.equinox.internal.p2.ui.sdk.updates;
import org.eclipse.core.runtime.*;
import org.eclipse.core.runtime.Preferences.IPropertyChangeListener;
import org.eclipse.core.runtime.Preferences.PropertyChangeEvent;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.equinox.internal.p2.ui.sdk.*;
import org.eclipse.equinox.internal.p2.ui.sdk.prefs.PreferenceConstants;
import org.eclipse.equinox.p2.engine.Profile;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.ui.ProvUIImages;
import org.eclipse.equinox.p2.ui.dialogs.UpdateDialog;
import org.eclipse.jface.action.IStatusLineManager;
import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.dialogs.PopupDialog;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.osgi.util.NLS;
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.*;
import org.eclipse.ui.dialogs.PreferencesUtil;
import org.eclipse.ui.progress.WorkbenchJob;
/**
* AutomaticUpdatesPopup is an async popup dialog for notifying
* the user of updates.
*
* @since 3.4
*/
public class AutomaticUpdatesPopup extends PopupDialog {
public static final String[] ELAPSED = {ProvSDKMessages.AutomaticUpdateScheduler_5Minutes, ProvSDKMessages.AutomaticUpdateScheduler_15Minutes, ProvSDKMessages.AutomaticUpdateScheduler_30Minutes, ProvSDKMessages.AutomaticUpdateScheduler_60Minutes};
private static final long MINUTE = 60 * 1000L;
private static final String REMIND_HREF = "RMD"; //$NON-NLS-1$
private static final String PREFS_HREF = "PREFS"; //$NON-NLS-1$
public static final String AUTO_UPDATE_STATUS_ITEM = "AutomaticUpdatesPopup"; //$NON-NLS-1$
private static final String DIALOG_SETTINGS_SECTION = "AutomaticUpdatesPopup"; //$NON-NLS-1$
Preferences prefs;
long remindDelay = -1L;
IPropertyChangeListener listener;
WorkbenchJob remindJob;
IInstallableUnit[] toUpdate;
Profile profile;
boolean downloaded;
boolean hidden = false;
StatusLineCLabelContribution item;
public AutomaticUpdatesPopup(IInstallableUnit[] toUpdate, Profile profile, boolean alreadyDownloaded, Preferences prefs) {
super((Shell) null, PopupDialog.INFOPOPUPRESIZE_SHELLSTYLE | SWT.MODELESS, true, true, false, false, ProvSDKMessages.AutomaticUpdatesDialog_UpdatesAvailableTitle, null);
downloaded = alreadyDownloaded;
this.profile = profile;
this.toUpdate = toUpdate;
this.prefs = prefs;
remindDelay = computeRemindDelay();
listener = new IPropertyChangeListener() {
public void propertyChange(PropertyChangeEvent event) {
if (PreferenceConstants.PREF_REMIND_SCHEDULE.equals(event.getProperty()) || PreferenceConstants.PREF_REMIND_ELAPSED.equals(event.getProperty())) {
computeRemindDelay();
scheduleRemindJob();
}
}
};
prefs.addPropertyChangeListener(listener);
createStatusLineItem();
}
protected Control createDialogArea(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
GridLayout layout = new GridLayout();
layout.numColumns = 1;
composite.setLayout(layout);
Link infoLink = new Link(parent, SWT.MULTI | SWT.WRAP);
if (downloaded)
infoLink.setText(ProvSDKMessages.AutomaticUpdatesDialog_ClickToReviewDownloaded);
else
infoLink.setText(ProvSDKMessages.AutomaticUpdatesDialog_ClickToReviewNotDownloaded);
infoLink.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
new UpdateDialog(null, toUpdate, profile).open();
}
});
infoLink.setLayoutData(new GridData(GridData.FILL_BOTH));
// spacer
new Label(parent, SWT.NONE);
Link remindLink = new Link(parent, SWT.MULTI | SWT.WRAP | SWT.RIGHT);
remindLink.setText(NLS.bind(ProvSDKMessages.AutomaticUpdatesPopup_RemindAndPrefLink, new String[] {REMIND_HREF, prefs.getString(PreferenceConstants.PREF_REMIND_ELAPSED), PREFS_HREF}));
remindLink.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
if (REMIND_HREF.equals(e.text)) {
if (prefs.getBoolean(PreferenceConstants.PREF_REMIND_SCHEDULE)) {
// We are already on a remind schedule, so just set up the reminder
hide();
scheduleRemindJob();
} else {
// We were not on a schedule. Setting the pref value
// will activate our listener and start the remind job
hide();
prefs.setValue(PreferenceConstants.PREF_REMIND_SCHEDULE, true);
}
}
if (PREFS_HREF.equals(e.text)) {
PreferenceDialog dialog = PreferencesUtil.createPreferenceDialogOn(getShell(), PreferenceConstants.PREF_PAGE_AUTO_UPDATES, null, null);
dialog.open();
}
}
});
infoLink.setLayoutData(new GridData(GridData.FILL_BOTH));
return composite;
}
protected IDialogSettings getDialogBoundsSettings() {
IDialogSettings settings = ProvSDKUIActivator.getDefault().getDialogSettings();
IDialogSettings section = settings.getSection(DIALOG_SETTINGS_SECTION);
if (section == null) {
section = settings.addNewSection(DIALOG_SETTINGS_SECTION);
}
return section;
}
public boolean close() {
if (hidden)
return false;
prefs.removePropertyChangeListener(listener);
cancelRemindJob();
remindJob = null;
listener = null;
IStatusLineManager manager = getStatusLineManager();
if (manager != null) {
manager.remove(item);
}
manager.update(true);
item.dispose();
item = null;
return super.close();
}
void scheduleRemindJob() {
// Cancel any pending remind job if there is one
if (remindJob != null)
remindJob.cancel();
// If no updates have been found, there is nothing to remind
if (toUpdate == null)
return;
if (remindDelay < 0)
return;
remindJob = new WorkbenchJob(ProvSDKMessages.AutomaticUpdatesPopup_ReminderJobTitle) {
public IStatus runInUIThread(IProgressMonitor monitor) {
Shell shell = getShell();
if (shell != null && !shell.isDisposed()) {
show();
}
return Status.OK_STATUS;
}
};
remindJob.setSystem(true);
remindJob.setPriority(Job.INTERACTIVE);
remindJob.schedule(remindDelay);
}
/*
* Computes the number of milliseconds for the delay
* in reminding the user of updates
*/
long computeRemindDelay() {
if (prefs.getBoolean(PreferenceConstants.PREF_REMIND_SCHEDULE)) {
String elapsed = prefs.getString(PreferenceConstants.PREF_REMIND_ELAPSED);
for (int d = 0; d < ELAPSED.length; d++)
if (ELAPSED[d].equals(elapsed))
switch (d) {
case 0 :
// 5 minutes
return 5 * MINUTE;
case 1 :
// 15 minutes
return 15 * MINUTE;
case 2 :
// 30 minutes
return 30 * MINUTE;
case 3 :
// 1 hour
return 60 * MINUTE;
}
}
return -1L;
}
private void cancelRemindJob() {
if (remindJob != null) {
remindJob.cancel();
}
}
protected void configureShell(Shell newShell) {
super.configureShell(newShell);
newShell.setText(ProvSDKMessages.AutomaticUpdatesDialog_UpdatesAvailableTitle);
}
private void createStatusLineItem() {
item = new StatusLineCLabelContribution(AUTO_UPDATE_STATUS_ITEM, 5);
item.addListener(SWT.MouseDown, new Listener() {
public void handleEvent(Event event) {
show();
}
});
item.setTooltip(ProvSDKMessages.AutomaticUpdatesDialog_UpdatesAvailableTitle);
item.setImage(ProvUIImages.getImage(ProvUIImages.IMG_TOOL_UPDATE));
IStatusLineManager manager = getStatusLineManager();
if (manager != null) {
manager.add(item);
}
item.setVisible(false);
}
IStatusLineManager getStatusLineManager() {
// TODO YUCK! Am I missing an easier way to do this??
IWorkbenchPartSite site = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActivePart().getSite();
if (site instanceof IViewSite) {
return ((IViewSite) site).getActionBars().getStatusLineManager();
} else if (site instanceof IEditorSite) {
return ((IViewSite) site).getActionBars().getStatusLineManager();
}
return null;
}
public void hide() {
hidden = true;
Shell shell = getShell();
if (shell != null && !shell.isDisposed())
shell.setVisible(false);
if (item != null) {
item.setVisible(true);
updateStatusLine();
}
}
public void show() {
Shell shell = getShell();
if (shell != null && !shell.isDisposed()) {
shell.setVisible(true);
hidden = false;
if (item != null) {
item.setVisible(false);
updateStatusLine();
}
}
}
void updateStatusLine() {
IStatusLineManager manager = getStatusLineManager();
if (manager != null)
manager.update(true);
}
}
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