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/*******************************************************************************
* Copyright (c) 2010, 2017 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.equinox.internal.p2.ui.discovery.wizards;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import org.eclipse.equinox.internal.p2.discovery.model.CatalogItem;
import org.eclipse.equinox.internal.p2.discovery.model.Overview;
import org.eclipse.equinox.internal.p2.ui.discovery.util.WorkbenchUtil;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.layout.GridLayoutFactory;
import org.eclipse.jface.window.IShellProvider;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.*;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.browser.IWorkbenchBrowserSupport;
/**
* @author Steffen Pingel
*/
public class DiscoveryItem<T extends CatalogItem> extends AbstractDiscoveryItem<T> implements PropertyChangeListener {
Button checkbox;
private Composite checkboxContainer;
private final CatalogItem item;
private Label description;
private Label iconLabel;
private ToolItem infoButton;
private Label nameLabel;
private Link providerLabel;
private final IShellProvider shellProvider;
private final CatalogViewer viewer;
public DiscoveryItem(Composite parent, int style, DiscoveryResources resources, IShellProvider shellProvider, final T item, CatalogViewer viewer) {
super(parent, style, resources, item);
this.shellProvider = shellProvider;
this.item = item;
this.viewer = viewer;
item.addPropertyChangeListener(this);
this.addDisposeListener(e -> item.removePropertyChangeListener(DiscoveryItem.this));
createContent();
initializeListeners();
}
private void createContent() {
GridLayout layout = new GridLayout(3, false);
layout.marginLeft = 7;
layout.marginTop = 2;
layout.marginBottom = 2;
setLayout(layout);
checkboxContainer = new Composite(this, SWT.INHERIT_NONE);
GridDataFactory.swtDefaults().align(SWT.CENTER, SWT.BEGINNING).span(1, 2).applyTo(checkboxContainer);
GridLayoutFactory.fillDefaults().spacing(1, 1).numColumns(2).applyTo(checkboxContainer);
checkbox = new Button(checkboxContainer, SWT.CHECK | SWT.INHERIT_FORCE);
checkbox.setSelection(item.isSelected());
checkbox.setText(" "); //$NON-NLS-1$
// help UI tests
checkbox.setData("connectorId", item.getId()); //$NON-NLS-1$
// FIXME
// checkbox.addFocusListener(new FocusAdapter() {
// @Override
// public void focusGained(FocusEvent e) {
// bodyScrolledComposite.showControl(this);
// }
// });
GridDataFactory.swtDefaults().align(SWT.CENTER, SWT.CENTER).applyTo(checkbox);
iconLabel = new Label(checkboxContainer, SWT.NONE);
GridDataFactory.swtDefaults().align(SWT.CENTER, SWT.CENTER).applyTo(iconLabel);
if (item.getIcon() != null) {
iconLabel.setImage(resources.getIconImage(item.getSource(), item.getIcon(), 32, false));
}
nameLabel = new Label(this, SWT.NONE);
GridDataFactory.fillDefaults().grab(true, false).align(SWT.BEGINNING, SWT.CENTER).applyTo(nameLabel);
nameLabel.setFont(resources.getSmallHeaderFont());
if (item.isInstalled()) {
nameLabel.setText(NLS.bind(Messages.DiscoveryItem_Extension_installed, item.getName()));
} else {
nameLabel.setText(item.getName());
}
if (hasTooltip()) {
ToolBar toolBar = new ToolBar(this, SWT.FLAT);
GridDataFactory.fillDefaults().align(SWT.END, SWT.CENTER).applyTo(toolBar);
infoButton = new ToolItem(toolBar, SWT.PUSH);
infoButton.setImage(resources.getInfoImage());
infoButton.setToolTipText(Messages.ConnectorDiscoveryWizardMainPage_tooltip_showOverview);
hookTooltip(toolBar, infoButton, this, nameLabel, item.getSource(), item.getOverview(), null);
} else {
Label label = new Label(this, SWT.NULL);
label.setText(" "); //$NON-NLS-1$
}
description = new Label(this, SWT.NULL | SWT.WRAP);
GridDataFactory.fillDefaults().grab(true, false).span(3, 1).hint(100, SWT.DEFAULT).applyTo(description);
String descriptionText = item.getDescription();
int maxDescriptionLength = 162;
if (descriptionText == null) {
descriptionText = ""; //$NON-NLS-1$
}
if (descriptionText.length() > maxDescriptionLength) {
descriptionText = descriptionText.substring(0, maxDescriptionLength);
}
description.setText(descriptionText.replaceAll("(\\r\\n)|\\n|\\r", " ")); //$NON-NLS-1$ //$NON-NLS-2$
createProviderLabel();
}
public void createProviderLabel() {
providerLabel = new Link(this, SWT.RIGHT);
GridDataFactory.fillDefaults().span(3, 1).align(SWT.BEGINNING, SWT.CENTER).applyTo(providerLabel);
// always disabled color to make it less prominent
providerLabel.setForeground(resources.getColorDisabled());
if (item.getCertification() != null) {
providerLabel.setText(NLS.bind(Messages.DiscoveryViewer_Certification_Label0, new String[] {item.getProvider(), item.getLicense(), item.getCertification().getName()}));
if (item.getCertification().getUrl() != null) {
providerLabel.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
WorkbenchUtil.openUrl(item.getCertification().getUrl(), IWorkbenchBrowserSupport.AS_EXTERNAL);
}
});
}
Overview overview = new Overview();
overview.setSummary(item.getCertification().getDescription());
overview.setUrl(item.getCertification().getUrl());
Image image = resources.getIconImage(item.getSource(), item.getCertification().getIcon(), 48, true);
hookTooltip(providerLabel, providerLabel, this, providerLabel, item.getSource(), overview, image);
} else if (item.getLicense() != null) {
providerLabel.setText(NLS.bind(Messages.ConnectorDiscoveryWizardMainPage_provider_and_license, item.getProvider(), item.getLicense()));
} else {
providerLabel.setText(item.getProvider());
}
}
protected boolean hasTooltip() {
return item.getOverview() != null && item.getOverview().getSummary() != null && item.getOverview().getSummary().length() > 0;
}
public void initializeListeners() {
checkbox.addSelectionListener(new SelectionListener() {
@Override
public void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
@Override
public void widgetSelected(SelectionEvent e) {
boolean selected = checkbox.getSelection();
maybeModifySelection(selected);
}
});
MouseListener connectorItemMouseListener = new MouseAdapter() {
@Override
public void mouseUp(MouseEvent e) {
boolean selected = !checkbox.getSelection();
if (maybeModifySelection(selected)) {
checkbox.setSelection(selected);
}
}
};
checkboxContainer.addMouseListener(connectorItemMouseListener);
this.addMouseListener(connectorItemMouseListener);
iconLabel.addMouseListener(connectorItemMouseListener);
nameLabel.addMouseListener(connectorItemMouseListener);
// the provider has clickable links
//providerLabel.addMouseListener(connectorItemMouseListener);
description.addMouseListener(connectorItemMouseListener);
}
protected boolean maybeModifySelection(boolean selected) {
if (selected) {
if (item.isInstalled()) {
MessageDialog.openWarning(shellProvider.getShell(), Messages.DiscoveryItem_Connector_already_installed_Error_Title, NLS.bind(Messages.DiscoveryItem_Connector_already_installed_Error_Message, item.getName()));
return false;
}
if (item.getAvailable() != null && !item.getAvailable()) {
MessageDialog.openWarning(shellProvider.getShell(), Messages.ConnectorDiscoveryWizardMainPage_warningTitleConnectorUnavailable, NLS.bind(Messages.ConnectorDiscoveryWizardMainPage_warningMessageConnectorUnavailable, item.getName()));
return false;
}
}
viewer.modifySelection(item, selected);
return true;
}
@Override
public void propertyChange(PropertyChangeEvent evt) {
if (!isDisposed()) {
getDisplay().asyncExec(() -> {
if (!isDisposed()) {
refresh();
}
});
}
}
@Override
protected void refresh() {
boolean enabled = !item.isInstalled() && (item.getAvailable() == null || item.getAvailable());
checkbox.setEnabled(enabled);
nameLabel.setEnabled(enabled);
providerLabel.setEnabled(enabled);
description.setEnabled(enabled);
Color foreground;
if (enabled) {
foreground = getForeground();
} else {
foreground = resources.getColorDisabled();
}
nameLabel.setForeground(foreground);
description.setForeground(foreground);
}
}
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