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/*******************************************************************************
* Copyright (c) 2010 Sonatype, Inc.
* 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:
* Sonatype, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.m2e.ui.internal.launch;
import java.util.List;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.jface.viewers.ComboViewer;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.dialogs.PreferencesUtil;
import org.eclipse.m2e.actions.MavenLaunchConstants;
import org.eclipse.m2e.core.MavenPlugin;
import org.eclipse.m2e.core.embedder.MavenRuntime;
import org.eclipse.m2e.core.embedder.MavenRuntimeManager;
import org.eclipse.m2e.core.internal.launch.AbstractMavenRuntime;
/**
* @since 1.4
*/
@SuppressWarnings("restriction")
public class MavenRuntimeSelector extends Composite {
ComboViewer runtimeComboViewer;
private static final MavenRuntimeManager runtimeManager = MavenPlugin.getMavenRuntimeManager();
public MavenRuntimeSelector(final Composite mainComposite) {
super(mainComposite, SWT.NONE);
GridLayout gridLayout = new GridLayout(3, false);
gridLayout.marginWidth = 0;
gridLayout.marginHeight = 0;
setLayout(gridLayout);
Label mavenRuntimeLabel = new Label(this, SWT.NONE);
mavenRuntimeLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
mavenRuntimeLabel.setText(org.eclipse.m2e.internal.launch.Messages.MavenLaunchMainTab_lblRuntime);
runtimeComboViewer = new ComboViewer(this, SWT.BORDER | SWT.READ_ONLY);
runtimeComboViewer.getCombo().setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
runtimeComboViewer.setContentProvider(new IStructuredContentProvider() {
public Object[] getElements(Object input) {
return ((List<?>) input).toArray();
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
public void dispose() {
}
});
runtimeComboViewer.setLabelProvider(new ILabelProvider() {
public void removeListener(ILabelProviderListener listener) {
}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void dispose() {
}
public void addListener(ILabelProviderListener listener) {
}
public String getText(Object element) {
AbstractMavenRuntime runtime = (AbstractMavenRuntime) element;
return runtime.isLegacy() ? runtime.toString() : runtime.getName();
}
public Image getImage(Object element) {
return null;
}
});
try {
setInput();
} catch(NullPointerException e) {
// ignore, this only happens inside windowbuilder
}
Button configureRuntimesButton = new Button(this, SWT.NONE);
configureRuntimesButton.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));
configureRuntimesButton.setText(org.eclipse.m2e.internal.launch.Messages.MavenLaunchMainTab_btnConfigure);
configureRuntimesButton.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
PreferencesUtil.createPreferenceDialogOn(mainComposite.getShell(),
"org.eclipse.m2e.core.preferences.MavenInstallationsPreferencePage", null, null).open(); //$NON-NLS-1$
setInput();
}
});
}
protected void setInput() {
runtimeComboViewer.setInput(runtimeManager.getMavenRuntimes());
runtimeComboViewer.setSelection(new StructuredSelection(runtimeManager.getDefaultRuntime()));
}
public void setSelectRuntime(MavenRuntime runtime) {
this.runtimeComboViewer.setSelection(new StructuredSelection(runtime));
}
public MavenRuntime getSelectedRuntime() {
IStructuredSelection selection = (IStructuredSelection) runtimeComboViewer.getSelection();
return (MavenRuntime) selection.getFirstElement();
}
public void addSelectionChangedListener(ISelectionChangedListener listener) {
runtimeComboViewer.addSelectionChangedListener(listener);
}
public void initializeFrom(ILaunchConfiguration configuration) {
String name = "";
try {
name = configuration.getAttribute(MavenLaunchConstants.ATTR_RUNTIME, ""); //$NON-NLS-1$
} catch(CoreException ex) {
// TODO log
}
MavenRuntime runtime = runtimeManager.getRuntimeByName(name);
if(runtime != null) {
setSelectRuntime(runtime);
}
}
public void performApply(ILaunchConfigurationWorkingCopy configuration) {
MavenRuntime runtime = getSelectedRuntime();
configuration.setAttribute(MavenLaunchConstants.ATTR_RUNTIME, runtime.getName());
}
}
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