/*******************************************************************************
* Copyright (c) 2003, 2008 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.jst.server.ui.internal;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.wst.server.core.IRuntimeWorkingCopy;
import org.eclipse.wst.server.ui.wizard.IWizardHandle;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.events.*;
import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jdt.launching.IVMInstallType;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IMessageProvider;
import org.eclipse.jface.preference.IPreferenceNode;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.preference.PreferenceManager;
import org.eclipse.jface.window.Window;
import org.eclipse.jst.server.core.internal.GenericRuntime;
import org.eclipse.jst.server.core.internal.IGenericRuntimeWorkingCopy;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.ui.PlatformUI;
/**
* Wizard page to set the server install directory.
*/
public class GenericRuntimeComposite extends Composite {
protected static final String INSTALLED_JRE_PREFERENCE_PAGE_ID = "org.eclipse.jdt.debug.ui.preferences.VMPreferencePage";
protected IRuntimeWorkingCopy runtimeWC;
protected IGenericRuntimeWorkingCopy runtime;
protected IWizardHandle wizard;
protected Text name;
protected Text installDir;
protected Combo combo;
protected List<IVMInstall> installedJREs;
protected String[] jreNames;
/**
* GenericRuntimeComposite constructor comment.
*/
protected GenericRuntimeComposite(Composite parent, IWizardHandle wizard) {
super(parent, SWT.NONE);
this.wizard = wizard;
wizard.setTitle(Messages.runtimeTypeTitle);
wizard.setDescription(Messages.runtimeTypeDescription);
wizard.setImageDescriptor(ImageResource.getImageDescriptor(ImageResource.IMG_WIZ_RUNTIME_TYPE));
createControl();
}
protected void setRuntime(IRuntimeWorkingCopy newRuntime) {
if (newRuntime == null) {
runtimeWC = null;
runtime = null;
} else {
runtimeWC = newRuntime;
runtime = (IGenericRuntimeWorkingCopy) newRuntime.loadAdapter(IGenericRuntimeWorkingCopy.class, null);
}
init();
validate();
}
/**
* Provide a wizard page to change the root directory.
*/
protected void createControl() {
GridLayout layout = new GridLayout();
layout.numColumns = 2;
setLayout(layout);
setLayoutData(new GridData(GridData.FILL_BOTH));
PlatformUI.getWorkbench().getHelpSystem().setHelp(this, ContextIds.RUNTIME_COMPOSITE);
Label label = new Label(this, SWT.NONE);
label.setText(Messages.runtimeTypeName);
GridData data = new GridData();
data.horizontalSpan = 2;
label.setLayoutData(data);
name = new Text(this, SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
name.setLayoutData(data);
name.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
runtimeWC.setName(name.getText());
validate();
}
});
label = new Label(this, SWT.NONE);
label.setText(Messages.runtimeTypeLocation);
data = new GridData();
data.horizontalSpan = 2;
label.setLayoutData(data);
installDir = new Text(this, SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
installDir.setLayoutData(data);
installDir.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
runtimeWC.setLocation(new Path(installDir.getText()));
validate();
}
});
Button browse = SWTUtil.createButton(this, Messages.browse);
browse.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent se) {
DirectoryDialog dialog = new DirectoryDialog(GenericRuntimeComposite.this.getShell());
dialog.setMessage(Messages.runtimeTypeSelectLocation);
dialog.setFilterPath(installDir.getText());
String selectedDirectory = dialog.open();
if (selectedDirectory != null)
installDir.setText(selectedDirectory);
}
});
updateJREs();
// JDK location
label = new Label(this, SWT.NONE);
label.setText(Messages.runtimeTypeJRE);
data = new GridData();
data.horizontalSpan = 2;
label.setLayoutData(data);
combo = new Combo(this, SWT.DROP_DOWN | SWT.READ_ONLY);
combo.setItems(jreNames);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
combo.setLayoutData(data);
combo.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
int sel = combo.getSelectionIndex();
IVMInstall vmInstall = null;
if (sel > 0)
vmInstall = installedJREs.get(sel - 1);
runtime.setVMInstall(vmInstall);
validate();
}
public void widgetDefaultSelected(SelectionEvent e) {
widgetSelected(e);
}
});
Button button = SWTUtil.createButton(this, Messages.runtimeTypeInstalledJREs);
button.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
String currentVM = combo.getText();
if (showPreferencePage()) {
updateJREs();
combo.setItems(jreNames);
combo.setText(currentVM);
if (combo.getSelectionIndex() == -1)
combo.select(0);
}
}
});
init();
validate();
Dialog.applyDialogFont(this);
name.forceFocus();
}
protected void updateJREs() {
// get all installed JVMs
installedJREs = new ArrayList<IVMInstall>();
IVMInstallType[] vmInstallTypes = JavaRuntime.getVMInstallTypes();
for (IVMInstallType vit : vmInstallTypes) {
IVMInstall[] vmInstalls = vit.getVMInstalls();
for (IVMInstall vmInstall : vmInstalls)
installedJREs.add(vmInstall);
}
// get names
int size = installedJREs.size();
jreNames = new String[size+1];
jreNames[0] = Messages.runtimeTypeDefaultJRE;
for (int i = 0; i < size; i++) {
IVMInstall vmInstall = installedJREs.get(i);
jreNames[i+1] = vmInstall.getName();
}
}
protected boolean showPreferencePage() {
String id = "org.eclipse.jdt.debug.ui.preferences.VMPreferencePage";
// should be using the following API, but it only allows a single preference page instance.
// see bug 168211 for details
//PreferenceDialog dialog = PreferencesUtil.createPreferenceDialogOn(getShell(), id, new String[] { id }, null);
//return (dialog.open() == Window.OK);
PreferenceManager manager = PlatformUI.getWorkbench().getPreferenceManager();
IPreferenceNode node = manager.find("org.eclipse.jdt.ui.preferences.JavaBasePreferencePage").findSubNode(id);
PreferenceManager manager2 = new PreferenceManager();
manager2.addToRoot(node);
PreferenceDialog dialog = new PreferenceDialog(getShell(), manager2);
dialog.create();
return (dialog.open() == Window.OK);
}
protected void init() {
if (installDir == null || runtime == null)
return;
name.setText(runtimeWC.getName());
if (runtimeWC.getLocation() != null)
installDir.setText(runtimeWC.getLocation().toOSString());
else
installDir.setText("");
// set selection
if (((GenericRuntime)runtime).isUsingDefaultJRE())
combo.select(0);
else {
boolean found = false;
int size = installedJREs.size();
for (int i = 0; i < size; i++) {
IVMInstall vmInstall = installedJREs.get(i);
if (vmInstall.equals(runtime.getVMInstall())) {
combo.select(i + 1);
found = true;
}
}
if (!found)
combo.select(0);
}
}
protected void validate() {
if (runtime == null) {
wizard.setMessage("", IMessageProvider.ERROR);
return;
}
IStatus status = runtimeWC.validate(null);
if (status == null || status.isOK())
wizard.setMessage(null, IMessageProvider.NONE);
else
wizard.setMessage(status.getMessage(), IMessageProvider.ERROR);
}
}