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/*******************************************************************************
* Copyright (c) 2007, 2012 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
* Benjamin Cabe <benjamin.cabe@anyware-tech.com> - bug 217908
*******************************************************************************/
package org.eclipse.pde.internal.ui.editor.product;
import com.ibm.icu.text.MessageFormat;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jdt.launching.environments.IExecutionEnvironment;
import org.eclipse.jface.layout.GridDataFactory;
import org.eclipse.jface.viewers.*;
import org.eclipse.pde.core.IModelChangedEvent;
import org.eclipse.pde.core.plugin.TargetPlatform;
import org.eclipse.pde.internal.core.iproduct.*;
import org.eclipse.pde.internal.core.util.VMUtil;
import org.eclipse.pde.internal.ui.*;
import org.eclipse.pde.internal.ui.editor.*;
import org.eclipse.pde.internal.ui.parts.ComboViewerPart;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.dnd.Clipboard;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.*;
import org.eclipse.ui.dialogs.PreferencesUtil;
import org.eclipse.ui.forms.IFormColors;
import org.eclipse.ui.forms.widgets.*;
public class JRESection extends PDESection {
private final class EELabelProvider extends LabelProvider {
public String getText(Object element) {
if (!(element instanceof IExecutionEnvironment))
return ""; //$NON-NLS-1$
IExecutionEnvironment env = (IExecutionEnvironment) element;
IPath path = JavaRuntime.newJREContainerPath(env);
IVMInstall install = JavaRuntime.getVMInstall(path);
String eeItem;
if (install != null) {
eeItem = MessageFormat.format(PDEUIMessages.JRESection_eeBoundJRE, new Object[] {env.getId(), install.getName()});
} else {
eeItem = MessageFormat.format(PDEUIMessages.JRESection_eeUnboundJRE, new Object[] {env.getId()});
}
return eeItem;
}
}
private Button fEEButton;
private Button fExecutionEnvironmentsButton;
private ComboViewerPart fEEsCombo;
private boolean fBlockChanges;
private static final String[] TAB_LABELS = {"linux", "macosx", "solaris", "win32"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
private static final String[] TAB_OS = {Platform.OS_LINUX, Platform.OS_MACOSX, Platform.OS_SOLARIS, Platform.OS_WIN32};
private CTabFolder fTabFolder;
private int fLastTab;
public JRESection(PDEFormPage page, Composite parent) {
super(page, parent, Section.DESCRIPTION);
createClient(getSection(), page.getEditor().getToolkit());
}
protected void createClient(Section section, FormToolkit toolkit) {
section.setLayout(FormLayoutFactory.createClearGridLayout(false, 1));
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.horizontalSpan = 2;
section.setLayoutData(data);
section.setText(PDEUIMessages.ProductJRESection_title);
section.setDescription(PDEUIMessages.ProductJRESection_desc);
Composite client = toolkit.createComposite(section);
client.setLayout(FormLayoutFactory.createSectionClientGridLayout(false, 3));
client.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fTabFolder = new CTabFolder(client, SWT.FLAT | SWT.TOP);
toolkit.adapt(fTabFolder, true, true);
GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
fTabFolder.setLayoutData(gd);
gd.heightHint = 2;
gd.horizontalSpan = 3;
gd.grabExcessHorizontalSpace = true;
toolkit.getColors().initializeSectionToolBarColors();
Color selectedColor = toolkit.getColors().getColor(IFormColors.TB_BG);
fTabFolder.setSelectionBackground(new Color[] {selectedColor, toolkit.getColors().getBackground()}, new int[] {100}, true);
fTabFolder.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
refresh();
}
});
fTabFolder.setUnselectedImageVisible(false);
FormText text = toolkit.createFormText(client, false);
text.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING));
text.setText(PDEUIMessages.ProductJRESection_eeName, false, false);
fEEsCombo = new ComboViewerPart();
fEEsCombo.createControl(client, toolkit, SWT.SINGLE | SWT.BORDER | SWT.READ_ONLY);
fEEsCombo.getControl().setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fEEsCombo.setLabelProvider(new EELabelProvider());
fEEsCombo.setComparator(new ViewerComparator());
fEEsCombo.setItems(VMUtil.getExecutionEnvironments());
fEEsCombo.addItem("", 0); //$NON-NLS-1$
fEEsCombo.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
if (!fBlockChanges) {
Object selection = ((IStructuredSelection) event.getSelection()).getFirstElement();
setEE(selection instanceof IExecutionEnvironment ? (IExecutionEnvironment) selection : null);
fEEButton.setEnabled(selection instanceof IExecutionEnvironment);
}
}
});
fEEsCombo.setEnabled(isEditable());
fExecutionEnvironmentsButton = toolkit.createButton(client, PDEUIMessages.ProductJRESection_browseEEs, SWT.PUSH);
GridDataFactory.fillDefaults().applyTo(fExecutionEnvironmentsButton);
fExecutionEnvironmentsButton.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
PreferencesUtil.createPreferenceDialogOn(getSection().getShell(), "org.eclipse.jdt.debug.ui.jreProfiles", //$NON-NLS-1$
new String[] {"org.eclipse.jdt.debug.ui.jreProfiles"}, null).open(); //$NON-NLS-1$
}
});
fExecutionEnvironmentsButton.setEnabled(isEditable());
fEEButton = toolkit.createButton(client, PDEUIMessages.ProdctJRESection_bundleJRE, SWT.CHECK);
GridData buttonLayout = new GridData(GridData.FILL_HORIZONTAL);
buttonLayout.horizontalSpan = 2;
fEEButton.setLayoutData(buttonLayout);
fEEButton.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
getJVMLocations().setIncludeJREWithProduct(getOS(fLastTab), fEEButton.getSelection());
}
});
fEEButton.setEnabled(isEditable());
createTabs();
toolkit.paintBordersFor(client);
section.setClient(client);
// Register to be notified when the model changes
getProductModel().addModelChangedListener(this);
}
private void setEE(IExecutionEnvironment ee) {
IPath eePath = null;
if (ee != null)
eePath = JavaRuntime.newJREContainerPath(ee);
getJVMLocations().setJREContainerPath(getOS(fLastTab), eePath);
}
private IProductModel getProductModel() {
return (IProductModel) getPage().getPDEEditor().getAggregateModel();
}
/* (non-Javadoc)
* @see org.eclipse.ui.forms.AbstractFormPart#dispose()
*/
public void dispose() {
IProductModel model = getProductModel();
if (model != null) {
model.removeModelChangedListener(this);
}
super.dispose();
}
private void createTabs() {
for (int i = 0; i < TAB_LABELS.length; i++) {
CTabItem item = new CTabItem(fTabFolder, SWT.NULL);
item.setText(TAB_LABELS[i]);
item.setImage(PDEPlugin.getDefault().getLabelProvider().get(PDEPluginImages.DESC_OPERATING_SYSTEM_OBJ));
}
fLastTab = 0;
fTabFolder.setSelection(fLastTab);
String currentTarget = TargetPlatform.getOS();
if (Platform.OS_WIN32.equals(currentTarget)) {
fTabFolder.setSelection(3);
} else if (Platform.OS_MACOSX.equals(currentTarget)) {
fTabFolder.setSelection(1);
} else if (Platform.OS_SOLARIS.equals(currentTarget)) {
fTabFolder.setSelection(2);
}
}
public void refresh() {
fBlockChanges = true;
fLastTab = fTabFolder.getSelectionIndex();
fEEButton.setSelection(getJVMLocations().includeJREWithProduct(getOS(fLastTab)));
IPath jrePath = getJVMLocations().getJREContainerPath(getOS(fLastTab));
if (jrePath != null) {
String eeID = JavaRuntime.getExecutionEnvironmentId(jrePath);
IExecutionEnvironment env = VMUtil.getExecutionEnvironment(eeID);
if (env != null) {
if (!fEEsCombo.getItems().contains(env))
fEEsCombo.addItem(env);
fEEsCombo.select(env);
} else {
IVMInstall install = JavaRuntime.getVMInstall(jrePath);
if (install != null) {
fEEsCombo.select(null);
}
}
} else {
fEEsCombo.select(null);
}
updateWidgets();
super.refresh();
fBlockChanges = false;
}
private IJREInfo getJVMLocations() {
IJREInfo info = getProduct().getJREInfo();
if (info == null) {
info = getModel().getFactory().createJVMInfo();
getProduct().setJREInfo(info);
}
return info;
}
private String getOS(int tab) {
if (tab >= 0 && tab < TAB_OS.length) {
return TAB_OS[tab];
}
return null;
}
private IProduct getProduct() {
return getModel().getProduct();
}
private IProductModel getModel() {
return (IProductModel) getPage().getPDEEditor().getAggregateModel();
}
public boolean canPaste(Clipboard clipboard) {
Display d = getSection().getDisplay();
return d.getFocusControl() instanceof Text;
}
protected void updateWidgets() {
fEEButton.setEnabled(isEditable() && fEEsCombo.getSelection() instanceof IExecutionEnvironment);
}
/* (non-Javadoc)
* @see org.eclipse.pde.internal.ui.editor.PDESection#modelChanged(org.eclipse.pde.core.IModelChangedEvent)
*/
public void modelChanged(IModelChangedEvent e) {
// No need to call super, handling world changed event here
if (e.getChangeType() == IModelChangedEvent.WORLD_CHANGED) {
handleModelEventWorldChanged(e);
}
}
private void handleModelEventWorldChanged(IModelChangedEvent event) {
refresh();
// Note: A deferred selection event is fired from radio buttons when
// their value is toggled, the user switches to another page, and the
// user switches back to the same page containing the radio buttons
// This appears to be a result of a SWT bug.
// If the radio button is the last widget to have focus when leaving
// the page, an event will be fired when entering the page again.
// An event is not fired if the radio button does not have focus.
// The solution is to redirect focus to a stable widget.
getPage().setLastFocusControl(fEEsCombo.getControl());
}
}
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