ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/product/JRESection.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 2016 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
  *     Martin Karpisek <martin.karpisek@gmail.com> - Bug 438509
  *******************************************************************************/
 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 {
 		@Override
 		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, env.getId(), install.getName());
 			} else {
 				eeItem = MessageFormat.format(PDEUIMessages.JRESection_eeUnboundJRE, env.getId());
 			}
 			return eeItem;
 		}
 	}

 	private Button fEEButton;
 	private Button fExecutionEnvironmentsButton;
 	private ComboViewerPart fEEsCombo;
 	private boolean fBlockChanges;

 	private static final String[] TAB_LABELS = { "linux", "macosx", "win32" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
 	private static final String[] TAB_OS = { Platform.OS_LINUX, Platform.OS_MACOSX, 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());
 	}

 	@Override
 	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() {
 			@Override
 			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() {
 			@Override
 			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() {
 			@Override
 			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() {
 			@Override
 			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();
 	}

 	@Override
 	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(2);
 		} else if (Platform.OS_MACOSX.equals(currentTarget)) {
 			fTabFolder.setSelection(1);
 		}
 	}

 	@Override
 	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();
 	}

 	@Override
 	public boolean canPaste(Clipboard clipboard) {
 		Display d = getSection().getDisplay();
 		return d.getFocusControl() instanceof Text;
 	}

 	protected void updateWidgets() {
 		fEEButton.setEnabled(isEditable() && fEEsCombo.getSelection() instanceof IExecutionEnvironment);
 	}

 	@Override
 	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());
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 2016 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
	* Martin Karpisek <martin.karpisek@gmail.com> - Bug 438509
	*******************************************************************************/
	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 {
	@Override
	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, env.getId(), install.getName());
	} else {
	eeItem = MessageFormat.format(PDEUIMessages.JRESection_eeUnboundJRE, env.getId());
	}
	return eeItem;
	}
	}

	private Button fEEButton;
	private Button fExecutionEnvironmentsButton;
	private ComboViewerPart fEEsCombo;
	private boolean fBlockChanges;

	private static final String[] TAB_LABELS = { "linux", "macosx", "win32" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	private static final String[] TAB_OS = { Platform.OS_LINUX, Platform.OS_MACOSX, 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());
	}

	@Override
	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() {
	@Override
	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() {
	@Override
	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() {
	@Override
	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() {
	@Override
	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();
	}

	@Override
	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(2);
	} else if (Platform.OS_MACOSX.equals(currentTarget)) {
	fTabFolder.setSelection(1);
	}
	}

	@Override
	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();
	}

	@Override
	public boolean canPaste(Clipboard clipboard) {
	Display d = getSection().getDisplay();
	return d.getFocusControl() instanceof Text;
	}

	protected void updateWidgets() {
	fEEButton.setEnabled(isEditable() && fEEsCombo.getSelection() instanceof IExecutionEnvironment);
	}

	@Override
	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());
	}
	}