org.eclipse.jdt.debug.ui/ui/org/eclipse/jdt/internal/debug/ui/jres/ExecutionEnvironmentsPreferencePage.java - jdt/eclipse.jdt.debug - Git at Google

 /*******************************************************************************
  * Copyright (c) 2005, 2015 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jdt.internal.debug.ui.jres;


 import java.util.HashMap;
 import java.util.Map;

 import org.eclipse.jdt.internal.debug.ui.IJavaDebugHelpContextIds;
 import org.eclipse.jdt.launching.IVMInstall;
 import org.eclipse.jdt.launching.JavaRuntime;
 import org.eclipse.jdt.launching.environments.IExecutionEnvironment;
 import org.eclipse.jdt.launching.environments.IExecutionEnvironmentsManager;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.preference.PreferencePage;
 import org.eclipse.jface.viewers.ArrayContentProvider;
 import org.eclipse.jface.viewers.CheckStateChangedEvent;
 import org.eclipse.jface.viewers.CheckboxTableViewer;
 import org.eclipse.jface.viewers.ICheckStateListener;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.IWorkbenchPreferencePage;
 import org.eclipse.ui.PlatformUI;

 /**
  * Sets default VM per execution environment.
  *
  * @since 3.2
  */
 public class ExecutionEnvironmentsPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {

 	/**
 	 * The ID of the page
 	 *
 	 * @since 3.5
 	 */
 	public static final String ID = "org.eclipse.jdt.debug.ui.jreProfiles"; //$NON-NLS-1$

 	private TableViewer fProfilesViewer;
 	private CheckboxTableViewer fJREsViewer;
 	private Text fDescription;

 	/**
 	 * Working copy "EE Profile -> Default JRE"
 	 */
 	private Map<Object, Object> fDefaults = new HashMap<>();

 	class JREsContentProvider implements IStructuredContentProvider {

 		/* (non-Javadoc)
 		 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
 		 */
 		@Override
 		public Object[] getElements(Object inputElement) {
 			return ((IExecutionEnvironment)inputElement).getCompatibleVMs();
 		}

 		/* (non-Javadoc)
 		 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
 		 */
 		@Override
 		public void dispose() {
 		}

 		/* (non-Javadoc)
 		 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
 		 */
 		@Override
 		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 		}

 	}

 	public ExecutionEnvironmentsPreferencePage() {
 		super();
 		// only used when page is shown programatically
 		setTitle(JREMessages.JREProfilesPreferencePage_0);
 		setDescription(JREMessages.JREProfilesPreferencePage_1);
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
 	 */
 	@Override
 	public void init(IWorkbench workbench) {
 	}

 	/*
 	 * (non-Javadoc)
 	 *
 	 * @see org.eclipse.jface.dialogs.DialogPage(boolean)
 	 */
 	@Override
 	public void setVisible(boolean visible) {
 		if (visible) {
 			if (fProfilesViewer.getSelection() != null && !fProfilesViewer.getSelection().isEmpty()) {
 				handleEESelectionAndJREViewer(fProfilesViewer.getStructuredSelection());
 			}
 		}
 		super.setVisible(visible);

 	}

 	/*
 	 * Set the JREs for selected Execution Environment
 	 */
 	private void handleEESelectionAndJREViewer(IStructuredSelection selection) {
 		IExecutionEnvironment env = (IExecutionEnvironment) (selection).getFirstElement();
 		fJREsViewer.setInput(env);
 		String description = env.getDescription();
 		if (description == null) {
 			description = ""; //$NON-NLS-1$
 		}
 		fDescription.setText(description);
 		IVMInstall jre = (IVMInstall) fDefaults.get(env);
 		if (jre != null) {
 			fJREsViewer.setCheckedElements(new Object[] { jre });
 		} else {
 			fJREsViewer.setCheckedElements(new Object[0]);
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
 	 */
 	@Override
 	protected Control createContents(Composite ancestor) {
 		initializeDialogUnits(ancestor);
 		noDefaultAndApplyButton();
 		// TODO: fix help
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(ancestor, IJavaDebugHelpContextIds.JRE_PROFILES_PAGE);

 		// init default mappings
 		IExecutionEnvironmentsManager manager = JavaRuntime.getExecutionEnvironmentsManager();
 		IExecutionEnvironment[] environments = manager.getExecutionEnvironments();
 		for (int i = 0; i < environments.length; i++) {
 			IExecutionEnvironment environment = environments[i];
 			IVMInstall install = environment.getDefaultVM();
 			if (install != null) {
 				fDefaults.put(environment, install);
 			}
 		}

 		Composite container = new Composite(ancestor, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		layout.makeColumnsEqualWidth = true;
 		container.setLayout(layout);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		container.setLayoutData(gd);
 		container.setFont(ancestor.getFont());

 		Composite eeContainer = new Composite(container, SWT.NONE);
 		layout = new GridLayout();
 		layout.marginWidth = 0;
 		eeContainer.setLayout(layout);
 		eeContainer.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Label label = new Label(eeContainer, SWT.NONE);
 		label.setFont(ancestor.getFont());
 		label.setText(JREMessages.JREProfilesPreferencePage_2);
 		label.setLayoutData(new GridData(SWT.FILL, 0, true, false));

 		Table table= new Table(eeContainer, SWT.BORDER | SWT.SINGLE);
 		table.setLayout(layout);
 		table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		fProfilesViewer = new TableViewer(table);
 		fProfilesViewer.setContentProvider(ArrayContentProvider.getInstance());
 		fProfilesViewer.setLabelProvider(new ExecutionEnvironmentsLabelProvider());
 		fProfilesViewer.setInput(JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments());

 		Composite jreContainer = new Composite(container, SWT.NONE);
 		layout = new GridLayout();
 		layout.marginWidth = 0;
 		jreContainer.setLayout(layout);
 		jreContainer.setLayoutData(new GridData(GridData.FILL_BOTH));

 		label = new Label(jreContainer, SWT.NONE);
 		label.setFont(ancestor.getFont());
 		label.setText(JREMessages.JREProfilesPreferencePage_3);
 		label.setLayoutData(new GridData(SWT.FILL, 0, true, false));

 		table= new Table(jreContainer, SWT.CHECK | SWT.BORDER | SWT.SINGLE);
 		table.setLayout(layout);
 		table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 		fJREsViewer = new CheckboxTableViewer(table);
 		fJREsViewer.setContentProvider(new JREsContentProvider());
 		fJREsViewer.setLabelProvider(new JREsEnvironmentLabelProvider(new JREsEnvironmentLabelProvider.IExecutionEnvironmentProvider() {
 			@Override
 			public IExecutionEnvironment getEnvironment() {
 				return (IExecutionEnvironment) fJREsViewer.getInput();
 			}
 		}));
 		fJREsViewer.setComparator(new JREsEnvironmentComparator());

 		label = new Label(container, SWT.NONE);
 		label.setFont(ancestor.getFont());
 		label.setText(JREMessages.JREProfilesPreferencePage_4);
 		label.setLayoutData(new GridData(SWT.FILL, 0, true, false, 2, 1));

 		Text text = new Text(container, SWT.READ_ONLY | SWT.WRAP | SWT.BORDER);
 		text.setFont(ancestor.getFont());
 		text.setLayoutData(new GridData(SWT.FILL, 0, true, false, 2, 1));
 		fDescription = text;

 		fProfilesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 			@Override
 			public void selectionChanged(SelectionChangedEvent event) {
 				handleEESelectionAndJREViewer((IStructuredSelection) event.getSelection());
 			}
 		});

 		fJREsViewer.addCheckStateListener(new ICheckStateListener() {
 			@Override
 			public void checkStateChanged(CheckStateChangedEvent event) {
 				if (event.getChecked()) {
 					Object element = event.getElement();
 					fDefaults.put(fJREsViewer.getInput(), element);
 					fJREsViewer.setCheckedElements(new Object[]{element});
 				} else {
 					fDefaults.remove(fJREsViewer.getInput());
 				}

 			}
 		});

 		Dialog.applyDialogFont(ancestor);
 		return ancestor;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.preference.IPreferencePage#performOk()
 	 */
 	@Override
 	public boolean performOk() {
 		IExecutionEnvironmentsManager manager = JavaRuntime.getExecutionEnvironmentsManager();
 		IExecutionEnvironment[] environments = manager.getExecutionEnvironments();
 		for (int i = 0; i < environments.length; i++) {
 			IExecutionEnvironment environment = environments[i];
 			IVMInstall vm = (IVMInstall) fDefaults.get(environment);
 			// if the VM no longer exists - set to default to avoid illegal argument exception (bug 267914)
 			if (vm != null) {
 				if (vm.getVMInstallType().findVMInstall(vm.getId()) == null) {
 					vm = null;
 				}
 			}
 			environment.setDefaultVM(vm);
 		}
 		return super.performOk();
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2005, 2015 IBM Corporation and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jdt.internal.debug.ui.jres;


	import java.util.HashMap;
	import java.util.Map;

	import org.eclipse.jdt.internal.debug.ui.IJavaDebugHelpContextIds;
	import org.eclipse.jdt.launching.IVMInstall;
	import org.eclipse.jdt.launching.JavaRuntime;
	import org.eclipse.jdt.launching.environments.IExecutionEnvironment;
	import org.eclipse.jdt.launching.environments.IExecutionEnvironmentsManager;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.preference.PreferencePage;
	import org.eclipse.jface.viewers.ArrayContentProvider;
	import org.eclipse.jface.viewers.CheckStateChangedEvent;
	import org.eclipse.jface.viewers.CheckboxTableViewer;
	import org.eclipse.jface.viewers.ICheckStateListener;
	import org.eclipse.jface.viewers.ISelectionChangedListener;
	import org.eclipse.jface.viewers.IStructuredContentProvider;
	import org.eclipse.jface.viewers.IStructuredSelection;
	import org.eclipse.jface.viewers.SelectionChangedEvent;
	import org.eclipse.jface.viewers.TableViewer;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.swt.widgets.Text;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.IWorkbenchPreferencePage;
	import org.eclipse.ui.PlatformUI;

	/**
	* Sets default VM per execution environment.
	*
	* @since 3.2
	*/
	public class ExecutionEnvironmentsPreferencePage extends PreferencePage implements IWorkbenchPreferencePage {

	/**
	* The ID of the page
	*
	* @since 3.5
	*/
	public static final String ID = "org.eclipse.jdt.debug.ui.jreProfiles"; //$NON-NLS-1$

	private TableViewer fProfilesViewer;
	private CheckboxTableViewer fJREsViewer;
	private Text fDescription;

	/**
	* Working copy "EE Profile -> Default JRE"
	*/
	private Map<Object, Object> fDefaults = new HashMap<>();

	class JREsContentProvider implements IStructuredContentProvider {

	/* (non-Javadoc)
	* @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
	*/
	@Override
	public Object[] getElements(Object inputElement) {
	return ((IExecutionEnvironment)inputElement).getCompatibleVMs();
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.viewers.IContentProvider#dispose()
	*/
	@Override
	public void dispose() {
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
	*/
	@Override
	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
	}

	}

	public ExecutionEnvironmentsPreferencePage() {
	super();
	// only used when page is shown programatically
	setTitle(JREMessages.JREProfilesPreferencePage_0);
	setDescription(JREMessages.JREProfilesPreferencePage_1);
	}

	/* (non-Javadoc)
	* @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
	*/
	@Override
	public void init(IWorkbench workbench) {
	}

	/*
	* (non-Javadoc)
	*
	* @see org.eclipse.jface.dialogs.DialogPage(boolean)
	*/
	@Override
	public void setVisible(boolean visible) {
	if (visible) {
	if (fProfilesViewer.getSelection() != null && !fProfilesViewer.getSelection().isEmpty()) {
	handleEESelectionAndJREViewer(fProfilesViewer.getStructuredSelection());
	}
	}
	super.setVisible(visible);

	}

	/*
	* Set the JREs for selected Execution Environment
	*/
	private void handleEESelectionAndJREViewer(IStructuredSelection selection) {
	IExecutionEnvironment env = (IExecutionEnvironment) (selection).getFirstElement();
	fJREsViewer.setInput(env);
	String description = env.getDescription();
	if (description == null) {
	description = ""; //$NON-NLS-1$
	}
	fDescription.setText(description);
	IVMInstall jre = (IVMInstall) fDefaults.get(env);
	if (jre != null) {
	fJREsViewer.setCheckedElements(new Object[] { jre });
	} else {
	fJREsViewer.setCheckedElements(new Object[0]);
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
	*/
	@Override
	protected Control createContents(Composite ancestor) {
	initializeDialogUnits(ancestor);
	noDefaultAndApplyButton();
	// TODO: fix help
	PlatformUI.getWorkbench().getHelpSystem().setHelp(ancestor, IJavaDebugHelpContextIds.JRE_PROFILES_PAGE);

	// init default mappings
	IExecutionEnvironmentsManager manager = JavaRuntime.getExecutionEnvironmentsManager();
	IExecutionEnvironment[] environments = manager.getExecutionEnvironments();
	for (int i = 0; i < environments.length; i++) {
	IExecutionEnvironment environment = environments[i];
	IVMInstall install = environment.getDefaultVM();
	if (install != null) {
	fDefaults.put(environment, install);
	}
	}

	Composite container = new Composite(ancestor, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.makeColumnsEqualWidth = true;
	container.setLayout(layout);
	GridData gd = new GridData(GridData.FILL_BOTH);
	container.setLayoutData(gd);
	container.setFont(ancestor.getFont());

	Composite eeContainer = new Composite(container, SWT.NONE);
	layout = new GridLayout();
	layout.marginWidth = 0;
	eeContainer.setLayout(layout);
	eeContainer.setLayoutData(new GridData(GridData.FILL_BOTH));

	Label label = new Label(eeContainer, SWT.NONE);
	label.setFont(ancestor.getFont());
	label.setText(JREMessages.JREProfilesPreferencePage_2);
	label.setLayoutData(new GridData(SWT.FILL, 0, true, false));

	Table table= new Table(eeContainer, SWT.BORDER \| SWT.SINGLE);
	table.setLayout(layout);
	table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	fProfilesViewer = new TableViewer(table);
	fProfilesViewer.setContentProvider(ArrayContentProvider.getInstance());
	fProfilesViewer.setLabelProvider(new ExecutionEnvironmentsLabelProvider());
	fProfilesViewer.setInput(JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments());

	Composite jreContainer = new Composite(container, SWT.NONE);
	layout = new GridLayout();
	layout.marginWidth = 0;
	jreContainer.setLayout(layout);
	jreContainer.setLayoutData(new GridData(GridData.FILL_BOTH));

	label = new Label(jreContainer, SWT.NONE);
	label.setFont(ancestor.getFont());
	label.setText(JREMessages.JREProfilesPreferencePage_3);
	label.setLayoutData(new GridData(SWT.FILL, 0, true, false));

	table= new Table(jreContainer, SWT.CHECK \| SWT.BORDER \| SWT.SINGLE);
	table.setLayout(layout);
	table.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	fJREsViewer = new CheckboxTableViewer(table);
	fJREsViewer.setContentProvider(new JREsContentProvider());
	fJREsViewer.setLabelProvider(new JREsEnvironmentLabelProvider(new JREsEnvironmentLabelProvider.IExecutionEnvironmentProvider() {
	@Override
	public IExecutionEnvironment getEnvironment() {
	return (IExecutionEnvironment) fJREsViewer.getInput();
	}
	}));
	fJREsViewer.setComparator(new JREsEnvironmentComparator());

	label = new Label(container, SWT.NONE);
	label.setFont(ancestor.getFont());
	label.setText(JREMessages.JREProfilesPreferencePage_4);
	label.setLayoutData(new GridData(SWT.FILL, 0, true, false, 2, 1));

	Text text = new Text(container, SWT.READ_ONLY \| SWT.WRAP \| SWT.BORDER);
	text.setFont(ancestor.getFont());
	text.setLayoutData(new GridData(SWT.FILL, 0, true, false, 2, 1));
	fDescription = text;

	fProfilesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
	@Override
	public void selectionChanged(SelectionChangedEvent event) {
	handleEESelectionAndJREViewer((IStructuredSelection) event.getSelection());
	}
	});

	fJREsViewer.addCheckStateListener(new ICheckStateListener() {
	@Override
	public void checkStateChanged(CheckStateChangedEvent event) {
	if (event.getChecked()) {
	Object element = event.getElement();
	fDefaults.put(fJREsViewer.getInput(), element);
	fJREsViewer.setCheckedElements(new Object[]{element});
	} else {
	fDefaults.remove(fJREsViewer.getInput());
	}

	}
	});

	Dialog.applyDialogFont(ancestor);
	return ancestor;
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.preference.IPreferencePage#performOk()
	*/
	@Override
	public boolean performOk() {
	IExecutionEnvironmentsManager manager = JavaRuntime.getExecutionEnvironmentsManager();
	IExecutionEnvironment[] environments = manager.getExecutionEnvironments();
	for (int i = 0; i < environments.length; i++) {
	IExecutionEnvironment environment = environments[i];
	IVMInstall vm = (IVMInstall) fDefaults.get(environment);
	// if the VM no longer exists - set to default to avoid illegal argument exception (bug 267914)
	if (vm != null) {
	if (vm.getVMInstallType().findVMInstall(vm.getId()) == null) {
	vm = null;
	}
	}
	environment.setDefaultVM(vm);
	}
	return super.performOk();
	}

	}