bundles/org.eclipse.equinox.p2.ui/src/org/eclipse/equinox/internal/p2/ui/dialogs/AcceptLicensesWizardPage.java - equinox/rt.equinox.p2 - Git at Google

 /*******************************************************************************
  * Copyright (c) 2007, 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.equinox.internal.p2.ui.dialogs;

 import java.util.*;
 import java.util.List;
 import org.eclipse.equinox.internal.p2.ui.ProvUIMessages;
 import org.eclipse.equinox.internal.p2.ui.viewers.IUDetailsLabelProvider;
 import org.eclipse.equinox.internal.p2.ui.viewers.StaticContentProvider;
 import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
 import org.eclipse.equinox.internal.provisional.p2.metadata.License;
 import org.eclipse.equinox.internal.provisional.p2.ui.ProvUI;
 import org.eclipse.equinox.internal.provisional.p2.ui.policy.LicenseManager;
 import org.eclipse.equinox.internal.provisional.p2.ui.viewers.IUColumnConfig;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.*;

 /**
  * @since 3.4
  */
 public class AcceptLicensesWizardPage extends WizardPage {

 	TableViewer iuViewer;
 	Text licenseTextBox;
 	Button acceptButton;
 	Button declineButton;
 	private IInstallableUnit[] ius;
 	private LicenseManager licenseManager;
 	private static final int DEFAULT_COLUMN_WIDTH = 40;

 	public AcceptLicensesWizardPage(IInstallableUnit[] ius, LicenseManager licenseManager) {
 		super("AcceptLicenses"); //$NON-NLS-1$
 		setTitle(ProvUIMessages.AcceptLicensesWizardPage_Title);
 		this.licenseManager = licenseManager;
 		update(ius);
 	}

 	public void createControl(Composite parent) {
 		initializeDialogUnits(parent);
 		if (ius.length == 0) {
 			Label label = new Label(parent, SWT.NONE);
 			setControl(label);
 		} else if (ius.length == 1) {
 			createLicenseSection(parent, true);
 		} else {
 			SashForm composite = new SashForm(parent, SWT.HORIZONTAL);
 			composite.setLayout(new GridLayout());
 			composite.setLayoutData(new GridData(GridData.FILL_BOTH));

 			createIUSection(composite);
 			createLicenseSection(composite, false);
 			setControl(composite);

 			Object element = iuViewer.getElementAt(0);
 			if (element != null)
 				iuViewer.setSelection(new StructuredSelection(element));
 		}
 		Dialog.applyDialogFont(getControl());
 	}

 	private void createIUSection(Composite parent) {
 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.marginWidth = 0;
 		layout.marginHeight = 0;
 		composite.setLayout(layout);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		composite.setLayoutData(gd);

 		Label label = new Label(composite, SWT.NONE);
 		label.setText(ProvUIMessages.AcceptLicensesWizardPage_ItemsLabel);
 		iuViewer = new TableViewer(composite, SWT.FULL_SELECTION | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
 		setTableColumns(iuViewer.getTable());
 		iuViewer.setContentProvider(new StaticContentProvider(new Object[0]));
 		iuViewer.setInput(ius);
 		iuViewer.setLabelProvider(new IUDetailsLabelProvider());
 		iuViewer.setComparator(new ViewerComparator(new Comparator() {
 			// This comparator sorts in reverse order so that we see the newest configs first
 			public int compare(Object o1, Object o2) {
 				return ((String) o2).compareTo((String) o1);
 			}
 		}));
 		iuViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 			public void selectionChanged(SelectionChangedEvent event) {
 				handleSelectionChanged((IStructuredSelection) event.getSelection());
 			}

 		});
 		gd = new GridData(GridData.FILL_BOTH);
 		iuViewer.getControl().setLayoutData(gd);
 	}

 	private void createLicenseAcceptSection(Composite parent, boolean multiple) {
 		// Buttons for accepting licenses
 		Composite buttonContainer = new Composite(parent, SWT.NULL);
 		GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		buttonContainer.setLayout(new GridLayout());
 		buttonContainer.setLayoutData(gd);

 		acceptButton = new Button(buttonContainer, SWT.RADIO);
 		if (multiple)
 			acceptButton.setText(ProvUIMessages.AcceptLicensesWizardPage_AcceptMultiple);
 		else
 			acceptButton.setText(ProvUIMessages.AcceptLicensesWizardPage_AcceptSingle);

 		acceptButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				setPageComplete(acceptButton.getSelection());
 			}
 		});
 		declineButton = new Button(buttonContainer, SWT.RADIO);
 		if (multiple)
 			declineButton.setText(ProvUIMessages.AcceptLicensesWizardPage_RejectMultiple);
 		else
 			declineButton.setText(ProvUIMessages.AcceptLicensesWizardPage_RejectSingle);
 		declineButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				setPageComplete(acceptButton.getSelection());
 			}
 		});

 		acceptButton.setSelection(false);
 		declineButton.setSelection(true);
 	}

 	private void createLicenseSection(Composite parent, boolean singleLicense) {
 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.marginWidth = 0;
 		layout.marginHeight = 0;
 		composite.setLayout(layout);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		composite.setLayoutData(gd);

 		Label label = new Label(composite, SWT.NONE);
 		label.setText(ProvUIMessages.AcceptLicensesWizardPage_LicenseTextLabel);
 		licenseTextBox = new Text(composite, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.WRAP | SWT.READ_ONLY);
 		licenseTextBox.setBackground(licenseTextBox.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
 		initializeDialogUnits(licenseTextBox);
 		gd = new GridData(SWT.FILL, SWT.FILL, true, true);
 		gd.widthHint = convertWidthInCharsToPixels(80);
 		gd.heightHint = convertHeightInCharsToPixels(20);

 		licenseTextBox.setLayoutData(gd);

 		createLicenseAcceptSection(composite, !singleLicense);

 		if (singleLicense) {
 			licenseTextBox.setText(getLicenseBody(ius[0]));
 			setControl(composite);
 		}
 	}

 	void handleSelectionChanged(IStructuredSelection selection) {
 		if (!selection.isEmpty()) {
 			Object selected = selection.getFirstElement();
 			if (selected instanceof IInstallableUnit)
 				licenseTextBox.setText(getLicenseBody((IInstallableUnit) selected));
 		}
 	}

 	private void setTableColumns(Table table) {
 		table.setHeaderVisible(true);
 		IUColumnConfig[] columns = ProvUI.getIUColumnConfig();
 		initializeDialogUnits(table);
 		for (int i = 0; i < columns.length; i++) {
 			TableColumn tc = new TableColumn(table, SWT.NONE, i);
 			tc.setResizable(true);
 			tc.setText(columns[i].columnTitle);
 			tc.setWidth(convertWidthInCharsToPixels(DEFAULT_COLUMN_WIDTH));
 		}
 	}

 	public boolean performFinish() {
 		rememberAcceptedLicenses();
 		return true;
 	}

 	public boolean hasLicensesToAccept() {
 		return ius.length > 0;
 	}

 	public void update(IInstallableUnit[] theIUs) {
 		this.ius = iusWithUnacceptedLicenses(theIUs);
 		setDescription();
 		setPageComplete(ius.length == 0);
 		if (getControl() != null) {
 			Composite parent = getControl().getParent();
 			getControl().dispose();
 			createControl(parent);
 			parent.layout(true, true);
 		}
 	}

 	private String getLicenseBody(IInstallableUnit iu) {
 		License license = iu.getLicense();
 		if (license != null && license.getBody() != null)
 			return license.getBody();
 		// shouldn't happen because we already reduced the list to those
 		// that have licenses and bodies are required.
 		return ""; //$NON-NLS-1$
 	}

 	private IInstallableUnit[] iusWithUnacceptedLicenses(IInstallableUnit[] allIUs) {
 		List unaccepted = new ArrayList();
 		for (int i = 0; i < allIUs.length; i++) {
 			IInstallableUnit iu = allIUs[i];
 			License license = iu.getLicense();
 			// It has a license, is it already accepted?
 			if (license != null) {
 				if (licenseManager == null || !licenseManager.isAccepted(iu))
 					unaccepted.add(iu);
 			}
 		}
 		return (IInstallableUnit[]) unaccepted.toArray(new IInstallableUnit[unaccepted.size()]);
 	}

 	private void rememberAcceptedLicenses() {
 		for (int i = 0; i < ius.length; i++) {
 			if (licenseManager != null)
 				licenseManager.accept(ius[i]);
 		}
 	}

 	private void setDescription() {
 		if (ius.length == 0)
 			setDescription(ProvUIMessages.AcceptLicensesWizardPage_NoLicensesDescription);
 		else
 			setDescription(ProvUIMessages.AcceptLicensesWizardPage_ReviewLicensesDescription);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2007, 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.equinox.internal.p2.ui.dialogs;

	import java.util.*;
	import java.util.List;
	import org.eclipse.equinox.internal.p2.ui.ProvUIMessages;
	import org.eclipse.equinox.internal.p2.ui.viewers.IUDetailsLabelProvider;
	import org.eclipse.equinox.internal.p2.ui.viewers.StaticContentProvider;
	import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
	import org.eclipse.equinox.internal.provisional.p2.metadata.License;
	import org.eclipse.equinox.internal.provisional.p2.ui.ProvUI;
	import org.eclipse.equinox.internal.provisional.p2.ui.policy.LicenseManager;
	import org.eclipse.equinox.internal.provisional.p2.ui.viewers.IUColumnConfig;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.SashForm;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.*;

	/**
	* @since 3.4
	*/
	public class AcceptLicensesWizardPage extends WizardPage {

	TableViewer iuViewer;
	Text licenseTextBox;
	Button acceptButton;
	Button declineButton;
	private IInstallableUnit[] ius;
	private LicenseManager licenseManager;
	private static final int DEFAULT_COLUMN_WIDTH = 40;

	public AcceptLicensesWizardPage(IInstallableUnit[] ius, LicenseManager licenseManager) {
	super("AcceptLicenses"); //$NON-NLS-1$
	setTitle(ProvUIMessages.AcceptLicensesWizardPage_Title);
	this.licenseManager = licenseManager;
	update(ius);
	}

	public void createControl(Composite parent) {
	initializeDialogUnits(parent);
	if (ius.length == 0) {
	Label label = new Label(parent, SWT.NONE);
	setControl(label);
	} else if (ius.length == 1) {
	createLicenseSection(parent, true);
	} else {
	SashForm composite = new SashForm(parent, SWT.HORIZONTAL);
	composite.setLayout(new GridLayout());
	composite.setLayoutData(new GridData(GridData.FILL_BOTH));

	createIUSection(composite);
	createLicenseSection(composite, false);
	setControl(composite);

	Object element = iuViewer.getElementAt(0);
	if (element != null)
	iuViewer.setSelection(new StructuredSelection(element));
	}
	Dialog.applyDialogFont(getControl());
	}

	private void createIUSection(Composite parent) {
	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	composite.setLayout(layout);
	GridData gd = new GridData(GridData.FILL_BOTH);
	composite.setLayoutData(gd);

	Label label = new Label(composite, SWT.NONE);
	label.setText(ProvUIMessages.AcceptLicensesWizardPage_ItemsLabel);
	iuViewer = new TableViewer(composite, SWT.FULL_SELECTION \| SWT.H_SCROLL \| SWT.V_SCROLL \| SWT.BORDER);
	setTableColumns(iuViewer.getTable());
	iuViewer.setContentProvider(new StaticContentProvider(new Object[0]));
	iuViewer.setInput(ius);
	iuViewer.setLabelProvider(new IUDetailsLabelProvider());
	iuViewer.setComparator(new ViewerComparator(new Comparator() {
	// This comparator sorts in reverse order so that we see the newest configs first
	public int compare(Object o1, Object o2) {
	return ((String) o2).compareTo((String) o1);
	}
	}));
	iuViewer.addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	handleSelectionChanged((IStructuredSelection) event.getSelection());
	}

	});
	gd = new GridData(GridData.FILL_BOTH);
	iuViewer.getControl().setLayoutData(gd);
	}

	private void createLicenseAcceptSection(Composite parent, boolean multiple) {
	// Buttons for accepting licenses
	Composite buttonContainer = new Composite(parent, SWT.NULL);
	GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	buttonContainer.setLayout(new GridLayout());
	buttonContainer.setLayoutData(gd);

	acceptButton = new Button(buttonContainer, SWT.RADIO);
	if (multiple)
	acceptButton.setText(ProvUIMessages.AcceptLicensesWizardPage_AcceptMultiple);
	else
	acceptButton.setText(ProvUIMessages.AcceptLicensesWizardPage_AcceptSingle);

	acceptButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	setPageComplete(acceptButton.getSelection());
	}
	});
	declineButton = new Button(buttonContainer, SWT.RADIO);
	if (multiple)
	declineButton.setText(ProvUIMessages.AcceptLicensesWizardPage_RejectMultiple);
	else
	declineButton.setText(ProvUIMessages.AcceptLicensesWizardPage_RejectSingle);
	declineButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	setPageComplete(acceptButton.getSelection());
	}
	});

	acceptButton.setSelection(false);
	declineButton.setSelection(true);
	}

	private void createLicenseSection(Composite parent, boolean singleLicense) {
	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	composite.setLayout(layout);
	GridData gd = new GridData(GridData.FILL_BOTH);
	composite.setLayoutData(gd);

	Label label = new Label(composite, SWT.NONE);
	label.setText(ProvUIMessages.AcceptLicensesWizardPage_LicenseTextLabel);
	licenseTextBox = new Text(composite, SWT.MULTI \| SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL \| SWT.WRAP \| SWT.READ_ONLY);
	licenseTextBox.setBackground(licenseTextBox.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
	initializeDialogUnits(licenseTextBox);
	gd = new GridData(SWT.FILL, SWT.FILL, true, true);
	gd.widthHint = convertWidthInCharsToPixels(80);
	gd.heightHint = convertHeightInCharsToPixels(20);

	licenseTextBox.setLayoutData(gd);

	createLicenseAcceptSection(composite, !singleLicense);

	if (singleLicense) {
	licenseTextBox.setText(getLicenseBody(ius[0]));
	setControl(composite);
	}
	}

	void handleSelectionChanged(IStructuredSelection selection) {
	if (!selection.isEmpty()) {
	Object selected = selection.getFirstElement();
	if (selected instanceof IInstallableUnit)
	licenseTextBox.setText(getLicenseBody((IInstallableUnit) selected));
	}
	}

	private void setTableColumns(Table table) {
	table.setHeaderVisible(true);
	IUColumnConfig[] columns = ProvUI.getIUColumnConfig();
	initializeDialogUnits(table);
	for (int i = 0; i < columns.length; i++) {
	TableColumn tc = new TableColumn(table, SWT.NONE, i);
	tc.setResizable(true);
	tc.setText(columns[i].columnTitle);
	tc.setWidth(convertWidthInCharsToPixels(DEFAULT_COLUMN_WIDTH));
	}
	}

	public boolean performFinish() {
	rememberAcceptedLicenses();
	return true;
	}

	public boolean hasLicensesToAccept() {
	return ius.length > 0;
	}

	public void update(IInstallableUnit[] theIUs) {
	this.ius = iusWithUnacceptedLicenses(theIUs);
	setDescription();
	setPageComplete(ius.length == 0);
	if (getControl() != null) {
	Composite parent = getControl().getParent();
	getControl().dispose();
	createControl(parent);
	parent.layout(true, true);
	}
	}

	private String getLicenseBody(IInstallableUnit iu) {
	License license = iu.getLicense();
	if (license != null && license.getBody() != null)
	return license.getBody();
	// shouldn't happen because we already reduced the list to those
	// that have licenses and bodies are required.
	return ""; //$NON-NLS-1$
	}

	private IInstallableUnit[] iusWithUnacceptedLicenses(IInstallableUnit[] allIUs) {
	List unaccepted = new ArrayList();
	for (int i = 0; i < allIUs.length; i++) {
	IInstallableUnit iu = allIUs[i];
	License license = iu.getLicense();
	// It has a license, is it already accepted?
	if (license != null) {
	if (licenseManager == null \|\| !licenseManager.isAccepted(iu))
	unaccepted.add(iu);
	}
	}
	return (IInstallableUnit[]) unaccepted.toArray(new IInstallableUnit[unaccepted.size()]);
	}

	private void rememberAcceptedLicenses() {
	for (int i = 0; i < ius.length; i++) {
	if (licenseManager != null)
	licenseManager.accept(ius[i]);
	}
	}

	private void setDescription() {
	if (ius.length == 0)
	setDescription(ProvUIMessages.AcceptLicensesWizardPage_NoLicensesDescription);
	else
	setDescription(ProvUIMessages.AcceptLicensesWizardPage_ReviewLicensesDescription);
	}
	}