bundles/org.eclipse.equinox.p2.ui.admin/src/org/eclipse/equinox/internal/p2/ui/admin/dialogs/IUImplementationGroup.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.admin.dialogs;

 import org.eclipse.equinox.p2.metadata.MetadataFactory;
 import org.eclipse.equinox.p2.metadata.MetadataFactory.InstallableUnitDescription;

 import java.util.Collection;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.equinox.internal.p2.ui.admin.ProvAdminUIActivator;
 import org.eclipse.equinox.internal.p2.ui.admin.ProvAdminUIMessages;
 import org.eclipse.equinox.p2.metadata.*;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.dnd.*;
 import org.eclipse.swt.events.*;
 import org.eclipse.swt.graphics.FontMetrics;
 import org.eclipse.swt.graphics.GC;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.*;

 /**
  * An IUImplementationGroup is a reusable UI component that displays and edits the
  * implementation-oriented properties of an IU. It can be used in
  * different dialogs that manipulate or define IU's.
  *
  * @since 3.4
  */
 public class IUImplementationGroup extends IUGroup {

 	private Text id;
 	private Text version;
 	private Text namespace;
 	private Text touchpointType;
 	private List touchpointData;
 	private List requiredCapabilities;
 	private List providedCapabilities;

 	public IUImplementationGroup(final Composite parent, IInstallableUnit iu, ModifyListener listener) {
 		super(parent, iu, listener);
 	}

 	protected Composite createGroupComposite(Composite parent, ModifyListener listener) {
 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		composite.setLayout(layout);
 		GridData data = new GridData();
 		data.widthHint = 350;
 		composite.setLayoutData(data);

 		// Grid data for text controls
 		GridData gd = new GridData(GridData.FILL_HORIZONTAL);

 		// Grid data for controls spanning both columns
 		GridData gd2 = new GridData(GridData.FILL_HORIZONTAL);
 		gd2.horizontalSpan = 2;

 		// Grid data for lists grabbing vertical space
 		GridData gdList = new GridData(GridData.FILL_HORIZONTAL);
 		GC gc = new GC(parent);
 		gc.setFont(JFaceResources.getDialogFont());
 		FontMetrics fontMetrics = gc.getFontMetrics();
 		gc.dispose();
 		gdList.horizontalSpan = 2;
 		gdList.heightHint = Dialog.convertHeightInCharsToPixels(fontMetrics, 5);

 		boolean editable = iuElement == null && listener != null;

 		Label label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_ID);
 		id = new Text(composite, SWT.BORDER);
 		id.setLayoutData(gd);
 		if (editable) {
 			id.addModifyListener(listener);
 		} else {
 			id.setEditable(false);
 		}

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_Version);
 		version = new Text(composite, SWT.BORDER);
 		version.setLayoutData(gd);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_Namespace);
 		namespace = new Text(composite, SWT.BORDER);
 		namespace.setLayoutData(gd);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_TouchpointType);
 		touchpointType = new Text(composite, SWT.BORDER | SWT.READ_ONLY);
 		touchpointType.setLayoutData(gd);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_TouchpointData);
 		label.setLayoutData(gd2);
 		touchpointData = new List(composite, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
 		touchpointData.setLayoutData(gdList);
 		createCopyMenu(touchpointData);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_RequiredCapabilities);
 		label.setLayoutData(gd2);
 		requiredCapabilities = new List(composite, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
 		requiredCapabilities.setLayoutData(gdList);
 		createCopyMenu(requiredCapabilities);

 		label = new Label(composite, SWT.NONE);
 		label.setText(ProvAdminUIMessages.IUGroup_ProvidedCapabilities);
 		label.setLayoutData(gd2);
 		providedCapabilities = new List(composite, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
 		providedCapabilities.setLayoutData(gdList);
 		createCopyMenu(providedCapabilities);

 		if (editable) {
 			id.addModifyListener(listener);
 			version.addModifyListener(listener);
 			namespace.addModifyListener(listener);
 			touchpointType.addModifyListener(listener);
 		} else {
 			id.setEditable(false);
 			version.setEditable(false);
 			namespace.setEditable(false);
 			touchpointType.setEditable(false);
 		}
 		initializeFields();
 		return composite;
 	}

 	private void initializeFields() {
 		IInstallableUnit iu = getIU();
 		if (iu == null) {
 			return;
 		}
 		id.setText(iu.getId());
 		version.setText(iu.getVersion().toString());

 		String value = iu.getProperty(IInstallableUnit.NAMESPACE_IU_ID);
 		if (value != null) {
 			namespace.setText(value);
 		}
 		ITouchpointType type = iu.getTouchpointType();
 		if (type != null) {
 			touchpointType.setText(type.getId());
 		}
 		Collection<ITouchpointData> data = iu.getTouchpointData();
 		String[] items = new String[data.size()];
 		int i = 0;
 		for (ITouchpointData td : data) {
 			items[i++] = td.toString();
 		}
 		touchpointData.setItems(items);

 		Collection<IRequirement> reqs = iu.getRequirements();
 		items = new String[reqs.size()];
 		i = 0;
 		for (IRequirement req : reqs) {
 			items[i++] = req.toString();
 		}
 		requiredCapabilities.setItems(items);
 		Collection<IProvidedCapability> prov = iu.getProvidedCapabilities();
 		items = new String[prov.size()];
 		i = 0;
 		for (IProvidedCapability capability : prov) {
 			items[i++] = capability.toString();
 		}
 		providedCapabilities.setItems(items);
 	}

 	public void updateIU() {
 		// If it's not an InstallableUnit it is not editable
 		if (iuElement == null || iuElement instanceof IInstallableUnit) {
 			InstallableUnitDescription unit = new InstallableUnitDescription();
 			unit.setId(id.getText().trim());
 			unit.setVersion(Version.create(version.getText().trim()));
 			unit.setProperty(IInstallableUnit.NAMESPACE_IU_ID, namespace.getText().trim());
 			// TODO this is bogus because we don't let user provide a touchpoint type version
 			unit.setTouchpointType(MetadataFactory.createTouchpointType(touchpointType.getText().trim(), Version.create("1.0.0"))); //$NON-NLS-1$
 			iuElement = MetadataFactory.createInstallableUnit(unit);
 		}
 	}

 	/**
 	 * Return a status indicating the validity of the profile info
 	 *
 	 * @return a status indicating the validity of the profile info
 	 */
 	public IStatus verify() {
 		if (id.getText().trim().length() == 0) {
 			return new Status(IStatus.ERROR, ProvAdminUIActivator.PLUGIN_ID, 0, ProvAdminUIMessages.IUGroup_IU_ID_Required, null);
 		}

 		// TODO what kind of validation do we perform for other properties?
 		return new Status(IStatus.OK, ProvAdminUIActivator.PLUGIN_ID, IStatus.OK, "", null); //$NON-NLS-1$

 	}

 	private void createCopyMenu(final List list) {
 		Menu copyMenu = new Menu(list);
 		MenuItem copyItem = new MenuItem(copyMenu, SWT.NONE);
 		copyItem.addSelectionListener(new SelectionListener() {
 			/*
 			 * @see SelectionListener.widgetSelected (SelectionEvent)
 			 */
 			public void widgetSelected(SelectionEvent e) {
 				copySelectionsToClipboard(list);
 			}

 			/*
 			 * @see SelectionListener.widgetDefaultSelected(SelectionEvent)
 			 */
 			public void widgetDefaultSelected(SelectionEvent e) {
 				copySelectionsToClipboard(list);
 			}
 		});
 		copyItem.setText(JFaceResources.getString("copy")); //$NON-NLS-1$
 		list.setMenu(copyMenu);
 	}

 	void copySelectionsToClipboard(List list) {
 		StringBuffer buffer = new StringBuffer();
 		String[] selections = list.getSelection();
 		for (int i = 0; i < selections.length; i++) {
 			buffer.append(selections[i]);
 			buffer.append("\n"); //$NON-NLS-1$
 		}
 		Clipboard clipboard = new Clipboard(list.getDisplay());
 		clipboard.setContents(new Object[] {buffer.toString()}, new Transfer[] {TextTransfer.getInstance()});
 		clipboard.dispose();

 	}

 }
	/*******************************************************************************
	* 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.admin.dialogs;

	import org.eclipse.equinox.p2.metadata.MetadataFactory;
	import org.eclipse.equinox.p2.metadata.MetadataFactory.InstallableUnitDescription;

	import java.util.Collection;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.equinox.internal.p2.ui.admin.ProvAdminUIActivator;
	import org.eclipse.equinox.internal.p2.ui.admin.ProvAdminUIMessages;
	import org.eclipse.equinox.p2.metadata.*;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.resource.JFaceResources;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.dnd.*;
	import org.eclipse.swt.events.*;
	import org.eclipse.swt.graphics.FontMetrics;
	import org.eclipse.swt.graphics.GC;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.*;

	/**
	* An IUImplementationGroup is a reusable UI component that displays and edits the
	* implementation-oriented properties of an IU. It can be used in
	* different dialogs that manipulate or define IU's.
	*
	* @since 3.4
	*/
	public class IUImplementationGroup extends IUGroup {

	private Text id;
	private Text version;
	private Text namespace;
	private Text touchpointType;
	private List touchpointData;
	private List requiredCapabilities;
	private List providedCapabilities;

	public IUImplementationGroup(final Composite parent, IInstallableUnit iu, ModifyListener listener) {
	super(parent, iu, listener);
	}

	protected Composite createGroupComposite(Composite parent, ModifyListener listener) {
	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	composite.setLayout(layout);
	GridData data = new GridData();
	data.widthHint = 350;
	composite.setLayoutData(data);

	// Grid data for text controls
	GridData gd = new GridData(GridData.FILL_HORIZONTAL);

	// Grid data for controls spanning both columns
	GridData gd2 = new GridData(GridData.FILL_HORIZONTAL);
	gd2.horizontalSpan = 2;

	// Grid data for lists grabbing vertical space
	GridData gdList = new GridData(GridData.FILL_HORIZONTAL);
	GC gc = new GC(parent);
	gc.setFont(JFaceResources.getDialogFont());
	FontMetrics fontMetrics = gc.getFontMetrics();
	gc.dispose();
	gdList.horizontalSpan = 2;
	gdList.heightHint = Dialog.convertHeightInCharsToPixels(fontMetrics, 5);

	boolean editable = iuElement == null && listener != null;

	Label label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_ID);
	id = new Text(composite, SWT.BORDER);
	id.setLayoutData(gd);
	if (editable) {
	id.addModifyListener(listener);
	} else {
	id.setEditable(false);
	}

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_Version);
	version = new Text(composite, SWT.BORDER);
	version.setLayoutData(gd);

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_Namespace);
	namespace = new Text(composite, SWT.BORDER);
	namespace.setLayoutData(gd);

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_TouchpointType);
	touchpointType = new Text(composite, SWT.BORDER \| SWT.READ_ONLY);
	touchpointType.setLayoutData(gd);

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_TouchpointData);
	label.setLayoutData(gd2);
	touchpointData = new List(composite, SWT.BORDER \| SWT.MULTI \| SWT.V_SCROLL \| SWT.H_SCROLL);
	touchpointData.setLayoutData(gdList);
	createCopyMenu(touchpointData);

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_RequiredCapabilities);
	label.setLayoutData(gd2);
	requiredCapabilities = new List(composite, SWT.BORDER \| SWT.MULTI \| SWT.V_SCROLL \| SWT.H_SCROLL);
	requiredCapabilities.setLayoutData(gdList);
	createCopyMenu(requiredCapabilities);

	label = new Label(composite, SWT.NONE);
	label.setText(ProvAdminUIMessages.IUGroup_ProvidedCapabilities);
	label.setLayoutData(gd2);
	providedCapabilities = new List(composite, SWT.BORDER \| SWT.MULTI \| SWT.V_SCROLL \| SWT.H_SCROLL);
	providedCapabilities.setLayoutData(gdList);
	createCopyMenu(providedCapabilities);

	if (editable) {
	id.addModifyListener(listener);
	version.addModifyListener(listener);
	namespace.addModifyListener(listener);
	touchpointType.addModifyListener(listener);
	} else {
	id.setEditable(false);
	version.setEditable(false);
	namespace.setEditable(false);
	touchpointType.setEditable(false);
	}
	initializeFields();
	return composite;
	}

	private void initializeFields() {
	IInstallableUnit iu = getIU();
	if (iu == null) {
	return;
	}
	id.setText(iu.getId());
	version.setText(iu.getVersion().toString());

	String value = iu.getProperty(IInstallableUnit.NAMESPACE_IU_ID);
	if (value != null) {
	namespace.setText(value);
	}
	ITouchpointType type = iu.getTouchpointType();
	if (type != null) {
	touchpointType.setText(type.getId());
	}
	Collection<ITouchpointData> data = iu.getTouchpointData();
	String[] items = new String[data.size()];
	int i = 0;
	for (ITouchpointData td : data) {
	items[i++] = td.toString();
	}
	touchpointData.setItems(items);

	Collection<IRequirement> reqs = iu.getRequirements();
	items = new String[reqs.size()];
	i = 0;
	for (IRequirement req : reqs) {
	items[i++] = req.toString();
	}
	requiredCapabilities.setItems(items);
	Collection<IProvidedCapability> prov = iu.getProvidedCapabilities();
	items = new String[prov.size()];
	i = 0;
	for (IProvidedCapability capability : prov) {
	items[i++] = capability.toString();
	}
	providedCapabilities.setItems(items);
	}

	public void updateIU() {
	// If it's not an InstallableUnit it is not editable
	if (iuElement == null \|\| iuElement instanceof IInstallableUnit) {
	InstallableUnitDescription unit = new InstallableUnitDescription();
	unit.setId(id.getText().trim());
	unit.setVersion(Version.create(version.getText().trim()));
	unit.setProperty(IInstallableUnit.NAMESPACE_IU_ID, namespace.getText().trim());
	// TODO this is bogus because we don't let user provide a touchpoint type version
	unit.setTouchpointType(MetadataFactory.createTouchpointType(touchpointType.getText().trim(), Version.create("1.0.0"))); //$NON-NLS-1$
	iuElement = MetadataFactory.createInstallableUnit(unit);
	}
	}

	/**
	* Return a status indicating the validity of the profile info
	*
	* @return a status indicating the validity of the profile info
	*/
	public IStatus verify() {
	if (id.getText().trim().length() == 0) {
	return new Status(IStatus.ERROR, ProvAdminUIActivator.PLUGIN_ID, 0, ProvAdminUIMessages.IUGroup_IU_ID_Required, null);
	}

	// TODO what kind of validation do we perform for other properties?
	return new Status(IStatus.OK, ProvAdminUIActivator.PLUGIN_ID, IStatus.OK, "", null); //$NON-NLS-1$

	}

	private void createCopyMenu(final List list) {
	Menu copyMenu = new Menu(list);
	MenuItem copyItem = new MenuItem(copyMenu, SWT.NONE);
	copyItem.addSelectionListener(new SelectionListener() {
	/*
	* @see SelectionListener.widgetSelected (SelectionEvent)
	*/
	public void widgetSelected(SelectionEvent e) {
	copySelectionsToClipboard(list);
	}

	/*
	* @see SelectionListener.widgetDefaultSelected(SelectionEvent)
	*/
	public void widgetDefaultSelected(SelectionEvent e) {
	copySelectionsToClipboard(list);
	}
	});
	copyItem.setText(JFaceResources.getString("copy")); //$NON-NLS-1$
	list.setMenu(copyMenu);
	}

	void copySelectionsToClipboard(List list) {
	StringBuffer buffer = new StringBuffer();
	String[] selections = list.getSelection();
	for (int i = 0; i < selections.length; i++) {
	buffer.append(selections[i]);
	buffer.append("\n"); //$NON-NLS-1$
	}
	Clipboard clipboard = new Clipboard(list.getDisplay());
	clipboard.setContents(new Object[] {buffer.toString()}, new Transfer[] {TextTransfer.getInstance()});
	clipboard.dispose();

	}

	}