ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/shared/target/EditIUContainerPage.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2009 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.pde.internal.ui.shared.target;

 import java.net.URI;
 import java.net.URISyntaxException;
 import org.eclipse.core.runtime.*;
 import org.eclipse.equinox.internal.provisional.p2.engine.IProfile;
 import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
 import org.eclipse.equinox.internal.provisional.p2.ui.IUPropertyUtils;
 import org.eclipse.equinox.internal.provisional.p2.ui.actions.PropertyDialogAction;
 import org.eclipse.equinox.internal.provisional.p2.ui.dialogs.*;
 import org.eclipse.equinox.internal.provisional.p2.ui.policy.*;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.jface.window.SameShellProvider;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.pde.internal.core.PDECore;
 import org.eclipse.pde.internal.core.target.IUBundleContainer;
 import org.eclipse.pde.internal.core.target.provisional.*;
 import org.eclipse.pde.internal.ui.*;
 import org.eclipse.swt.SWT;
 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.*;
 import org.eclipse.ui.PlatformUI;

 /**
  * Wizard page allowing users to select which IUs they would like to download
  *
  * @see EditBundleContainerWizard
  * @see AddBundleContainerWizard
  */
 public class EditIUContainerPage extends WizardPage implements IEditBundleContainerPage {

 	// Status for any errors on the page
 	private static final IStatus BAD_IU_SELECTION = new Status(IStatus.ERROR, PDEPlugin.getPluginId(), Messages.EditIUContainerPage_0);
 	private IStatus fSelectedIUStatus = Status.OK_STATUS;

 	// Dialog settings
 	private static final String SETTINGS_GROUP_BY_CATEGORY = "groupByCategory"; //$NON-NLS-1$
 	private static final String SETTINGS_SHOW_OLD_VERSIONS = "showVersions"; //$NON-NLS-1$
 	private static final String SETTINGS_SELECTED_REPOSITORY = "selectedRepository"; //$NON-NLS-1$

 	/**
 	 * If the user is only downloading from a specific repository location, we store it here so it can be persisted in the target
 	 */
 	private URI fRepoLocation;

 	/**
 	 * If this wizard is editing an existing bundle container instead of creating a new one from scratch it will be stored here
 	 */
 	private IUBundleContainer fEditContainer;

 	/**
 	 * Profile from the target
 	 */
 	private IProfile fProfile;

 	/**
 	 * Used to provide special attributes/filtering to the available iu group
 	 */
 	private IUViewQueryContext fQueryContext;

 	/**
 	 * The parent target definition
 	 */
 	private ITargetDefinition fTarget;

 	private RepositorySelectionGroup fRepoSelector;
 	private AvailableIUGroup fAvailableIUGroup;
 	private Button fPropertiesButton;
 	private IAction fPropertyAction;
 	private Button fShowCategoriesButton;
 	private Button fShowOldVersionsButton;
 	private Button fIncludeRequiredButton;
 	private Button fAllPlatformsButton;
 	private Text fDetailsText;

 	/**
 	 * Constructor for creating a new container
 	 * @param profile profile from the parent target, used to setup the p2 UI
 	 */
 	protected EditIUContainerPage(ITargetDefinition definition, IProfile profile) {
 		super("AddP2Container"); //$NON-NLS-1$
 		setTitle(Messages.EditIUContainerPage_5);
 		setMessage(Messages.EditIUContainerPage_6);
 		fTarget = definition;
 		fProfile = profile;
 	}

 	/**
 	 * Constructor for editing an existing container
 	 * @param container the container to edit
 	 * @param profile profile from the parent target, used to setup the p2 UI
 	 */
 	protected EditIUContainerPage(IUBundleContainer container, ITargetDefinition definition, IProfile profile) {
 		this(definition, profile);
 		setTitle(Messages.EditIUContainerPage_7);
 		setMessage(Messages.EditIUContainerPage_6);
 		fEditContainer = container;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.pde.internal.ui.shared.target.IEditBundleContainerPage#getBundleContainer()
 	 */
 	public IBundleContainer getBundleContainer() {
 		ITargetPlatformService service = (ITargetPlatformService) PDECore.getDefault().acquireService(ITargetPlatformService.class.getName());
 		if (service == null) {
 			PDEPlugin.log(new Status(IStatus.ERROR, PDEPlugin.getPluginId(), Messages.EditIUContainerPage_9));
 		}
 		IUBundleContainer container = (IUBundleContainer) service.newIUContainer(fAvailableIUGroup.getCheckedLeafIUs(), fRepoLocation != null ? new URI[] {fRepoLocation} : null);
 		container.setIncludeAllRequired(fIncludeRequiredButton.getSelection(), fTarget);
 		container.setIncludeAllEnvironments(fAllPlatformsButton.getSelection(), fTarget);
 		return container;
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.pde.internal.ui.shared.target.IEditBundleContainerPage#storeSettings()
 	 */
 	public void storeSettings() {
 		IDialogSettings settings = getDialogSettings();
 		if (settings != null) {
 			settings.put(SETTINGS_GROUP_BY_CATEGORY, fShowCategoriesButton.getSelection());
 			settings.put(SETTINGS_SHOW_OLD_VERSIONS, fShowOldVersionsButton.getSelection());
 			settings.put(SETTINGS_SELECTED_REPOSITORY, fRepoLocation != null ? fRepoLocation.toString() : null);
 		}
 	}

 	/* (non-Javadoc)
 	 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
 	 */
 	public void createControl(Composite parent) {
 		Composite composite = SWTFactory.createComposite(parent, 1, 1, GridData.FILL_BOTH, 0, 0);

 		createQueryContext();
 		createRepositoryComboArea(composite);
 		createAvailableIUArea(composite);
 		createDetailsArea(composite);
 		createCheckboxArea(composite);

 		setPageComplete(false);
 		restoreWidgetState();
 		setControl(composite);
 		setPageComplete(false);
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, IHelpContextIds.P2_PROVISIONING_PAGE);
 	}

 	/**
 	 * Combo at the top of the page allowing the user to select a specific repo or group of repositories
 	 * @param parent parent composite
 	 */
 	private void createRepositoryComboArea(Composite parent) {
 		Policy policy = new Policy();
 		policy.setRepositoryManipulator(new ColocatedRepositoryManipulator(policy, null));
 		fRepoSelector = new RepositorySelectionGroup(getContainer(), parent, policy, fQueryContext);
 		fRepoSelector.addRepositorySelectionListener(new IRepositorySelectionListener() {
 			public void repositorySelectionChanged(int repoChoice, URI repoLocation) {
 				fAvailableIUGroup.setRepositoryFilter(repoChoice, repoLocation);
 				fRepoLocation = repoChoice == AvailableIUGroup.AVAILABLE_SPECIFIED ? repoLocation : null;
 				if (repoChoice == AvailableIUGroup.AVAILABLE_NONE) {
 					setDescription(Messages.EditIUContainerPage_10);
 				} else {
 					setDescription(Messages.EditIUContainerPage_11);
 				}
 				pageChanged();
 			}
 		});
 	}

 	/**
 	 * Create the UI area where the user will be able to select which IUs they
 	 * would like to download.  There will also be buttons to see properties for
 	 * the selection and open the manage sites dialog.
 	 *
 	 * @param parent parent composite
 	 */
 	private void createAvailableIUArea(Composite parent) {
 		fAvailableIUGroup = new AvailableIUGroup(parent);
 		fAvailableIUGroup.getCheckboxTreeViewer().addCheckStateListener(new ICheckStateListener() {
 			public void checkStateChanged(CheckStateChangedEvent event) {
 				IInstallableUnit[] units = fAvailableIUGroup.getCheckedLeafIUs();
 				if (units.length > 0) {
 					fSelectedIUStatus = Status.OK_STATUS;
 				} else {
 					fSelectedIUStatus = BAD_IU_SELECTION;
 				}
 				pageChanged();
 			}
 		});
 		fAvailableIUGroup.getCheckboxTreeViewer().addSelectionChangedListener(new ISelectionChangedListener() {
 			public void selectionChanged(SelectionChangedEvent event) {
 				updateDetails();
 				fPropertiesButton.setEnabled(fAvailableIUGroup.getSelectedIUElements().length == 1);
 			}
 		});

 		fAvailableIUGroup.setUseBoldFontForFilteredItems(true);
 		GridData data = (GridData) fAvailableIUGroup.getStructuredViewer().getControl().getLayoutData();
 		data.heightHint = 200;
 	}

 	/**
 	 * Details area underneath the group that displays more info on the selected IU
 	 * @param parent parent composite
 	 */
 	private void createDetailsArea(Composite parent) {
 		Group detailsGroup = SWTFactory.createGroup(parent, Messages.EditIUContainerPage_12, 1, 1, GridData.FILL_HORIZONTAL);

 		fDetailsText = SWTFactory.createText(detailsGroup, SWT.WRAP | SWT.READ_ONLY, 1, GridData.FILL_HORIZONTAL);
 		GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
 		gd.heightHint = 50;
 		gd.widthHint = 400;
 		fDetailsText.setLayoutData(gd);

 		// TODO Use a link instead of a button? To be consistent with the install wizard
 		fPropertiesButton = SWTFactory.createPushButton(detailsGroup, Messages.EditIUContainerPage_13, null);
 		((GridData) fPropertiesButton.getLayoutData()).horizontalAlignment = SWT.RIGHT;
 		fPropertiesButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent event) {
 				fPropertyAction.run();
 			}
 		});
 		fPropertyAction = new PropertyDialogAction(new SameShellProvider(getShell()), fAvailableIUGroup.getStructuredViewer());
 		fPropertiesButton.setEnabled(false);
 	}

 	/**
 	 * Checkboxes at the bottom of the page to control the available IU tree viewer
 	 * @param parent parent composite
 	 */
 	private void createCheckboxArea(Composite parent) {
 		Composite checkComp = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_HORIZONTAL, 0, 0);
 		checkComp.setLayout(new GridLayout(2, true));
 		fShowCategoriesButton = SWTFactory.createCheckButton(checkComp, Messages.EditIUContainerPage_14, null, true, 1);
 		fShowCategoriesButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				updateViewContext();
 			}
 		});
 		fShowOldVersionsButton = SWTFactory.createCheckButton(checkComp, Messages.EditIUContainerPage_15, null, true, 1);
 		fShowOldVersionsButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				updateViewContext();
 			}
 		});

 		Group slicerGroup = SWTFactory.createGroup(parent, Messages.EditIUContainerPage_1, 1, 1, GridData.FILL_HORIZONTAL);
 		SWTFactory.createWrapLabel(slicerGroup, Messages.EditIUContainerPage_2, 1, 400);
 		fIncludeRequiredButton = SWTFactory.createCheckButton(slicerGroup, Messages.EditIUContainerPage_3, null, true, 1);
 		fIncludeRequiredButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				fAllPlatformsButton.setEnabled(!fIncludeRequiredButton.getSelection());
 				warnIfGlobalSettingChanged();
 			}
 		});
 		fAllPlatformsButton = SWTFactory.createCheckButton(slicerGroup, Messages.EditIUContainerPage_8, null, false, 1);
 		fAllPlatformsButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				warnIfGlobalSettingChanged();
 			}
 		});
 		((GridData) fAllPlatformsButton.getLayoutData()).horizontalIndent = 10;
 	}

 	private void warnIfGlobalSettingChanged() {
 		boolean warn = false;
 		if (fTarget != null) {
 			IBundleContainer[] containers = fTarget.getBundleContainers();
 			if (containers != null) {
 				for (int i = 0; i < containers.length; i++) {
 					if (containers[i] instanceof IUBundleContainer && containers[i] != fEditContainer) {
 						IUBundleContainer container = (IUBundleContainer) containers[i];
 						if (container.getIncludeAllRequired() != fIncludeRequiredButton.getSelection()) {
 							warn = true;
 							break;
 						}
 						if (!fIncludeRequiredButton.getSelection() && container.getIncludeAllEnvironments() != fAllPlatformsButton.getSelection()) {
 							warn = true;
 							break;
 						}
 					}
 				}
 			}
 		}
 		if (warn) {
 			setMessage(Messages.EditIUContainerPage_4, IStatus.WARNING);
 		} else {
 			setMessage(Messages.EditIUContainerPage_6);
 		}
 	}

 	/**
 	 * Creates a default query context to setup the available IU Group
 	 */
 	private void createQueryContext() {
 		fQueryContext = Policy.getDefault().getQueryContext();
 		fQueryContext.setInstalledProfileId(fProfile.getProfileId());
 		fQueryContext.showAlreadyInstalled();
 	}

 	/**
 	 * Update the available group and context using the current checkbox state
 	 */
 	private void updateViewContext() {
 		if (fShowCategoriesButton.getSelection()) {
 			fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_BY_CATEGORY);
 		} else {
 			fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_FLAT);
 		}
 		fQueryContext.setShowLatestVersionsOnly(fShowOldVersionsButton.getSelection());
 		fAvailableIUGroup.updateAvailableViewState();
 	}

 	/**
 	 * Update the details section of the page using the currently selected IU
 	 */
 	private void updateDetails() {
 		IInstallableUnit[] selected = fAvailableIUGroup.getSelectedIUs();
 		if (selected.length == 1) {
 			StringBuffer result = new StringBuffer();
 			String description = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_DESCRIPTION);
 			if (description != null) {
 				result.append(description);
 			} else {
 				String name = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_NAME);
 				if (name != null)
 					result.append(name);
 				else
 					result.append(selected[0].getId());
 				result.append(" "); //$NON-NLS-1$
 				result.append(selected[0].getVersion().toString());
 			}

 			fDetailsText.setText(result.toString());
 			return;
 		}
 		fDetailsText.setText(""); //$NON-NLS-1$
 	}

 //	private Link createLink(Composite parent, IAction action, String text) {
 //		Link link = new Link(parent, SWT.PUSH);
 //		link.setText(text);
 //
 //		link.addListener(SWT.Selection, new Listener() {
 //			public void handleEvent(Event event) {
 //				IAction linkAction = getLinkAction(event.widget);
 //				if (linkAction != null) {
 //					linkAction.runWithEvent(event);
 //				}
 //			}
 //		});
 //		link.setToolTipText(action.getToolTipText());
 //		link.setData(LINKACTION, action);
 //		return link;
 //	}

 	/**
 	 * Checks if the page is complete, updating messages and finish button.
 	 */
 	void pageChanged() {
 		if (fSelectedIUStatus.getSeverity() == IStatus.ERROR) {
 			setErrorMessage(fSelectedIUStatus.getMessage());
 			setPageComplete(false);
 		} else {
 			setErrorMessage(null);
 			setPageComplete(true);
 		}
 	}

 	/**
 	 * Restores the state of the wizard from previous invocations
 	 */
 	private void restoreWidgetState() {
 		IDialogSettings settings = getDialogSettings();
 		URI uri = null;
 		boolean showCategories = fQueryContext.shouldGroupByCategories();
 		boolean showOldVersions = fQueryContext.getShowLatestVersionsOnly();

 		// Init the checkboxes and repo selector combo
 		if (fEditContainer != null) {
 			if (fEditContainer.getRepositories() != null) {
 				uri = fEditContainer.getRepositories()[0];
 			}
 		} else if (settings != null) {
 			String stringURI = settings.get(SETTINGS_SELECTED_REPOSITORY);
 			if (stringURI != null && stringURI.trim().length() > 0) {
 				try {
 					uri = new URI(stringURI);
 				} catch (URISyntaxException e) {
 					PDEPlugin.log(e);
 				}
 			}
 			if (settings.get(SETTINGS_GROUP_BY_CATEGORY) != null) {
 				showCategories = settings.getBoolean(SETTINGS_GROUP_BY_CATEGORY);
 			}
 			if (settings.get(SETTINGS_SHOW_OLD_VERSIONS) != null) {
 				showOldVersions = settings.getBoolean(SETTINGS_SHOW_OLD_VERSIONS);
 			}
 		}

 		if (uri != null) {
 			fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_SPECIFIED, uri);
 		} else if (fEditContainer != null) {
 			fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_ALL, null);
 		} else {
 			fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_NONE, null);
 		}

 		fShowCategoriesButton.setSelection(showCategories);
 		fShowOldVersionsButton.setSelection(showOldVersions);

 		if (fEditContainer != null) {
 			fIncludeRequiredButton.setSelection(fEditContainer.getIncludeAllRequired());
 			fAllPlatformsButton.setSelection(fEditContainer.getIncludeAllEnvironments());
 		} else {
 			// If we are creating a new container, but there is an existing iu container we should use it's settings (otherwise we overwrite them)
 			IBundleContainer[] knownContainers = fTarget.getBundleContainers();
 			if (knownContainers != null) {
 				for (int i = 0; i < knownContainers.length; i++) {
 					if (knownContainers[i] instanceof IUBundleContainer) {
 						fIncludeRequiredButton.setSelection(((IUBundleContainer) knownContainers[i]).getIncludeAllRequired());
 					}
 				}
 			}
 		}

 		// If the user can create two containers with different settings for include required we won't resolve correctly
 		// If the user has an existing container, don't let them edit the options, bug 275013
 		if (fTarget != null) {
 			IBundleContainer[] containers = fTarget.getBundleContainers();
 			if (containers != null) {
 				for (int i = 0; i < containers.length; i++) {
 					if (containers[i] instanceof IUBundleContainer && containers[i] != fEditContainer) {
 						fIncludeRequiredButton.setSelection(((IUBundleContainer) containers[i]).getIncludeAllRequired());
 						fAllPlatformsButton.setSelection(((IUBundleContainer) containers[i]).getIncludeAllEnvironments());
 						break;
 					}
 				}
 			}
 		}

 		fAllPlatformsButton.setEnabled(!fIncludeRequiredButton.getSelection());

 		updateViewContext();
 		fRepoSelector.getDefaultFocusControl().setFocus();
 		updateDetails();

 		// If we are editing a bundle check any installable units
 		if (fEditContainer != null) {
 			try {
 				// TODO This code does not do a good job, selecting, revealing, and collapsing all
 				// Only able to check items if we don't have categories
 				fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_FLAT);
 				fAvailableIUGroup.updateAvailableViewState();
 				fAvailableIUGroup.setChecked(fEditContainer.getInstallableUnits(fProfile));
 				// Make sure view is back in proper state
 				updateViewContext();
 				IInstallableUnit[] units = fAvailableIUGroup.getCheckedLeafIUs();
 				if (units.length > 0) {
 					fAvailableIUGroup.getCheckboxTreeViewer().setSelection(new StructuredSelection(units[0]), true);
 				}
 				fAvailableIUGroup.getCheckboxTreeViewer().collapseAll();

 			} catch (CoreException e) {
 				PDEPlugin.log(e);
 			}
 		}
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2009 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.pde.internal.ui.shared.target;

	import java.net.URI;
	import java.net.URISyntaxException;
	import org.eclipse.core.runtime.*;
	import org.eclipse.equinox.internal.provisional.p2.engine.IProfile;
	import org.eclipse.equinox.internal.provisional.p2.metadata.IInstallableUnit;
	import org.eclipse.equinox.internal.provisional.p2.ui.IUPropertyUtils;
	import org.eclipse.equinox.internal.provisional.p2.ui.actions.PropertyDialogAction;
	import org.eclipse.equinox.internal.provisional.p2.ui.dialogs.*;
	import org.eclipse.equinox.internal.provisional.p2.ui.policy.*;
	import org.eclipse.jface.action.IAction;
	import org.eclipse.jface.dialogs.IDialogSettings;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.jface.window.SameShellProvider;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.pde.internal.core.PDECore;
	import org.eclipse.pde.internal.core.target.IUBundleContainer;
	import org.eclipse.pde.internal.core.target.provisional.*;
	import org.eclipse.pde.internal.ui.*;
	import org.eclipse.swt.SWT;
	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.*;
	import org.eclipse.ui.PlatformUI;

	/**
	* Wizard page allowing users to select which IUs they would like to download
	*
	* @see EditBundleContainerWizard
	* @see AddBundleContainerWizard
	*/
	public class EditIUContainerPage extends WizardPage implements IEditBundleContainerPage {

	// Status for any errors on the page
	private static final IStatus BAD_IU_SELECTION = new Status(IStatus.ERROR, PDEPlugin.getPluginId(), Messages.EditIUContainerPage_0);
	private IStatus fSelectedIUStatus = Status.OK_STATUS;

	// Dialog settings
	private static final String SETTINGS_GROUP_BY_CATEGORY = "groupByCategory"; //$NON-NLS-1$
	private static final String SETTINGS_SHOW_OLD_VERSIONS = "showVersions"; //$NON-NLS-1$
	private static final String SETTINGS_SELECTED_REPOSITORY = "selectedRepository"; //$NON-NLS-1$

	/**
	* If the user is only downloading from a specific repository location, we store it here so it can be persisted in the target
	*/
	private URI fRepoLocation;

	/**
	* If this wizard is editing an existing bundle container instead of creating a new one from scratch it will be stored here
	*/
	private IUBundleContainer fEditContainer;

	/**
	* Profile from the target
	*/
	private IProfile fProfile;

	/**
	* Used to provide special attributes/filtering to the available iu group
	*/
	private IUViewQueryContext fQueryContext;

	/**
	* The parent target definition
	*/
	private ITargetDefinition fTarget;

	private RepositorySelectionGroup fRepoSelector;
	private AvailableIUGroup fAvailableIUGroup;
	private Button fPropertiesButton;
	private IAction fPropertyAction;
	private Button fShowCategoriesButton;
	private Button fShowOldVersionsButton;
	private Button fIncludeRequiredButton;
	private Button fAllPlatformsButton;
	private Text fDetailsText;

	/**
	* Constructor for creating a new container
	* @param profile profile from the parent target, used to setup the p2 UI
	*/
	protected EditIUContainerPage(ITargetDefinition definition, IProfile profile) {
	super("AddP2Container"); //$NON-NLS-1$
	setTitle(Messages.EditIUContainerPage_5);
	setMessage(Messages.EditIUContainerPage_6);
	fTarget = definition;
	fProfile = profile;
	}

	/**
	* Constructor for editing an existing container
	* @param container the container to edit
	* @param profile profile from the parent target, used to setup the p2 UI
	*/
	protected EditIUContainerPage(IUBundleContainer container, ITargetDefinition definition, IProfile profile) {
	this(definition, profile);
	setTitle(Messages.EditIUContainerPage_7);
	setMessage(Messages.EditIUContainerPage_6);
	fEditContainer = container;
	}

	/* (non-Javadoc)
	* @see org.eclipse.pde.internal.ui.shared.target.IEditBundleContainerPage#getBundleContainer()
	*/
	public IBundleContainer getBundleContainer() {
	ITargetPlatformService service = (ITargetPlatformService) PDECore.getDefault().acquireService(ITargetPlatformService.class.getName());
	if (service == null) {
	PDEPlugin.log(new Status(IStatus.ERROR, PDEPlugin.getPluginId(), Messages.EditIUContainerPage_9));
	}
	IUBundleContainer container = (IUBundleContainer) service.newIUContainer(fAvailableIUGroup.getCheckedLeafIUs(), fRepoLocation != null ? new URI[] {fRepoLocation} : null);
	container.setIncludeAllRequired(fIncludeRequiredButton.getSelection(), fTarget);
	container.setIncludeAllEnvironments(fAllPlatformsButton.getSelection(), fTarget);
	return container;
	}

	/* (non-Javadoc)
	* @see org.eclipse.pde.internal.ui.shared.target.IEditBundleContainerPage#storeSettings()
	*/
	public void storeSettings() {
	IDialogSettings settings = getDialogSettings();
	if (settings != null) {
	settings.put(SETTINGS_GROUP_BY_CATEGORY, fShowCategoriesButton.getSelection());
	settings.put(SETTINGS_SHOW_OLD_VERSIONS, fShowOldVersionsButton.getSelection());
	settings.put(SETTINGS_SELECTED_REPOSITORY, fRepoLocation != null ? fRepoLocation.toString() : null);
	}
	}

	/* (non-Javadoc)
	* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
	*/
	public void createControl(Composite parent) {
	Composite composite = SWTFactory.createComposite(parent, 1, 1, GridData.FILL_BOTH, 0, 0);

	createQueryContext();
	createRepositoryComboArea(composite);
	createAvailableIUArea(composite);
	createDetailsArea(composite);
	createCheckboxArea(composite);

	setPageComplete(false);
	restoreWidgetState();
	setControl(composite);
	setPageComplete(false);
	PlatformUI.getWorkbench().getHelpSystem().setHelp(composite, IHelpContextIds.P2_PROVISIONING_PAGE);
	}

	/**
	* Combo at the top of the page allowing the user to select a specific repo or group of repositories
	* @param parent parent composite
	*/
	private void createRepositoryComboArea(Composite parent) {
	Policy policy = new Policy();
	policy.setRepositoryManipulator(new ColocatedRepositoryManipulator(policy, null));
	fRepoSelector = new RepositorySelectionGroup(getContainer(), parent, policy, fQueryContext);
	fRepoSelector.addRepositorySelectionListener(new IRepositorySelectionListener() {
	public void repositorySelectionChanged(int repoChoice, URI repoLocation) {
	fAvailableIUGroup.setRepositoryFilter(repoChoice, repoLocation);
	fRepoLocation = repoChoice == AvailableIUGroup.AVAILABLE_SPECIFIED ? repoLocation : null;
	if (repoChoice == AvailableIUGroup.AVAILABLE_NONE) {
	setDescription(Messages.EditIUContainerPage_10);
	} else {
	setDescription(Messages.EditIUContainerPage_11);
	}
	pageChanged();
	}
	});
	}

	/**
	* Create the UI area where the user will be able to select which IUs they
	* would like to download. There will also be buttons to see properties for
	* the selection and open the manage sites dialog.
	*
	* @param parent parent composite
	*/
	private void createAvailableIUArea(Composite parent) {
	fAvailableIUGroup = new AvailableIUGroup(parent);
	fAvailableIUGroup.getCheckboxTreeViewer().addCheckStateListener(new ICheckStateListener() {
	public void checkStateChanged(CheckStateChangedEvent event) {
	IInstallableUnit[] units = fAvailableIUGroup.getCheckedLeafIUs();
	if (units.length > 0) {
	fSelectedIUStatus = Status.OK_STATUS;
	} else {
	fSelectedIUStatus = BAD_IU_SELECTION;
	}
	pageChanged();
	}
	});
	fAvailableIUGroup.getCheckboxTreeViewer().addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	updateDetails();
	fPropertiesButton.setEnabled(fAvailableIUGroup.getSelectedIUElements().length == 1);
	}
	});

	fAvailableIUGroup.setUseBoldFontForFilteredItems(true);
	GridData data = (GridData) fAvailableIUGroup.getStructuredViewer().getControl().getLayoutData();
	data.heightHint = 200;
	}

	/**
	* Details area underneath the group that displays more info on the selected IU
	* @param parent parent composite
	*/
	private void createDetailsArea(Composite parent) {
	Group detailsGroup = SWTFactory.createGroup(parent, Messages.EditIUContainerPage_12, 1, 1, GridData.FILL_HORIZONTAL);

	fDetailsText = SWTFactory.createText(detailsGroup, SWT.WRAP \| SWT.READ_ONLY, 1, GridData.FILL_HORIZONTAL);
	GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
	gd.heightHint = 50;
	gd.widthHint = 400;
	fDetailsText.setLayoutData(gd);

	// TODO Use a link instead of a button? To be consistent with the install wizard
	fPropertiesButton = SWTFactory.createPushButton(detailsGroup, Messages.EditIUContainerPage_13, null);
	((GridData) fPropertiesButton.getLayoutData()).horizontalAlignment = SWT.RIGHT;
	fPropertiesButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent event) {
	fPropertyAction.run();
	}
	});
	fPropertyAction = new PropertyDialogAction(new SameShellProvider(getShell()), fAvailableIUGroup.getStructuredViewer());
	fPropertiesButton.setEnabled(false);
	}

	/**
	* Checkboxes at the bottom of the page to control the available IU tree viewer
	* @param parent parent composite
	*/
	private void createCheckboxArea(Composite parent) {
	Composite checkComp = SWTFactory.createComposite(parent, 2, 1, GridData.FILL_HORIZONTAL, 0, 0);
	checkComp.setLayout(new GridLayout(2, true));
	fShowCategoriesButton = SWTFactory.createCheckButton(checkComp, Messages.EditIUContainerPage_14, null, true, 1);
	fShowCategoriesButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	updateViewContext();
	}
	});
	fShowOldVersionsButton = SWTFactory.createCheckButton(checkComp, Messages.EditIUContainerPage_15, null, true, 1);
	fShowOldVersionsButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	updateViewContext();
	}
	});

	Group slicerGroup = SWTFactory.createGroup(parent, Messages.EditIUContainerPage_1, 1, 1, GridData.FILL_HORIZONTAL);
	SWTFactory.createWrapLabel(slicerGroup, Messages.EditIUContainerPage_2, 1, 400);
	fIncludeRequiredButton = SWTFactory.createCheckButton(slicerGroup, Messages.EditIUContainerPage_3, null, true, 1);
	fIncludeRequiredButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	fAllPlatformsButton.setEnabled(!fIncludeRequiredButton.getSelection());
	warnIfGlobalSettingChanged();
	}
	});
	fAllPlatformsButton = SWTFactory.createCheckButton(slicerGroup, Messages.EditIUContainerPage_8, null, false, 1);
	fAllPlatformsButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	warnIfGlobalSettingChanged();
	}
	});
	((GridData) fAllPlatformsButton.getLayoutData()).horizontalIndent = 10;
	}

	private void warnIfGlobalSettingChanged() {
	boolean warn = false;
	if (fTarget != null) {
	IBundleContainer[] containers = fTarget.getBundleContainers();
	if (containers != null) {
	for (int i = 0; i < containers.length; i++) {
	if (containers[i] instanceof IUBundleContainer && containers[i] != fEditContainer) {
	IUBundleContainer container = (IUBundleContainer) containers[i];
	if (container.getIncludeAllRequired() != fIncludeRequiredButton.getSelection()) {
	warn = true;
	break;
	}
	if (!fIncludeRequiredButton.getSelection() && container.getIncludeAllEnvironments() != fAllPlatformsButton.getSelection()) {
	warn = true;
	break;
	}
	}
	}
	}
	}
	if (warn) {
	setMessage(Messages.EditIUContainerPage_4, IStatus.WARNING);
	} else {
	setMessage(Messages.EditIUContainerPage_6);
	}
	}

	/**
	* Creates a default query context to setup the available IU Group
	*/
	private void createQueryContext() {
	fQueryContext = Policy.getDefault().getQueryContext();
	fQueryContext.setInstalledProfileId(fProfile.getProfileId());
	fQueryContext.showAlreadyInstalled();
	}

	/**
	* Update the available group and context using the current checkbox state
	*/
	private void updateViewContext() {
	if (fShowCategoriesButton.getSelection()) {
	fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_BY_CATEGORY);
	} else {
	fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_FLAT);
	}
	fQueryContext.setShowLatestVersionsOnly(fShowOldVersionsButton.getSelection());
	fAvailableIUGroup.updateAvailableViewState();
	}

	/**
	* Update the details section of the page using the currently selected IU
	*/
	private void updateDetails() {
	IInstallableUnit[] selected = fAvailableIUGroup.getSelectedIUs();
	if (selected.length == 1) {
	StringBuffer result = new StringBuffer();
	String description = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_DESCRIPTION);
	if (description != null) {
	result.append(description);
	} else {
	String name = IUPropertyUtils.getIUProperty(selected[0], IInstallableUnit.PROP_NAME);
	if (name != null)
	result.append(name);
	else
	result.append(selected[0].getId());
	result.append(" "); //$NON-NLS-1$
	result.append(selected[0].getVersion().toString());
	}

	fDetailsText.setText(result.toString());
	return;
	}
	fDetailsText.setText(""); //$NON-NLS-1$
	}

	// private Link createLink(Composite parent, IAction action, String text) {
	// Link link = new Link(parent, SWT.PUSH);
	// link.setText(text);
	//
	// link.addListener(SWT.Selection, new Listener() {
	// public void handleEvent(Event event) {
	// IAction linkAction = getLinkAction(event.widget);
	// if (linkAction != null) {
	// linkAction.runWithEvent(event);
	// }
	// }
	// });
	// link.setToolTipText(action.getToolTipText());
	// link.setData(LINKACTION, action);
	// return link;
	// }

	/**
	* Checks if the page is complete, updating messages and finish button.
	*/
	void pageChanged() {
	if (fSelectedIUStatus.getSeverity() == IStatus.ERROR) {
	setErrorMessage(fSelectedIUStatus.getMessage());
	setPageComplete(false);
	} else {
	setErrorMessage(null);
	setPageComplete(true);
	}
	}

	/**
	* Restores the state of the wizard from previous invocations
	*/
	private void restoreWidgetState() {
	IDialogSettings settings = getDialogSettings();
	URI uri = null;
	boolean showCategories = fQueryContext.shouldGroupByCategories();
	boolean showOldVersions = fQueryContext.getShowLatestVersionsOnly();

	// Init the checkboxes and repo selector combo
	if (fEditContainer != null) {
	if (fEditContainer.getRepositories() != null) {
	uri = fEditContainer.getRepositories()[0];
	}
	} else if (settings != null) {
	String stringURI = settings.get(SETTINGS_SELECTED_REPOSITORY);
	if (stringURI != null && stringURI.trim().length() > 0) {
	try {
	uri = new URI(stringURI);
	} catch (URISyntaxException e) {
	PDEPlugin.log(e);
	}
	}
	if (settings.get(SETTINGS_GROUP_BY_CATEGORY) != null) {
	showCategories = settings.getBoolean(SETTINGS_GROUP_BY_CATEGORY);
	}
	if (settings.get(SETTINGS_SHOW_OLD_VERSIONS) != null) {
	showOldVersions = settings.getBoolean(SETTINGS_SHOW_OLD_VERSIONS);
	}
	}

	if (uri != null) {
	fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_SPECIFIED, uri);
	} else if (fEditContainer != null) {
	fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_ALL, null);
	} else {
	fRepoSelector.setRepositorySelection(AvailableIUGroup.AVAILABLE_NONE, null);
	}

	fShowCategoriesButton.setSelection(showCategories);
	fShowOldVersionsButton.setSelection(showOldVersions);

	if (fEditContainer != null) {
	fIncludeRequiredButton.setSelection(fEditContainer.getIncludeAllRequired());
	fAllPlatformsButton.setSelection(fEditContainer.getIncludeAllEnvironments());
	} else {
	// If we are creating a new container, but there is an existing iu container we should use it's settings (otherwise we overwrite them)
	IBundleContainer[] knownContainers = fTarget.getBundleContainers();
	if (knownContainers != null) {
	for (int i = 0; i < knownContainers.length; i++) {
	if (knownContainers[i] instanceof IUBundleContainer) {
	fIncludeRequiredButton.setSelection(((IUBundleContainer) knownContainers[i]).getIncludeAllRequired());
	}
	}
	}
	}

	// If the user can create two containers with different settings for include required we won't resolve correctly
	// If the user has an existing container, don't let them edit the options, bug 275013
	if (fTarget != null) {
	IBundleContainer[] containers = fTarget.getBundleContainers();
	if (containers != null) {
	for (int i = 0; i < containers.length; i++) {
	if (containers[i] instanceof IUBundleContainer && containers[i] != fEditContainer) {
	fIncludeRequiredButton.setSelection(((IUBundleContainer) containers[i]).getIncludeAllRequired());
	fAllPlatformsButton.setSelection(((IUBundleContainer) containers[i]).getIncludeAllEnvironments());
	break;
	}
	}
	}
	}

	fAllPlatformsButton.setEnabled(!fIncludeRequiredButton.getSelection());

	updateViewContext();
	fRepoSelector.getDefaultFocusControl().setFocus();
	updateDetails();

	// If we are editing a bundle check any installable units
	if (fEditContainer != null) {
	try {
	// TODO This code does not do a good job, selecting, revealing, and collapsing all
	// Only able to check items if we don't have categories
	fQueryContext.setViewType(IUViewQueryContext.AVAILABLE_VIEW_FLAT);
	fAvailableIUGroup.updateAvailableViewState();
	fAvailableIUGroup.setChecked(fEditContainer.getInstallableUnits(fProfile));
	// Make sure view is back in proper state
	updateViewContext();
	IInstallableUnit[] units = fAvailableIUGroup.getCheckedLeafIUs();
	if (units.length > 0) {
	fAvailableIUGroup.getCheckboxTreeViewer().setSelection(new StructuredSelection(units[0]), true);
	}
	fAvailableIUGroup.getCheckboxTreeViewer().collapseAll();

	} catch (CoreException e) {
	PDEPlugin.log(e);
	}
	}
	}

	}