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/*******************************************************************************
* Copyright (c) 2007 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.prov.ui.admin.internal;
import java.util.ArrayList;
import org.eclipse.core.commands.operations.IUndoableOperation;
import org.eclipse.equinox.prov.engine.Profile;
import org.eclipse.equinox.prov.metadata.IInstallableUnit;
import org.eclipse.equinox.prov.metadata.IInstallableUnitConstants;
import org.eclipse.equinox.prov.metadata.repository.IMetadataRepository;
import org.eclipse.equinox.prov.ui.IProfileChooser;
import org.eclipse.equinox.prov.ui.actions.BecomeAction;
import org.eclipse.equinox.prov.ui.actions.InstallAction;
import org.eclipse.equinox.prov.ui.admin.internal.dialogs.AddMetadataRepositoryDialog;
import org.eclipse.equinox.prov.ui.admin.internal.dialogs.AddProfileDialog;
import org.eclipse.equinox.prov.ui.model.*;
import org.eclipse.equinox.prov.ui.operations.RemoveMetadataRepositoryOperation;
import org.eclipse.equinox.prov.ui.viewers.IUDragAdapter;
import org.eclipse.equinox.prov.ui.viewers.ProvElementLabelProvider;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.viewers.*;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.dnd.*;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ListDialog;
import org.eclipse.ui.part.PluginTransfer;
/**
* This view allows users to interact with metadata repositories
*
* @since 3.4
*/
public class MetadataRepositoriesView extends RepositoriesView {
private InstallAction installAction;
private BecomeAction becomeAction;
/**
* The constructor.
*/
public MetadataRepositoriesView() {
// constructor
}
protected IContentProvider getContentProvider() {
return new MetadataRepositoryContentProvider();
}
protected Object getInput() {
return new AllMetadataRepositories();
}
protected String getAddCommandLabel() {
return ProvAdminUIMessages.MetadataRepositoriesView_AddRepositoryLabel;
}
protected String getAddCommandTooltip() {
return ProvAdminUIMessages.MetadataRepositoriesView_AddRepositoryTooltip;
}
protected String getRemoveCommandLabel() {
return ProvAdminUIMessages.MetadataRepositoriesView_RemoveRepositoryLabel;
}
protected String getRemoveCommandTooltip() {
return ProvAdminUIMessages.MetadataRepositoriesView_RemoveRepositoryTooltip;
}
protected int openAddRepositoryDialog(Shell shell, Object[] elements) {
return new AddMetadataRepositoryDialog(shell, (IMetadataRepository[]) elements).open();
}
protected IUndoableOperation getRemoveOperation(Object[] elements) {
ArrayList repos = new ArrayList();
for (int i = 0; i < elements.length; i++) {
if (elements[i] instanceof IMetadataRepository) {
repos.add(elements[i]);
}
}
return new RemoveMetadataRepositoryOperation(ProvAdminUIMessages.MetadataRepositoriesView_RemoveRepositoryOperationLabel, (IMetadataRepository[]) repos.toArray(new IMetadataRepository[repos.size()]));
}
protected void makeActions() {
super.makeActions();
installAction = new InstallAction(ProvAdminUIMessages.InstallIUCommandLabel, viewer, null, null, getProfileChooser(), getShell());
installAction.setEntryPointStrategy(InstallAction.ENTRYPOINT_OPTIONAL);
becomeAction = new BecomeAction(ProvAdminUIMessages.BecomeIUCommandLabel, viewer, null, null, getProfileChooser(), getShell());
}
private IProfileChooser getProfileChooser() {
return new IProfileChooser() {
public Profile getProfile() {
// TODO would be nice if the profile chooser dialog let you
// create a new profile
ProfileContentProvider provider = new ProfileContentProvider();
if (provider.getElements(null).length == 0) {
AddProfileDialog dialog = new AddProfileDialog(getShell(), new Profile[0]);
if (dialog.open() == Window.OK) {
return dialog.getAddedProfile();
}
return null;
}
ListDialog dialog = new ListDialog(getShell());
dialog.setTitle(ProvAdminUIMessages.MetadataRepositoriesView_ChooseProfileDialogTitle);
dialog.setLabelProvider(new ProvElementLabelProvider());
dialog.setInput(new AllProfiles());
dialog.setContentProvider(provider);
dialog.open();
Object[] result = dialog.getResult();
if (result != null && result.length > 0 && result[0] instanceof Profile) {
return (Profile) result[0];
}
return null;
}
public String getLabel() {
return ProvAdminUIMessages.MetadataRepositoriesView_ChooseProfileDialogTitle;
}
};
}
protected void selectionChanged(IStructuredSelection selection) {
super.selectionChanged(selection);
if (selection.size() < 1) {
installAction.setEnabled(false);
becomeAction.setEnabled(false);
}
Object[] selectionArray = selection.toArray();
if (selectionArray.length == 1 && selectionArray[0] instanceof IInstallableUnit) {
IInstallableUnit iu = (IInstallableUnit) selectionArray[0];
becomeAction.setEnabled(Boolean.valueOf(iu.getProperty(IInstallableUnitConstants.PROFILE_IU_KEY)).booleanValue());
} else {
becomeAction.setEnabled(false);
}
for (int i = 0; i < selectionArray.length; i++) {
if (!(selectionArray[i] instanceof IInstallableUnit)) {
installAction.setEnabled(false);
return;
}
}
installAction.setEnabled(true);
}
protected void fillContextMenu(IMenuManager manager) {
if (installAction.isEnabled()) {
manager.add(new Separator());
manager.add(installAction);
manager.add(becomeAction);
}
super.fillContextMenu(manager);
}
protected boolean isRepository(Object element) {
return element instanceof IMetadataRepository;
}
protected void configureViewer(final TreeViewer treeViewer) {
super.configureViewer(treeViewer);
// Add drag support for IU's
Transfer[] transfers = new Transfer[] {org.eclipse.jface.util.LocalSelectionTransfer.getTransfer(), PluginTransfer.getInstance(), TextTransfer.getInstance(),};
treeViewer.addDragSupport(DND.DROP_COPY, transfers, new IUDragAdapter(treeViewer));
}
}
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