core/com.nokia.carbide.discovery.ui/src/com/nokia/carbide/internal/discovery/ui/wizard/ExportPage.java
changeset 1810 2ccd3660a736
child 1818 bb528d06abcd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/com.nokia.carbide.discovery.ui/src/com/nokia/carbide/internal/discovery/ui/wizard/ExportPage.java	Wed Aug 11 15:25:32 2010 -0500
@@ -0,0 +1,153 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+
+package com.nokia.carbide.internal.discovery.ui.wizard;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.Path;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.jface.dialogs.DialogPage;
+import org.eclipse.jface.layout.GridDataFactory;
+import org.eclipse.jface.layout.GridLayoutFactory;
+import org.eclipse.jface.viewers.CheckStateChangedEvent;
+import org.eclipse.jface.viewers.ICheckStateListener;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.FileDialog;
+import org.eclipse.ui.progress.UIJob;
+
+import com.nokia.cpp.internal.api.utils.ui.BrowseDialogUtils;
+
+/**
+ * Page in export wizard
+ */
+class ExportPage extends AbstractImportExportPage {
+
+	private File file;
+	private Collection<FeatureInfo> featureInfos;
+	private static String saveAsParent;
+
+	protected ExportPage() {
+		super("ExportPage"); //$NON-NLS-1$
+		setTitle("Export Installed Feature Configuration");
+		setDescription("Create an export file with the selected feature configuration");
+	}
+
+	public void createControl(Composite parent) {
+		super.createControl(parent);
+		Composite composite = (Composite) getControl();
+		
+        createViewerGroup(composite, "Export features:");
+		createBrowseGroup(composite, "Export to file:");
+		
+        featureInfos = new ArrayList<FeatureInfo>();
+        
+        setPageComplete(validatePage());
+	}
+	
+	@Override
+	protected void createViewerGroup(Composite parent, String labelText) {
+		super.createViewerGroup(parent, labelText);
+
+		viewer.addCheckStateListener(new ICheckStateListener() {
+			public void checkStateChanged(CheckStateChangedEvent event) {
+				setPageComplete(validatePage());
+			}
+		});
+		startGetInputJob();
+		updateViewer();
+	}
+	
+	@Override
+	protected void createBrowseGroup(Composite parent, String labelText) {
+		super.createBrowseGroup(parent, labelText);
+		
+		if (saveAsParent == null)
+			saveAsParent = System.getProperty("user.home"); //$NON-NLS-1$
+		pathText.setText(new Path(saveAsParent).append("exportedFeatures.xml").toOSString()); //$NON-NLS-1$
+        browseButton.addSelectionListener(new SelectionAdapter() {
+			@Override
+			public void widgetSelected(SelectionEvent e) {
+				FileDialog dialog =  new FileDialog(getShell(), SWT.SAVE);
+				dialog.setText("Save As");
+				BrowseDialogUtils.initializeFrom(dialog, pathText.getText());
+				dialog.setOverwrite(true); // prompt for overwrite
+				String path = dialog.open();
+				if (path != null) {
+					IPath saveAsPath = new Path(path);
+					saveAsParent = saveAsPath.removeLastSegments(1).toString();
+					pathText.setText(saveAsPath.toOSString());
+				}
+			}
+        });
+	}
+
+	private void startGetInputJob() {
+		UIJob j = new UIJob("Getting Installed Features") {
+			@Override
+			public IStatus runInUIThread(IProgressMonitor monitor) {
+				viewer.setInput(FeatureUtils.getInstalledFeatures(monitor));
+				updateViewer();
+				return Status.OK_STATUS;
+			} 
+		};
+		j.schedule();
+	}
+	
+	protected boolean validatePage() {
+		setErrorMessage(null);
+		if (viewer.getCheckedElements().length == 0) {
+			setErrorMessage("At least one feature must be selected for export");
+			return false;
+		}
+		
+		IPath path = new Path(pathText.getText());
+		file = path.toFile();
+		if (!file.isAbsolute()) {
+			setErrorMessage("A file must be selected in order to export features");
+			return false;
+		}
+		if (file.exists()) {
+			setMessage("File exists at selected location and will be overwritten", DialogPage.WARNING);
+		}
+		
+		return true;
+	}
+
+	public File getFile() {
+		return file;
+	}
+
+	public Collection<FeatureInfo> getFeatureInfos() {
+		featureInfos.clear();
+		for (Object o : viewer.getCheckedElements()) {
+			featureInfos.add((FeatureInfo) o);
+		}
+		return featureInfos;
+	}
+
+}