Fix for bug289620

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / viewers / timeAnalysis / dialogs / TmfTimeFilterDialog.java

/*****************************************************************************\r
 * Copyright (c) 2008 Intel Corporation.\r
 * All rights reserved. This program and the accompanying materials\r
 * are made available under the terms of the Eclipse Public License v1.0\r
 * which accompanies this distribution, and is available at\r
 * http://www.eclipse.org/legal/epl-v10.html\r
 *\r
 * Contributors:\r
 *    Intel Corporation - Initial API and implementation\r
 *\r
 * $Id: ThreadFilterDialog.java,v 1.2 2008/03/05 17:31:07 ewchan Exp $ \r
 *****************************************************************************/\r
\r
package org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.dialogs;\r
\r
import org.eclipse.jface.dialogs.TitleAreaDialog;\r
import org.eclipse.jface.viewers.CheckStateChangedEvent;\r
import org.eclipse.jface.viewers.CheckboxTableViewer;\r
import org.eclipse.jface.viewers.ICheckStateListener;\r
import org.eclipse.jface.viewers.IStructuredContentProvider;\r
import org.eclipse.jface.viewers.ITableLabelProvider;\r
import org.eclipse.jface.viewers.LabelProvider;\r
import org.eclipse.jface.viewers.Viewer;\r
import org.eclipse.jface.viewers.ViewerComparator;\r
import org.eclipse.jface.window.Window;\r
import org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.Messages;\r
import org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.model.ITmfTimeAnalysisEntry;\r
import org.eclipse.swt.SWT;\r
import org.eclipse.swt.graphics.Image;\r
import org.eclipse.swt.layout.GridData;\r
import org.eclipse.swt.widgets.Composite;\r
import org.eclipse.swt.widgets.Control;\r
import org.eclipse.swt.widgets.Shell;\r
import org.eclipse.swt.widgets.Table;\r
import org.eclipse.swt.widgets.TableColumn;\r
\r
public class TmfTimeFilterDialog extends TitleAreaDialog {\r
	private CheckboxTableViewer viewer;\r
	private Object[] threads;\r
	private boolean[] filter;\r
	private ViewContentProvider viewContentProvider;\r
	private TraceComparator viewTraceComparator;\r
	private ViewLabelProvider viewViewLabelProvider;\r
\r
	public TmfTimeFilterDialog(Shell parentShell, Object[] threads,\r
			boolean[] filter) {\r
		super(parentShell);\r
\r
		this.threads = threads;\r
		if (filter != null)\r
			this.filter = (boolean[]) filter.clone();\r
		\r
		viewContentProvider = new ViewContentProvider();\r
		viewTraceComparator = new TraceComparator();\r
		viewViewLabelProvider = new ViewLabelProvider();\r
	}\r
\r
	public static boolean getTraceFilter(Shell parentShell, Object[] threads,\r
			boolean[] filter) {\r
		TmfTimeFilterDialog dlg = new TmfTimeFilterDialog(parentShell, threads,\r
				filter);\r
		if (dlg.open() != Window.OK)\r
			return false;\r
\r
		boolean f[] = dlg.getFilter();\r
		if (java.util.Arrays.equals(f, filter))\r
			return false;\r
		for (int i = f.length - 1; i >= 0; i--)\r
			filter[i] = f[i];\r
\r
		return true;\r
	}\r
\r
	protected Control createDialogArea(Composite parent) {\r
		Composite composite = (Composite) super.createDialogArea(parent);\r
\r
		viewer = CheckboxTableViewer.newCheckList(composite, SWT.BORDER\r
				| SWT.V_SCROLL);\r
\r
		Table table = viewer.getTable();\r
		table.setLayoutData(new GridData(GridData.FILL_BOTH));\r
		table.setBackground(parent.getBackground());\r
		createColumns(table);\r
\r
		//Assign providers to the viewer.\r
		viewer.setContentProvider(viewContentProvider);\r
		viewer.setComparator(viewTraceComparator);\r
		viewer.setLabelProvider(viewViewLabelProvider);\r
		\r
		viewer.setInput(new Object());\r
\r
		viewer.addCheckStateListener(new ICheckStateListener() {\r
			public void checkStateChanged(CheckStateChangedEvent event) {\r
				Object o = event.getElement();\r
				for (int i = threads.length - 1; i >= 0; i--) {\r
					if (threads[i].equals(o))\r
						filter[i] = event.getChecked();\r
				}\r
			}\r
		});\r
\r
		if (filter != null) {\r
			for (int i = 0; i < filter.length; i++)\r
				viewer.setChecked(threads[i], filter[i]);\r
		}\r
\r
		setMessage(Messages._TRACE_FILTER_DESC);\r
		setTitle(Messages._TRACE_FILTER);\r
		setDialogHelpAvailable(false);\r
		setHelpAvailable(false);\r
\r
//		setTitleImage(org.eclipse.hyades.trace.internal.ui.PDPluginImages.DESC_IMG_UI_WZ_EDITPROFSET\r
//				.createImage());\r
\r
		return composite;\r
	}\r
\r
	private void createColumns(Table table) {\r
		table.setHeaderVisible(true);\r
\r
		String headers[] = { "", Messages._TRACE_ID, Messages._TRACE_NAME };\r
		int width[] = { 20, 80, 400 };\r
\r
		for (int i = 0; i < headers.length; i++) {\r
			TableColumn tc = new TableColumn(table, SWT.NONE, i);\r
			tc.setResizable(true);\r
			tc.setText(headers[i]);\r
			tc.setWidth(width[i]);\r
		}\r
	}\r
\r
	protected void configureShell(Shell shell) {\r
		super.configureShell(shell);\r
		shell.setText(Messages._EDIT_PROFILING_OPTIONS);\r
	}\r
\r
	public boolean[] getFilter() {\r
		return filter;\r
	}\r
\r
	/**\r
	 * @param viewContentProvider\r
	 */\r
	public void setViewContentProvider(ViewContentProvider viewContentProvider) {\r
		this.viewContentProvider = viewContentProvider;\r
	}\r
\r
	/**\r
	 * @param viewThreadComparator\r
	 */\r
	public void setViewThreadComparator(TraceComparator viewThreadComparator) {\r
		this.viewTraceComparator = viewThreadComparator;\r
	}\r
\r
	/**\r
	 * @param viewViewLabelProvider\r
	 */\r
	public void setViewViewLabelProvider(ViewLabelProvider viewViewLabelProvider) {\r
		this.viewViewLabelProvider = viewViewLabelProvider;\r
	}\r
	\r
	class ViewContentProvider implements IStructuredContentProvider {\r
		public void dispose() {\r
		}\r
\r
		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {\r
		}\r
\r
		public Object[] getElements(Object input) {\r
			return threads;\r
		}\r
	}\r
\r
	class ViewLabelProvider extends LabelProvider implements\r
			ITableLabelProvider {\r
		public Image getImage(Object obj) {\r
			return null;\r
		}\r
\r
		public Image getColumnImage(Object element, int columnIndex) {\r
			return null;\r
		}\r
\r
		public String getColumnText(Object element, int columnIndex) {\r
			// TODO: AA: Provide Label Provider externally\r
			ITmfTimeAnalysisEntry t = (ITmfTimeAnalysisEntry) element;\r
\r
			if (columnIndex == 1)\r
				return String.valueOf(t.getId());\r
			else if (columnIndex == 2)\r
				return t.getName();\r
			else\r
				return "";\r
		}\r
	}\r
\r
	class TraceComparator extends ViewerComparator {\r
		public int compare(Viewer viewer, Object e1, Object e2) {\r
			// TODO: AA: Provide comparator externally\r
			int id1 = ((ITmfTimeAnalysisEntry) e1).getId();\r
			int id2 = ((ITmfTimeAnalysisEntry) e2).getId();\r
\r
			if (id1 == id2)\r
				return 0;\r
\r
			return (id1 < id2) ? -1 : 1;\r
			// return 0;\r
		}\r
	}\r
}\r