dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/tracepoints/TraceVarDetailsDialog.java - cdt/org.eclipse.cdt - Git at Google

 /*******************************************************************************
  * Copyright (c) 2010, 2015 Ericsson and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     Ericsson - Initial API and implementation
  *     Dmitry Kozlov (Mentor Graphics) - Trace control view enhancements (Bug 390827)
  *******************************************************************************/
 package org.eclipse.cdt.dsf.gdb.internal.ui.tracepoints;

 import java.text.Collator;
 import java.util.Locale;

 import org.eclipse.cdt.dsf.gdb.internal.ui.GdbUIPlugin;
 import org.eclipse.cdt.dsf.gdb.internal.ui.tracepoints.TraceControlView.FailedTraceVariableCreationException;
 import org.eclipse.cdt.dsf.gdb.service.IGDBTraceControl.ITraceVariableDMData;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IDialogConstants;
 import org.eclipse.jface.resource.ResourceLocator;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.DisposeEvent;
 import org.eclipse.swt.events.DisposeListener;
 import org.eclipse.swt.events.FocusEvent;
 import org.eclipse.swt.events.FocusListener;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Table;
 import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.TableItem;
 import org.eclipse.swt.widgets.Text;

 public final class TraceVarDetailsDialog extends Dialog {

 	private Button createButton = null;
 	private Button refreshButton = null;
 	private Table table = null;
 	private TraceControlView fView = null;
 	private Text nameInput = null;
 	private Text valueInput = null;
 	private Image warningImage = null;
 	private Label warningIconLabel = null;
 	private Label warningTextLabel = null;

 	public TraceVarDetailsDialog(Shell shell, TraceControlView view) {
 		super(shell);
 		setShellStyle(getShellStyle() | SWT.RESIZE | SWT.MAX);
 		fView = view;
 	}

 	@Override
 	protected Control createDialogArea(Composite parent) {
 		getShell().setText(TracepointsMessages.TraceControlView_trace_variable_details_dialog_title);

 		Composite composite = new Composite(parent, SWT.NONE);
 		GridLayout gridLayout = new GridLayout(1, false);
 		composite.setLayout(gridLayout);
 		composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

 		// Create the table to show the existing variables and their values
 		Composite tableComposite = new Composite(composite, SWT.NONE);
 		gridLayout = new GridLayout(1, false);
 		tableComposite.setLayout(gridLayout);
 		tableComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

 		table = new Table(tableComposite, SWT.BORDER | SWT.HIDE_SELECTION);

 		final GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
 		gridData.heightHint = 6 * table.getItemHeight();
 		table.setLayoutData(gridData);
 		table.setLinesVisible(true);
 		table.setHeaderVisible(true);

 		final TableColumn nameTableColumn = new TableColumn(table, SWT.NONE);
 		nameTableColumn.setWidth(150);
 		nameTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_name);
 		nameTableColumn.setAlignment(SWT.LEFT);

 		final TableColumn initValTableColumn = new TableColumn(table, SWT.NONE);
 		initValTableColumn.setWidth(120);
 		initValTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_init_value);
 		initValTableColumn.setAlignment(SWT.RIGHT);

 		final TableColumn currentValTableColumn = new TableColumn(table, SWT.NONE);
 		currentValTableColumn.setWidth(120);
 		currentValTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_curr_value);
 		currentValTableColumn.setAlignment(SWT.RIGHT);

 		refreshButton = new Button(tableComposite, SWT.NONE);
 		refreshButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
 		refreshButton.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				handleRefresh();
 			}
 		});
 		refreshButton.setText(TracepointsMessages.TraceControlView_trace_variable_details_refresh_button);
 		refreshButton.setEnabled(true);

 		Label separator = new Label(composite, SWT.SEPARATOR | SWT.HORIZONTAL);
 		separator.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

 		// Create the section to create a new variable
 		Composite createComposite = new Composite(composite, SWT.NONE);
 		gridLayout = new GridLayout(1, false);
 		createComposite.setLayout(gridLayout);
 		createComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));

 		// Now a composite just for the input
 		Composite inputComposite = new Composite(createComposite, SWT.NONE);
 		gridLayout = new GridLayout(2, false);
 		gridLayout.marginWidth = 0;
 		gridLayout.marginHeight = 0;
 		inputComposite.setLayout(gridLayout);
 		inputComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));

 		Label nameLabel = new Label(inputComposite, SWT.NONE);
 		nameLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
 		nameLabel.setText(TracepointsMessages.TraceControlView_trace_variable_details_name_label);
 		nameInput = new Text(inputComposite, SWT.BORDER);
 		nameInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

 		Label valueLabel = new Label(inputComposite, SWT.NONE);
 		valueLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
 		valueLabel.setText(TracepointsMessages.TraceControlView_trace_variable_details_value_label);
 		valueInput = new Text(inputComposite, SWT.BORDER);
 		valueInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

 		// And a composite for the create button and its warning icon and text
 		Composite createButtonComposite = new Composite(createComposite, SWT.NONE);
 		gridLayout = new GridLayout(3, false);
 		gridLayout.marginWidth = 0;
 		gridLayout.marginHeight = 0;
 		createButtonComposite.setLayout(gridLayout);
 		createButtonComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

 		createButton = new Button(createButtonComposite, SWT.NONE);
 		createButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
 		createButton.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				handleCreate();
 			}
 		});
 		createButton.setText(TracepointsMessages.TraceControlView_trace_variable_details_create_button);
 		createButton.setEnabled(true);

 		warningIconLabel = new Label(createButtonComposite, SWT.NONE);
 		warningIconLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));

 		warningImage = ResourceLocator.imageDescriptorFromBundle(GdbUIPlugin.PLUGIN_ID, "icons/full/obj16/warning.gif") //$NON-NLS-1$
 				.get().createImage();
 		warningIconLabel.setImage(warningImage);
 		warningIconLabel.setVisible(false);

 		warningTextLabel = new Label(createButtonComposite, SWT.NONE);
 		warningTextLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		parent.addDisposeListener(new DisposeListener() {
 			@Override
 			public void widgetDisposed(DisposeEvent e) {
 				if (warningImage != null)
 					warningImage.dispose();
 			}
 		});

 		// When the user goes into either input field, then pressing return
 		// should try to create the command
 		FocusListener clearWarningFocusListener = new FocusListener() {
 			@Override
 			public void focusGained(FocusEvent e) {
 				getShell().setDefaultButton(createButton);
 			}

 			@Override
 			public void focusLost(FocusEvent e) {
 			}
 		};

 		nameInput.addFocusListener(clearWarningFocusListener);
 		valueInput.addFocusListener(clearWarningFocusListener);

 		// When the user modifies any entry in the input, we should clear any warning
 		ModifyListener clearWarningListener = new ModifyListener() {
 			@Override
 			public void modifyText(ModifyEvent e) {
 				setWarningVisible(false);
 			}
 		};

 		nameInput.addModifyListener(clearWarningListener);
 		valueInput.addModifyListener(clearWarningListener);

 		resetInputFields();
 		handleRefresh();

 		return composite;
 	}

 	/**
 	 * Set the visibility of the warning. Should be set to true when there
 	 * is a problem creating the specific variable; false otherwise
 	 *
 	 * @param visible
 	 *            True for visible, false for hidden.
 	 */
 	public void setWarningVisible(boolean visible) {
 		if (warningIconLabel == null)
 			return;
 		warningIconLabel.setVisible(visible);

 		if (visible == false) {
 			if (warningTextLabel != null) {
 				warningTextLabel.setText(""); //$NON-NLS-1$
 			}
 		}
 	}

 	/**
 	 * Set the visibility of the warning icon to true and set its
 	 * text to the parameter message.
 	 */
 	public void setWarningVisible(String message) {
 		if (warningIconLabel == null || warningTextLabel == null)
 			return;
 		warningTextLabel.setText(message);
 		warningIconLabel.setVisible(true);
 		nameInput.setFocus();
 	}

 	@Override
 	protected void createButtonsForButtonBar(Composite parent) {
 		// create Close button only
 		createButton(parent, IDialogConstants.CLOSE_ID, IDialogConstants.CLOSE_LABEL, true);
 	}

 	@Override
 	protected void buttonPressed(int buttonId) {
 		if (IDialogConstants.CLOSE_ID == buttonId) {
 			close();
 		}
 	}

 	protected void handleRefresh() {
 		ITraceVariableDMData[] vars = fView.fTraceControlModel.getTraceVarList();
 		if (vars == null) {
 			setWarningVisible(TracepointsMessages.TraceControlView_refresh_variable_error);
 			createButton.setEnabled(false);
 			return;
 		}

 		// Remove the warning and re-enable the create button, since we now
 		// have a list of trace variables.
 		setWarningVisible(false);
 		createButton.setEnabled(true);

 		table.removeAll();
 		for (ITraceVariableDMData var : vars) {
 			String currentVal = var.getValue();
 			if (currentVal == null) {
 				currentVal = ""; //$NON-NLS-1$
 			}
 			addTableItem(var.getName(), var.getInitialValue(), currentVal);
 		}
 	}

 	private void addTableItem(String name, String initVal, String currentVal) {
 		// Find where to insert the new element
 		int index = -1;
 		TableItem[] items = table.getItems();
 		Collator collator = Collator.getInstance(Locale.getDefault());
 		for (int i = 0; i < items.length; i++) {
 			String rowName = items[i].getText(0);
 			if (collator.compare(name, rowName) < 0) {
 				index = i;
 				break;
 			}
 		}

 		if (index == -1) {
 			index = items.length;
 		}

 		TableItem tableItem = new TableItem(table, SWT.NONE, index);
 		tableItem.setText(0, name);
 		tableItem.setText(1, initVal);
 		tableItem.setText(2, currentVal);
 	}

 	protected void resetInputFields() {
 		nameInput.setText(""); //$NON-NLS-1$
 		valueInput.setText("0"); //$NON-NLS-1$
 	}

 	protected void handleCreate() {
 		String name = nameInput.getText();
 		if (name != null && !name.isEmpty()) {
 			String value = valueInput.getText();
 			if (value != null && value.length() == 0) {
 				value = null; // No value specified
 			}

 			try {
 				fView.fTraceControlModel.createVariable(name, value);
 				resetInputFields();
 				nameInput.setFocus();
 				handleRefresh();
 			} catch (FailedTraceVariableCreationException e) {
 				setWarningVisible(e.getMessage());
 			}
 		} else {
 			setWarningVisible(TracepointsMessages.TraceControlView_create_variable_empty_name_error);
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2010, 2015 Ericsson and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* Ericsson - Initial API and implementation
	* Dmitry Kozlov (Mentor Graphics) - Trace control view enhancements (Bug 390827)
	*******************************************************************************/
	package org.eclipse.cdt.dsf.gdb.internal.ui.tracepoints;

	import java.text.Collator;
	import java.util.Locale;

	import org.eclipse.cdt.dsf.gdb.internal.ui.GdbUIPlugin;
	import org.eclipse.cdt.dsf.gdb.internal.ui.tracepoints.TraceControlView.FailedTraceVariableCreationException;
	import org.eclipse.cdt.dsf.gdb.service.IGDBTraceControl.ITraceVariableDMData;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IDialogConstants;
	import org.eclipse.jface.resource.ResourceLocator;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.DisposeEvent;
	import org.eclipse.swt.events.DisposeListener;
	import org.eclipse.swt.events.FocusEvent;
	import org.eclipse.swt.events.FocusListener;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Table;
	import org.eclipse.swt.widgets.TableColumn;
	import org.eclipse.swt.widgets.TableItem;
	import org.eclipse.swt.widgets.Text;

	public final class TraceVarDetailsDialog extends Dialog {

	private Button createButton = null;
	private Button refreshButton = null;
	private Table table = null;
	private TraceControlView fView = null;
	private Text nameInput = null;
	private Text valueInput = null;
	private Image warningImage = null;
	private Label warningIconLabel = null;
	private Label warningTextLabel = null;

	public TraceVarDetailsDialog(Shell shell, TraceControlView view) {
	super(shell);
	setShellStyle(getShellStyle() \| SWT.RESIZE \| SWT.MAX);
	fView = view;
	}

	@Override
	protected Control createDialogArea(Composite parent) {
	getShell().setText(TracepointsMessages.TraceControlView_trace_variable_details_dialog_title);

	Composite composite = new Composite(parent, SWT.NONE);
	GridLayout gridLayout = new GridLayout(1, false);
	composite.setLayout(gridLayout);
	composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

	// Create the table to show the existing variables and their values
	Composite tableComposite = new Composite(composite, SWT.NONE);
	gridLayout = new GridLayout(1, false);
	tableComposite.setLayout(gridLayout);
	tableComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

	table = new Table(tableComposite, SWT.BORDER \| SWT.HIDE_SELECTION);

	final GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
	gridData.heightHint = 6 * table.getItemHeight();
	table.setLayoutData(gridData);
	table.setLinesVisible(true);
	table.setHeaderVisible(true);

	final TableColumn nameTableColumn = new TableColumn(table, SWT.NONE);
	nameTableColumn.setWidth(150);
	nameTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_name);
	nameTableColumn.setAlignment(SWT.LEFT);

	final TableColumn initValTableColumn = new TableColumn(table, SWT.NONE);
	initValTableColumn.setWidth(120);
	initValTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_init_value);
	initValTableColumn.setAlignment(SWT.RIGHT);

	final TableColumn currentValTableColumn = new TableColumn(table, SWT.NONE);
	currentValTableColumn.setWidth(120);
	currentValTableColumn.setText(TracepointsMessages.TraceControlView_trace_variable_details_column_curr_value);
	currentValTableColumn.setAlignment(SWT.RIGHT);

	refreshButton = new Button(tableComposite, SWT.NONE);
	refreshButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
	refreshButton.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	handleRefresh();
	}
	});
	refreshButton.setText(TracepointsMessages.TraceControlView_trace_variable_details_refresh_button);
	refreshButton.setEnabled(true);

	Label separator = new Label(composite, SWT.SEPARATOR \| SWT.HORIZONTAL);
	separator.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

	// Create the section to create a new variable
	Composite createComposite = new Composite(composite, SWT.NONE);
	gridLayout = new GridLayout(1, false);
	createComposite.setLayout(gridLayout);
	createComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));

	// Now a composite just for the input
	Composite inputComposite = new Composite(createComposite, SWT.NONE);
	gridLayout = new GridLayout(2, false);
	gridLayout.marginWidth = 0;
	gridLayout.marginHeight = 0;
	inputComposite.setLayout(gridLayout);
	inputComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));

	Label nameLabel = new Label(inputComposite, SWT.NONE);
	nameLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
	nameLabel.setText(TracepointsMessages.TraceControlView_trace_variable_details_name_label);
	nameInput = new Text(inputComposite, SWT.BORDER);
	nameInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

	Label valueLabel = new Label(inputComposite, SWT.NONE);
	valueLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
	valueLabel.setText(TracepointsMessages.TraceControlView_trace_variable_details_value_label);
	valueInput = new Text(inputComposite, SWT.BORDER);
	valueInput.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

	// And a composite for the create button and its warning icon and text
	Composite createButtonComposite = new Composite(createComposite, SWT.NONE);
	gridLayout = new GridLayout(3, false);
	gridLayout.marginWidth = 0;
	gridLayout.marginHeight = 0;
	createButtonComposite.setLayout(gridLayout);
	createButtonComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

	createButton = new Button(createButtonComposite, SWT.NONE);
	createButton.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
	createButton.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	handleCreate();
	}
	});
	createButton.setText(TracepointsMessages.TraceControlView_trace_variable_details_create_button);
	createButton.setEnabled(true);

	warningIconLabel = new Label(createButtonComposite, SWT.NONE);
	warningIconLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));

	warningImage = ResourceLocator.imageDescriptorFromBundle(GdbUIPlugin.PLUGIN_ID, "icons/full/obj16/warning.gif") //$NON-NLS-1$
	.get().createImage();
	warningIconLabel.setImage(warningImage);
	warningIconLabel.setVisible(false);

	warningTextLabel = new Label(createButtonComposite, SWT.NONE);
	warningTextLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	parent.addDisposeListener(new DisposeListener() {
	@Override
	public void widgetDisposed(DisposeEvent e) {
	if (warningImage != null)
	warningImage.dispose();
	}
	});

	// When the user goes into either input field, then pressing return
	// should try to create the command
	FocusListener clearWarningFocusListener = new FocusListener() {
	@Override
	public void focusGained(FocusEvent e) {
	getShell().setDefaultButton(createButton);
	}

	@Override
	public void focusLost(FocusEvent e) {
	}
	};

	nameInput.addFocusListener(clearWarningFocusListener);
	valueInput.addFocusListener(clearWarningFocusListener);

	// When the user modifies any entry in the input, we should clear any warning
	ModifyListener clearWarningListener = new ModifyListener() {
	@Override
	public void modifyText(ModifyEvent e) {
	setWarningVisible(false);
	}
	};

	nameInput.addModifyListener(clearWarningListener);
	valueInput.addModifyListener(clearWarningListener);

	resetInputFields();
	handleRefresh();

	return composite;
	}

	/**
	* Set the visibility of the warning. Should be set to true when there
	* is a problem creating the specific variable; false otherwise
	*
	* @param visible
	* True for visible, false for hidden.
	*/
	public void setWarningVisible(boolean visible) {
	if (warningIconLabel == null)
	return;
	warningIconLabel.setVisible(visible);

	if (visible == false) {
	if (warningTextLabel != null) {
	warningTextLabel.setText(""); //$NON-NLS-1$
	}
	}
	}

	/**
	* Set the visibility of the warning icon to true and set its
	* text to the parameter message.
	*/
	public void setWarningVisible(String message) {
	if (warningIconLabel == null \|\| warningTextLabel == null)
	return;
	warningTextLabel.setText(message);
	warningIconLabel.setVisible(true);
	nameInput.setFocus();
	}

	@Override
	protected void createButtonsForButtonBar(Composite parent) {
	// create Close button only
	createButton(parent, IDialogConstants.CLOSE_ID, IDialogConstants.CLOSE_LABEL, true);
	}

	@Override
	protected void buttonPressed(int buttonId) {
	if (IDialogConstants.CLOSE_ID == buttonId) {
	close();
	}
	}

	protected void handleRefresh() {
	ITraceVariableDMData[] vars = fView.fTraceControlModel.getTraceVarList();
	if (vars == null) {
	setWarningVisible(TracepointsMessages.TraceControlView_refresh_variable_error);
	createButton.setEnabled(false);
	return;
	}

	// Remove the warning and re-enable the create button, since we now
	// have a list of trace variables.
	setWarningVisible(false);
	createButton.setEnabled(true);

	table.removeAll();
	for (ITraceVariableDMData var : vars) {
	String currentVal = var.getValue();
	if (currentVal == null) {
	currentVal = ""; //$NON-NLS-1$
	}
	addTableItem(var.getName(), var.getInitialValue(), currentVal);
	}
	}

	private void addTableItem(String name, String initVal, String currentVal) {
	// Find where to insert the new element
	int index = -1;
	TableItem[] items = table.getItems();
	Collator collator = Collator.getInstance(Locale.getDefault());
	for (int i = 0; i < items.length; i++) {
	String rowName = items[i].getText(0);
	if (collator.compare(name, rowName) < 0) {
	index = i;
	break;
	}
	}

	if (index == -1) {
	index = items.length;
	}

	TableItem tableItem = new TableItem(table, SWT.NONE, index);
	tableItem.setText(0, name);
	tableItem.setText(1, initVal);
	tableItem.setText(2, currentVal);
	}

	protected void resetInputFields() {
	nameInput.setText(""); //$NON-NLS-1$
	valueInput.setText("0"); //$NON-NLS-1$
	}

	protected void handleCreate() {
	String name = nameInput.getText();
	if (name != null && !name.isEmpty()) {
	String value = valueInput.getText();
	if (value != null && value.length() == 0) {
	value = null; // No value specified
	}

	try {
	fView.fTraceControlModel.createVariable(name, value);
	resetInputFields();
	nameInput.setFocus();
	handleRefresh();
	} catch (FailedTraceVariableCreationException e) {
	setWarningVisible(e.getMessage());
	}
	} else {
	setWarningVisible(TracepointsMessages.TraceControlView_create_variable_empty_name_error);
	}
	}
	}