/*

 * Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). 

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "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:

 *

 * Ascii log options selection Dialog

 *

 */

package com.nokia.traceviewer.dialog;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.layout.GridLayout;

import org.eclipse.swt.widgets.Button;

import org.eclipse.swt.widgets.Shell;

import org.eclipse.ui.PlatformUI;

import com.nokia.traceviewer.TraceViewerHelpContextIDs;

import com.nokia.traceviewer.TraceViewerPlugin;

import com.nokia.traceviewer.engine.TraceViewerGlobals;

import com.nokia.traceviewer.engine.preferences.PreferenceConstants;

/**

 * Ascii log options selection Dialog

 */

public final class LogAsciiOptionsSelectionDialog extends BaseDialog {

	/**

	 * Omit timestamps checkbox

	 */

	private Button omitTimestampCheckBox;

	/**

	 * Write machine readable log file checkbox

	 */

	private Button writeMachineReadableLogCheckBox;

	/**

	 * File path

	 */

	private final String filePath;

	/**

	 * Omit timestamp boolean value

	 */

	private static boolean omitTimestamp;

	/**

	 * Write machine readable log boolean value

	 */

	private static boolean writeMachineReadableLog;

	/**

	 * Constructor

	 * 

	 * @param parent

	 *            parent shell

	 * @param filePath

	 *            file path of the ascii log

	 */

	public LogAsciiOptionsSelectionDialog(Shell parent, String filePath) {

		super(parent, SWT.DIALOG_TRIM | SWT.MODELESS | SWT.RESIZE);

		this.filePath = filePath;

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see com.nokia.traceviewer.dialog.BaseDialog#createDialogContents()

	 */

	@Override

	protected void createDialogContents() {

		// Shell

		GridLayout shellGridLayout = new GridLayout();

		String shellTitle = Messages

				.getString("LogAsciiOptionsSelectionDialog.ShellTitle"); //$NON-NLS-1$

		getShell().setText(shellTitle);

		composite.setLayout(shellGridLayout);

		// Omit timestamp checkbox

		omitTimestampCheckBox = new Button(composite, SWT.CHECK);

		omitTimestampCheckBox.setText(Messages

				.getString("LogAsciiOptionsSelectionDialog.OmitTimestampText")); //$NON-NLS-1$

		omitTimestampCheckBox

				.setToolTipText(Messages

						.getString("LogAsciiOptionsSelectionDialog.OmitTimestampToolTip")); //$NON-NLS-1$

		omitTimestampCheckBox.setSelection(omitTimestamp);

		omitTimestampCheckBox.setEnabled(!writeMachineReadableLog);

		// Write machine readable log checkbox

		writeMachineReadableLogCheckBox = new Button(composite, SWT.CHECK);

		String text = Messages

				.getString("LogAsciiOptionsSelectionDialog.WriteMachineReadableLogText"); //$NON-NLS-1$

		String tooltip = Messages

				.getString("LogAsciiOptionsSelectionDialog.WriteMachineReadableLogToolTip"); //$NON-NLS-1$

		writeMachineReadableLogCheckBox.setText(text);

		writeMachineReadableLogCheckBox.setToolTipText(tooltip);

		writeMachineReadableLogCheckBox.setSelection(writeMachineReadableLog);

		writeMachineReadableLogCheckBox.setEnabled(!omitTimestamp);

		// Set help

		PlatformUI.getWorkbench().getHelpSystem().setHelp(getShell(),

				TraceViewerHelpContextIDs.LOGGING);

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see com.nokia.traceviewer.dialog.BaseDialog#createActionListeners()

	 */

	@Override

	protected void createActionListeners() {

		// Add selection listener to omit timestamp checkbox

		omitTimestampCheckBox.addSelectionListener(new SelectionAdapter() {

			@Override

			public void widgetSelected(SelectionEvent event) {

				boolean selected = omitTimestampCheckBox.getSelection();

				TraceViewerGlobals.postUiEvent("OmitTimestampCheckBoxSelection" //$NON-NLS-1$

						+ selected, "1"); //$NON-NLS-1$

				writeMachineReadableLogCheckBox.setEnabled(!selected);

				if (selected) {

					writeMachineReadableLogCheckBox.setSelection(false);

				}

				TraceViewerGlobals.postUiEvent("OmitTimestampCheckBoxSelection" //$NON-NLS-1$

						+ selected, "0"); //$NON-NLS-1$

			}

		});

		// Add selection listener to write machine readable log checkbox

		writeMachineReadableLogCheckBox

				.addSelectionListener(new SelectionAdapter() {

					@Override

					public void widgetSelected(SelectionEvent event) {

						boolean selected = writeMachineReadableLogCheckBox

								.getSelection();

						TraceViewerGlobals.postUiEvent(

								"WriteMachineReadableLogCheckBoxSelection" //$NON-NLS-1$

										+ selected, "1"); //$NON-NLS-1$

						omitTimestampCheckBox.setEnabled(!selected);

						if (selected) {

							omitTimestampCheckBox.setSelection(false);

						}

						TraceViewerGlobals.postUiEvent(

								"WriteMachineReadableLogCheckBoxSelection" //$NON-NLS-1$

										+ selected, "0"); //$NON-NLS-1$

					}

				});

	}

	/*

	 * (non-Javadoc)

	 * 

	 * @see org.eclipse.jface.dialogs.Dialog#okPressed()

	 */

	@Override

	protected void okPressed() {

		boolean machineReadableSettingChanged = (writeMachineReadableLog != writeMachineReadableLogCheckBox

				.getSelection());

		omitTimestamp = omitTimestampCheckBox.getSelection();

		writeMachineReadableLog = writeMachineReadableLogCheckBox

				.getSelection();

		super.okPressed();

		// If timestamp accuracy is milliseconds, ask if the user wants to

		// change it to microseconds

		if (writeMachineReadableLog

				&& TraceViewerGlobals.getTraceViewer().getDataProcessorAccess()

						.getTimestampParser().isTimestampAccuracyMilliSecs()) {

			// Get change timestamp accuracy confirmation from the user

			String changeAccuracyConfirmation = Messages

					.getString("LogAsciiOptionsSelectionDialog.ChangeTimestampAccuracyMsg"); //$NON-NLS-1$

			boolean changeAccuracy = TraceViewerGlobals.getTraceViewer()

					.getDialogs().showConfirmationDialog(

							changeAccuracyConfirmation);

			// Change the accuracy and save the new value to the preference

			// store

			if (changeAccuracy) {

				TraceViewerGlobals.getTraceViewer().getDataProcessorAccess()

						.getTimestampParser().setTimestampAccuracyMilliSecs(

								false);

				TraceViewerPlugin.getDefault().getPreferenceStore().setValue(

						PreferenceConstants.TIMESTAMP_ACCURACY,

						PreferenceConstants.MICROSECOND_ACCURACY);

			}

		}

		// Start logging

		TraceViewerGlobals.getTraceViewer().getDataProcessorAccess()

				.getLogger().startPlainTextLogging(filePath, omitTimestamp,

						writeMachineReadableLog);

		// Insert CloseAndRestartLogging Action button

		if (writeMachineReadableLog) {

			TraceViewerGlobals.getTraceViewer().getView().getActionFactory()

					.addCloseAndRestartLoggingButton(filePath);

		} else if (machineReadableSettingChanged) {

			TraceViewerGlobals.getTraceViewer().getView().getActionFactory()

					.removeCloseAndRestartLoggingButton();

		}

	}

}