/*

* Copyright (c) 2007 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:

*

* Composite for value label, field and tag button

*

*/

package com.nokia.tracebuilder.view;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.ModifyListener;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Label;

import org.eclipse.swt.widgets.Text;

import com.nokia.tracebuilder.engine.TraceObjectPropertyDialog;

/**

 * Composite for value label, field and tag button

 * 

 */

final class PropertyDialogUIValue extends PropertyDialogComposite {

	/**

	 * Each dialog has a different value label

	 */

	private Label valueLabel;

	/**

	 * Value field is mapped to trace text

	 */

	private Text valueField;

	/**

	 * Constructor

	 * 

	 * @param parent

	 *            the parent composite

	 * @param uiType

	 *            the UI type

	 * @param modifyListener

	 *            text field modify listener

	 */

	PropertyDialogUIValue(Composite parent, int uiType,

			ModifyListener modifyListener) {

		super(parent);

		create(uiType, modifyListener);

	}

	/**

	 * Creates the value text field and associated label

	 * 

	 * @param uiType

	 *            the UI type

	 * @param modifyListener

	 *            the text field modify listener

	 */

	private void create(int uiType, ModifyListener modifyListener) {

		valueLabel = new Label(getParent(), SWT.NONE);

		valueLabel.setText(getValueLabel(uiType));

		valueField = new Text(getParent(), SWT.BORDER);

		valueField.addModifyListener(modifyListener);

		setFieldButtonLayoutData(valueField, null);

	}

	/**

	 * Gets the label for value field

	 * 

	 * @param uiType

	 *            the UI type

	 * @return the label

	 */

	private String getValueLabel(int uiType) {

		String value;

		switch (uiType) {

		case TraceObjectPropertyDialog.ADD_TRACE:

			value = Messages.getString("PropertyDialogUI.AddTraceValueLabel"); //$NON-NLS-1$

			break;

		case TraceObjectPropertyDialog.EDIT_TRACE:

			value = Messages.getString("PropertyDialogUI.EditTraceValueLabel"); //$NON-NLS-1$

			break;

		case TraceObjectPropertyDialog.INSTRUMENTER:

			value = Messages.getString("PropertyDialogUI.TraceTextFormat"); //$NON-NLS-1$

			break;

		default:

			value = ""; //$NON-NLS-1$

			break;

		}

		return value;

	}

	/**

	 * Gets the value field contents

	 * 

	 * @return the field contents

	 */

	String getValue() {

		return valueField.getText();

	}

	/**

	 * Sets the value field contents

	 * 

	 * @param value

	 *            the new value

	 */

	void setValue(String value) {

		valueField.setText(value);

	}

	/**

	 * Enables / disables the value field and the tag button

	 * 

	 * @param flag

	 *            new enabled state

	 */

	void setEnabled(boolean flag) {

		valueField.setEnabled(flag);

	}

	/**

	 * Sets the label text

	 * 

	 * @param labelText

	 *            the new label text

	 */

	void setLabel(String labelText) {

		if (labelText != null) {

			valueLabel.setText(labelText);

		}

	}

	/**

	 * Get value label

	 * 

	 * @return the value label

	 */

	Label getValueLabel() {

		return valueLabel;

	}

}