Bug 172431 [eclipse3.3only]BPS17-4.5 Adding Date picker to input DateTime value for Axis Scale
In Axis Scale dialog, provide a Data picker next to the input box for convenience of inputting DataTime value.
chart/org.eclipse.birt.chart.ui.extension/src/org/eclipse/birt/chart/ui/swt/composites/TextEditorComposite.java
super( parent, SWT.NONE );
		this.iStyle = iStyle;
		this.valueType = valueType;
		init( );
		placeComponents( );
		initAccessible( );
	}
	private void init( )
	{
		sText = ""; 
		vListeners = new Vector( );
		this.setLayout( new FillLayout( ) );
	}
	private void placeComponents( )
	{
		txtValue = new Text( this, iStyle );
		if ( valueType == TYPE_NUMBERIC )
		{
			txtValue.setToolTipText( Messages.getString( "TextEditorComposite.Tooltip.EnterDecimalOrFractionValue" ) ); 
		}
		else if ( valueType == TYPE_DATETIME )
		{
			txtValue.setToolTipText( "MM-dd-yyyy HH:mm:ss" ); 
		}
		txtValue.addModifyListener( this );
		txtValue.addFocusListener( this );
		txtValue.addKeyListener( this );
	}
	public void setEnabled( boolean bState )
	{