Bug 189585 [Linux]Data expression input box cannot show completely.
Description: Data expression input box cannot show completely. Build number:2.2.0.v20070529 Test Platform: Linux Steps to reproduce: 1. Insert a data item. Expected result: Expression input box show completely. Actual result: See attached. Error log:N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
{
		new Label( composite, SWT.NONE ).setText( EXPRESSION );
		txtExpression = new Text( composite, SWT.BORDER );
		txtExpression.setLayoutData( new GridData( GridData.FILL_HORIZONTAL
				| GridData.GRAB_HORIZONTAL ) );
		createExpressionButton( composite, txtExpression );
		txtExpression.addModifyListener( new ModifyListener( ) {
			public void modifyText( ModifyEvent e )
			{
				verifyInput( );
			}
		} );
	}
	private void verifyInput( )
	{
		if ( txtName != null
				&& ( txtName.getText( ) == null || txtName.getText( )
						.trim( )
						.equals( "" ) ) ) 
		{
			if ( dialog.getOkButton( ) != null )
				dialog.getOkButton( ).setEnabled( false );
		}
		else if ( txtExpression != null
				&& ( txtExpression.getText( ) == null || txtExpression.getText( )
						.trim( )
						.equals( "" ) ) ) 
		{
			if ( dialog.getOkButton( ) != null )
				dialog.getOkButton( ).setEnabled( false );