Bug 188619 GUIException when change parameter from radio to text box[0705]
Description: GUIException when change parameter from radio to text box Build number:2.2.0.v20070523 Steps to reproduce: 1. New a report parameter, integer, radio button, add value 1 and set it as default value. 2. Save the report. 3. Edit the parameter, change display type from radio button to text box. 4. click OK. Expected result: No exception and change is accepted. Actual result: Widget is disposed Plug-in Provider:Eclipse.org Plug-in Name:BIRT Designer UI Plug-in ID:org.eclipse.birt.report.designer.ui Version:2.2.0.v20070523-0630 Error Code:Error.GUIException.invokedBySWTException Error Message:Widget is disposed
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
: formatCategroy ),
							ULocale.getDefault( ) ).format( new Date( ) );
				}
				else if ( type.equals( DesignChoiceConstants.PARAM_TYPE_DATE ) )
				{
					previewString = new DateFormatter( isCustom( ) ? formatPattern
							: ( formatCategroy.equals( DesignChoiceConstants.DATE_FORMAT_TYPE_UNFORMATTED ) ? DateFormatter.DATE_UNFORMATTED
									: formatCategroy ),
							ULocale.getDefault( ) ).format( new Date( ) );
				}
				else if ( type.equals( DesignChoiceConstants.PARAM_TYPE_TIME ) )
				{
					previewString = new DateFormatter( isCustom( ) ? formatPattern
							: ( formatCategroy.equals( "Unformatted" ) ? DateFormatter.TIME_UNFORMATTED
									: formatCategroy ),
							ULocale.getDefault( ) ).format( new Date( ) );
				}
				else if ( type.equals( DesignChoiceConstants.PARAM_TYPE_STRING ) )
				{
					previewString = new StringFormatter( isCustom( ) ? formatPattern
							: formatCategroy,
							ULocale.getDefault( ) ).format( Messages.getString( "ParameterDialog.Label.Sample" ) ); 
				}
				else if ( type.equals( DesignChoiceConstants.PARAM_TYPE_INTEGER ) )
				{
					previewString = new NumberFormatter( isCustom( ) ? formatPattern
							: formatCategroy,
							ULocale.getDefault( ) ).format( 1234567890 );
				}
				else