Bug 180645 Support set format for Date/Time type parameter.[0705]
Description: Support set format for Date/Time type parameter. Build number:2.2.0.v200704031345 Steps to reproduce: 1. New a Date report parameter. 2. Click Change... button to set format for it. Expected result: Can set format for Date/Time parameter. Actual result: Change... button is disabled. Error log:N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/FormatDateTimePreferencePage.java
return !( (StylePreferenceStore) ps ).hasError( );
		}
		return rt;
	}
	/**
	 * Stores the result pattern string into Preference Store.
	 * 
	 * @return
	 */
	protected boolean doStore( )
	{
		if ( formatPage == null
				|| !formatPage.isFormatModified( )
				|| !formatPage.isDirty( ) )
		{
			return true;
		}
		try
		{
			( (StylePreferenceStore) getPreferenceStore( ) ).setDateTimeFormatCategory( formatPage.getCategory( ) );
			( (StylePreferenceStore) getPreferenceStore( ) ).setDateTimeFormat( formatPage.getPattern( ) );
			return true;
		}
		catch ( SemanticException e )
		{
			e.printStackTrace( );
			return false;
		}
	}
}