Những công cụ này đảm bảo tency consis suốt từng bản vẽ và làm giảm lượng thời gian bạn dành lựa chọn các tùy chọn định dạng cá nhân. Ví dụ, bạn có thể kéo nguồn gốc, và biên giới vào trang bản vẽ của bạn | Chapter 20 Building UML Models 373 Tip If you would like to see examples of each of the UML diagram types you can download a sample file from the Downloads section of Microsoft Office Online. Choose Help o Microsoft Office Online. On the Microsoft Office Online Web site select Download in the Search drop-down list. Type Visio 2003 sample in the Search text box and click the green arrow. To download an executable file with 20 sample diagrams of different types click Visio 2003 Sample 20 Sample Diagrams in the Search Results list and follow the instructions for downloading and installing the file on your computer. After you extract the sample .vsd files you can open them as you would any Visio drawing file. For UML style guidelines that help you develop readable high-quality diagrams visit . Exploring the UML Menu When you use the UML Model Diagram template to create a new Visio drawing file the UML menu appears on the Visio menu bar. Unlike the Database menu which appears when you create a database model diagram using the Visio Database Model Diagram template the UML menu doesn t include any wizards. However you can use it to create view or modify system elements such as models packages stereotypes and events. You can also display or hide the UML windows and specify options for the appearance and behavior of elements in your models and diagrams. Choose UML on the menu bar and then choose the following commands on the UML menu Models Opens the UML Models dialog box in which you can create or modify models for your system. Stereotypes Opens the UML Stereotypes dialog box in which you can create or modify stereotypes to extend UML functionality. Packages Opens the UML Packages dialog box in which you can create or modify packages for your system. This dialog box lists the packages for the different data types within your system not packages that you create within models. Events Opens the UML Events dialog box in which you can create or modify .