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Lecture Visual programming: Chapter 31 - Muhammad Bilal Zafar

The following will be discussed in this chapter: DT's for L-attributed definitions, intermediate-code generation, variants of syntax trees, directed acyclic graphs for expressions, the value-number method for constructing DAG's, three-address code, addresses and instructions, quadruples, triples. | LESSON 31 Overview of Previous Lesson(s) Over View ASP.NET Pages Modular in nature and divided into the core sections Page directives Code Section Page Layout 3 Over View In ASP.Net an event is raised at the client end, and handled by the server. When an event message is transmitted to the server, it checks whether the Click event has an associated event handler, and if it has, the event handler is executed. Types of Events App & Session Events Page & Control Events 4 Over View All ASP.Net controls are implemented as classes. They have events which are fired when user performs certain action on them. Ex, when a user clicks a button the 'Click' event is generated. For handling these events there are in-built attributes and event handlers. To respond to an event, the event handler is coded. 5 Over View Server Object Instance of the System.Web.HttpServerUtility class. The HttpServerUtility class provides numerous properties and methods to perform various jobs. Request Object Instance of the System.Web.HttpRequest class. 6 Over View Response Object The Response object represents the server's response to the client request. Instance of System.Web.HttpResponse class. 7 TODAY’S LESSON Contents ASP.NET - Server Controls Web Controls Properties of Server Controls Methods of Server Controls ASP.NET - HTML Server Controls ASP.NET - HTML Client Side Client Side Scripts Client Side Source Code ASP.NET - Basic Controls 9 Server Controls Controls are small building blocks of the graphical user interface, which includes Text boxes Buttons Check boxes List boxes Labels and numerous other tools. Using these control users can enter data, make selections and indicate their preferences. 10 Server Controls Controls are also used for structural jobs like Validation Data Access Security Creating master pages Data manipulation 11 Server Controls. ASP.Net uses 5 types of web controls HTML controls HTML Server controls ASP.Net Server controls ASP.Net Ajax Server controls User . | LESSON 31 Overview of Previous Lesson(s) Over View ASP.NET Pages Modular in nature and divided into the core sections Page directives Code Section Page Layout 3 Over View In ASP.Net an event is raised at the client end, and handled by the server. When an event message is transmitted to the server, it checks whether the Click event has an associated event handler, and if it has, the event handler is executed. Types of Events App & Session Events Page & Control Events 4 Over View All ASP.Net controls are implemented as classes. They have events which are fired when user performs certain action on them. Ex, when a user clicks a button the 'Click' event is generated. For handling these events there are in-built attributes and event handlers. To respond to an event, the event handler is coded. 5 Over View Server Object Instance of the System.Web.HttpServerUtility class. The HttpServerUtility class provides numerous properties and methods to perform various jobs. Request Object Instance