Introduction to SCO Visual Tcl

• Understand SCO Visual Tcl terminology and concepts.

  This topic provides an introduction to the basic components of SCO Visual Tcl including an architectural overview, a description of widget creation and naming, and high-level overviews of callbacks and the shell environment.

• Code a simple program.

  This topic, presented as a tutorial, takes you through the process of creating a simple SCO Visual Tcl application.

• Configure your development environment.

  This topic describes all environment variables associated with SCO Visual Tcl for both the graphical and character environments.

• Understand and use callback procedures.

  This topic shows how to use callback procedures, including pre-defined callbacks built into SCO Visual Tcl.

• Create point help and context-sensitive help.

  This topic explains how to create both point help (which appears on-screen in your application depending on widget focus) and context-sensitive help, which allows you to link your application to a SCOhelp book.

• Use widget command options.

  This topic describes the widget options used to manipulate geometry, lists, dialogs, forms, labels, and other widget attributes.

  ``Command options alphabetical list'' provides an alphabetical list of these options.

• Troubleshoot your applications.

  This topic presents a list of all SCO Visual Tcl error codes and describes how to follow an interpreter stack trace.

• Develop consistent, usable applications.

  This topic provides a user interface style guide based on industry standards which you can use to develop quality applications.

• Work with (TCL) commands.

  This topic describes each Tool Command Language (TCL) command by type, and provides links to each manual page.

• Work with (VTCL) commands.

  This topic describes each SCO Visual Tcl (VTCL) command by type, and provides links to each manual page.