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Using G2 End User Displays and Components

 G2 supports the following types of end user displays and components:

Type Description
Action button
Performs one or more actions when the user clicks the button
Radio button
Assigns one of a mutually exclusive set of symbols, numbers, logical values, or text values to a variable or parameter
Check box
Assigns an on or off value to a symbolic, quantitative, logical, or text-value variable or parameter
Slider
Assigns numeric values to a variable or parameter as a user slides a pointer along a horizontal guide
Type-in box
Allows you to enter any type of value for a variable or parameter
User menu choice
Performs an action when the user chooses the menu selection for a particular instance of a class
External images
Displays a bitmap or other graphical image created outside G2, which you can use as the background image for a workspace or as part of an icon
Readout table
Shows a variable, parameter, or expression and its value
Dial and meter
Represents an arithmetic value graphically by using a needle on a dial or a vertical bar on a meter
Freeform tables
Displays tabular data
Chart
Plots numerical data
Trend chart
Plots time series or historical data over a designated period of time

For more information on these graphical components, see the G2 Reference Manual.

In some cases, the G2 utility products provide similar components, as this table shows:

G2 Feature G2 Utility Feature
Radio buttons, check boxes, type-in boxes, and action buttons
GUIDE and UIL controls that appear within dialogs
Dials and meters
GDD dynamic displays
Freeform tables
GXL tabular displays

For more information on these features, see the sections in this chapter that describe the G2 utilities.

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Copyright © 1997 Gensym Corporation, Inc.