User Interface Limitations on Text-based Environments

The behaviour or appearance of graphical widgets is not identical under text-based environments although they have a similar look and feel.

Unsupported or Altered Window Attributes

Feature

Comments

Parent

NOT SUPPORTED

Clipped Windows

NOT SUPPORTED

DM

Italic maps to blink

Blended colors

RGB colors are approximated to Zim colors by default, configuration option enables them to be ignored and BC, FC used instead.

Font

NOT SUPPORTED

TopMost

NOT SUPPORTED

Icon

NOT SUPPORTED

Ctrl+R Key Combination

Refreshes screen (in case system command or output to backscreen has overwritten the screen).

Alt+F6 Key Combination

Cycles through all available windows during form input mode.

Scroll

Only supported if window contains graphical forms.

 

Unsupported or Altered Widget Attributes

Feature

Comments

Clipboard

NOT SUPPORTED

Scrollbars

Does NOT SUPPORT non-standard size.

Graphics

Graphics other than line and rectangle are ignored.

Pushbuttons

Default pushbutton characteristic is the surrounding angle brackets if the widgets width is 4 or more greater than its text width. Push buttons can display a shadowed border style on text-based environments.

Font/Displaymode

Fonts and the strikeout and italic displaymodes are not supported on text-based environments.

Image widgets

Displays a rectangular area containing the field value. If the widget contains a label or a FORM SET (LABEL .. is performed, the label appears centered in the field.

Unsupported Menu Attributes

Feature

Comments

Horizontal Separators

NOT SUPPORTED

Predefined menuitems

Only supported actions are exit, break, about, and help.