HP TeemTalk Terminal Emulator 7.0, User Manual

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VT Series Emulations
Setup Options 99
Save screen before clearing
Factory default: Unchecked
This applies to all DEC 'VT' emulations except VT340 and VT420.
It determines the effect of a clear screen command received from the
host. When unchecked, the contents of the current page will be
cleared. When checked, the contents of the current page will be
saved and the display will scroll to the next page.
Vertical coupling
Factory default: Checked
The setting of this VT420 mode option determines what happens
when the application moves the cursor to a line not currently dis-
played in the window when the number of displayed lines is less
than the page size. When checked, the display will automatically
scroll vertically to keep the cursor in view. When unchecked, the
display will remain static and the cursor will move off-screen to the
relevant line stored in memory. You can scroll the display to view
the lines stored off-screen by holding down the
Ctrl key and press-
ing the Up or Down Cursor keys.
Horizontal coupling
Factory default: Unchecked
The setting of this DEC VT mode option determines what happens
when the cursor moves beyond the last column displayed in the win-
dow when there are more columns stored off-screen. When checked,
the display will automatically scroll horizontally to keep the cursor
in view. When unchecked, the display will remain static and the cur-
sor will move off-screen. To scroll horizontally to view the hidden
columns, hold down the
Ctrl key and press the Left or Right Cur-
sor keys.
Page coupling
Factory default: Checked
The setting of this VT420 mode option determines the effect of a
remote command to move the cursor to another page. When