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rio: add ^B control sequence to move cursor to output point

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This commit is contained in:
cinap_lenrek 2013-08-04 06:45:58 +02:00
parent a269ced358
commit 24349c52b4
3 changed files with 8 additions and 1 deletions
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2
sys/include/keyboard.h
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@ -45,6 +45,8 @@ enum {
Kscrollonedown= KF|0x21,
Ksoh= 0x01,
Kstx= 0x02,
Ketx= 0x03,
Keof= 0x04,
Kenq= 0x05,
Kack= 0x06,

3
sys/man/1/rio
View file

@ -391,7 +391,8 @@ for the preceding string (see
.PP
Typing a left or right arrow moves the cursor one character in that direction.
Typing an SOH character (control-A) moves the cursor to the beginning of the
current line; an ENQ character (control-E) moves to the end.
current line; an ENQ character (control-E) moves to the end. The STX character
(control-B) moves the cursor to the output point.
.PP
Text may be moved vertically within the window.
A scroll bar on the left of the window shows in its clear portion what fragment of the

4
sys/src/cmd/rio/wind.c
View file

@ -691,6 +691,10 @@ wkeyctl(Window *w, Rune r)
wsetselect(w, q0, q0);
wshow(w, w->q0);
return;
case Kstx: /* ^B: output point */
wsetselect(w, w->qh, w->qh);
wshow(w, w->q0);
return;
}
if(w->rawing && (w->q0==w->nr || w->mouseopen)){
waddraw(w, &r, 1);