add key bindings for moving to the word start or end

Mod1+b/^Left and Mod1+f/^Right
This commit is contained in:
Quentin Rameau 2018-03-13 17:15:09 +01:00 committed by Hiltjo Posthuma
parent 889512811d
commit e2a280541e
2 changed files with 46 additions and 0 deletions

12
dmenu.1
View File

@ -100,6 +100,12 @@ Confirm input. Prints the input text to stdout and exits, returning success.
.B Escape
Exit without selecting an item, returning failure.
.TP
.B Ctrl-Left
Move cursor to the start of the current word
.TP
.B Ctrl-Right
Move cursor to the end of the current word
.TP
C\-a
Home
.TP
@ -160,6 +166,12 @@ Paste from primary X selection
C\-Y
Paste from X clipboard
.TP
M\-b
Move cursor to the start of the current word
.TP
M\-f
Move cursor to the end of the current word
.TP
M\-g
Home
.TP

34
dmenu.c
View File

@ -287,6 +287,22 @@ nextrune(int inc)
return n;
}
static void
movewordedge(int dir)
{
if (dir < 0) { /* move cursor to the start of the word*/
while (cursor > 0 && strchr(worddelimiters, text[nextrune(-1)]))
cursor = nextrune(-1);
while (cursor > 0 && !strchr(worddelimiters, text[nextrune(-1)]))
cursor = nextrune(-1);
} else { /* move cursor to the end of the word */
while (text[cursor] && strchr(worddelimiters, text[cursor]))
cursor = nextrune(+1);
while (text[cursor] && !strchr(worddelimiters, text[cursor]))
cursor = nextrune(+1);
}
}
static void
keypress(XKeyEvent *ev)
{
@ -334,6 +350,14 @@ keypress(XKeyEvent *ev)
XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
utf8, utf8, win, CurrentTime);
return;
case XK_Left:
movewordedge(-1);
ksym = NoSymbol;
break;
case XK_Right:
movewordedge(+1);
ksym = NoSymbol;
break;
case XK_Return:
case XK_KP_Enter:
break;
@ -345,6 +369,14 @@ keypress(XKeyEvent *ev)
}
else if (ev->state & Mod1Mask)
switch(ksym) {
case XK_b:
movewordedge(-1);
ksym = NoSymbol;
break;
case XK_f:
movewordedge(+1);
ksym = NoSymbol;
break;
case XK_g: ksym = XK_Home; break;
case XK_G: ksym = XK_End; break;
case XK_h: ksym = XK_Up; break;
@ -359,6 +391,8 @@ keypress(XKeyEvent *ev)
if (!iscntrl(*buf))
insert(buf, len);
break;
case NoSymbol:
break;
case XK_Delete:
if (text[cursor] == '\0')
return;