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authorAurélien Aptel2010-10-16 20:50:29 +0200
committerAurélien Aptel2010-10-16 20:50:29 +0200
commit6f87a39444166674daa94860d365e72343e0b882 (patch)
tree1e0803ce8693bf63237c7e2ea4da62f634a1d924
parentce27e634910e10c470b2dcb2edcd20f05d25343b (diff)
downloadst-6f87a39444166674daa94860d365e72343e0b882.tar.gz
st-6f87a39444166674daa94860d365e72343e0b882.tar.xz
st-6f87a39444166674daa94860d365e72343e0b882.zip
added LNM mode; re-organized kpress() to handle it.
-rw-r--r--st.c51
1 files changed, 34 insertions, 17 deletions
diff --git a/st.c b/st.c
index 4f17752..16462c7 100644
--- a/st.c
+++ b/st.c
@@ -55,7 +55,8 @@ enum { CURSOR_UP, CURSOR_DOWN, CURSOR_LEFT, CURSOR_RIGHT,
CURSOR_SAVE, CURSOR_LOAD };
enum { CURSOR_DEFAULT = 0, CURSOR_HIDE = 1, CURSOR_WRAPNEXT = 2 };
enum { GLYPH_SET=1, GLYPH_DIRTY=2 };
-enum { MODE_WRAP=1, MODE_INSERT=2, MODE_APPKEYPAD=4, MODE_ALTSCREEN=8 };
+enum { MODE_WRAP=1, MODE_INSERT=2, MODE_APPKEYPAD=4, MODE_ALTSCREEN=8,
+ MODE_CRLF=16 };
enum { ESC_START=1, ESC_CSI=2, ESC_OSC=4, ESC_TITLE=8, ESC_ALTCHARSET=16 };
enum { SCREEN_UPDATE, SCREEN_REDRAW };
enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 };
@@ -164,7 +165,7 @@ static void tinsertblank(int);
static void tinsertblankline(int);
static void tmoveto(int, int);
static void tnew(int, int);
-static void tnewline(void);
+static void tnewline(int);
static void tputtab(void);
static void tputc(char);
static void tputs(char*, int);
@@ -626,14 +627,13 @@ tscrollup(int orig, int n) {
}
void
-tnewline(void) {
- int x = term.c.x+1 < term.col ? term.c.x : 0;
+tnewline(int first_col) {
int y = term.c.y;
- if(term.c.y == term.bot)
+ if(y == term.bot)
tscrollup(term.top, 1);
else
y++;
- tmoveto(x, y);
+ tmoveto(first_col ? 0 : term.c.x, y);
}
void
@@ -932,6 +932,9 @@ csihandle(void) {
break;
case 12: /* att610 -- Stop blinking cursor (IGNORED) */
break;
+ case 20:
+ term.mode &= ~MODE_CRLF;
+ break;
case 25:
term.c.state |= CURSOR_HIDE;
break;
@@ -988,6 +991,9 @@ csihandle(void) {
case 7:
term.mode |= MODE_WRAP;
break;
+ case 20:
+ term.mode |= MODE_CRLF;
+ break;
case 12: /* att610 -- Start blinking cursor (IGNORED) */
/* fallthrough for xterm cvvis = CSI [ ? 12 ; 25 h */
if(escseq.narg > 1 && escseq.arg[1] != 25)
@@ -1116,7 +1122,7 @@ tputc(char c) {
term.esc = 0;
break;
case 'E': /* NEL -- Next line */
- tnewline();
+ tnewline(1); /* always go to first col */
term.esc = 0;
break;
case 'M': /* RI -- Reverse index */
@@ -1163,7 +1169,8 @@ tputc(char c) {
tmoveto(0, term.c.y);
break;
case '\n':
- tnewline();
+ /* go to first col if the mode is set */
+ tnewline(IS_SET(MODE_CRLF));
break;
case '\a':
if(!(xw.state & WIN_FOCUSED))
@@ -1175,7 +1182,7 @@ tputc(char c) {
break;
default:
if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
- tnewline();
+ tnewline(1); /* always go to first col */
tsetchar(c);
if(term.c.x+1 < term.col)
tmoveto(term.c.x+1, term.c.y);
@@ -1560,15 +1567,12 @@ kpress(XEvent *ev) {
meta = e->state & Mod1Mask;
shift = e->state & ShiftMask;
len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
-
+
+ /* 1. custom keys from config.h */
if((customkey = kmap(ksym)))
ttywrite(customkey, strlen(customkey));
- else if(len > 0) {
- buf[sizeof(buf)-1] = '\0';
- if(meta && len == 1)
- ttywrite("\033", 1);
- ttywrite(buf, len);
- } else
+ /* 2. hardcoded (overrides X lookup) */
+ else
switch(ksym) {
case XK_Up:
case XK_Down:
@@ -1581,8 +1585,21 @@ kpress(XEvent *ev) {
if(shift)
selpaste();
break;
+ case XK_Return:
+ if(IS_SET(MODE_CRLF))
+ ttywrite("\r\n", 2);
+ else
+ ttywrite("\r", 1);
+ break;
+ /* 3. X lookup */
default:
- fprintf(stderr, "errkey: %d\n", (int)ksym);
+ if(len > 0) {
+ buf[sizeof(buf)-1] = '\0';
+ if(meta && len == 1)
+ ttywrite("\033", 1);
+ ttywrite(buf, len);
+ } else /* 4. nothing to send */
+ fprintf(stderr, "errkey: %d\n", (int)ksym);
break;
}
}