From 580302f3179ef3f24cf0329755686dfa7100996b Mon Sep 17 00:00:00 2001 From: LemonBoy Date: Wed, 18 Mar 2015 21:12:47 +0100 Subject: Support the DECSCUSR CSI escape sequence --- st.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 49 insertions(+), 13 deletions(-) diff --git a/st.c b/st.c index aa4185c..00fca99 100644 --- a/st.c +++ b/st.c @@ -197,14 +197,14 @@ typedef struct { } TCursor; /* CSI Escape sequence structs */ -/* ESC '[' [[ [] [;]] ] */ +/* ESC '[' [[ [] [;]] []] */ typedef struct { char buf[ESC_BUF_SIZ]; /* raw string */ int len; /* raw string length */ char priv; int arg[ESC_ARG_SIZ]; int narg; /* nb of args */ - char mode; + char mode[2]; } CSIEscape; /* STR Escape sequence structs */ @@ -257,6 +257,7 @@ typedef struct { int ch; /* char height */ int cw; /* char width */ char state; /* focus, redraw, visible */ + int cursor; /* cursor style */ } XWindow; typedef struct { @@ -1545,7 +1546,8 @@ csiparse(void) { break; p++; } - csiescseq.mode = *p; + csiescseq.mode[0] = *p++; + csiescseq.mode[1] = (p < csiescseq.buf+csiescseq.len) ? *p : '\0'; } /* for absolute user moves, when decom is set */ @@ -1983,7 +1985,7 @@ csihandle(void) { char buf[40]; int len; - switch(csiescseq.mode) { + switch(csiescseq.mode[0]) { default: unknown: fprintf(stderr, "erresc: unknown csi "); @@ -2171,6 +2173,19 @@ csihandle(void) { case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */ tcursor(CURSOR_LOAD); break; + case ' ': + switch (csiescseq.mode[1]) { + case 'q': /* DECSCUSR -- Set Cursor Style */ + DEFAULT(csiescseq.arg[0], 1); + if (!BETWEEN(csiescseq.arg[0], 0, 6)) { + goto unknown; + } + xw.cursor = csiescseq.arg[0]; + break; + default: + goto unknown; + } + break; } } @@ -3551,16 +3566,36 @@ xdrawcursor(void) { /* draw the new one */ if(xw.state & WIN_FOCUSED) { - if(IS_SET(MODE_REVERSE)) { - g.mode |= ATTR_REVERSE; - g.fg = defaultcs; - g.bg = defaultfg; - } + switch (xw.cursor) { + case 0: /* Blinking Block */ + case 1: /* Blinking Block (Default) */ + case 2: /* Steady Block */ + if(IS_SET(MODE_REVERSE)) { + g.mode |= ATTR_REVERSE; + g.fg = defaultcs; + g.bg = defaultfg; + } - sl = utf8len(g.c); - width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\ - ? 2 : 1; - xdraws(g.c, g, term.c.x, term.c.y, width, sl); + sl = utf8len(g.c); + width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\ + ? 2 : 1; + xdraws(g.c, g, term.c.x, term.c.y, width, sl); + break; + case 3: /* Blinking Underline */ + case 4: /* Steady Underline */ + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + curx * xw.cw, + borderpx + (term.c.y + 1) * xw.ch - 1, + xw.cw, 1); + break; + case 5: /* Blinking bar */ + case 6: /* Steady bar */ + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + curx * xw.cw, + borderpx + term.c.y * xw.ch, + 1, xw.ch); + break; + } } else { XftDrawRect(xw.draw, &dc.col[defaultcs], borderpx + curx * xw.cw, @@ -3985,6 +4020,7 @@ main(int argc, char *argv[]) { xw.l = xw.t = 0; xw.isfixed = False; + xw.cursor = 0; ARGBEGIN { case 'a': -- cgit v1.2.3-54-g00ecf