st

Personal fork of ST from suckless.org; st is a simple terminal implementation for X.
git clone git://git.swab.dev/st.git
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commit ea782bfc5d34d712bc9391e498935d2d27f3116c
parent 93f31166bfff317e050dde1723cfa8302c6f85d3
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue, 13 Nov 2012 20:04:45 +0100

Remove hardcoded keys form kpress

Some keys were in the Key array while others were hardcoded in
kpress().This cause some problems with some keys which can generate more of
one string based in the configuration of the terminal.
---
 config.def.h |   70 ++++++++++++++++++++++++++++++++++++++++-----------------
 st.c         |   71 +++++++++++++++++++++++++---------------------------------
 2 files changed, 79 insertions(+), 62 deletions(-)
Diffstat:
Mconfig.def.h | 70+++++++++++++++++++++++++++++++++++++++++++++++++---------------------
Mst.c | 71++++++++++++++++++++++++++++++-----------------------------------------
2 files changed, 79 insertions(+), 62 deletions(-)

diff --git a/config.def.h b/config.def.h @@ -56,34 +56,62 @@ static unsigned int defaultucs = 257; /* * Special keys (change & recompile st.info accordingly) - * Keep in mind that kpress() in st.c hardcodes some keys. * * Mask value: * * Use XK_ANY_MOD to match the key no matter modifiers state * * Use XK_NO_MOD to match the key alone (no modifiers) + * keypad value: + * * 0: no value + * * > 0: keypad application mode enabled + * * < 0: keypad application mode disabled + * cursor value: + * * 0: no value + * * > 0: cursor application mode enabled + * * < 0: cursor application mode disabled + * crlf value + * * 0: no value + * * > 0: crlf mode is enabled + * * < 0: crlf mode is disabled */ -/* key, mask, output */ +/* key, mask, output, keypad, cursor, crlf */ static Key key[] = { - { XK_BackSpace, XK_NO_MOD, "\177" }, - { XK_Insert, XK_NO_MOD, "\033[2~" }, - { XK_Delete, XK_NO_MOD, "\033[3~" }, - { XK_Home, XK_NO_MOD, "\033[1~" }, - { XK_End, XK_NO_MOD, "\033[4~" }, - { XK_Prior, XK_NO_MOD, "\033[5~" }, - { XK_Next, XK_NO_MOD, "\033[6~" }, - { XK_F1, XK_NO_MOD, "\033OP" }, - { XK_F2, XK_NO_MOD, "\033OQ" }, - { XK_F3, XK_NO_MOD, "\033OR" }, - { XK_F4, XK_NO_MOD, "\033OS" }, - { XK_F5, XK_NO_MOD, "\033[15~" }, - { XK_F6, XK_NO_MOD, "\033[17~" }, - { XK_F7, XK_NO_MOD, "\033[18~" }, - { XK_F8, XK_NO_MOD, "\033[19~" }, - { XK_F9, XK_NO_MOD, "\033[20~" }, - { XK_F10, XK_NO_MOD, "\033[21~" }, - { XK_F11, XK_NO_MOD, "\033[23~" }, - { XK_F12, XK_NO_MOD, "\033[24~" }, + /* keysym mask string keypad cursor crlf */ + { XK_BackSpace, XK_NO_MOD, "\177", 0, 0, 0}, + { XK_Up, XK_NO_MOD, "\033[A", 0, -1, 0}, + { XK_Up, XK_NO_MOD, "\033OA", 0, +1, 0}, + { XK_Up, ShiftMask, "\033[a", 0, 0, 0}, + { XK_Down, XK_NO_MOD, "\033[B", 0, -1, 0}, + { XK_Down, XK_NO_MOD, "\033OB", 0, +1, 0}, + { XK_Down, ShiftMask, "\033[b", 0, 0, 0}, + { XK_Left, XK_NO_MOD, "\033[D", 0, -1, 0}, + { XK_Left, XK_NO_MOD, "\033OD", 0, +1, 0}, + { XK_Left, ShiftMask, "\033[d", 0, 0, 0}, + { XK_Right, XK_NO_MOD, "\033[C", 0, -1, 0}, + { XK_Right, XK_NO_MOD, "\033OC", 0, +1, 0}, + { XK_Right, ShiftMask, "\033[c", 0, 0, 0}, + { XK_Return, XK_NO_MOD, "\n", 0, 0, -1}, + { XK_Return, XK_NO_MOD, "\r\n", 0, 0, +1}, + { XK_Return, Mod1Mask, "\033\n", 0, 0, -1}, + { XK_Return, Mod1Mask, "\033\r\n", 0, 0, +1}, + { XK_Insert, XK_NO_MOD, "\033[2~", 0, 0, 0}, + { XK_Delete, XK_NO_MOD, "\033[3~", 0, 0, 0}, + { XK_Home, XK_NO_MOD, "\033[1~", 0, 0, 0}, + { XK_End, XK_NO_MOD, "\033[4~", 0, 0, 0}, + { XK_Prior, XK_NO_MOD, "\033[5~", 0, 0, 0}, + { XK_Next, XK_NO_MOD, "\033[6~", 0, 0, 0}, + { XK_F1, XK_NO_MOD, "\033OP" , 0, 0, 0}, + { XK_F2, XK_NO_MOD, "\033OQ" , 0, 0, 0}, + { XK_F3, XK_NO_MOD, "\033OR" , 0, 0, 0}, + { XK_F4, XK_NO_MOD, "\033OS" , 0, 0, 0}, + { XK_F5, XK_NO_MOD, "\033[15~", 0, 0, 0}, + { XK_F6, XK_NO_MOD, "\033[17~", 0, 0, 0}, + { XK_F7, XK_NO_MOD, "\033[18~", 0, 0, 0}, + { XK_F8, XK_NO_MOD, "\033[19~", 0, 0, 0}, + { XK_F9, XK_NO_MOD, "\033[20~", 0, 0, 0}, + { XK_F10, XK_NO_MOD, "\033[21~", 0, 0, 0}, + { XK_F11, XK_NO_MOD, "\033[23~", 0, 0, 0}, + { XK_F12, XK_NO_MOD, "\033[24~", 0, 0, 0}, }; /* Internal shortcuts. */ diff --git a/st.c b/st.c @@ -228,6 +228,10 @@ typedef struct { KeySym k; uint mask; char s[ESC_BUF_SIZ]; + /* three valued logic variables: 0 indifferent, 1 on, -1 off */ + signed char appkey; /* application keypad */ + signed char appcursor; /* application cursor */ + signed char crlf; /* crlf mode */ } Key; /* TODO: use better name for vars... */ @@ -2686,17 +2690,29 @@ focus(XEvent *ev) { char* kmap(KeySym k, uint state) { - int i; uint mask; + Key *kp; state &= ~Mod2Mask; - for(i = 0; i < LEN(key); i++) { - mask = key[i].mask; + for(kp = key; kp < key + LEN(key); kp++) { + mask = kp->mask; - if(key[i].k == k && ((state & mask) == mask - || (mask == XK_NO_MOD && !state))) { - return (char*)key[i].s; - } + if(kp->k != k) + continue; + if((state & mask) != mask && + (mask == XK_NO_MOD && state)) + continue; + if((kp->appkey < 0 && IS_SET(MODE_APPKEYPAD)) || + (kp->appkey > 0 && !IS_SET(MODE_APPKEYPAD))) + continue; + if((kp->appcursor < 0 && IS_SET(MODE_APPCURSOR)) || + (kp->appcursor > 0 && !IS_SET(MODE_APPCURSOR))) + continue; + if((kp->crlf < 0 && IS_SET(MODE_CRLF)) || + (kp->crlf > 0 && !IS_SET(MODE_CRLF))) + continue; + + return kp->s; } return NULL; } @@ -2706,14 +2722,12 @@ kpress(XEvent *ev) { XKeyEvent *e = &ev->xkey; KeySym ksym; char xstr[31], buf[32], *customkey, *cp = buf; - int len, meta, shift, i; + int len, i; Status status; if (IS_SET(MODE_KBDLOCK)) return; - meta = e->state & Mod1Mask; - shift = e->state & ShiftMask; len = XmbLookupString(xw.xic, e, xstr, sizeof(xstr), &ksym, &status); /* 1. shortcuts */ @@ -2732,39 +2746,14 @@ kpress(XEvent *ev) { memcpy(buf, customkey, len); /* 2. hardcoded (overrides X lookup) */ } else { - switch(ksym) { - case XK_Up: - case XK_Down: - case XK_Left: - case XK_Right: - /* XXX: shift up/down doesn't work */ - sprintf(buf, "\033%c%c", - IS_SET(MODE_APPKEYPAD) ? 'O' : '[', - (shift ? "dacb":"DACB")[ksym - XK_Left]); - len = 3; - break; - case XK_Return: - len = 0; - if(meta) - *cp++ = '\033', len++; - - *cp++ = '\r', len++; - - if(IS_SET(MODE_CRLF)) - *cp = '\n', len++; - break; - /* 3. X lookup */ - default: - if(len == 0) - return; + if(len == 0) + return; - if (len == 1 && meta) - *cp++ = '\033'; + if (len == 1 && e->state & Mod1Mask) + *cp++ = '\033'; - memcpy(cp, xstr, len); - len = cp - buf + len; - break; - } + memcpy(cp, xstr, len); + len = cp - buf + len; } ttywrite(buf, len); if(IS_SET(MODE_ECHO))