st/patch/keyboardselect_st.c

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void set_notifmode(int type, KeySym ksym) {
static char *lib[] = { " MOVE ", " SEL "};
static Glyph *g, *deb, *fin;
static int col, bot;
if ( ksym == -1 ) {
free(g);
col = term.col, bot = term.bot;
g = xmalloc(col * sizeof(Glyph));
memcpy(g, term.line[bot], col * sizeof(Glyph));
}
else if ( ksym == -2 )
memcpy(term.line[bot], g, col * sizeof(Glyph));
if ( type < 2 ) {
char *z = lib[type];
for (deb = &term.line[bot][col - 6], fin = &term.line[bot][col]; deb < fin; z++, deb++)
deb->mode = ATTR_REVERSE,
deb->u = *z,
deb->fg = defaultfg, deb->bg = defaultbg;
}
else if ( type < 5 )
memcpy(term.line[bot], g, col * sizeof(Glyph));
else {
for (deb = &term.line[bot][0], fin = &term.line[bot][col]; deb < fin; deb++)
deb->mode = ATTR_REVERSE,
deb->u = ' ',
deb->fg = defaultfg, deb->bg = defaultbg;
term.line[bot][0].u = ksym;
}
term.dirty[bot] = 1;
drawregion(0, bot, col, bot + 1);
}
void select_or_drawcursor(int selectsearch_mode, int type) {
int done = 0;
if ( selectsearch_mode & 1 ) {
selextend(term.c.x, term.c.y, type, done);
xsetsel(getsel());
}
else
#if LIGATURES_PATCH
xdrawcursor(term.c.x, term.c.y, term.line[term.c.y][term.c.x],
term.ocx, term.ocy, term.line[term.ocy][term.ocx],
term.line[term.ocy], term.col);
#else
xdrawcursor(term.c.x, term.c.y, term.line[term.c.y][term.c.x],
term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
#endif
}
void search(int selectsearch_mode, Rune *target, int ptarget, int incr, int type, TCursor *cu) {
Rune *r;
int i, bound = (term.col * cu->y + cu->x) * (incr > 0) + incr;
for (i = term.col * term.c.y + term.c.x + incr; i != bound; i += incr) {
for (r = target; r - target < ptarget; r++) {
if ( *r == term.line[(i + r - target) / term.col][(i + r - target) % term.col].u ) {
if ( r - target == ptarget - 1 ) break;
} else {
r = NULL;
break;
}
}
if ( r != NULL ) break;
}
if ( i != bound ) {
term.c.y = i / term.col, term.c.x = i % term.col;
select_or_drawcursor(selectsearch_mode, type);
}
}
int trt_kbdselect(KeySym ksym, char *buf, int len) {
static TCursor cu;
static Rune target[64];
static int type = 1, ptarget, in_use;
static int sens, quant;
static char selectsearch_mode;
int i, bound, *xy;
if ( selectsearch_mode & 2 ) {
if ( ksym == XK_Return ) {
selectsearch_mode ^= 2;
set_notifmode(selectsearch_mode, -2);
if ( ksym == XK_Escape ) ptarget = 0;
return 0;
}
else if ( ksym == XK_BackSpace ) {
if ( !ptarget ) return 0;
term.line[term.bot][ptarget--].u = ' ';
}
else if ( len < 1 ) {
return 0;
}
else if ( ptarget == term.col || ksym == XK_Escape ) {
return 0;
}
else {
utf8decode(buf, &target[ptarget++], len);
term.line[term.bot][ptarget].u = target[ptarget - 1];
}
if ( ksym != XK_BackSpace )
search(selectsearch_mode, &target[0], ptarget, sens, type, &cu);
term.dirty[term.bot] = 1;
drawregion(0, term.bot, term.col, term.bot + 1);
return 0;
}
switch ( ksym ) {
case -1 :
in_use = 1;
cu.x = term.c.x, cu.y = term.c.y;
set_notifmode(0, ksym);
return MODE_KBDSELECT;
case XK_s :
if ( selectsearch_mode & 1 )
selclear();
else
selstart(term.c.x, term.c.y, 0);
set_notifmode(selectsearch_mode ^= 1, ksym);
break;
case XK_t :
selextend(term.c.x, term.c.y, type ^= 3, i = 0); /* 2 fois */
selextend(term.c.x, term.c.y, type, i = 0);
break;
case XK_slash :
case XK_KP_Divide :
case XK_question :
ksym &= XK_question; /* Divide to slash */
sens = (ksym == XK_slash) ? -1 : 1;
ptarget = 0;
set_notifmode(15, ksym);
selectsearch_mode ^= 2;
break;
case XK_Escape :
if ( !in_use ) break;
selclear();
case XK_Return :
set_notifmode(4, ksym);
term.c.x = cu.x, term.c.y = cu.y;
select_or_drawcursor(selectsearch_mode = 0, type);
in_use = quant = 0;
return MODE_KBDSELECT;
case XK_n :
case XK_N :
if ( ptarget )
search(selectsearch_mode, &target[0], ptarget, (ksym == XK_n) ? -1 : 1, type, &cu);
break;
case XK_BackSpace :
term.c.x = 0;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_dollar :
term.c.x = term.col - 1;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_Home :
term.c.x = 0, term.c.y = 0;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_End :
term.c.x = cu.x, term.c.y = cu.y;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_Page_Up :
case XK_Page_Down :
term.c.y = (ksym == XK_Prior ) ? 0 : cu.y;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_exclam :
term.c.x = term.col >> 1;
select_or_drawcursor(selectsearch_mode, type);
break;
case XK_asterisk :
case XK_KP_Multiply :
term.c.x = term.col >> 1;
case XK_underscore :
term.c.y = cu.y >> 1;
select_or_drawcursor(selectsearch_mode, type);
break;
default :
if ( ksym >= XK_0 && ksym <= XK_9 ) { /* 0-9 keyboard */
quant = (quant * 10) + (ksym ^ XK_0);
return 0;
}
else if ( ksym >= XK_KP_0 && ksym <= XK_KP_9 ) { /* 0-9 numpad */
quant = (quant * 10) + (ksym ^ XK_KP_0);
return 0;
}
else if ( ksym == XK_k || ksym == XK_h )
i = ksym & 1;
else if ( ksym == XK_l || ksym == XK_j )
i = ((ksym & 6) | 4) >> 1;
else if ( (XK_Home & ksym) != XK_Home || (i = (ksym ^ XK_Home) - 1) > 3 )
break;
xy = (i & 1) ? &term.c.y : &term.c.x;
sens = (i & 2) ? 1 : -1;
bound = (i >> 1 ^ 1) ? 0 : (i ^ 3) ? term.col - 1 : term.bot;
if ( quant == 0 )
quant++;
if ( *xy == bound && ((sens < 0 && bound == 0) || (sens > 0 && bound > 0)) )
break;
*xy += quant * sens;
if ( *xy < 0 || ( bound > 0 && *xy > bound) )
*xy = bound;
select_or_drawcursor(selectsearch_mode, type);
}
quant = 0;
return 0;
}