#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <strings.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
typedef struct Item Item;
struct Item {
char *text;
- Item *next; /* traverses all items */
- Item *left, *right; /* traverses matching items */
+ Item *left, *right;
};
static void appenditem(Item *item, Item **list, Item **last);
static void calcoffsets(void);
+static char *cistrstr(const char *s, const char *sub);
static void drawmenu(void);
-static char *fstrstr(const char *s, const char *sub);
static void grabkeyboard(void);
-static void insert(const char *s, ssize_t n);
+static void insert(const char *str, ssize_t n);
static void keypress(XKeyEvent *ev);
static void match(void);
-static size_t nextrune(int incr);
+static size_t nextrune(int inc);
static void paste(void);
static void readstdin(void);
static void run(void);
static void setup(void);
+static void usage(void);
static char text[BUFSIZ] = "";
static int bh, mw, mh;
-static int inputw = 0;
+static int inputw, promptw;
static int lines = 0;
-static int monitor = -1;
-static int promptw;
static size_t cursor = 0;
static const char *font = NULL;
static const char *prompt = NULL;
static Bool topbar = True;
static DC *dc;
static Item *items = NULL;
-static Item *matches, *sel;
-static Item *prev, *curr, *next;
-static Window root, win;
+static Item *matches, *matchend;
+static Item *prev, *curr, *next, *sel;
+static Window win;
static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
+static char *(*fstrstr)(const char *, const char *) = strstr;
int
main(int argc, char *argv[]) {
Bool fast = False;
int i;
- progname = "dmenu";
for(i = 1; i < argc; i++)
/* single flags */
if(!strcmp(argv[i], "-v")) {
- fputs("dmenu-"VERSION", © 2006-2011 dmenu engineers, see LICENSE for details\n", stdout);
+ puts("dmenu-"VERSION", © 2006-2011 dmenu engineers, see LICENSE for details");
exit(EXIT_SUCCESS);
}
else if(!strcmp(argv[i], "-b"))
topbar = False;
else if(!strcmp(argv[i], "-f"))
fast = True;
- else if(!strcmp(argv[i], "-i"))
+ else if(!strcmp(argv[i], "-i")) {
fstrncmp = strncasecmp;
- else if(i == argc-1)
- goto usage;
+ fstrstr = cistrstr;
+ }
+ else if(i+1 == argc)
+ usage();
/* double flags */
else if(!strcmp(argv[i], "-l"))
lines = atoi(argv[++i]);
- else if(!strcmp(argv[i], "-m"))
- monitor = atoi(argv[++i]);
else if(!strcmp(argv[i], "-p"))
prompt = argv[++i];
else if(!strcmp(argv[i], "-fn"))
else if(!strcmp(argv[i], "-sf"))
selfgcolor = argv[++i];
else
- goto usage;
+ usage();
dc = initdc();
initfont(dc, font);
if(fast) {
- setup();
+ grabkeyboard();
readstdin();
}
else {
readstdin();
- setup();
+ grabkeyboard();
}
- match();
+ setup();
run();
- return EXIT_FAILURE;
-usage:
- fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-m monitor] [-p prompt] [-fn font]\n"
- " [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr);
- return EXIT_FAILURE;
+ return EXIT_FAILURE; /* unreachable */
}
void
appenditem(Item *item, Item **list, Item **last) {
- if(!*last)
- *list = item;
- else
+ if(*last)
(*last)->right = item;
+ else
+ *list = item;
+
item->left = *last;
item->right = NULL;
*last = item;
void
calcoffsets(void) {
- unsigned int i, n;
+ int i, n;
if(lines > 0)
n = lines * bh;
break;
}
+char *
+cistrstr(const char *s, const char *sub) {
+ size_t len;
+
+ for(len = strlen(sub); *s; s++)
+ if(!strncasecmp(s, sub, len))
+ return (char *)s;
+ return NULL;
+}
+
void
drawmenu(void) {
int curpos;
mapdc(dc, win, mw, mh);
}
-char *
-fstrstr(const char *s, const char *sub) {
- size_t len;
-
- for(len = strlen(sub); *s; s++)
- if(!fstrncmp(s, sub, len))
- return (char *)s;
- return NULL;
-}
-
void
grabkeyboard(void) {
int i;
for(i = 0; i < 1000; i++) {
- if(!XGrabKeyboard(dc->dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime))
+ if(XGrabKeyboard(dc->dpy, DefaultRootWindow(dc->dpy), True,
+ GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess)
return;
usleep(1000);
}
}
void
-insert(const char *s, ssize_t n) {
+insert(const char *str, ssize_t n) {
if(strlen(text) + n > sizeof text - 1)
return;
- memmove(text + cursor + n, text + cursor, sizeof text - cursor - MAX(n, 0));
+ memmove(&text[cursor + n], &text[cursor], sizeof text - cursor - MAX(n, 0));
if(n > 0)
- memcpy(text + cursor, s, n);
+ memcpy(&text[cursor], str, n);
cursor += n;
match();
}
void
keypress(XKeyEvent *ev) {
char buf[32];
- size_t len;
KeySym ksym;
- len = strlen(text);
XLookupString(ev, buf, sizeof buf, &ksym, NULL);
- if(ev->state & ControlMask)
- switch(tolower(ksym)) {
- default:
- return;
- case XK_a:
- ksym = XK_Home;
- break;
- case XK_b:
- ksym = XK_Left;
- break;
- case XK_c:
- ksym = XK_Escape;
- break;
- case XK_d:
- ksym = XK_Delete;
- break;
- case XK_e:
- ksym = XK_End;
- break;
- case XK_f:
- ksym = XK_Right;
- break;
- case XK_h:
- ksym = XK_BackSpace;
- break;
- case XK_i:
- ksym = XK_Tab;
- break;
- case XK_j:
- ksym = XK_Return;
- break;
- case XK_k: /* delete right */
+ if(ev->state & ControlMask) {
+ KeySym lower, upper;
+
+ XConvertCase(ksym, &lower, &upper);
+ switch(lower) {
+ case XK_a: ksym = XK_Home; break;
+ case XK_b: ksym = XK_Left; break;
+ case XK_c: ksym = XK_Escape; break;
+ case XK_d: ksym = XK_Delete; break;
+ case XK_e: ksym = XK_End; break;
+ case XK_f: ksym = XK_Right; break;
+ case XK_h: ksym = XK_BackSpace; break;
+ case XK_i: ksym = XK_Tab; break;
+ case XK_j: ksym = XK_Return; break;
+ case XK_m: ksym = XK_Return; break;
+ case XK_n: ksym = XK_Up; break;
+ case XK_p: ksym = XK_Down; break;
+
+ case XK_k: /* delete right */
text[cursor] = '\0';
match();
break;
- case XK_n:
- ksym = XK_Down;
- break;
- case XK_p:
- ksym = XK_Up;
- break;
- case XK_u: /* delete left */
+ case XK_u: /* delete left */
insert(NULL, 0 - cursor);
break;
- case XK_w: /* delete word */
+ case XK_w: /* delete word */
while(cursor > 0 && text[nextrune(-1)] == ' ')
insert(NULL, nextrune(-1) - cursor);
while(cursor > 0 && text[nextrune(-1)] != ' ')
insert(NULL, nextrune(-1) - cursor);
break;
- case XK_y: /* paste selection */
+ case XK_y: /* paste selection */
XConvertSelection(dc->dpy, XA_PRIMARY, utf8, utf8, win, CurrentTime);
return;
+ default:
+ return;
}
+ }
switch(ksym) {
default:
if(!iscntrl(*buf))
insert(buf, strlen(buf));
break;
case XK_Delete:
- if(cursor == len)
+ if(text[cursor] == '\0')
return;
cursor = nextrune(+1);
+ /* fallthrough */
case XK_BackSpace:
- if(cursor > 0)
- insert(NULL, nextrune(-1) - cursor);
+ if(cursor == 0)
+ return;
+ insert(NULL, nextrune(-1) - cursor);
break;
case XK_End:
- if(cursor < len) {
- cursor = len;
+ if(text[cursor] != '\0') {
+ cursor = strlen(text);
break;
}
- while(next) {
- sel = curr = next;
+ if(next) {
+ curr = matchend;
calcoffsets();
+ curr = prev;
+ calcoffsets();
+ while(next && (curr = curr->right))
+ calcoffsets();
}
- while(sel && sel->right)
- sel = sel->right;
+ sel = matchend;
break;
case XK_Escape:
exit(EXIT_FAILURE);
cursor = nextrune(-1);
break;
}
- else if(lines > 0)
- return;
+ /* fallthrough */
case XK_Up:
if(sel && sel->left && (sel = sel->left)->right == curr) {
curr = prev;
break;
case XK_Return:
case XK_KP_Enter:
- fputs((sel && !(ev->state & ShiftMask)) ? sel->text : text, stdout);
+ puts((sel && !(ev->state & ShiftMask)) ? sel->text : text);
exit(EXIT_SUCCESS);
case XK_Right:
- if(cursor < len) {
+ if(text[cursor] != '\0') {
cursor = nextrune(+1);
break;
}
- else if(lines > 0)
- return;
+ /* fallthrough */
case XK_Down:
if(sel && sel->right && (sel = sel->right) == next) {
curr = next;
void
match(void) {
+ static char **tokv = NULL;
+ static int tokn = 0;
+
+ char buf[sizeof text], *s;
+ int i, tokc = 0;
size_t len;
- Item *item, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
-
- len = strlen(text);
- matches = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL;
- for(item = items; item; item = item->next)
- if(!fstrncmp(text, item->text, len + 1))
- appenditem(item, &lexact, &exactend);
- else if(!fstrncmp(text, item->text, len))
+ Item *item, *lprefix, *lsubstr, *prefixend, *substrend;
+
+ strcpy(buf, text);
+ for(s = strtok(buf, " "); s; tokv[tokc-1] = s, s = strtok(NULL, " "))
+ if(++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
+ eprintf("cannot realloc %u bytes\n", tokn * sizeof *tokv);
+ len = tokc ? strlen(tokv[0]) : 0;
+
+ matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL;
+ for(item = items; item && item->text; item++) {
+ for(i = 0; i < tokc; i++)
+ if(!fstrstr(item->text, tokv[i]))
+ break;
+ if(i != tokc)
+ continue;
+ if(!tokc || !fstrncmp(tokv[0], item->text, len+1))
+ appenditem(item, &matches, &matchend);
+ else if(!fstrncmp(tokv[0], item->text, len))
appenditem(item, &lprefix, &prefixend);
- else if(fstrstr(item->text, text))
+ else
appenditem(item, &lsubstr, &substrend);
-
- if(lexact) {
- matches = lexact;
- itemend = exactend;
}
if(lprefix) {
- if(itemend) {
- itemend->right = lprefix;
- lprefix->left = itemend;
+ if(matches) {
+ matchend->right = lprefix;
+ lprefix->left = matchend;
}
else
matches = lprefix;
- itemend = prefixend;
+ matchend = prefixend;
}
if(lsubstr) {
- if(itemend) {
- itemend->right = lsubstr;
- lsubstr->left = itemend;
+ if(matches) {
+ matchend->right = lsubstr;
+ lsubstr->left = matchend;
}
else
matches = lsubstr;
+ matchend = substrend;
}
curr = sel = matches;
calcoffsets();
}
size_t
-nextrune(int incr) {
- size_t n, len;
+nextrune(int inc) {
+ ssize_t n;
- len = strlen(text);
- for(n = cursor + incr; n >= 0 && n < len && (text[n] & 0xc0) == 0x80; n += incr);
+ for(n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc);
return n;
}
XGetWindowProperty(dc->dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
- insert(p, (q = strchr(p, '\n')) ? q-p : strlen(p));
+ insert(p, (q = strchr(p, '\n')) ? q-p : (ssize_t)strlen(p));
XFree(p);
drawmenu();
}
void
readstdin(void) {
- char buf[sizeof text], *p;
- Item *item, **end;
+ char buf[sizeof text], *p, *maxstr = NULL;
+ size_t i, max = 0, size = 0;
- for(end = &items; fgets(buf, sizeof buf, stdin); *end = item, end = &item->next) {
+ for(i = 0; fgets(buf, sizeof buf, stdin); i++) {
+ if(i+1 >= size / sizeof *items)
+ if(!(items = realloc(items, (size += BUFSIZ))))
+ eprintf("cannot realloc %u bytes:", size);
if((p = strchr(buf, '\n')))
*p = '\0';
- if(!(item = calloc(1, sizeof *item)))
- eprintf("cannot malloc %u bytes:", sizeof *item);
- if(!(item->text = strdup(buf)))
+ if(!(items[i].text = strdup(buf)))
eprintf("cannot strdup %u bytes:", strlen(buf)+1);
- inputw = MAX(inputw, textw(dc, item->text));
+ if(strlen(items[i].text) > max)
+ max = strlen(maxstr = items[i].text);
}
+ if(items)
+ items[i].text = NULL;
+ inputw = maxstr ? textw(dc, maxstr) : 0;
}
void
switch(ev.type) {
case Expose:
if(ev.xexpose.count == 0)
- drawmenu();
+ mapdc(dc, win, mw, mh);
break;
case KeyPress:
keypress(&ev.xkey);
void
setup(void) {
- int x, y, screen;
- XSetWindowAttributes wa;
+ int x, y, screen = DefaultScreen(dc->dpy);
+ Window root = RootWindow(dc->dpy, screen);
+ XSetWindowAttributes swa;
#ifdef XINERAMA
int n;
XineramaScreenInfo *info;
#endif
- screen = DefaultScreen(dc->dpy);
- root = RootWindow(dc->dpy, screen);
- utf8 = XInternAtom(dc->dpy, "UTF8_STRING", False);
-
normcol[ColBG] = getcolor(dc, normbgcolor);
normcol[ColFG] = getcolor(dc, normfgcolor);
- selcol[ColBG] = getcolor(dc, selbgcolor);
- selcol[ColFG] = getcolor(dc, selfgcolor);
+ selcol[ColBG] = getcolor(dc, selbgcolor);
+ selcol[ColFG] = getcolor(dc, selfgcolor);
+
+ utf8 = XInternAtom(dc->dpy, "UTF8_STRING", False);
/* menu geometry */
bh = dc->font.height + 2;
mh = (lines + 1) * bh;
#ifdef XINERAMA
if((info = XineramaQueryScreens(dc->dpy, &n))) {
- int i, m, di;
+ int i, di;
unsigned int du;
- Window dw;
-
- XQueryPointer(dc->dpy, root, &dw, &dw, &x, &y, &di, &di, &du);
- for(i = 0, m = -1; i < n; i++)
- if((monitor == info[i].screen_number)
- || (m < 0 && INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height)))
- m = i;
- x = info[m].x_org;
- y = info[m].y_org + (topbar ? 0 : info[m].height - mh);
- mw = info[m].width;
+ Window w, dw;
+ XWindowAttributes wa;
+
+ XGetInputFocus(dc->dpy, &w, &di);
+ if(w != root && XGetWindowAttributes(dc->dpy, w, &wa))
+ XTranslateCoordinates(dc->dpy, root, root, wa.x, wa.y, &x, &y, &dw);
+ else
+ XQueryPointer(dc->dpy, root, &dw, &dw, &x, &y, &di, &di, &du);
+ for(i = 0; i < n-1; i++)
+ if(INRECT(x, y, info[i].x_org, info[i].y_org, info[i].width, info[i].height))
+ break;
+ x = info[i].x_org;
+ y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
+ mw = info[i].width;
XFree(info);
}
else
y = topbar ? 0 : DisplayHeight(dc->dpy, screen) - mh;
mw = DisplayWidth(dc->dpy, screen);
}
+ promptw = prompt ? textw(dc, prompt) : 0;
+ inputw = MIN(inputw, mw/3);
+ match();
+
/* menu window */
- wa.override_redirect = True;
- wa.background_pixmap = ParentRelative;
- wa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
+ swa.override_redirect = True;
+ swa.background_pixmap = ParentRelative;
+ swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
win = XCreateWindow(dc->dpy, root, x, y, mw, mh, 0,
DefaultDepth(dc->dpy, screen), CopyFromParent,
DefaultVisual(dc->dpy, screen),
- CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
+ CWOverrideRedirect | CWBackPixmap | CWEventMask, &swa);
- grabkeyboard();
- resizedc(dc, mw, mh);
- inputw = MIN(inputw, mw/3);
- promptw = prompt ? textw(dc, prompt) : 0;
XMapRaised(dc->dpy, win);
+ resizedc(dc, mw, mh);
+ drawmenu();
+}
+
+void
+usage(void) {
+ fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-p prompt] [-fn font]\n"
+ " [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr);
+ exit(EXIT_FAILURE);
}
