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detect active monitor using input focus
[dmenu.git] / dmenu.c
diff --git a/dmenu.c b/dmenu.c
index 3c83d73..6c1407d 100644 (file)
--- a/dmenu.c
+++ b/dmenu.c
@@ -3,6 +3,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <strings.h>
 #include <unistd.h>
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
 #include <unistd.h>
 #include <X11/Xlib.h>
 #include <X11/Xatom.h>
@@ -19,30 +20,28 @@
 typedef struct Item Item;
 struct Item {
        char *text;
 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 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 void drawmenu(void);
-static char *fstrstr(const char *s, const char *sub);
 static void grabkeyboard(void);
 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 keypress(XKeyEvent *ev);
-static void match(void);
-static size_t nextrune(int incr);
+static void match(Bool sub);
+static size_t nextrune(int inc);
 static void paste(void);
 static void readstdin(void);
 static void run(void);
 static void setup(void);
 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 char text[BUFSIZ] = "";
 static int bh, mw, mh;
-static int inputw = 0;
+static int inputw, promptw;
 static int lines = 0;
 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 size_t cursor = 0;
 static const char *font = NULL;
 static const char *prompt = NULL;
@@ -56,37 +55,37 @@ static Atom utf8;
 static Bool topbar = True;
 static DC *dc;
 static Item *items = 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 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;
 
 
 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")) {
        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;
                        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;
                        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]);
                /* 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], "-p"))
                        prompt = argv[++i];
                else if(!strcmp(argv[i], "-fn"))
@@ -100,27 +99,23 @@ main(int argc, char *argv[]) {
                else if(!strcmp(argv[i], "-sf"))
                        selfgcolor = argv[++i];
                else
                else if(!strcmp(argv[i], "-sf"))
                        selfgcolor = argv[++i];
                else
-                       goto usage;
+                       usage();
 
        dc = initdc();
        initfont(dc, font);
 
        if(fast) {
 
        dc = initdc();
        initfont(dc, font);
 
        if(fast) {
-               setup();
+               grabkeyboard();
                readstdin();
        }
        else {
                readstdin();
                readstdin();
        }
        else {
                readstdin();
-               setup();
+               grabkeyboard();
        }
        }
-       match();
+       setup();
        run();
        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
 }
 
 void
@@ -129,6 +124,7 @@ appenditem(Item *item, Item **list, Item **last) {
                *list = item;
        else
                (*last)->right = item;
                *list = item;
        else
                (*last)->right = item;
+
        item->left = *last;
        item->right = NULL;
        *last = item;
        item->left = *last;
        item->right = NULL;
        *last = item;
@@ -136,7 +132,7 @@ appenditem(Item *item, Item **list, Item **last) {
 
 void
 calcoffsets(void) {
 
 void
 calcoffsets(void) {
-       unsigned int i, n;
+       int i, n;
 
        if(lines > 0)
                n = lines * bh;
 
        if(lines > 0)
                n = lines * bh;
@@ -151,6 +147,16 @@ calcoffsets(void) {
                        break;
 }
 
                        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;
 void
 drawmenu(void) {
        int curpos;
@@ -196,22 +202,13 @@ drawmenu(void) {
        mapdc(dc, win, mw, mh);
 }
 
        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++) {
 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);
        }
                        return;
                usleep(1000);
        }
@@ -219,102 +216,89 @@ grabkeyboard(void) {
 }
 
 void
 }
 
 void
-insert(const char *s, ssize_t n) {
+insert(const char *str, ssize_t n) {
        if(strlen(text) + n > sizeof text - 1)
                return;
        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)
        if(n > 0)
-               memcpy(text + cursor, s, n);
+               memcpy(&text[cursor], str, n);
        cursor += n;
        cursor += n;
-       match();
+       match(n > 0 && text[cursor] == '\0');
 }
 
 void
 keypress(XKeyEvent *ev) {
        char buf[32];
 }
 
 void
 keypress(XKeyEvent *ev) {
        char buf[32];
-       size_t len;
        KeySym ksym;
 
        KeySym ksym;
 
-       len = strlen(text);
        XLookupString(ev, buf, sizeof buf, &ksym, NULL);
        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';
                        text[cursor] = '\0';
-                       match();
-                       break;
-               case XK_n:
-                       ksym = XK_Down;
+                       match(False);
                        break;
                        break;
-               case XK_p:
-                       ksym = XK_Up;
-                       break;
-               case XK_u:  /* delete left */
+               case XK_u: /* delete left */
                        insert(NULL, 0 - cursor);
                        break;
                        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;
                        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;
                        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:
        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);
                        return;
                cursor = nextrune(+1);
+               /* fallthrough */
        case XK_BackSpace:
        case XK_BackSpace:
-               if(cursor > 0)
-                       insert(NULL, nextrune(-1) - cursor);
+               if(cursor == 0)
+                       return;
+               insert(NULL, nextrune(-1) - cursor);
                break;
        case XK_End:
                break;
        case XK_End:
-               if(cursor < len) {
-                       cursor = len;
+               if(text[cursor] != '\0') {
+                       cursor = strlen(text);
                        break;
                }
                        break;
                }
-               while(next) {
-                       sel = curr = next;
+               if(next) {
+                       curr = matchend;
+                       calcoffsets();
+                       curr = prev;
                        calcoffsets();
                        calcoffsets();
+                       while(next && (curr = curr->right))
+                               calcoffsets();
                }
                }
-               while(sel && sel->right)
-                       sel = sel->right;
+               sel = matchend;
                break;
        case XK_Escape:
                exit(EXIT_FAILURE);
                break;
        case XK_Escape:
                exit(EXIT_FAILURE);
@@ -331,8 +315,7 @@ keypress(XKeyEvent *ev) {
                        cursor = nextrune(-1);
                        break;
                }
                        cursor = nextrune(-1);
                        break;
                }
-               else if(lines > 0)
-                       return;
+               /* fallthrough */
        case XK_Up:
                if(sel && sel->left && (sel = sel->left)->right == curr) {
                        curr = prev;
        case XK_Up:
                if(sel && sel->left && (sel = sel->left)->right == curr) {
                        curr = prev;
@@ -353,15 +336,14 @@ keypress(XKeyEvent *ev) {
                break;
        case XK_Return:
        case XK_KP_Enter:
                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:
                exit(EXIT_SUCCESS);
        case XK_Right:
-               if(cursor < len) {
+               if(text[cursor] != '\0') {
                        cursor = nextrune(+1);
                        break;
                }
                        cursor = nextrune(+1);
                        break;
                }
-               else if(lines > 0)
-                       return;
+               /* fallthrough */
        case XK_Down:
                if(sel && sel->right && (sel = sel->right) == next) {
                        curr = next;
        case XK_Down:
                if(sel && sel->right && (sel = sel->right) == next) {
                        curr = next;
@@ -373,58 +355,58 @@ keypress(XKeyEvent *ev) {
                        return;
                strncpy(text, sel->text, sizeof text);
                cursor = strlen(text);
                        return;
                strncpy(text, sel->text, sizeof text);
                cursor = strlen(text);
-               match();
+               match(True);
                break;
        }
        drawmenu();
 }
 
 void
                break;
        }
        drawmenu();
 }
 
 void
-match(void) {
-       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)
+match(Bool sub) {
+       size_t len = strlen(text);
+       Item *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
+       Item *item, *lnext;
+
+       lexact = lprefix = lsubstr = exactend = prefixend = substrend = NULL;
+       for(item = sub ? matches : items; item && item->text; item = lnext) {
+               lnext = sub ? item->right : item + 1;
                if(!fstrncmp(text, item->text, len + 1))
                        appenditem(item, &lexact, &exactend);
                else if(!fstrncmp(text, item->text, len))
                        appenditem(item, &lprefix, &prefixend);
                else if(fstrstr(item->text, text))
                        appenditem(item, &lsubstr, &substrend);
                if(!fstrncmp(text, item->text, len + 1))
                        appenditem(item, &lexact, &exactend);
                else if(!fstrncmp(text, item->text, len))
                        appenditem(item, &lprefix, &prefixend);
                else if(fstrstr(item->text, text))
                        appenditem(item, &lsubstr, &substrend);
-
-       if(lexact) {
-               matches = lexact;
-               itemend = exactend;
        }
        }
+       matches = lexact;
+       matchend = exactend;
+
        if(lprefix) {
        if(lprefix) {
-               if(itemend) {
-                       itemend->right = lprefix;
-                       lprefix->left = itemend;
+               if(matchend) {
+                       matchend->right = lprefix;
+                       lprefix->left = matchend;
                }
                else
                        matches = lprefix;
                }
                else
                        matches = lprefix;
-               itemend = prefixend;
+               matchend = prefixend;
        }
        if(lsubstr) {
        }
        if(lsubstr) {
-               if(itemend) {
-                       itemend->right = lsubstr;
-                       lsubstr->left = itemend;
+               if(matchend) {
+                       matchend->right = lsubstr;
+                       lsubstr->left = matchend;
                }
                else
                        matches = lsubstr;
                }
                else
                        matches = lsubstr;
+               matchend = substrend;
        }
        curr = sel = matches;
        calcoffsets();
 }
 
 size_t
        }
        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;
 }
 
        return n;
 }
 
@@ -437,25 +419,30 @@ paste(void) {
 
        XGetWindowProperty(dc->dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
                           utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
 
        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) {
        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((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);
                        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
 }
 
 void
@@ -466,7 +453,7 @@ run(void) {
                switch(ev.type) {
                case Expose:
                        if(ev.xexpose.count == 0)
                switch(ev.type) {
                case Expose:
                        if(ev.xexpose.count == 0)
-                               drawmenu();
+                               mapdc(dc, win, mw, mh);
                        break;
                case KeyPress:
                        keypress(&ev.xkey);
                        break;
                case KeyPress:
                        keypress(&ev.xkey);
@@ -484,21 +471,20 @@ run(void) {
 
 void
 setup(void) {
 
 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
 
 #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);
        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;
 
        /* menu geometry */
        bh = dc->font.height + 2;
@@ -506,18 +492,22 @@ setup(void) {
        mh = (lines + 1) * bh;
 #ifdef XINERAMA
        if((info = XineramaQueryScreens(dc->dpy, &n))) {
        mh = (lines + 1) * bh;
 #ifdef XINERAMA
        if((info = XineramaQueryScreens(dc->dpy, &n))) {
-               int i, m, di;
+               int i, di;
                unsigned int du;
                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
                XFree(info);
        }
        else
@@ -527,18 +517,27 @@ setup(void) {
                y = topbar ? 0 : DisplayHeight(dc->dpy, screen) - mh;
                mw = DisplayWidth(dc->dpy, screen);
        }
                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(False);
+
        /* menu window */
        /* 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),
        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);
        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);
 }
 }