#include <ctype.h>
#include <locale.h>
#include <stdarg.h>
-#include <stdlib.h>
#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
+#include <strings.h>
#include <unistd.h>
+#include <X11/keysym.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
-#include <X11/keysym.h>
+#ifdef XINERAMA
+#include <X11/extensions/Xinerama.h>
+#endif
/* macros */
-#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
+#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask))
+#define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH))
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
/* enums */
enum { ColFG, ColBG, ColLast };
typedef struct Item Item;
struct Item {
+ char *text;
Item *next; /* traverses all items */
Item *left, *right; /* traverses items matching current search pattern */
- char *text;
};
/* forward declarations */
-void calcoffsets(void);
-void cleanup(void);
-void drawmenu(void);
-void drawtext(const char *text, unsigned long col[ColLast]);
-void *emalloc(unsigned int size);
-void eprint(const char *errstr, ...);
-char *estrdup(const char *str);
-unsigned long getcolor(const char *colstr);
-Bool grabkeyboard(void);
-void initfont(const char *fontstr);
-void kpress(XKeyEvent * e);
-void match(char *pattern);
-void readstdin(void);
-void run(void);
-void setup(Bool bottom);
-int strido(const char *text, const char *pattern);
-unsigned int textnw(const char *text, unsigned int len);
-unsigned int textw(const char *text);
+static void appenditem(Item *i, Item **list, Item **last);
+static void calcoffsets(void);
+static char *cistrstr(const char *s, const char *sub);
+static void cleanup(void);
+static void drawmenu(void);
+static void drawtext(const char *text, unsigned long col[ColLast]);
+static void eprint(const char *errstr, ...);
+static unsigned long getcolor(const char *colstr);
+static Bool grabkeyboard(void);
+static void initfont(const char *fontstr);
+static void kpress(XKeyEvent * e);
+static void match(char *pattern);
+static void readstdin(void);
+static void run(void);
+static void setup(Bool topbar);
+static int textnw(const char *text, unsigned int len);
+static int textw(const char *text);
#include "config.h"
/* variables */
-char *font = FONT;
-char *maxname = NULL;
-char *normbg = NORMBGCOLOR;
-char *normfg = NORMFGCOLOR;
-char *prompt = NULL;
-char *selbg = SELBGCOLOR;
-char *selfg = SELFGCOLOR;
-char text[4096];
-int screen;
-int ret = 0;
-unsigned int cmdw = 0;
-unsigned int mw, mh;
-unsigned int promptw = 0;
-unsigned int nitem = 0;
-unsigned int numlockmask = 0;
-Bool running = True;
-Display *dpy;
-DC dc = {0};
-Item *allitems = NULL; /* first of all items */
-Item *item = NULL; /* first of pattern matching items */
-Item *sel = NULL;
-Item *next = NULL;
-Item *prev = NULL;
-Item *curr = NULL;
-Window root, win;
+static char *maxname = NULL;
+static char *prompt = NULL;
+static char text[4096];
+static int cmdw = 0;
+static int promptw = 0;
+static int ret = 0;
+static int screen;
+static unsigned int mw, mh;
+static unsigned int numlockmask = 0;
+static Bool running = True;
+static Display *dpy;
+static DC dc;
+static Item *allitems = NULL; /* first of all items */
+static Item *item = NULL; /* first of pattern matching items */
+static Item *sel = NULL;
+static Item *next = NULL;
+static Item *prev = NULL;
+static Item *curr = NULL;
+static Window root, win;
+static int (*fstrncmp)(const char *, const char *, size_t n) = strncmp;
+static char *(*fstrstr)(const char *, const char *) = strstr;
+
+void
+appenditem(Item *i, Item **list, Item **last) {
+ if(!(*last))
+ *list = i;
+ else
+ (*last)->right = i;
+ i->left = *last;
+ i->right = NULL;
+ *last = i;
+}
void
calcoffsets(void) {
- unsigned int tw, w;
+ int tw;
+ unsigned int w;
if(!curr)
return;
- w = promptw + cmdw + 2 * SPACE;
+ w = promptw + cmdw + 2 * spaceitem;
for(next = curr; next; next=next->right) {
tw = textw(next->text);
if(tw > mw / 3)
if(w > mw)
break;
}
- w = promptw + cmdw + 2 * SPACE;
+ w = promptw + cmdw + 2 * spaceitem;
for(prev = curr; prev && prev->left; prev=prev->left) {
tw = textw(prev->left->text);
if(tw > mw / 3)
}
}
+char *
+cistrstr(const char *s, const char *sub) {
+ int c, csub;
+ unsigned int len;
+
+ if(!sub)
+ return (char *)s;
+ if((c = *sub++) != 0) {
+ c = tolower(c);
+ len = strlen(sub);
+ do {
+ do {
+ if((csub = *s++) == 0)
+ return NULL;
+ }
+ while(tolower(csub) != c);
+ }
+ while(strncasecmp(s, sub, len) != 0);
+ s--;
+ }
+ return (char *)s;
+}
+
void
cleanup(void) {
Item *itm;
drawtext(text[0] ? text : NULL, dc.norm);
dc.x += cmdw;
if(curr) {
- dc.w = SPACE;
+ dc.w = spaceitem;
drawtext((curr && curr->left) ? "<" : NULL, dc.norm);
dc.x += dc.w;
/* determine maximum items */
drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
dc.x += dc.w;
}
- dc.x = mw - SPACE;
- dc.w = SPACE;
+ dc.x = mw - spaceitem;
+ dc.w = spaceitem;
drawtext(next ? ">" : NULL, dc.norm);
}
XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0);
void
drawtext(const char *text, unsigned long col[ColLast]) {
- int x, y, w, h;
- static char buf[256];
- unsigned int len, olen;
+ char buf[256];
+ int i, x, y, h, len, olen;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
XSetForeground(dpy, dc.gc, col[ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
if(!text)
return;
- w = 0;
- olen = len = strlen(text);
- if(len >= sizeof buf)
- len = sizeof buf - 1;
- memcpy(buf, text, len);
- buf[len] = 0;
+ olen = strlen(text);
h = dc.font.ascent + dc.font.descent;
y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
x = dc.x + (h / 2);
/* shorten text if necessary */
- while(len && (w = textnw(buf, len)) > dc.w - h)
- buf[--len] = 0;
- if(len < olen) {
- if(len > 1)
- buf[len - 1] = '.';
- if(len > 2)
- buf[len - 2] = '.';
- if(len > 3)
- buf[len - 3] = '.';
- }
- if(w > dc.w)
- return; /* too long */
+ for(len = MIN(olen, sizeof buf); len && textnw(text, len) > dc.w - h; len--);
+ if(!len)
+ return;
+ memcpy(buf, text, len);
+ if(len < olen)
+ for(i = len; i && i > len - 3; buf[--i] = '.');
XSetForeground(dpy, dc.gc, col[ColFG]);
if(dc.font.set)
XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
}
-void *
-emalloc(unsigned int size) {
- void *res = malloc(size);
-
- if(!res)
- eprint("fatal: could not malloc() %u bytes\n", size);
- return res;
-}
-
void
eprint(const char *errstr, ...) {
va_list ap;
exit(EXIT_FAILURE);
}
-char *
-estrdup(const char *str) {
- void *res = strdup(str);
-
- if(!res)
- eprint("fatal: could not malloc() %u bytes\n", strlen(str));
- return res;
-}
-
unsigned long
getcolor(const char *colstr) {
Colormap cmap = DefaultColormap(dpy, screen);
for(len = 1000; len; len--) {
if(XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime)
- == GrabSuccess)
+ == GrabSuccess)
break;
usleep(1000);
}
if(!fontstr || fontstr[0] == '\0')
eprint("error, cannot load font: '%s'\n", fontstr);
missing = NULL;
- if(dc.font.set)
- XFreeFontSet(dpy, dc.font.set);
dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
}
}
else {
- if(dc.font.xfont)
- XFreeFont(dpy, dc.font.xfont);
- dc.font.xfont = NULL;
- if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))) {
- if(!(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
- eprint("error, cannot load font: '%s'\n", fontstr);
- }
+ if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
+ && !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
+ eprint("error, cannot load font: '%s'\n", fontstr);
dc.font.ascent = dc.font.xfont->ascent;
dc.font.descent = dc.font.xfont->descent;
}
len = strlen(text);
buf[0] = 0;
- num = XLookupString(e, buf, sizeof buf, &ksym, 0);
- if(IsKeypadKey(ksym)) {
- if(ksym == XK_KP_Enter) {
+ num = XLookupString(e, buf, sizeof buf, &ksym, NULL);
+ if(IsKeypadKey(ksym)) {
+ if(ksym == XK_KP_Enter)
ksym = XK_Return;
- } else if(ksym >= XK_KP_0 && ksym <= XK_KP_9) {
+ else if(ksym >= XK_KP_0 && ksym <= XK_KP_9)
ksym = (ksym - XK_KP_0) + XK_0;
- }
}
if(IsFunctionKey(ksym) || IsKeypadKey(ksym)
- || IsMiscFunctionKey(ksym) || IsPFKey(ksym)
- || IsPrivateKeypadKey(ksym))
+ || IsMiscFunctionKey(ksym) || IsPFKey(ksym)
+ || IsPrivateKeypadKey(ksym))
return;
/* first check if a control mask is omitted */
if(e->state & ControlMask) {
default:
if(num && !iscntrl((int) buf[0])) {
buf[num] = 0;
- if(len > 0)
- strncat(text, buf, sizeof text);
- else
- strncpy(text, buf, sizeof text);
+ strncpy(text + len, buf, sizeof text - len);
match(text);
}
break;
calcoffsets();
break;
case XK_Return:
- if((e->state & ShiftMask) && text)
+ if((e->state & ShiftMask) && *text)
fprintf(stdout, "%s", text);
else if(sel)
fprintf(stdout, "%s", sel->text);
- else if(text)
+ else if(*text)
fprintf(stdout, "%s", text);
fflush(stdout);
running = False;
void
match(char *pattern) {
unsigned int plen;
- Item *i, *j;
+ Item *i, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
if(!pattern)
return;
plen = strlen(pattern);
- item = j = NULL;
- nitem = 0;
- for(i = allitems; i; i=i->next)
- if(!plen || !strncmp(pattern, i->text, plen)) {
- if(!j)
- item = i;
- else
- j->right = i;
- i->left = j;
- i->right = NULL;
- j = i;
- nitem++;
+ item = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL;
+ for(i = allitems; i; i = i->next)
+ if(!fstrncmp(pattern, i->text, plen + 1))
+ appenditem(i, &lexact, &exactend);
+ else if(!fstrncmp(pattern, i->text, plen))
+ appenditem(i, &lprefix, &prefixend);
+ else if(fstrstr(i->text, pattern))
+ appenditem(i, &lsubstr, &substrend);
+ if(lexact) {
+ item = lexact;
+ itemend = exactend;
+ }
+ if(lprefix) {
+ if(itemend) {
+ itemend->right = lprefix;
+ lprefix->left = itemend;
}
- for(i = allitems; i; i=i->next)
- if(plen && strncmp(pattern, i->text, plen)
- && strstr(i->text, pattern)) {
- if(!j)
- item = i;
- else
- j->right = i;
- i->left = j;
- i->right = NULL;
- j = i;
- nitem++;
- }
- for(i = allitems; i; i=i->next)
- if(plen && strncmp(pattern, i->text, plen)
- && !strstr(i->text, pattern)
- && strido(i->text,pattern)) {
- if(!j)
- item = i;
- else
- j->right = i;
- i->left = j;
- i->right = NULL;
- j = i;
- nitem++;
+ else
+ item = lprefix;
+ itemend = prefixend;
+ }
+ if(lsubstr) {
+ if(itemend) {
+ itemend->right = lsubstr;
+ lsubstr->left = itemend;
}
+ else
+ item = lsubstr;
+ }
curr = prev = next = sel = item;
calcoffsets();
}
len = strlen(buf);
if (buf[len - 1] == '\n')
buf[len - 1] = 0;
- p = estrdup(buf);
+ if(!(p = strdup(buf)))
+ eprint("fatal: could not strdup() %u bytes\n", strlen(buf));
if(max < len) {
maxname = p;
max = len;
}
- new = emalloc(sizeof(Item));
+ if(!(new = (Item *)malloc(sizeof(Item))))
+ eprint("fatal: could not malloc() %u bytes\n", sizeof(Item));
new->next = new->left = new->right = NULL;
new->text = p;
if(!i)
}
void
-setup(Bool bottom) {
- unsigned int i, j;
+setup(Bool topbar) {
+ int i, j, x, y;
+#if XINERAMA
+ int n;
+ XineramaScreenInfo *info = NULL;
+#endif
XModifierKeymap *modmap;
XSetWindowAttributes wa;
XFreeModifiermap(modmap);
/* style */
- dc.norm[ColBG] = getcolor(normbg);
- dc.norm[ColFG] = getcolor(normfg);
- dc.sel[ColBG] = getcolor(selbg);
- dc.sel[ColFG] = getcolor(selfg);
+ dc.norm[ColBG] = getcolor(normbgcolor);
+ dc.norm[ColFG] = getcolor(normfgcolor);
+ dc.sel[ColBG] = getcolor(selbgcolor);
+ dc.sel[ColFG] = getcolor(selfgcolor);
initfont(font);
/* menu window */
- wa.override_redirect = 1;
+ wa.override_redirect = True;
wa.background_pixmap = ParentRelative;
wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask;
- mw = DisplayWidth(dpy, screen);
+
+ /* menu window geometry */
mh = dc.font.height + 2;
- win = XCreateWindow(dpy, root, 0,
- bottom ? DisplayHeight(dpy, screen) - mh : 0, mw, mh, 0,
+#if XINERAMA
+ if(XineramaIsActive(dpy) && (info = XineramaQueryScreens(dpy, &n))) {
+ i = 0;
+ if(n > 1) {
+ int di;
+ unsigned int dui;
+ Window dummy;
+ if(XQueryPointer(dpy, root, &dummy, &dummy, &x, &y, &di, &di, &dui))
+ for(i = 0; i < n; 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 = topbar ? info[i].y_org : info[i].y_org + info[i].height - mh;
+ mw = info[i].width;
+ XFree(info);
+ }
+ else
+#endif
+ {
+ x = 0;
+ y = topbar ? 0 : DisplayHeight(dpy, screen) - mh;
+ mw = DisplayWidth(dpy, screen);
+ }
+
+ win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
DefaultDepth(dpy, screen), CopyFromParent,
DefaultVisual(dpy, screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
/* pixmap */
dc.drawable = XCreatePixmap(dpy, root, mw, mh, DefaultDepth(dpy, screen));
- dc.gc = XCreateGC(dpy, root, 0, 0);
+ dc.gc = XCreateGC(dpy, root, 0, NULL);
XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
if(!dc.font.set)
XSetFont(dpy, dc.gc, dc.font.xfont->fid);
}
int
-strido(const char *text, const char *pattern) {
- for(; *text && *pattern; text++)
- if (*text == *pattern)
- pattern++;
- return !*pattern;
-}
-
-unsigned int
textnw(const char *text, unsigned int len) {
XRectangle r;
return XTextWidth(dc.font.xfont, text, len);
}
-unsigned int
+int
textw(const char *text) {
return textnw(text, strlen(text)) + dc.font.height;
}
int
main(int argc, char *argv[]) {
- Bool bottom = False;
unsigned int i;
+ Bool topbar = True;
/* command line args */
for(i = 1; i < argc; i++)
- if(!strcmp(argv[i], "-b")) {
- bottom = True;
+ if(!strcmp(argv[i], "-i")) {
+ fstrncmp = strncasecmp;
+ fstrstr = cistrstr;
}
+ else if(!strcmp(argv[i], "-b"))
+ topbar = False;
else if(!strcmp(argv[i], "-fn")) {
if(++i < argc) font = argv[i];
}
else if(!strcmp(argv[i], "-nb")) {
- if(++i < argc) normbg = argv[i];
+ if(++i < argc) normbgcolor = argv[i];
}
else if(!strcmp(argv[i], "-nf")) {
- if(++i < argc) normfg = argv[i];
+ if(++i < argc) normfgcolor = argv[i];
}
else if(!strcmp(argv[i], "-p")) {
if(++i < argc) prompt = argv[i];
}
else if(!strcmp(argv[i], "-sb")) {
- if(++i < argc) selbg = argv[i];
+ if(++i < argc) selbgcolor = argv[i];
}
else if(!strcmp(argv[i], "-sf")) {
- if(++i < argc) selfg = argv[i];
+ if(++i < argc) selfgcolor = argv[i];
}
else if(!strcmp(argv[i], "-v"))
- eprint("dmenu-"VERSION", © 2006-2007 Anselm R. Garbe, Sander van Dijk\n");
+ eprint("dmenu-"VERSION", © 2006-2008 dmenu engineers, see LICENSE for details\n");
else
- eprint("usage: dmenu [-b] [-fn <font>] [-nb <color>] [-nf <color>]\n"
- " [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
- setlocale(LC_CTYPE, "");
- dpy = XOpenDisplay(0);
- if(!dpy)
+ eprint("usage: dmenu [-i] [-b] [-fn <font>] [-nb <color>] [-nf <color>]\n"
+
" [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n");
+ if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
+ fprintf(stderr, "warning: no locale support\n");
+ if(!(dpy = XOpenDisplay(NULL)))
eprint("dmenu: cannot open display\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
readstdin();
}
- setup(bottom);
+ setup(topbar);
drawmenu();
XSync(dpy, False);
run();