#include <stdio.h>
#include <string.h>
#include <unistd.h>
+#include <sys/select.h>
+#include <sys/time.h>
#include <X11/cursorfont.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
/* static */
-static char *title, text[4096];
+static char text[4096];
static int mx, my, mw, mh;
static int ret = 0;
static int nitem = 0;
static unsigned int cmdw = 0;
-static unsigned int tw = 0;
-static unsigned int cw = 0;
-static Bool done = False;
+static Bool running = True;
static Item *allitems = NULL; /* first of all items */
static Item *item = NULL; /* first of pattern matching items */
static Item *sel = NULL;
static Window win;
static void
-calcoffsets()
-{
+calcoffsets(void) {
unsigned int tw, w;
if(!curr)
}
static void
-drawmenu()
-{
+drawmenu(void) {
Item *i;
dc.x = 0;
dc.y = 0;
dc.w = mw;
dc.h = mh;
- drawtext(NULL, False, False);
+ drawtext(NULL, dc.norm);
/* print command */
- if(!title || text[0]) {
- cmdw = cw;
- if(cmdw && item)
- dc.w = cmdw;
- drawtext(text, False, False);
- }
- else {
- cmdw = tw;
+ if(cmdw && item)
dc.w = cmdw;
- drawtext(title, False, False);
- }
- dc.x += dc.w;
+ drawtext(text[0] ? text : NULL, dc.norm);
+ dc.x += cmdw;
if(curr) {
dc.w = SPACE;
- drawtext((curr && curr->left) ? "<" : NULL, False, False);
+ drawtext((curr && curr->left) ? "<" : NULL, dc.norm);
dc.x += dc.w;
/* determine maximum items */
for(i = curr; i != next; i=i->right) {
- dc.border = False;
dc.w = textw(i->text);
if(dc.w > mw / 3)
dc.w = mw / 3;
- drawtext(i->text, sel == i, sel == i);
+ drawtext(i->text, (sel == i) ? dc.sel : dc.norm);
dc.x += dc.w;
}
dc.x = mw - SPACE;
dc.w = SPACE;
- drawtext(next ? ">" : NULL, False, False);
+ drawtext(next ? ">" : NULL, dc.norm);
}
XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0);
XFlush(dpy);
}
static void
-input(char *pattern)
-{
+match(char *pattern) {
unsigned int plen;
Item *i, *j;
if(!pattern)
return;
- if(!title || *pattern)
- cmdw = cw;
- else
- cmdw = tw;
-
plen = strlen(pattern);
item = j = NULL;
nitem = 0;
}
static void
-kpress(XKeyEvent * e)
-{
+kpress(XKeyEvent * e) {
char buf[32];
int num, prev_nitem;
unsigned int i, len;
return;
break;
case XK_h:
+ case XK_H:
ksym = XK_BackSpace;
break;
- case XK_U:
case XK_u:
+ case XK_U:
text[0] = 0;
- input(text);
+ match(text);
drawmenu();
return;
break;
- case XK_bracketleft:
- ksym = XK_Escape;
- break;
}
}
switch(ksym) {
if(!sel)
return;
strncpy(text, sel->text, sizeof(text));
- input(text);
+ match(text);
break;
case XK_Right:
if(!(sel && sel->right))
}
break;
case XK_Return:
- if(e->state & ShiftMask) {
- if(text)
- fprintf(stdout, "%s", text);
- }
+ if((e->state & ShiftMask) && text)
+ fprintf(stdout, "%s", text);
else if(sel)
fprintf(stdout, "%s", sel->text);
else if(text)
fprintf(stdout, "%s", text);
fflush(stdout);
- done = True;
+ running = False;
break;
case XK_Escape:
ret = 1;
- done = True;
+ running = False;
break;
case XK_BackSpace:
if((i = len)) {
prev_nitem = nitem;
do {
text[--i] = 0;
- input(text);
+ match(text);
} while(i && nitem && prev_nitem == nitem);
- input(text);
+ match(text);
}
break;
default:
strncat(text, buf, sizeof(text));
else
strncpy(text, buf, sizeof(text));
- input(text);
+ match(text);
}
}
drawmenu();
}
static char *
-readinput()
-{
+readstdin(void) {
static char *maxname = NULL;
char *p, buf[1024];
unsigned int len = 0, max = 0;
DC dc = {0};
int
-main(int argc, char *argv[])
-{
+main(int argc, char *argv[]) {
+ char *font = FONT;
char *maxname;
+ char *normbg = NORMBGCOLOR;
+ char *normfg = NORMFGCOLOR;
+ char *selbg = SELBGCOLOR;
+ char *selfg = SELFGCOLOR;
+ fd_set rd;
int i;
+ struct timeval timeout;
+ Item *itm;
XEvent ev;
XSetWindowAttributes wa;
+ timeout.tv_usec = 0;
+ timeout.tv_sec = 3;
/* command line args */
- for(i = 1; i < argc; i++) {
- if (argv[i][0] == '-')
- switch (argv[i][1]) {
- case 'v':
- fputs("dmenu-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
- exit(EXIT_SUCCESS);
- break;
- case 't':
- if(++i < argc) {
- title = argv[i];
- break;
- }
- default:
- eprint("usage: dmenu [-v] [-t <title>]\n");
- break;
- }
+ for(i = 1; i < argc; i++)
+ if(!strncmp(argv[i], "-font", 6))
+ font = argv[++i];
+ else if(!strncmp(argv[i], "-normbg", 8))
+ normbg = argv[++i];
+ else if(!strncmp(argv[i], "-normfg", 8))
+ normfg = argv[++i];
+ else if(!strncmp(argv[i], "-selbg", 7))
+ selbg = argv[++i];
+ else if(!strncmp(argv[i], "-selfg", 7))
+ selfg = argv[++i];
+ else if(!strncmp(argv[i], "-t", 3))
+ timeout.tv_sec = atoi(argv[++i]);
+ else if(!strncmp(argv[i], "-v", 3)) {
+ fputs("dmenu-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
+ exit(EXIT_SUCCESS);
+ }
else
- eprint("usage: dmenu [-v] [-t <title>]\n");
- }
+ eprint("usage: dmenu [-font <name>] [-{norm,sel}{bg,fg} <color>] [-t <seconds>] [-v]\n", stdout);
dpy = XOpenDisplay(0);
if(!dpy)
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
- maxname = readinput();
-
- /* grab as early as possible, but after reading all items!!! */
+ /* Note, the select() construction allows to grab all keypresses as
+ * early as possible, to not loose them. But if there is no standard
+ * input supplied, we will make sure to exit after MAX_WAIT_STDIN
+ * seconds. This is convenience behavior for rapid typers.
+ */
while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
GrabModeAsync, CurrentTime) != GrabSuccess)
usleep(1000);
+ FD_ZERO(&rd);
+ FD_SET(STDIN_FILENO, &rd);
+ if(select(ConnectionNumber(dpy) + 1, &rd, NULL, NULL, &timeout) < 1)
+ goto UninitializedEnd;
+ maxname = readstdin();
+
/* style */
- dc.bg = getcolor(BGCOLOR);
- dc.fg = getcolor(FGCOLOR);
- dc.border = getcolor(BORDERCOLOR);
- setfont(FONT);
+ dc.norm[ColBG] = getcolor(normbg, NORMBGCOLOR);
+ dc.norm[ColFG] = getcolor(normfg, NORMFGCOLOR);
+ dc.sel[ColBG] = getcolor(selbg, SELBGCOLOR);
+ dc.sel[ColFG] = getcolor(selfg, SELFGCOLOR);
+ setfont(font);
wa.override_redirect = 1;
wa.background_pixmap = ParentRelative;
mx = my = 0;
mw = DisplayWidth(dpy, screen);
- mh = dc.font.height + 4;
+ mh = dc.font.height + 2;
win = XCreateWindow(dpy, root, mx, my, mw, mh, 0,
DefaultDepth(dpy, screen), CopyFromParent,
/* pixmap */
dc.drawable = XCreatePixmap(dpy, root, mw, mh, DefaultDepth(dpy, screen));
dc.gc = XCreateGC(dpy, root, 0, 0);
+ XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
if(maxname)
- cw = textw(maxname);
- if(cw > mw / 3)
- cw = mw / 3;
-
- if(title) {
- tw = textw(title);
- if(tw > mw / 3)
- tw = mw / 3;
- }
-
- cmdw = title ? tw : cw;
+ cmdw = textw(maxname);
+ if(cmdw > mw / 3)
+ cmdw = mw / 3;
text[0] = 0;
- input(text);
+ match(text);
XMapRaised(dpy, win);
drawmenu();
XSync(dpy, False);
/* main event loop */
- while(!done && !XNextEvent(dpy, &ev)) {
+ while(running && !XNextEvent(dpy, &ev)) {
switch (ev.type) {
+ default: /* ignore all crap */
+ break;
case KeyPress:
kpress(&ev.xkey);
break;
if(ev.xexpose.count == 0)
drawmenu();
break;
- default:
- break;
}
}
- XUngrabKeyboard(dpy, CurrentTime);
+ while(allitems) {
+ itm = allitems->next;
+ free(allitems->text);
+ free(allitems);
+ allitems = itm;
+ }
+ if(dc.font.set)
+ XFreeFontSet(dpy, dc.font.set);
+ else
+ XFreeFont(dpy, dc.font.xfont);
XFreePixmap(dpy, dc.drawable);
XFreeGC(dpy, dc.gc);
XDestroyWindow(dpy, win);
+UninitializedEnd:
+ XUngrabKeyboard(dpy, CurrentTime);
XCloseDisplay(dpy);
return ret;