#include <X11/keysym.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
-#ifdef XINERAMA
-#include <X11/extensions/Xinerama.h>
-#endif
-#include <draw.h>
-
-/* macros */
-#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))
-#define MAX(a, b) ((a) > (b) ? (a) : (b))
-#define IS_UTF8_1ST_CHAR(c) ((((c) & 0xc0) == 0xc0) || !((c) & 0x80))
+#include "dmenu.h"
typedef struct Item Item;
struct Item {
static char *cistrstr(const char *s, const char *sub);
static void cleanup(void);
static void dinput(void);
-static void drawmenu(void);
static void drawmenuh(void);
static void drawmenuv(void);
-static Bool grabkeyboard(void);
-static void kpress(XKeyEvent *e);
-static void match(char *pattern);
+static void match(void);
static void readstdin(void);
-static void run(void);
-static void setup(void);
-
-#include "config.h"
/* variables */
static char **argp = NULL;
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 cmdw = 0;
static unsigned int lines = 0;
-static unsigned int numlockmask = 0;
-static unsigned int mw, mh;
-static unsigned long normcol[ColLast];
-static unsigned long selcol[ColLast];
-static Bool running = True;
-static Bool topbar = True;
-static DC dc;
-static Display *dpy;
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 win, root;
static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
static char *(*fstrstr)(const char *, const char *) = strstr;
static void (*calcoffsets)(void) = calcoffsetsh;
void
calcoffsetsh(void) {
- unsigned int w;
+ unsigned int w, x;
- w = promptw + cmdw + (2 * spaceitem);
- for(next = curr; next; next = next->right)
- if((w += MIN(textw(&dc, next->text), mw / 3)) > mw)
+ w = promptw + cmdw + textw(&dc, "<") + textw(&dc, ">");
+ for(x = w, next = curr; next; next = next->right)
+ if((x += MIN(textw(&dc, next->text), mw / 3)) > mw)
break;
- w = promptw + cmdw + (2 * spaceitem);
- for(prev = curr; prev && prev->left; prev = prev->left)
- if((w += MIN(textw(&dc, prev->left->text), mw / 3)) > mw)
+ for(x = w, prev = curr; prev && prev->left; prev = prev->left)
+ if((x += MIN(textw(&dc, prev->left->text), mw / 3)) > mw)
break;
}
cleanupdraw(&dc);
XDestroyWindow(dpy, win);
XUngrabKeyboard(dpy, CurrentTime);
+ XCloseDisplay(dpy);
}
void
}
void
-drawmenu(void) {
+drawbar(void) {
dc.x = 0;
dc.y = 0;
dc.w = mw;
dc.h = mh;
- drawtext(&dc, NULL, normcol, False);
+ drawtext(&dc, NULL, normcol);
dc.h = dc.font.height + 2;
dc.y = topbar ? 0 : mh - dc.h;
/* print prompt? */
if(prompt) {
dc.w = promptw;
- drawtext(&dc, prompt, selcol, False);
+ drawtext(&dc, prompt, selcol);
dc.x += dc.w;
}
dc.w = mw - dc.x;
/* print command */
if(cmdw && item && lines == 0)
dc.w = cmdw;
- drawtext(&dc, *text ? text : NULL, normcol, False);
+ drawtext(&dc, text, normcol);
if(lines > 0)
drawmenuv();
else if(curr)
drawmenuh();
- XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0);
- XFlush(dpy);
+ commitdraw(&dc, win);
}
void
Item *i;
dc.x += cmdw;
- dc.w = spaceitem;
- drawtext(&dc, curr->left ? "<" : NULL, normcol, False);
+ dc.w = textw(&dc, "<");
+ drawtext(&dc, curr->left ? "<" : NULL, normcol);
dc.x += dc.w;
for(i = curr; i != next; i = i->right) {
dc.w = MIN(textw(&dc, i->text), mw / 3);
- drawtext(&dc, i->text, (sel == i) ? selcol : normcol, False);
+ drawtext(&dc, i->text, (sel == i) ? selcol : normcol);
dc.x += dc.w;
}
- dc.w = spaceitem;
+ dc.w = textw(&dc, ">");
dc.x = mw - dc.w;
- drawtext(&dc, next ? ">" : NULL, normcol, False);
+ drawtext(&dc, next ? ">" : NULL, normcol);
}
void
dc.y = topbar ? dc.h : 0;
dc.w = mw - dc.x;
for(i = curr; i != next; i = i->right) {
- drawtext(&dc, i->text, (sel == i) ? selcol : normcol, False);
+ drawtext(&dc, i->text, (sel == i) ? selcol : normcol);
dc.y += dc.h;
}
if(!XGetWindowAttributes(dpy, win, &wa))
XMoveResizeWindow(dpy, win, wa.x, wa.y + (topbar ? 0 : wa.height - mh), mw, mh);
}
-Bool
-grabkeyboard(void) {
- unsigned int len;
-
- for(len = 1000; len; len--) {
- if(XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime)
- == GrabSuccess)
- break;
- usleep(1000);
- }
- return len > 0;
-}
-
void
kpress(XKeyEvent *e) {
char buf[sizeof text];
break;
case XK_u:
text[0] = '\0';
- match(text);
+ match();
break;
case XK_w:
if(len == 0)
while(i-- > 0 && text[i] == ' ');
while(i-- > 0 && text[i] != ' ');
text[++i] = '\0';
- match(text);
+ match();
break;
}
}
if(num && !iscntrl((int) buf[0])) {
memcpy(text + len, buf, num + 1);
len += num;
- match(text);
+ match();
}
break;
case XK_BackSpace:
for(i = 1; len - i > 0 && !IS_UTF8_1ST_CHAR(text[len - i]); i++);
len -= i;
text[len] = '\0';
- match(text);
+ match();
break;
case XK_End:
while(next) {
sel = sel->right;
break;
case XK_Escape:
- ret = 1;
- running = False;
- return;
+ exit(EXIT_FAILURE);
case XK_Home:
sel = curr = item;
calcoffsets();
dinput();
fprintf(stdout, "%s", sel ? sel->text : text);
fflush(stdout);
- running = False;
- return;
+ exit(EXIT_SUCCESS);
case XK_Right:
case XK_Down:
if(!sel || !sel->right)
dinput();
break;
}
- drawmenu();
+ drawbar();
}
void
-match(char *pattern) {
- unsigned int plen;
+match(void) {
+ unsigned int len;
Item *i, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
- if(!pattern)
- return;
- plen = strlen(pattern);
+ len = strlen(text);
item = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL;
for(i = allitems; i; i = i->next)
- if(!fstrncmp(pattern, i->text, plen + 1))
+ if(!fstrncmp(text, i->text, len + 1))
appenditem(i, &lexact, &exactend);
- else if(!fstrncmp(pattern, i->text, plen))
+ else if(!fstrncmp(text, i->text, len))
appenditem(i, &lprefix, &prefixend);
- else if(fstrstr(i->text, pattern))
+ else if(fstrstr(i->text, text))
appenditem(i, &lsubstr, &substrend);
if(lexact) {
item = lexact;
}
}
-void
-run(void) {
- XEvent ev;
-
- /* main event loop */
- while(running && !XNextEvent(dpy, &ev))
- switch(ev.type) {
- case KeyPress:
- kpress(&ev.xkey);
- break;
- case Expose:
- if(ev.xexpose.count == 0)
- drawmenu();
- break;
- case VisibilityNotify:
- if (ev.xvisibility.state != VisibilityUnobscured)
- XRaiseWindow(dpy, win);
- break;
- }
-}
-
-void
-setup(void) {
- int i, j, x, y;
-#if XINERAMA
- int n;
- XineramaScreenInfo *info = NULL;
-#endif
- XModifierKeymap *modmap;
- XSetWindowAttributes wa;
-
- /* init modifier map */
- modmap = XGetModifierMapping(dpy);
- for(i = 0; i < 8; i++)
- for(j = 0; j < modmap->max_keypermod; j++) {
- if(modmap->modifiermap[i * modmap->max_keypermod + j]
- == XKeysymToKeycode(dpy, XK_Num_Lock))
- numlockmask = (1 << i);
- }
- XFreeModifiermap(modmap);
-
- dc.dpy = dpy;
- normcol[ColBG] = getcolor(&dc, normbgcolor);
- normcol[ColFG] = getcolor(&dc, normfgcolor);
- selcol[ColBG] = getcolor(&dc, selbgcolor);
- selcol[ColFG] = getcolor(&dc, selfgcolor);
- initfont(&dc, font);
-
- /* menu window */
- wa.override_redirect = True;
- wa.background_pixmap = ParentRelative;
- wa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
-
- /* menu window geometry */
- mh = (dc.font.height + 2) * (lines + 1);
-#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 : mh - DisplayHeight(dpy, screen);
- mw = DisplayWidth(dpy, screen);
- }
-
- win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
- DefaultDepth(dpy, screen), CopyFromParent,
- DefaultVisual(dpy, screen),
- CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
-
- setupdraw(&dc, win);
- if(maxname)
- cmdw = MIN(textw(&dc, maxname), mw / 3);
- if(prompt)
- promptw = MIN(textw(&dc, prompt), mw / 5);
- text[0] = '\0';
- match(text);
- XMapRaised(dpy, win);
-}
-
int
main(int argc, char *argv[]) {
unsigned int i;
}
else {
fputs("usage: dmenu [-i] [-b] [-l <lines>] [-fn <font>] [-nb <color>]\n"
-
" [-nf <color>] [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n", stderr);
+ " [-nf <color>] [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n", stderr);
exit(EXIT_FAILURE);
}
if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
fprintf(stderr, "dmenu: warning: no locale support\n");
if(!(dpy = XOpenDisplay(NULL)))
eprint("cannot open display\n");
+ if(atexit(&cleanup) != 0)
+ eprint("cannot register cleanup\n");
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
if(!(argp = malloc(sizeof *argp * (argc+2))))
memcpy(argp + 2, argv + 1, sizeof *argp * argc);
readstdin();
- running = grabkeyboard();
-
- setup();
- drawmenu();
- XSync(dpy, False);
+ grabkeyboard();
+ setup(lines);
+ if(maxname)
+ cmdw = MIN(textw(&dc, maxname), mw / 3);
+ match();
run();
- cleanup();
- XCloseDisplay(dpy);
- return ret;
+ return 0;
}