#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/Xatom.h>
#include <X11/Xutil.h>
-#include "dmenu.h"
+#ifdef XINERAMA
+#include <X11/extensions/Xinerama.h>
+#endif
+#include <X11/Xft/Xft.h>
+
+#include "drw.h"
+#include "util.h"
+
+/* macros */
+#define INTERSECT(x,y,w,h,r) (MAX(0, MIN((x)+(w),(r).x_org+(r).width) - MAX((x),(r).x_org)) \
+ * MAX(0, MIN((y)+(h),(r).y_org+(r).height) - MAX((y),(r).y_org)))
+#define LENGTH(X) (sizeof X / sizeof X[0])
+#define TEXTNW(X,N) (drw_font_getexts_width(drw->fonts[0], (X), (N)))
+#define TEXTW(X) (drw_text(drw, 0, 0, 0, 0, (X), 0) + drw->fonts[0]->h)
+
+/* enums */
+enum { SchemeNorm, SchemeSel, SchemeOut, SchemeLast }; /* color schemes */
typedef struct Item Item;
struct Item {
char *text;
- Item *next; /* traverses all items */
- Item *left, *right; /* traverses items matching current search pattern */
+ Item *left, *right;
+ Bool out;
};
-/* forward declarations */
-static void appenditem(Item *i, Item **list, Item **last);
-static void calcoffsetsh(void);
-static void calcoffsetsv(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 cleanup(void);
-static void dinput(void);
-static void drawitem(const char *s, unsigned long col[ColLast]);
-static void drawmenuh(void);
-static void drawmenuv(void);
+static void drawmenu(void);
+static void grabkeyboard(void);
+static void insert(const char *str, ssize_t n);
+static void keypress(XKeyEvent *ev);
static void match(void);
+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, promptw;
+static size_t cursor = 0;
+static Atom clip, utf8;
+static Item *items = NULL;
+static Item *matches, *matchend;
+static Item *prev, *curr, *next, *sel;
+static Window win;
+static XIC xic;
+static int mon = -1;
+
+static ClrScheme scheme[SchemeLast];
+static Display *dpy;
+static int screen;
+static Window root;
+static Drw *drw;
+static int sw, sh; /* X display screen geometry width, height */
+
+#include "config.h"
-/* variables */
-static char **argp = NULL;
-static char *maxname = NULL;
-static unsigned int cmdw = 0;
-static unsigned int lines = 0;
-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 int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
static char *(*fstrstr)(const char *, const char *) = strstr;
-static void (*calcoffsets)(void) = calcoffsetsh;
+
+int
+main(int argc, char *argv[]) {
+ Bool fast = False;
+ int i;
+
+ for(i = 1; i < argc; i++)
+ /* these options take no arguments */
+ if(!strcmp(argv[i], "-v")) { /* prints version information */
+ puts("dmenu-"VERSION", © 2006-2015 dmenu engineers, see LICENSE for details");
+ exit(0);
+ }
+ else if(!strcmp(argv[i], "-b")) /* appears at the bottom of the screen */
+ topbar = False;
+ else if(!strcmp(argv[i], "-f")) /* grabs keyboard before reading stdin */
+ fast = True;
+ else if(!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
+ fstrncmp = strncasecmp;
+ fstrstr = cistrstr;
+ }
+ else if(i+1 == argc)
+ usage();
+ /* these options take one argument */
+ else if(!strcmp(argv[i], "-l")) /* number of lines in vertical list */
+ lines = atoi(argv[++i]);
+ else if(!strcmp(argv[i], "-m"))
+ mon = atoi(argv[++i]);
+ else if(!strcmp(argv[i], "-p")) /* adds prompt to left of input field */
+ prompt = argv[++i];
+ else if(!strcmp(argv[i], "-fn")) /* font or font set */
+ fonts[0] = argv[++i];
+ else if(!strcmp(argv[i], "-nb")) /* normal background color */
+ normbgcolor = argv[++i];
+ else if(!strcmp(argv[i], "-nf")) /* normal foreground color */
+ normfgcolor = argv[++i];
+ else if(!strcmp(argv[i], "-sb")) /* selected background color */
+ selbgcolor = argv[++i];
+ else if(!strcmp(argv[i], "-sf")) /* selected foreground color */
+ selfgcolor = argv[++i];
+ else
+ usage();
+
+ if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
+ fputs("warning: no locale support\n", stderr);
+ if(!(dpy = XOpenDisplay(NULL)))
+ die("dmenu: cannot open display\n");
+ screen = DefaultScreen(dpy);
+ root = RootWindow(dpy, screen);
+ sw = DisplayWidth(dpy, screen);
+ sh = DisplayHeight(dpy, screen);
+ drw = drw_create(dpy, screen, root, sw, sh);
+ drw_load_fonts(drw, fonts, LENGTH(fonts));
+ if(!drw->fontcount)
+ die("No fonts could be loaded.\n");
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+
+ if(fast) {
+ grabkeyboard();
+ readstdin();
+ }
+ else {
+ readstdin();
+ grabkeyboard();
+ }
+ setup();
+ run();
+
+ return 1; /* unreachable */
+}
void
-appenditem(Item *i, Item **list, Item **last) {
- if(!(*last))
- *list = i;
+appenditem(Item *item, Item **list, Item **last) {
+ if(*last)
+ (*last)->right = item;
else
- (*last)->right = i;
- i->left = *last;
- i->right = NULL;
- *last = i;
+ *list = item;
+
+ item->left = *last;
+ item->right = NULL;
+ *last = item;
}
void
-calcoffsetsh(void) {
- unsigned int w, x;
+calcoffsets(void) {
+ int i, n;
- 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)
+ if(lines > 0)
+ n = lines * bh;
+ else
+ n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">"));
+ /* calculate which items will begin the next page and previous page */
+ for(i = 0, next = curr; next; next = next->right)
+ if((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n)
break;
- for(x = w, prev = curr; prev && prev->left; prev = prev->left)
- if((x += MIN(textw(&dc, prev->left->text), mw / 3)) > mw)
+ for(i = 0, prev = curr; prev && prev->left; prev = prev->left)
+ if((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n)
break;
}
void
-calcoffsetsv(void) {
- unsigned int i;
-
- next = prev = curr;
- for(i = 0; i < lines && next; i++)
- next = next->right;
- mh = (dc.font.height + 2) * (i + 1);
- for(i = 0; i < lines && prev && prev->left; i++)
- prev = prev->left;
+cleanup(void) {
+ XUngrabKey(dpy, AnyKey, AnyModifier, root);
+ drw_clr_free(scheme[SchemeNorm].bg);
+ drw_clr_free(scheme[SchemeNorm].fg);
+ drw_clr_free(scheme[SchemeSel].fg);
+ drw_clr_free(scheme[SchemeSel].bg);
+ drw_clr_free(scheme[SchemeOut].fg);
+ drw_clr_free(scheme[SchemeOut].bg);
+ drw_free(drw);
+ XSync(dpy, False);
+ XCloseDisplay(dpy);
}
char *
cistrstr(const char *s, const char *sub) {
- int c, csub;
- unsigned int len;
-
- if(!sub)
- return (char *)s;
- if((c = tolower(*sub++)) != '\0') {
- 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;
+ size_t len;
+
+ for(len = strlen(sub); *s; s++)
+ if(!strncasecmp(s, sub, len))
+ return (char *)s;
+ return NULL;
}
void
-cleanup(void) {
- Item *itm;
+drawmenu(void) {
+ int curpos;
+ Item *item;
+ int x = 0, y = 0, h = bh, w;
+
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_rect(drw, 0, 0, mw, mh, True, 1, 1);
- while(allitems) {
- itm = allitems->next;
- free(allitems->text);
- free(allitems);
- allitems = itm;
+ if(prompt && *prompt) {
+ drw_setscheme(drw, &scheme[SchemeSel]);
+ drw_text(drw, x, 0, promptw, bh, prompt, 0);
+ x += promptw;
}
- cleanupdraw(&dc);
- XDestroyWindow(dpy, win);
- XUngrabKeyboard(dpy, CurrentTime);
- XCloseDisplay(dpy);
-}
+ /* draw input field */
+ w = (lines > 0 || !matches) ? mw - x : inputw;
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_text(drw, x, 0, w, bh, text, 0);
-void
-dinput(void) {
- cleanup();
- argp[0] = "dinput";
- argp[1] = text;
- execvp("dinput", argp);
- eprint("cannot exec dinput\n");
-}
+ if((curpos = TEXTNW(text, cursor) + bh/2 - 2) < w) {
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_rect(drw, x + curpos + 2, 2, 1, bh - 4, 1, 1, 0);
+ }
-void
-drawbar(void) {
- dc.x = 0;
- dc.y = 0;
- dc.w = mw;
- dc.h = mh;
- drawbox(&dc, normcol);
- dc.h = dc.font.height + 2;
- dc.y = topbar ? 0 : mh - dc.h;
- /* print prompt? */
- if(prompt) {
- dc.w = promptw;
- drawbox(&dc, selcol);
- drawtext(&dc, prompt, selcol);
- dc.x += dc.w;
+ if(lines > 0) {
+ /* draw vertical list */
+ w = mw - x;
+ for(item = curr; item != next; item = item->right) {
+ y += h;
+ if(item == sel)
+ drw_setscheme(drw, &scheme[SchemeSel]);
+ else if(item->out)
+ drw_setscheme(drw, &scheme[SchemeOut]);
+ else
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+
+ drw_text(drw, x, y, w, bh, item->text, 0);
+ }
}
- dc.w = mw - dc.x;
- /* print command */
- if(cmdw && item && lines == 0)
- dc.w = cmdw;
- drawtext(&dc, text, normcol);
- if(lines > 0)
- drawmenuv();
- else if(curr)
- drawmenuh();
- commitdraw(&dc, win);
-}
+ else if(matches) {
+ /* draw horizontal list */
+ x += inputw;
+ w = TEXTW("<");
+ if(curr->left) {
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_text(drw, x, 0, w, bh, "<", 0);
+ }
+ for(item = curr; item != next; item = item->right) {
+ x += w;
+ w = MIN(TEXTW(item->text), mw - x - TEXTW(">"));
-void
-drawitem(const char *s, unsigned long col[ColLast]) {
- drawbox(&dc, col);
- drawtext(&dc, s, col);
+ if(item == sel)
+ drw_setscheme(drw, &scheme[SchemeSel]);
+ else if(item->out)
+ drw_setscheme(drw, &scheme[SchemeOut]);
+ else
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_text(drw, x, 0, w, bh, item->text, 0);
+ }
+ w = TEXTW(">");
+ x = mw - w;
+ if(next) {
+ drw_setscheme(drw, &scheme[SchemeNorm]);
+ drw_text(drw, x, 0, w, bh, ">", 0);
+ }
+ }
+ drw_map(drw, win, 0, 0, mw, mh);
}
void
-drawmenuh(void) {
- Item *i;
-
- dc.x += cmdw;
- 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);
- drawitem(i->text, (sel == i) ? selcol : normcol);
- dc.x += dc.w;
+grabkeyboard(void) {
+ int i;
+
+ /* try to grab keyboard, we may have to wait for another process to ungrab */
+ for(i = 0; i < 1000; i++) {
+ if(XGrabKeyboard(dpy, DefaultRootWindow(dpy), True,
+ GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess)
+ return;
+ usleep(1000);
}
- dc.w = textw(&dc, ">");
- dc.x = mw - dc.w;
- drawtext(&dc, next ? ">" : NULL, normcol);
+ die("cannot grab keyboard\n");
}
void
-drawmenuv(void) {
- Item *i;
- XWindowAttributes wa;
-
- dc.y = topbar ? dc.h : 0;
- dc.w = mw - dc.x;
- for(i = curr; i != next; i = i->right) {
- drawitem(i->text, (sel == i) ? selcol : normcol);
- dc.y += dc.h;
- }
- if(!XGetWindowAttributes(dpy, win, &wa))
- eprint("cannot get window attributes");
- XMoveResizeWindow(dpy, win, wa.x, wa.y + (topbar ? 0 : wa.height - mh), mw, mh);
+insert(const char *str, ssize_t n) {
+ if(strlen(text) + n > sizeof text - 1)
+ return;
+ /* move existing text out of the way, insert new text, and update cursor */
+ memmove(&text[cursor + n], &text[cursor], sizeof text - cursor - MAX(n, 0));
+ if(n > 0)
+ memcpy(&text[cursor], str, n);
+ cursor += n;
+ match();
}
void
-kpress(XKeyEvent *e) {
- char buf[sizeof text];
- int num;
- unsigned int i, len;
- KeySym ksym;
-
- len = strlen(text);
- num = XLookupString(e, buf, sizeof buf, &ksym, NULL);
- if(ksym == XK_KP_Enter)
- ksym = XK_Return;
- else if(ksym >= XK_KP_0 && ksym <= XK_KP_9)
- ksym = (ksym - XK_KP_0) + XK_0;
- else if(IsFunctionKey(ksym) || IsKeypadKey(ksym)
- || IsMiscFunctionKey(ksym) || IsPFKey(ksym)
- || IsPrivateKeypadKey(ksym))
+keypress(XKeyEvent *ev) {
+ char buf[32];
+ int len;
+ KeySym ksym = NoSymbol;
+ Status status;
+
+ len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
+ if(status == XBufferOverflow)
return;
- /* first check if a control mask is omitted */
- if(e->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_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:
- case XK_m:
- ksym = XK_Return;
+ if(ev->state & ControlMask)
+ switch(ksym) {
+ 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_g: ksym = XK_Escape; break;
+ case XK_h: ksym = XK_BackSpace; break;
+ case XK_i: ksym = XK_Tab; break;
+ case XK_j: /* fallthrough */
+ case XK_J: /* fallthrough */
+ case XK_m: /* fallthrough */
+ case XK_M: ksym = XK_Return; ev->state &= ~ControlMask; break;
+ case XK_n: ksym = XK_Down; break;
+ case XK_p: ksym = XK_Up; break;
+
+ case XK_k: /* delete right */
+ text[cursor] = '\0';
+ match();
break;
- case XK_n:
- ksym = XK_Down;
+ case XK_u: /* delete left */
+ insert(NULL, 0 - cursor);
break;
- case XK_p:
- ksym = XK_Up;
+ 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_u:
- text[0] = '\0';
- match();
- break;
- case XK_w:
- if(len == 0)
- return;
- i = len;
- while(i-- > 0 && text[i] == ' ');
- while(i-- > 0 && text[i] != ' ');
- text[++i] = '\0';
- match();
+ case XK_y: /* paste selection */
+ XConvertSelection(dpy, (ev->state & ShiftMask) ? clip : XA_PRIMARY,
+ utf8, utf8, win, CurrentTime);
+ return;
+ case XK_Return:
+ case XK_KP_Enter:
break;
+ case XK_bracketleft:
+ cleanup();
+ exit(1);
+ default:
+ return;
+ }
+ else if(ev->state & Mod1Mask)
+ switch(ksym) {
+ case XK_g: ksym = XK_Home; break;
+ case XK_G: ksym = XK_End; break;
+ case XK_h: ksym = XK_Up; break;
+ case XK_j: ksym = XK_Next; break;
+ case XK_k: ksym = XK_Prior; break;
+ case XK_l: ksym = XK_Down; break;
+ default:
+ return;
}
- }
switch(ksym) {
default:
- num = MIN(num, sizeof text);
- if(num && !iscntrl((int) buf[0])) {
- memcpy(text + len, buf, num + 1);
- len += num;
- match();
- }
+ if(!iscntrl(*buf))
+ insert(buf, len);
break;
+ case XK_Delete:
+ if(text[cursor] == '\0')
+ return;
+ cursor = nextrune(+1);
+ /* fallthrough */
case XK_BackSpace:
- if(len == 0)
+ if(cursor == 0)
return;
- for(i = 1; len - i > 0 && !IS_UTF8_1ST_CHAR(text[len - i]); i++);
- len -= i;
- text[len] = '\0';
- match();
+ insert(NULL, nextrune(-1) - cursor);
break;
case XK_End:
- while(next) {
- sel = curr = next;
+ if(text[cursor] != '\0') {
+ cursor = strlen(text);
+ break;
+ }
+ if(next) {
+ /* jump to end of list and position items in reverse */
+ 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);
+ cleanup();
+ exit(1);
case XK_Home:
- sel = curr = item;
+ if(sel == matches) {
+ cursor = 0;
+ break;
+ }
+ sel = curr = matches;
calcoffsets();
break;
case XK_Left:
- case XK_Up:
- if(!sel || !sel->left)
+ if(cursor > 0 && (!sel || !sel->left || lines > 0)) {
+ cursor = nextrune(-1);
+ break;
+ }
+ if(lines > 0)
return;
- sel = sel->left;
- if(sel->right == curr) {
+ /* fallthrough */
+ case XK_Up:
+ if(sel && sel->left && (sel = sel->left)->right == curr) {
curr = prev;
calcoffsets();
}
calcoffsets();
break;
case XK_Return:
- if(e->state & ShiftMask)
- dinput();
- fprintf(stdout, "%s", sel ? sel->text : text);
- fflush(stdout);
- exit(EXIT_SUCCESS);
+ case XK_KP_Enter:
+ puts((sel && !(ev->state & ShiftMask)) ? sel->text : text);
+ if(!(ev->state & ControlMask)) {
+ cleanup();
+ exit(0);
+ }
+ if(sel)
+ sel->out = True;
+ break;
case XK_Right:
- case XK_Down:
- if(!sel || !sel->right)
+ if(text[cursor] != '\0') {
+ cursor = nextrune(+1);
+ break;
+ }
+ if(lines > 0)
return;
- sel = sel->right;
- if(sel == next) {
+ /* fallthrough */
+ case XK_Down:
+ if(sel && sel->right && (sel = sel->right) == next) {
curr = next;
calcoffsets();
}
break;
case XK_Tab:
- if(sel)
- strncpy(text, sel->text, sizeof text);
- dinput();
+ if(!sel)
+ return;
+ strncpy(text, sel->text, sizeof text - 1);
+ text[sizeof text - 1] = '\0';
+ cursor = strlen(text);
+ match();
break;
}
- drawbar();
+ drawmenu();
}
void
match(void) {
- unsigned int len;
- Item *i, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend;
-
- len = strlen(text);
- item = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL;
- for(i = allitems; i; i = i->next)
- if(!fstrncmp(text, i->text, len + 1))
- appenditem(i, &lexact, &exactend);
- else if(!fstrncmp(text, i->text, len))
- appenditem(i, &lprefix, &prefixend);
- else if(fstrstr(i->text, text))
- appenditem(i, &lsubstr, &substrend);
- if(lexact) {
- item = lexact;
- itemend = exactend;
+ static char **tokv = NULL;
+ static int tokn = 0;
+
+ char buf[sizeof text], *s;
+ int i, tokc = 0;
+ size_t len;
+ Item *item, *lprefix, *lsubstr, *prefixend, *substrend;
+
+ strcpy(buf, text);
+ /* separate input text into tokens to be matched individually */
+ for(s = strtok(buf, " "); s; tokv[tokc-1] = s, s = strtok(NULL, " "))
+ if(++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
+ die("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) /* not all tokens match */
+ continue;
+ /* exact matches go first, then prefixes, then substrings */
+ 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
+ appenditem(item, &lsubstr, &substrend);
}
if(lprefix) {
- if(itemend) {
- itemend->right = lprefix;
- lprefix->left = itemend;
+ if(matches) {
+ matchend->right = lprefix;
+ lprefix->left = matchend;
}
else
- item = lprefix;
- itemend = prefixend;
+ matches = lprefix;
+ matchend = prefixend;
}
if(lsubstr) {
- if(itemend) {
- itemend->right = lsubstr;
- lsubstr->left = itemend;
+ if(matches) {
+ matchend->right = lsubstr;
+ lsubstr->left = matchend;
}
else
- item = lsubstr;
+ matches = lsubstr;
+ matchend = substrend;
}
- curr = prev = next = sel = item;
+ curr = sel = matches;
calcoffsets();
}
+size_t
+nextrune(int inc) {
+ ssize_t n;
+
+ /* return location of next utf8 rune in the given direction (+1 or -1) */
+ for(n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc);
+ return n;
+}
+
+void
+paste(void) {
+ char *p, *q;
+ int di;
+ unsigned long dl;
+ Atom da;
+
+ /* we have been given the current selection, now insert it into input */
+ XGetWindowProperty(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 : (ssize_t)strlen(p));
+ XFree(p);
+ drawmenu();
+}
+
void
readstdin(void) {
- char *p, buf[sizeof text];
- unsigned int len = 0, max = 0;
- Item *i, *new;
-
- i = NULL;
- while(fgets(buf, sizeof buf, stdin)) {
- len = strlen(buf);
- if(buf[len-1] == '\n')
- buf[--len] = '\0';
- if(!(p = strdup(buf)))
- eprint("cannot strdup %u bytes\n", len);
- if((max = MAX(max, len)) == len)
- maxname = p;
- if(!(new = malloc(sizeof *new)))
- eprint("cannot malloc %u bytes\n", sizeof *new);
- new->next = new->left = new->right = NULL;
- new->text = p;
- if(!i)
- allitems = new;
- else
- i->next = new;
- i = new;
+ char buf[sizeof text], *p, *maxstr = NULL;
+ size_t i, max = 0, size = 0;
+
+ /* read each line from stdin and add it to the item list */
+ for(i = 0; fgets(buf, sizeof buf, stdin); i++) {
+ if(i+1 >= size / sizeof *items)
+ if(!(items = realloc(items, (size += BUFSIZ))))
+ die("cannot realloc %u bytes:", size);
+ if((p = strchr(buf, '\n')))
+ *p = '\0';
+ if(!(items[i].text = strdup(buf)))
+ die("cannot strdup %u bytes:", strlen(buf)+1);
+ items[i].out = False;
+ if(strlen(items[i].text) > max)
+ max = strlen(maxstr = items[i].text);
}
+ if(items)
+ items[i].text = NULL;
+ inputw = maxstr ? TEXTW(maxstr) : 0;
+ lines = MIN(lines, i);
}
-int
-main(int argc, char *argv[]) {
- unsigned int i;
+void
+run(void) {
+ XEvent ev;
- /* command line args */
- progname = "dmenu";
- for(i = 1; i < argc; i++)
- if(!strcmp(argv[i], "-i")) {
- fstrncmp = strncasecmp;
- fstrstr = cistrstr;
- }
- else if(!strcmp(argv[i], "-b"))
- topbar = False;
- else if(!strcmp(argv[i], "-l")) {
- if(++i < argc) lines = atoi(argv[i]);
- if(lines > 0)
- calcoffsets = calcoffsetsv;
- }
- else if(!strcmp(argv[i], "-fn")) {
- if(++i < argc) font = argv[i];
- }
- else if(!strcmp(argv[i], "-nb")) {
- if(++i < argc) normbgcolor = argv[i];
- }
- else if(!strcmp(argv[i], "-nf")) {
- 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) selbgcolor = argv[i];
- }
- else if(!strcmp(argv[i], "-sf")) {
- if(++i < argc) selfgcolor = argv[i];
- }
- else if(!strcmp(argv[i], "-v")) {
- printf("dmenu-"VERSION", © 2006-2010 dmenu engineers, see LICENSE for details\n");
- exit(EXIT_SUCCESS);
+ while(!XNextEvent(dpy, &ev)) {
+ if(XFilterEvent(&ev, win))
+ continue;
+ switch(ev.type) {
+ case Expose:
+ if(ev.xexpose.count == 0)
+ drw_map(drw, win, 0, 0, mw, mh);
+ break;
+ case KeyPress:
+ keypress(&ev.xkey);
+ break;
+ case SelectionNotify:
+ if(ev.xselection.property == utf8)
+ paste();
+ break;
+ case VisibilityNotify:
+ if(ev.xvisibility.state != VisibilityUnobscured)
+ XRaiseWindow(dpy, win);
+ break;
}
- else {
- fputs("usage: dmenu [-i] [-b] [-l <lines>] [-fn <font>] [-nb <color>]\n"
- " [-nf <color>] [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n", stderr);
- exit(EXIT_FAILURE);
+ }
+}
+
+void
+setup(void) {
+ int x, y;
+ XSetWindowAttributes swa;
+ XIM xim;
+#ifdef XINERAMA
+ XineramaScreenInfo *info;
+ Window w, pw, dw, *dws;
+ XWindowAttributes wa;
+ int a, j, di, n, i = 0, area = 0;
+ unsigned int du;
+#endif
+
+ /* init appearance */
+ scheme[SchemeNorm].bg = drw_clr_create(drw, normbgcolor);
+ scheme[SchemeNorm].fg = drw_clr_create(drw, normfgcolor);
+ scheme[SchemeSel].bg = drw_clr_create(drw, selbgcolor);
+ scheme[SchemeSel].fg = drw_clr_create(drw, selfgcolor);
+ scheme[SchemeOut].bg = drw_clr_create(drw, outbgcolor);
+ scheme[SchemeOut].fg = drw_clr_create(drw, outfgcolor);
+
+ clip = XInternAtom(dpy, "CLIPBOARD", False);
+ utf8 = XInternAtom(dpy, "UTF8_STRING", False);
+
+ /* calculate menu geometry */
+ bh = drw->fonts[0]->h + 2;
+ lines = MAX(lines, 0);
+ mh = (lines + 1) * bh;
+#ifdef XINERAMA
+ if((info = XineramaQueryScreens(dpy, &n))) {
+ XGetInputFocus(dpy, &w, &di);
+ if(mon != -1 && mon < n)
+ i = mon;
+ if(!i && w != root && w != PointerRoot && w != None) {
+ /* find top-level window containing current input focus */
+ do {
+ if(XQueryTree(dpy, (pw = w), &dw, &w, &dws, &du) && dws)
+ XFree(dws);
+ } while(w != root && w != pw);
+ /* find xinerama screen with which the window intersects most */
+ if(XGetWindowAttributes(dpy, pw, &wa))
+ for(j = 0; j < n; j++)
+ if((a = INTERSECT(wa.x, wa.y, wa.width, wa.height, info[j])) > area) {
+ area = a;
+ i = j;
+ }
}
- 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))))
- eprint("cannot malloc %u bytes\n", sizeof *argp * (argc+2));
- memcpy(argp + 2, argv + 1, sizeof *argp * argc);
-
- readstdin();
- grabkeyboard();
- setup(lines);
- if(maxname)
- cmdw = MIN(textw(&dc, maxname), mw / 3);
+ /* no focused window is on screen, so use pointer location instead */
+ if(mon == -1 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du))
+ for(i = 0; i < n; i++)
+ if(INTERSECT(x, y, 1, 1, info[i]))
+ break;
+
+ x = info[i].x_org;
+ y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
+ mw = info[i].width;
+ XFree(info);
+ }
+ else
+#endif
+ {
+ x = 0;
+ y = topbar ? 0 : sh - mh;
+ mw = sw;
+ }
+ promptw = (prompt && *prompt) ? TEXTW(prompt) : 0;
+ inputw = MIN(inputw, mw/3);
match();
- run();
- return 0;
+
+ /* create menu window */
+ swa.override_redirect = True;
+ swa.background_pixel = scheme[SchemeNorm].bg->pix;
+ swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
+ win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
+ DefaultDepth(dpy, screen), CopyFromParent,
+ DefaultVisual(dpy, screen),
+ CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
+
+ /* open input methods */
+ xim = XOpenIM(dpy, NULL, NULL, NULL);
+ xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
+ XNClientWindow, win, XNFocusWindow, win, NULL);
+
+ XMapRaised(dpy, win);
+ drw_resize(drw, mw, mh);
+ drawmenu();
+}
+
+void
+usage(void) {
+ fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
+ " [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr);
+ exit(1);
}
projects / dmenu.git / blobdiff