X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=dmenu.c;h=7dfc2d3481077b1777da9cda319872d7d82f7268;hb=a7aee433ccfd2590e0785a7b93a89d8d0593a234;hp=b6841754db63165d6c687cb59bc56afa5ff70a0c;hpb=06ae8944344cd6f7d0aa007b7b036e77cb87fdf1;p=dmenu.git diff --git a/dmenu.c b/dmenu.c index b684175..7dfc2d3 100644 --- a/dmenu.c +++ b/dmenu.c @@ -1,466 +1,280 @@ /* See LICENSE file for copyright and license details. */ #include -#include -#include -#include #include +#include #include #include +#include #include #include -#include - -/* macros */ -#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask)) - -/* enums */ -enum { ColFG, ColBG, ColLast }; - -/* typedefs */ -typedef struct { - int x, y, w, h; - unsigned long norm[ColLast]; - unsigned long sel[ColLast]; - Drawable drawable; - GC gc; - struct { - XFontStruct *xfont; - XFontSet set; - int ascent; - int descent; - int height; - } font; -} DC; /* draw context */ +#ifdef XINERAMA +#include +#endif +#include + +#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 UTF8_CODEPOINT(c) (((c) & 0xc0) != 0x80) typedef struct Item Item; struct Item { - Item *next; /* traverses all items */ - Item *left, *right; /* traverses items matching current search pattern */ char *text; + Item *next; /* traverses all items */ + Item *left, *right; /* traverses matching items */ }; -/* forward declarations */ -static void *emalloc(unsigned int size); -static void eprint(const char *errstr, ...); -static char *estrdup(const char *str); -static void drawtext(const char *text, unsigned long col[ColLast]); -static unsigned int textw(const char *text); -static unsigned int textnw(const char *text, unsigned int len); -static void calcoffsets(void); +static void appenditem(Item *item, Item **list, Item **last); +static void calcoffsetsh(void); +static void calcoffsetsv(void); +static char *cistrstr(const char *s, const char *sub); static void drawmenu(void); -static Bool grabkeyboard(void); -static unsigned long getcolor(const char *colstr); -static void initfont(const char *fontstr); -static int strido(const char *text, const char *pattern); -static void match(char *pattern); -static void kpress(XKeyEvent * e); -static char *readstdin(void); +static void drawmenuh(void); +static void drawmenuv(void); +static void grabkeyboard(void); +static void insert(const char *s, ssize_t n); +static void keypress(XKeyEvent *e); +static void match(void); +static void paste(void); +static void readstdin(void); +static void run(void); +static void setup(void); static void usage(void); - -/* variables */ -static int screen; -static Display *dpy; -static DC dc = {0}; static char text[4096]; -static char *prompt = NULL; -static int mw, mh; -static int ret = 0; -static int nitem = 0; -static unsigned int cmdw = 0; -static unsigned int promptw = 0; -static unsigned int numlockmask = 0; -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 Item *next = NULL; -static Item *prev = NULL; -static Item *curr = NULL; -static Window root; -static Window win; - -#include "config.h" - -static void * -emalloc(unsigned int size) { - void *res = malloc(size); - - if(!res) - eprint("fatal: could not malloc() %u bytes\n", size); - return res; +static size_t cursor = 0; +static const char *prompt = NULL; +static const char *normbgcolor = "#cccccc"; +static const char *normfgcolor = "#000000"; +static const char *selbgcolor = "#0066ff"; +static const char *selfgcolor = "#ffffff"; +static unsigned int inputw = 0; +static unsigned int lines = 0; +static unsigned int mw, mh; +static unsigned long normcol[ColLast]; +static unsigned long selcol[ColLast]; +static Atom utf8; +static Bool topbar = True; +static DC *dc; +static Item *allitems, *matches; +static Item *curr, *prev, *next, *sel; +static Window root, win; + +static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; +static char *(*fstrstr)(const char *, const char *) = strstr; +static void (*calcoffsets)(void) = calcoffsetsh; + +void +appenditem(Item *item, Item **list, Item **last) { + if(!*last) + *list = item; + else + (*last)->right = item; + item->left = *last; + item->right = NULL; + *last = item; } -static void -eprint(const char *errstr, ...) { - va_list ap; +void +calcoffsetsh(void) { + unsigned int w, x; - va_start(ap, errstr); - vfprintf(stderr, errstr, ap); - va_end(ap); - exit(EXIT_FAILURE); + w = (prompt ? textw(dc, prompt) : 0) + inputw + textw(dc, "<") + textw(dc, ">"); + for(x = w, next = curr; next; next = next->right) + if((x += MIN(textw(dc, next->text), mw / 3)) > mw) + break; + for(x = w, prev = curr; prev && prev->left; prev = prev->left) + if((x += MIN(textw(dc, prev->left->text), mw / 3)) > mw) + break; } -static char * -estrdup(const char *str) { - void *res = strdup(str); +void +calcoffsetsv(void) { + unsigned int i; - if(!res) - eprint("fatal: could not malloc() %u bytes\n", strlen(str)); - return res; + next = prev = curr; + for(i = 0; i < lines && next; i++) + next = next->right; + for(i = 0; i < lines && prev && prev->left; i++) + prev = prev->left; } +char * +cistrstr(const char *s, const char *sub) { + size_t len; -static void -drawtext(const char *text, unsigned long col[ColLast]) { - int x, y, w, h; - static char buf[256]; - unsigned int 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; - 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 */ - XSetForeground(dpy, dc.gc, col[ColFG]); - if(dc.font.set) - XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len); - else - XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); + for(len = strlen(sub); *s; s++) + if(!strncasecmp(s, sub, len)) + return (char *)s; + return NULL; } -static unsigned int -textw(const char *text) { - return textnw(text, strlen(text)) + dc.font.height; -} - -static unsigned int -textnw(const char *text, unsigned int len) { - XRectangle r; - - if(dc.font.set) { - XmbTextExtents(dc.font.set, text, len, NULL, &r); - return r.width; +void +drawmenu(void) { + dc->x = 0; + dc->y = 0; + drawrect(dc, 0, 0, mw, mh, BG(dc, normcol)); + dc->h = dc->font.height + 2; + dc->y = topbar ? 0 : mh - dc->h; + /* print prompt? */ + if(prompt) { + dc->w = textw(dc, prompt); + drawtext(dc, prompt, selcol); + dc->x = dc->w; } - return XTextWidth(dc.font.xfont, text, len); + dc->w = mw - dc->x; + /* print input area */ + if(matches && lines == 0 && textw(dc, text) <= inputw) + dc->w = inputw; + drawtext(dc, text, normcol); + drawrect(dc, textnw(dc, text, cursor) + dc->h/2 - 2, 2, 1, dc->h - 4, FG(dc, normcol)); + if(lines > 0) + drawmenuv(); + else if(curr && (dc->w == inputw || curr->next)) + drawmenuh(); + commitdraw(dc, win); } -static void -calcoffsets(void) { - unsigned int tw, w; - - if(!curr) - return; - w = promptw + cmdw + 2 * SPACE; - for(next = curr; next; next=next->right) { - tw = textw(next->text); - if(tw > mw / 3) - tw = mw / 3; - w += tw; - if(w > mw) - break; - } - w = promptw + cmdw + 2 * SPACE; - for(prev = curr; prev && prev->left; prev=prev->left) { - tw = textw(prev->left->text); - if(tw > mw / 3) - tw = mw / 3; - w += tw; - if(w > mw) - break; +void +drawmenuh(void) { + Item *item; + + dc->x += inputw; + dc->w = textw(dc, "<"); + if(curr->left) + drawtext(dc, "<", normcol); + for(item = curr; item != next; item = item->right) { + dc->x += dc->w; + dc->w = MIN(textw(dc, item->text), mw / 3); + drawtext(dc, item->text, (item == sel) ? selcol : normcol); } + dc->w = textw(dc, ">"); + dc->x = mw - dc->w; + if(next) + drawtext(dc, ">", normcol); } -static void -drawmenu(void) { - Item *i; +void +drawmenuv(void) { + Item *item; - dc.x = 0; - dc.y = 0; - dc.w = mw; - dc.h = mh; - drawtext(NULL, dc.norm); - /* print prompt? */ - if(promptw) { - dc.w = promptw; - drawtext(prompt, dc.sel); - } - dc.x += promptw; - dc.w = mw - promptw; - /* print command */ - if(cmdw && item) - dc.w = cmdw; - drawtext(text[0] ? text : NULL, dc.norm); - dc.x += cmdw; - if(curr) { - dc.w = SPACE; - drawtext((curr && curr->left) ? "<" : NULL, dc.norm); - dc.x += dc.w; - /* determine maximum items */ - for(i = curr; i != next; i=i->right) { - dc.w = textw(i->text); - if(dc.w > mw / 3) - dc.w = mw / 3; - drawtext(i->text, (sel == i) ? dc.sel : dc.norm); - dc.x += dc.w; - } - dc.x = mw - SPACE; - dc.w = SPACE; - drawtext(next ? ">" : NULL, dc.norm); + dc->y = topbar ? dc->h : 0; + dc->w = mw - dc->x; + for(item = curr; item != next; item = item->right) { + drawtext(dc, item->text, (item == sel) ? selcol : normcol); + dc->y += dc->h; } - XCopyArea(dpy, dc.drawable, win, dc.gc, 0, 0, mw, mh, 0, 0); - XFlush(dpy); } -static Bool +void grabkeyboard(void) { - unsigned int len; + int i; - for(len = 1000; len; len--) { - if(XGrabKeyboard(dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime) - == GrabSuccess) - break; + for(i = 0; i < 1000; i++) { + if(!XGrabKeyboard(dc->dpy, root, True, GrabModeAsync, GrabModeAsync, CurrentTime)) + return; usleep(1000); } - return len > 0; -} - -static unsigned long -getcolor(const char *colstr) { - Colormap cmap = DefaultColormap(dpy, screen); - XColor color; - - if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color)) - eprint("error, cannot allocate color '%s'\n", colstr); - return color.pixel; -} - -static void -initfont(const char *fontstr) { - char *def, **missing; - int i, n; - - 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); - if(dc.font.set) { - XFontSetExtents *font_extents; - XFontStruct **xfonts; - char **font_names; - dc.font.ascent = dc.font.descent = 0; - font_extents = XExtentsOfFontSet(dc.font.set); - n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names); - for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) { - if(dc.font.ascent < (*xfonts)->ascent) - dc.font.ascent = (*xfonts)->ascent; - if(dc.font.descent < (*xfonts)->descent) - dc.font.descent = (*xfonts)->descent; - xfonts++; - } - } - 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); - } - dc.font.ascent = dc.font.xfont->ascent; - dc.font.descent = dc.font.xfont->descent; - } - dc.font.height = dc.font.ascent + dc.font.descent; + eprintf("cannot grab keyboard\n"); } -static int -strido(const char *text, const char *pattern) { - for(; *text && *pattern; text++) - if (*text == *pattern) - pattern++; - return !*pattern; -} - -static void -match(char *pattern) { - unsigned int plen; - Item *i, *j; - - 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++; - } - 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++; - } - curr = prev = next = sel = item; - calcoffsets(); +void +insert(const char *s, ssize_t n) { + memmove(text + cursor + n, text + cursor, sizeof text - cursor - n); + if(n > 0) + memcpy(text + cursor, s, n); + cursor += n; + match(); } -static void -kpress(XKeyEvent * e) { - char buf[32]; - int i, num; - unsigned int len; +void +keypress(XKeyEvent *e) { + char buf[sizeof text]; + int n; + size_t len; KeySym ksym; len = strlen(text); - buf[0] = 0; - num = XLookupString(e, buf, sizeof buf, &ksym, 0); - if(IsKeypadKey(ksym)) { - 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; - } - } - if(IsFunctionKey(ksym) || IsKeypadKey(ksym) - || IsMiscFunctionKey(ksym) || IsPFKey(ksym) - || IsPrivateKeypadKey(ksym)) - return; - /* first check if a control mask is omitted */ + XLookupString(e, buf, sizeof buf, &ksym, NULL); if(e->state & ControlMask) { - switch (ksym) { - default: /* ignore other control sequences */ + switch(tolower(ksym)) { + default: return; - case XK_bracketleft: + 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: - case XK_H: ksym = XK_BackSpace; break; case XK_i: - case XK_I: ksym = XK_Tab; break; case XK_j: - case XK_J: + case XK_m: ksym = XK_Return; break; - case XK_u: - case XK_U: - text[0] = 0; - match(text); - drawmenu(); - return; - case XK_w: - case XK_W: - if(len) { - i = len - 1; - while(i >= 0 && text[i] == ' ') - text[i--] = 0; - while(i >= 0 && text[i] != ' ') - text[i--] = 0; - match(text); - drawmenu(); - } - return; - } - } - if(CLEANMASK(e->state) & Mod1Mask) { - switch(ksym) { - default: return; - case XK_h: - ksym = XK_Left; + case XK_k: /* delete right */ + text[cursor] = '\0'; + match(); break; - case XK_l: - ksym = XK_Right; + case XK_n: + ksym = XK_Down; break; - case XK_j: - ksym = XK_Next; + case XK_p: + ksym = XK_Up; break; - case XK_k: - ksym = XK_Prior; + case XK_u: /* delete left */ + insert(NULL, -cursor); break; - case XK_g: - ksym = XK_Home; - break; - case XK_G: - ksym = XK_End; + case XK_w: /* delete word */ + if(cursor == 0) + return; + n = 0; + while(cursor - n++ > 0 && text[cursor - n] == ' '); + while(cursor - n++ > 0 && text[cursor - n] != ' '); + insert(NULL, 1-n); break; + case XK_y: /* paste selection */ + XConvertSelection(dc->dpy, XA_PRIMARY, utf8, None, win, CurrentTime); + /* causes SelectionNotify event */ + return; } } switch(ksym) { default: - if(num && !iscntrl((int) buf[0])) { - buf[num] = 0; - if(len > 0) - strncat(text, buf, sizeof text); - else - strncpy(text, buf, sizeof text); - match(text); - } + if(!iscntrl((int)*buf)) + insert(buf, MIN(strlen(buf), sizeof text - cursor)); break; case XK_BackSpace: - if(len) { - text[--len] = 0; - match(text); - } + if(cursor == 0) + return; + for(n = 1; cursor - n > 0 && !UTF8_CODEPOINT(text[cursor - n]); n++); + insert(NULL, -n); break; - case XK_End: - if(!item) + case XK_Delete: + if(cursor == len) return; + for(n = 1; cursor + n < len && !UTF8_CODEPOINT(text[cursor + n]); n++); + cursor += n; + insert(NULL, -n); + break; + case XK_End: + if(cursor < len) { + cursor = len; + break; + } while(next) { sel = curr = next; calcoffsets(); @@ -469,19 +283,26 @@ kpress(XKeyEvent * e) { sel = sel->right; break; case XK_Escape: - ret = 1; - running = False; - break; + exit(EXIT_FAILURE); case XK_Home: - if(!item) - return; - sel = curr = item; + if(sel == matches) { + cursor = 0; + break; + } + sel = curr = matches; calcoffsets(); break; case XK_Left: - if(!(sel && sel->left)) + if(cursor > 0 && (!sel || !sel->left || lines > 0)) { + while(cursor-- > 0 && !UTF8_CODEPOINT(text[cursor])); + break; + } + else if(lines > 0) + return; + case XK_Up: + if(!sel || !sel->left) return; - sel=sel->left; + sel = sel->left; if(sel->right == curr) { curr = prev; calcoffsets(); @@ -500,19 +321,21 @@ kpress(XKeyEvent * e) { calcoffsets(); break; case XK_Return: - if((e->state & ShiftMask) && text) - fprintf(stdout, "%s", text); - else if(sel) - fprintf(stdout, "%s", sel->text); - else if(text) - fprintf(stdout, "%s", text); + case XK_KP_Enter: + fputs((sel && !(e->state & ShiftMask)) ? sel->text : text, stdout); fflush(stdout); - running = False; - break; + exit(EXIT_SUCCESS); case XK_Right: - if(!(sel && sel->right)) + if(cursor < len) { + while(cursor++ < len && !UTF8_CODEPOINT(text[cursor])); + break; + } + else if(lines > 0) + return; + case XK_Down: + if(!sel || !sel->right) return; - sel=sel->right; + sel = sel->right; if(sel == next) { curr = next; calcoffsets(); @@ -522,180 +345,222 @@ kpress(XKeyEvent * e) { if(!sel) return; strncpy(text, sel->text, sizeof text); - match(text); + cursor = strlen(text); + match(); break; } drawmenu(); } -static char * -readstdin(void) { - static char *maxname = NULL; - char *p, buf[1024]; - unsigned int len = 0, max = 0; - Item *i, *new; - - i = 0; - while(fgets(buf, sizeof buf, stdin)) { - len = strlen(buf); - if (buf[len - 1] == '\n') - buf[len - 1] = 0; - p = estrdup(buf); - if(max < len) { - maxname = p; - max = len; +void +match(void) { + unsigned int len; + Item *item, *itemend, *lexact, *lprefix, *lsubstr, *exactend, *prefixend, *substrend; + + len = strlen(text); + matches = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL; + for(item = allitems; item; item = item->next) + 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; + } + if(lprefix) { + if(itemend) { + itemend->right = lprefix; + lprefix->left = itemend; + } + else + matches = lprefix; + itemend = prefixend; + } + if(lsubstr) { + if(itemend) { + itemend->right = lsubstr; + lsubstr->left = itemend; } - new = emalloc(sizeof(Item)); + else + matches = lsubstr; + } + curr = prev = next = sel = matches; + calcoffsets(); +} + +void +paste(void) { + char *p, *q; + int di; + unsigned long dl; + Atom da; + + XGetWindowProperty(dc->dpy, win, utf8, 0, sizeof text - cursor, True, + utf8, &da, &di, &dl, &dl, (unsigned char **)&p); + insert(p, (q = strchr(p, '\n')) ? q-p : strlen(p)); + XFree(p); + drawmenu(); +} + +void +readstdin(void) { + char buf[sizeof text], *p; + Item *item, *new; + + allitems = NULL; + for(item = NULL; fgets(buf, sizeof buf, stdin); item = new) { + if((p = strchr(buf, '\n'))) + *p = '\0'; + if(!(new = malloc(sizeof *new))) + eprintf("cannot malloc %u bytes\n", sizeof *new); + if(!(new->text = strdup(buf))) + eprintf("cannot strdup %u bytes\n", strlen(buf)); + inputw = MAX(inputw, textw(dc, new->text)); new->next = new->left = new->right = NULL; - new->text = p; - if(!i) + if(item) + item->next = new; + else allitems = new; - else - i->next = new; - i = new; } +} + +void +run(void) { + XEvent ev; - return maxname; + while(!XNextEvent(dc->dpy, &ev)) + switch(ev.type) { + case Expose: + if(ev.xexpose.count == 0) + drawmenu(); + break; + case KeyPress: + keypress(&ev.xkey); + break; + case SelectionNotify: + if(ev.xselection.property == utf8) + paste(); + break; + case VisibilityNotify: + if(ev.xvisibility.state != VisibilityUnobscured) + XRaiseWindow(dc->dpy, win); + break; + } } -static void +void +setup(void) { + int x, y, screen; + XSetWindowAttributes wa; +#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); + selcol[ColBG] = getcolor(dc, selbgcolor); + selcol[ColFG] = getcolor(dc, selfgcolor); + + /* input window geometry */ + mh = (dc->font.height + 2) * (lines + 1); +#ifdef XINERAMA + if((info = XineramaQueryScreens(dc->dpy, &n))) { + int i, di; + unsigned int du; + Window dw; + + XQueryPointer(dc->dpy, root, &dw, &dw, &x, &y, &di, &di, &du); + 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 = info[i].y_org + (topbar ? 0 : info[i].height - mh); + mw = info[i].width; + XFree(info); + } + else +#endif + { + x = 0; + y = topbar ? 0 : DisplayHeight(dc->dpy, screen) - mh; + mw = DisplayWidth(dc->dpy, screen); + } + + /* input window */ + wa.override_redirect = True; + wa.background_pixmap = ParentRelative; + wa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask; + win = XCreateWindow(dc->dpy, root, x, y, mw, mh, 0, + DefaultDepth(dc->dpy, screen), CopyFromParent, + DefaultVisual(dc->dpy, screen), + CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa); + + grabkeyboard(); + setcanvas(dc, win, mw, mh); + inputw = MIN(inputw, mw/3); + XMapRaised(dc->dpy, win); + match(); +} + +void usage(void) { - eprint("usage: dmenu [-b] [-fn ] [-nb ] [-nf ]\n" - " [-p ] [-sb ] [-sf ] [-v]\n"); + fputs("usage: dmenu [-b] [-i] [-l lines] [-p prompt] [-fn font] [-nb color]\n" + " [-nf color] [-sb color] [-sf color] [-v]\n", stderr); + exit(EXIT_FAILURE); } int main(int argc, char *argv[]) { - Bool bottom = False; - char *font = FONT; - char *maxname; - char *normbg = NORMBGCOLOR; - char *normfg = NORMFGCOLOR; - char *selbg = SELBGCOLOR; - char *selfg = SELFGCOLOR; - int i, j; - Item *itm; - XEvent ev; - XModifierKeymap *modmap; - XSetWindowAttributes wa; + int i; + + progname = "dmenu"; + dc = initdraw(); - /* command line args */ for(i = 1; i < argc; i++) - if(!strcmp(argv[i], "-b")) { - bottom = True; - } - else if(!strcmp(argv[i], "-fn")) { - if(++i < argc) font = argv[i]; - } - else if(!strcmp(argv[i], "-nb")) { - if(++i < argc) normbg = argv[i]; - } - else if(!strcmp(argv[i], "-nf")) { - if(++i < argc) normfg = argv[i]; - } - else if(!strcmp(argv[i], "-p")) { - if(++i < argc) prompt = argv[i]; + /* single flags */ + if(!strcmp(argv[i], "-v")) { + fputs("dmenu-"VERSION", © 2006-2010 dmenu engineers, see LICENSE for details\n", stdout); + exit(EXIT_SUCCESS); } - else if(!strcmp(argv[i], "-sb")) { - if(++i < argc) selbg = argv[i]; + else if(!strcmp(argv[i], "-b")) + topbar = False; + else if(!strcmp(argv[i], "-i")) { + fstrncmp = strncasecmp; + fstrstr = cistrstr; } - else if(!strcmp(argv[i], "-sf")) { - if(++i < argc) selfg = argv[i]; + else if(i == argc-1) + usage(); + /* double flags */ + else if(!strcmp(argv[i], "-l")) { + if((lines = atoi(argv[++i])) > 0) + calcoffsets = calcoffsetsv; } - else if(!strcmp(argv[i], "-v")) - eprint("dmenu-"VERSION", © 2006-2007 Anselm R. Garbe, Sander van Dijk\n"); + else if(!strcmp(argv[i], "-p")) + prompt = argv[++i]; + else if(!strcmp(argv[i], "-fn")) + initfont(dc, argv[i++]); + else if(!strcmp(argv[i], "-nb")) + normbgcolor = argv[++i]; + else if(!strcmp(argv[i], "-nf")) + normfgcolor = argv[++i]; + else if(!strcmp(argv[i], "-sb")) + selbgcolor = argv[++i]; + else if(!strcmp(argv[i], "-sf")) + selfgcolor = argv[++i]; else usage(); - setlocale(LC_CTYPE, ""); - dpy = XOpenDisplay(0); - if(!dpy) - eprint("dmenu: cannot open display\n"); - screen = DefaultScreen(dpy); - root = RootWindow(dpy, screen); - if(isatty(STDIN_FILENO)) { - maxname = readstdin(); - running = grabkeyboard(); - } - else { /* prevent keypress loss */ - running = grabkeyboard(); - maxname = readstdin(); - } - /* 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); - /* style */ - dc.norm[ColBG] = getcolor(normbg); - dc.norm[ColFG] = getcolor(normfg); - dc.sel[ColBG] = getcolor(selbg); - dc.sel[ColFG] = getcolor(selfg); - initfont(font); - /* menu window */ - wa.override_redirect = 1; - wa.background_pixmap = ParentRelative; - wa.event_mask = ExposureMask | ButtonPressMask | KeyPressMask; - mw = DisplayWidth(dpy, screen); - mh = dc.font.height + 2; - win = XCreateWindow(dpy, root, 0, - bottom ? DisplayHeight(dpy, screen) - mh : 0, 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); - XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter); - if(!dc.font.set) - XSetFont(dpy, dc.gc, dc.font.xfont->fid); - if(maxname) - cmdw = textw(maxname); - if(cmdw > mw / 3) - cmdw = mw / 3; - if(prompt) - promptw = textw(prompt); - if(promptw > mw / 5) - promptw = mw / 5; - text[0] = 0; - match(text); - XMapRaised(dpy, win); - drawmenu(); - XSync(dpy, False); - /* main event loop */ - while(running && !XNextEvent(dpy, &ev)) - switch (ev.type) { - default: /* ignore all crap */ - break; - case KeyPress: - kpress(&ev.xkey); - break; - case Expose: - if(ev.xexpose.count == 0) - drawmenu(); - break; - } + readstdin(); + setup(); + run(); - /* cleanup */ - 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); - XUngrabKeyboard(dpy, CurrentTime); - XCloseDisplay(dpy); - return ret; + return EXIT_FAILURE; /* should not reach */ }