dmenu: style improvements
- move main to bottom, usage above main.
- dont use variable names with function prototypes.
- space before if, for, while, etc: 'if(' -> 'if ('.
this makes the code-style more consistent
			
			
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							|  | @ -35,16 +35,16 @@ struct Item { | |||
| 	bool out; | ||||
| }; | ||||
| 
 | ||||
| static void appenditem(Item *item, Item **list, Item **last); | ||||
| static void appenditem(Item *, Item **, Item **); | ||||
| static void calcoffsets(void); | ||||
| static char *cistrstr(const char *s, const char *sub); | ||||
| static char *cistrstr(const char *, const char *); | ||||
| static void cleanup(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 insert(const char *, ssize_t); | ||||
| static void keypress(XKeyEvent *); | ||||
| static void match(void); | ||||
| static size_t nextrune(int inc); | ||||
| static size_t nextrune(int); | ||||
| static void paste(void); | ||||
| static void readstdin(void); | ||||
| static void run(void); | ||||
|  | @ -53,100 +53,31 @@ static void usage(void); | |||
| 
 | ||||
| static char text[BUFSIZ] = ""; | ||||
| static int bh, mw, mh; | ||||
| static int sw, sh; /* X display screen geometry width, height */ | ||||
| static int inputw, promptw; | ||||
| static size_t cursor = 0; | ||||
| static Atom clip, utf8; | ||||
| static size_t cursor; | ||||
| static Item *items = NULL; | ||||
| static Item *matches, *matchend; | ||||
| static Item *prev, *curr, *next, *sel; | ||||
| static Window win; | ||||
| static int mon = -1, screen; | ||||
| 
 | ||||
| static Atom clip, utf8; | ||||
| static Display *dpy; | ||||
| static Window root, 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" | ||||
| 
 | ||||
| static int (*fstrncmp)(const char *, const char *, size_t) = strncmp; | ||||
| static char *(*fstrstr)(const char *, const char *) = strstr; | ||||
| 
 | ||||
| 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 *item, Item **list, Item **last) { | ||||
| 	if(*last) | ||||
| static void | ||||
| appenditem(Item *item, Item **list, Item **last) | ||||
| { | ||||
| 	if (*last) | ||||
| 		(*last)->right = item; | ||||
| 	else | ||||
| 		*list = item; | ||||
|  | @ -156,25 +87,27 @@ appenditem(Item *item, Item **list, Item **last) { | |||
| 	*last = item; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| calcoffsets(void) { | ||||
| static void | ||||
| calcoffsets(void) | ||||
| { | ||||
| 	int i, n; | ||||
| 
 | ||||
| 	if(lines > 0) | ||||
| 	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) | ||||
| 	for (i = 0, next = curr; next; next = next->right) | ||||
| 		if ((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n) | ||||
| 			break; | ||||
| 	for(i = 0, prev = curr; prev && prev->left; prev = prev->left) | ||||
| 		if((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n) | ||||
| 	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 | ||||
| cleanup(void) { | ||||
| static void | ||||
| cleanup(void) | ||||
| { | ||||
| 	XUngrabKey(dpy, AnyKey, AnyModifier, root); | ||||
| 	drw_clr_free(scheme[SchemeNorm].bg); | ||||
| 	drw_clr_free(scheme[SchemeNorm].fg); | ||||
|  | @ -187,18 +120,20 @@ cleanup(void) { | |||
| 	XCloseDisplay(dpy); | ||||
| } | ||||
| 
 | ||||
| char * | ||||
| cistrstr(const char *s, const char *sub) { | ||||
| static char * | ||||
| cistrstr(const char *s, const char *sub) | ||||
| { | ||||
| 	size_t len; | ||||
| 
 | ||||
| 	for(len = strlen(sub); *s; s++) | ||||
| 		if(!strncasecmp(s, sub, len)) | ||||
| 	for (len = strlen(sub); *s; s++) | ||||
| 		if (!strncasecmp(s, sub, len)) | ||||
| 			return (char *)s; | ||||
| 	return NULL; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| drawmenu(void) { | ||||
| static void | ||||
| drawmenu(void) | ||||
| { | ||||
| 	int curpos; | ||||
| 	Item *item; | ||||
| 	int x = 0, y = 0, h = bh, w; | ||||
|  | @ -206,7 +141,7 @@ drawmenu(void) { | |||
| 	drw_setscheme(drw, &scheme[SchemeNorm]); | ||||
| 	drw_rect(drw, 0, 0, mw, mh, 1, 1, 1); | ||||
| 
 | ||||
| 	if(prompt && *prompt) { | ||||
| 	if (prompt && *prompt) { | ||||
| 		drw_setscheme(drw, &scheme[SchemeSel]); | ||||
| 		drw_text(drw, x, 0, promptw, bh, prompt, 0); | ||||
| 		x += promptw; | ||||
|  | @ -216,41 +151,40 @@ drawmenu(void) { | |||
| 	drw_setscheme(drw, &scheme[SchemeNorm]); | ||||
| 	drw_text(drw, x, 0, w, bh, text, 0); | ||||
| 
 | ||||
| 	if((curpos = TEXTNW(text, cursor) + bh/2 - 2) < w) { | ||||
| 	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); | ||||
| 	} | ||||
| 
 | ||||
| 	if(lines > 0) { | ||||
| 	if (lines > 0) { | ||||
| 		/* draw vertical list */ | ||||
| 		w = mw - x; | ||||
| 		for(item = curr; item != next; item = item->right) { | ||||
| 		for (item = curr; item != next; item = item->right) { | ||||
| 			y += h; | ||||
| 			if(item == sel) | ||||
| 			if (item == sel) | ||||
| 				drw_setscheme(drw, &scheme[SchemeSel]); | ||||
| 			else if(item->out) | ||||
| 			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); | ||||
| 		} | ||||
| 	} | ||||
| 	else if(matches) { | ||||
| 	} else if (matches) { | ||||
| 		/* draw horizontal list */ | ||||
| 		x += inputw; | ||||
| 		w = TEXTW("<"); | ||||
| 		if(curr->left) { | ||||
| 		if (curr->left) { | ||||
| 			drw_setscheme(drw, &scheme[SchemeNorm]); | ||||
| 			drw_text(drw, x, 0, w, bh, "<", 0); | ||||
| 		} | ||||
| 		for(item = curr; item != next; item = item->right) { | ||||
| 		for (item = curr; item != next; item = item->right) { | ||||
| 			x += w; | ||||
| 			w = MIN(TEXTW(item->text), mw - x - TEXTW(">")); | ||||
| 
 | ||||
| 			if(item == sel) | ||||
| 			if (item == sel) | ||||
| 				drw_setscheme(drw, &scheme[SchemeSel]); | ||||
| 			else if(item->out) | ||||
| 			else if (item->out) | ||||
| 				drw_setscheme(drw, &scheme[SchemeOut]); | ||||
| 			else | ||||
| 				drw_setscheme(drw, &scheme[SchemeNorm]); | ||||
|  | @ -258,7 +192,7 @@ drawmenu(void) { | |||
| 		} | ||||
| 		w = TEXTW(">"); | ||||
| 		x = mw - w; | ||||
| 		if(next) { | ||||
| 		if (next) { | ||||
| 			drw_setscheme(drw, &scheme[SchemeNorm]); | ||||
| 			drw_text(drw, x, 0, w, bh, ">", 0); | ||||
| 		} | ||||
|  | @ -266,13 +200,14 @@ drawmenu(void) { | |||
| 	drw_map(drw, win, 0, 0, mw, mh); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| grabkeyboard(void) { | ||||
| static void | ||||
| 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, | ||||
| 	for (i = 0; i < 1000; i++) { | ||||
| 		if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True, | ||||
| 		                 GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess) | ||||
| 			return; | ||||
| 		usleep(1000); | ||||
|  | @ -280,29 +215,31 @@ grabkeyboard(void) { | |||
| 	die("cannot grab keyboard\n"); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| insert(const char *str, ssize_t n) { | ||||
| 	if(strlen(text) + n > sizeof text - 1) | ||||
| static void | ||||
| 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) | ||||
| 	if (n > 0) | ||||
| 		memcpy(&text[cursor], str, n); | ||||
| 	cursor += n; | ||||
| 	match(); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| keypress(XKeyEvent *ev) { | ||||
| static void | ||||
| 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) | ||||
| 	if (status == XBufferOverflow) | ||||
| 		return; | ||||
| 	if(ev->state & ControlMask) | ||||
| 	if (ev->state & ControlMask) | ||||
| 		switch(ksym) { | ||||
| 		case XK_a: ksym = XK_Home;      break; | ||||
| 		case XK_b: ksym = XK_Left;      break; | ||||
|  | @ -328,9 +265,9 @@ keypress(XKeyEvent *ev) { | |||
| 			insert(NULL, 0 - cursor); | ||||
| 			break; | ||||
| 		case XK_w: /* delete word */ | ||||
| 			while(cursor > 0 && text[nextrune(-1)] == ' ') | ||||
| 			while (cursor > 0 && text[nextrune(-1)] == ' ') | ||||
| 				insert(NULL, nextrune(-1) - cursor); | ||||
| 			while(cursor > 0 && text[nextrune(-1)] != ' ') | ||||
| 			while (cursor > 0 && text[nextrune(-1)] != ' ') | ||||
| 				insert(NULL, nextrune(-1) - cursor); | ||||
| 			break; | ||||
| 		case XK_y: /* paste selection */ | ||||
|  | @ -346,7 +283,7 @@ keypress(XKeyEvent *ev) { | |||
| 		default: | ||||
| 			return; | ||||
| 		} | ||||
| 	else if(ev->state & Mod1Mask) | ||||
| 	else if (ev->state & Mod1Mask) | ||||
| 		switch(ksym) { | ||||
| 		case XK_g: ksym = XK_Home;  break; | ||||
| 		case XK_G: ksym = XK_End;   break; | ||||
|  | @ -359,31 +296,31 @@ keypress(XKeyEvent *ev) { | |||
| 		} | ||||
| 	switch(ksym) { | ||||
| 	default: | ||||
| 		if(!iscntrl(*buf)) | ||||
| 		if (!iscntrl(*buf)) | ||||
| 			insert(buf, len); | ||||
| 		break; | ||||
| 	case XK_Delete: | ||||
| 		if(text[cursor] == '\0') | ||||
| 		if (text[cursor] == '\0') | ||||
| 			return; | ||||
| 		cursor = nextrune(+1); | ||||
| 		/* fallthrough */ | ||||
| 	case XK_BackSpace: | ||||
| 		if(cursor == 0) | ||||
| 		if (cursor == 0) | ||||
| 			return; | ||||
| 		insert(NULL, nextrune(-1) - cursor); | ||||
| 		break; | ||||
| 	case XK_End: | ||||
| 		if(text[cursor] != '\0') { | ||||
| 		if (text[cursor] != '\0') { | ||||
| 			cursor = strlen(text); | ||||
| 			break; | ||||
| 		} | ||||
| 		if(next) { | ||||
| 		if (next) { | ||||
| 			/* jump to end of list and position items in reverse */ | ||||
| 			curr = matchend; | ||||
| 			calcoffsets(); | ||||
| 			curr = prev; | ||||
| 			calcoffsets(); | ||||
| 			while(next && (curr = curr->right)) | ||||
| 			while (next && (curr = curr->right)) | ||||
| 				calcoffsets(); | ||||
| 		} | ||||
| 		sel = matchend; | ||||
|  | @ -392,7 +329,7 @@ keypress(XKeyEvent *ev) { | |||
| 		cleanup(); | ||||
| 		exit(1); | ||||
| 	case XK_Home: | ||||
| 		if(sel == matches) { | ||||
| 		if (sel == matches) { | ||||
| 			cursor = 0; | ||||
| 			break; | ||||
| 		} | ||||
|  | @ -400,27 +337,27 @@ keypress(XKeyEvent *ev) { | |||
| 		calcoffsets(); | ||||
| 		break; | ||||
| 	case XK_Left: | ||||
| 		if(cursor > 0 && (!sel || !sel->left || lines > 0)) { | ||||
| 		if (cursor > 0 && (!sel || !sel->left || lines > 0)) { | ||||
| 			cursor = nextrune(-1); | ||||
| 			break; | ||||
| 		} | ||||
| 		if(lines > 0) | ||||
| 		if (lines > 0) | ||||
| 			return; | ||||
| 		/* fallthrough */ | ||||
| 	case XK_Up: | ||||
| 		if(sel && sel->left && (sel = sel->left)->right == curr) { | ||||
| 		if (sel && sel->left && (sel = sel->left)->right == curr) { | ||||
| 			curr = prev; | ||||
| 			calcoffsets(); | ||||
| 		} | ||||
| 		break; | ||||
| 	case XK_Next: | ||||
| 		if(!next) | ||||
| 		if (!next) | ||||
| 			return; | ||||
| 		sel = curr = next; | ||||
| 		calcoffsets(); | ||||
| 		break; | ||||
| 	case XK_Prior: | ||||
| 		if(!prev) | ||||
| 		if (!prev) | ||||
| 			return; | ||||
| 		sel = curr = prev; | ||||
| 		calcoffsets(); | ||||
|  | @ -428,29 +365,29 @@ keypress(XKeyEvent *ev) { | |||
| 	case XK_Return: | ||||
| 	case XK_KP_Enter: | ||||
| 		puts((sel && !(ev->state & ShiftMask)) ? sel->text : text); | ||||
| 		if(!(ev->state & ControlMask)) { | ||||
| 		if (!(ev->state & ControlMask)) { | ||||
| 			cleanup(); | ||||
| 			exit(0); | ||||
| 		} | ||||
| 		if(sel) | ||||
| 		if (sel) | ||||
| 			sel->out = true; | ||||
| 		break; | ||||
| 	case XK_Right: | ||||
| 		if(text[cursor] != '\0') { | ||||
| 		if (text[cursor] != '\0') { | ||||
| 			cursor = nextrune(+1); | ||||
| 			break; | ||||
| 		} | ||||
| 		if(lines > 0) | ||||
| 		if (lines > 0) | ||||
| 			return; | ||||
| 		/* fallthrough */ | ||||
| 	case XK_Down: | ||||
| 		if(sel && sel->right && (sel = sel->right) == next) { | ||||
| 		if (sel && sel->right && (sel = sel->right) == next) { | ||||
| 			curr = next; | ||||
| 			calcoffsets(); | ||||
| 		} | ||||
| 		break; | ||||
| 	case XK_Tab: | ||||
| 		if(!sel) | ||||
| 		if (!sel) | ||||
| 			return; | ||||
| 		strncpy(text, sel->text, sizeof text - 1); | ||||
| 		text[sizeof text - 1] = '\0'; | ||||
|  | @ -461,8 +398,9 @@ keypress(XKeyEvent *ev) { | |||
| 	drawmenu(); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| match(void) { | ||||
| static void | ||||
| match(void) | ||||
| { | ||||
| 	static char **tokv = NULL; | ||||
| 	static int tokn = 0; | ||||
| 
 | ||||
|  | @ -473,41 +411,39 @@ match(void) { | |||
| 
 | ||||
| 	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))) | ||||
| 	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])) | ||||
| 	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 */ | ||||
| 		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)) | ||||
| 		if (!tokc || !fstrncmp(tokv[0], item->text, len + 1)) | ||||
| 			appenditem(item, &matches, &matchend); | ||||
| 		else if(!fstrncmp(tokv[0], item->text, len)) | ||||
| 		else if (!fstrncmp(tokv[0], item->text, len)) | ||||
| 			appenditem(item, &lprefix, &prefixend); | ||||
| 		else | ||||
| 			appenditem(item, &lsubstr, &substrend); | ||||
| 	} | ||||
| 	if(lprefix) { | ||||
| 		if(matches) { | ||||
| 	if (lprefix) { | ||||
| 		if (matches) { | ||||
| 			matchend->right = lprefix; | ||||
| 			lprefix->left = matchend; | ||||
| 		} | ||||
| 		else | ||||
| 		} else | ||||
| 			matches = lprefix; | ||||
| 		matchend = prefixend; | ||||
| 	} | ||||
| 	if(lsubstr) { | ||||
| 		if(matches) { | ||||
| 	if (lsubstr) { | ||||
| 		if (matches) { | ||||
| 			matchend->right = lsubstr; | ||||
| 			lsubstr->left = matchend; | ||||
| 		} | ||||
| 		else | ||||
| 		} else | ||||
| 			matches = lsubstr; | ||||
| 		matchend = substrend; | ||||
| 	} | ||||
|  | @ -515,17 +451,20 @@ match(void) { | |||
| 	calcoffsets(); | ||||
| } | ||||
| 
 | ||||
| size_t | ||||
| nextrune(int inc) { | ||||
| static 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); | ||||
| 	for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc) | ||||
| 		; | ||||
| 	return n; | ||||
| } | ||||
| 
 | ||||
| void | ||||
| paste(void) { | ||||
| static void | ||||
| paste(void) | ||||
| { | ||||
| 	char *p, *q; | ||||
| 	int di; | ||||
| 	unsigned long dl; | ||||
|  | @ -534,64 +473,67 @@ paste(void) { | |||
| 	/* 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)); | ||||
| 	insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p)); | ||||
| 	XFree(p); | ||||
| 	drawmenu(); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| readstdin(void) { | ||||
| static void | ||||
| readstdin(void) | ||||
| { | ||||
| 	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)))) | ||||
| 	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'))) | ||||
| 		if ((p = strchr(buf, '\n'))) | ||||
| 			*p = '\0'; | ||||
| 		if(!(items[i].text = strdup(buf))) | ||||
| 			die("cannot strdup %u bytes:", strlen(buf)+1); | ||||
| 		if (!(items[i].text = strdup(buf))) | ||||
| 			die("cannot strdup %u bytes:", strlen(buf) + 1); | ||||
| 		items[i].out = false; | ||||
| 		if(strlen(items[i].text) > max) | ||||
| 		if (strlen(items[i].text) > max) | ||||
| 			max = strlen(maxstr = items[i].text); | ||||
| 	} | ||||
| 	if(items) | ||||
| 	if (items) | ||||
| 		items[i].text = NULL; | ||||
| 	inputw = maxstr ? TEXTW(maxstr) : 0; | ||||
| 	lines = MIN(lines, i); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| run(void) { | ||||
| static void | ||||
| run(void) | ||||
| { | ||||
| 	XEvent ev; | ||||
| 
 | ||||
| 	while(!XNextEvent(dpy, &ev)) { | ||||
| 		if(XFilterEvent(&ev, win)) | ||||
| 	while (!XNextEvent(dpy, &ev)) { | ||||
| 		if (XFilterEvent(&ev, win)) | ||||
| 			continue; | ||||
| 		switch(ev.type) { | ||||
| 		case Expose: | ||||
| 			if(ev.xexpose.count == 0) | ||||
| 			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) | ||||
| 			if (ev.xselection.property == utf8) | ||||
| 				paste(); | ||||
| 			break; | ||||
| 		case VisibilityNotify: | ||||
| 			if(ev.xvisibility.state != VisibilityUnobscured) | ||||
| 			if (ev.xvisibility.state != VisibilityUnobscured) | ||||
| 				XRaiseWindow(dpy, win); | ||||
| 			break; | ||||
| 		} | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| void | ||||
| setup(void) { | ||||
| static void | ||||
| setup(void) | ||||
| { | ||||
| 	int x, y; | ||||
| 	XSetWindowAttributes swa; | ||||
| 	XIM xim; | ||||
|  | @ -619,36 +561,35 @@ setup(void) { | |||
| 	lines = MAX(lines, 0); | ||||
| 	mh = (lines + 1) * bh; | ||||
| #ifdef XINERAMA | ||||
| 	if((info = XineramaQueryScreens(dpy, &n))) { | ||||
| 	if ((info = XineramaQueryScreens(dpy, &n))) { | ||||
| 		XGetInputFocus(dpy, &w, &di); | ||||
| 		if(mon != -1 && mon < n) | ||||
| 		if (mon != -1 && mon < n) | ||||
| 			i = mon; | ||||
| 		if(!i && w != root && w != PointerRoot && w != None) { | ||||
| 		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) | ||||
| 				if (XQueryTree(dpy, (pw = w), &dw, &w, &dws, &du) && dws) | ||||
| 					XFree(dws); | ||||
| 			} while(w != root && w != pw); | ||||
| 			} 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) { | ||||
| 			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; | ||||
| 					} | ||||
| 		} | ||||
| 		/* 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])) | ||||
| 		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 | ||||
| 	} else | ||||
| #endif | ||||
| 	{ | ||||
| 		x = 0; | ||||
|  | @ -678,9 +619,77 @@ setup(void) { | |||
| 	drawmenu(); | ||||
| } | ||||
| 
 | ||||
| void | ||||
| usage(void) { | ||||
| static 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); | ||||
| } | ||||
| 
 | ||||
| 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); | ||||
| 			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("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 */ | ||||
| } | ||||
|  |  | |||
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		Reference in New Issue