new libdraw, replaced cistrstr with fstrstr, simpler readstdin
Connor Lane Smith
parent
e149c531b8
commit
00a60cb7b2
74
dmenu.c
74
dmenu.c
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@ -13,7 +13,6 @@
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#include <draw.h>
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#define INRECT(x,y,rx,ry,rw,rh) ((x) >= (rx) && (x) < (rx)+(rw) && (y) >= (ry) && (y) < (ry)+(rh))
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#define LINEH (dc->font.height + 2)
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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#define MAX(a,b) ((a) > (b) ? (a) : (b))
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#define UTF8_CODEPOINT(c) (((c) & 0xc0) != 0x80)
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@ -27,8 +26,8 @@ struct Item {
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static void appenditem(Item *item, Item **list, Item **last);
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static void calcoffsets(void);
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static char *cistrstr(const char *s, const char *sub);
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static void drawmenu(void);
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static char *fstrstr(const char *s, const char *sub);
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static void grabkeyboard(void);
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static void insert(const char *s, ssize_t n);
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static void keypress(XKeyEvent *ev);
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@ -47,21 +46,21 @@ static const char *normbgcolor = "#cccccc";
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static const char *normfgcolor = "#000000";
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static const char *selbgcolor = "#0066ff";
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static const char *selfgcolor = "#ffffff";
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static unsigned int bh, mw, mh;
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static unsigned int inputw = 0;
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static unsigned int lines = 0;
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static unsigned int mw, mh;
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static unsigned int promptw;
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static unsigned long normcol[ColLast];
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static unsigned long selcol[ColLast];
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static Atom utf8;
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static Bool topbar = True;
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static DC *dc;
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static Item *allitems, *matches;
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static Item *curr, *prev, *next, *sel;
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static Item *items = NULL;
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static Item *matches, *sel;
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static Item *prev, *curr, *next;
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static Window root, win;
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static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
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static char *(*fstrstr)(const char *, const char *) = strstr;
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void
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appenditem(Item *item, Item **list, Item **last) {
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@ -79,28 +78,18 @@ calcoffsets(void) {
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unsigned int i, n;
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if(lines > 0)
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n = lines * LINEH;
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n = lines * bh;
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else
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n = mw - (promptw + inputw + textw(dc, "<") + textw(dc, ">"));
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for(i = 0, next = curr; next; next = next->right)
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if((i += (lines > 0) ? LINEH : MIN(textw(dc, next->text), mw/3)) > n)
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if((i += (lines > 0) ? bh : MIN(textw(dc, next->text), mw/3)) > n)
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break;
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for(i = 0, prev = curr; prev && prev->left; prev = prev->left)
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if((i += (lines > 0) ? LINEH : MIN(textw(dc, prev->left->text), mw/3)) > n)
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if((i += (lines > 0) ? bh : MIN(textw(dc, prev->left->text), mw/3)) > n)
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break;
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}
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char *
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cistrstr(const char *s, const char *sub) {
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size_t len;
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for(len = strlen(sub); *s; s++)
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if(!strncasecmp(s, sub, len))
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return (char *)s;
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return NULL;
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}
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void
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drawmenu(void) {
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int curpos;
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@ -108,8 +97,8 @@ drawmenu(void) {
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dc->x = 0;
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dc->y = 0;
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dc->h = LINEH;
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drawrect(dc, 0, 0, mw, mh, BG(dc, normcol));
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dc->h = bh;
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drawrect(dc, 0, 0, mw, mh, True, BG(dc, normcol));
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if(prompt) {
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dc->w = promptw;
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@ -119,7 +108,7 @@ drawmenu(void) {
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dc->w = (lines > 0 || !matches) ? mw - dc->x : inputw;
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drawtext(dc, text, normcol);
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if((curpos = textnw(dc, text, cursor) + dc->h/2 - 2) < dc->w)
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drawrect(dc, curpos, 2, 1, dc->h - 4, FG(dc, normcol));
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drawrect(dc, curpos, 2, 1, dc->h - 4, True, FG(dc, normcol));
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if(lines > 0) {
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dc->w = mw - dc->x;
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@ -143,7 +132,17 @@ drawmenu(void) {
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if(next)
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drawtext(dc, ">", normcol);
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}
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commitdraw(dc, win);
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commitdraw(dc, win, mw, mh);
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}
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char *
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fstrstr(const char *s, const char *sub) {
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size_t len;
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for(len = strlen(sub); *s; s++)
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if(!fstrncmp(s, sub, len))
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return (char *)s;
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return NULL;
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}
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void
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@ -338,13 +337,14 @@ match(void) {
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len = strlen(text);
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matches = lexact = lprefix = lsubstr = itemend = exactend = prefixend = substrend = NULL;
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for(item = allitems; item; item = item->next)
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for(item = items; item; item = item->next)
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if(!fstrncmp(text, item->text, len + 1))
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appenditem(item, &lexact, &exactend);
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else if(!fstrncmp(text, item->text, len))
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appenditem(item, &lprefix, &prefixend);
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else if(fstrstr(item->text, text))
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appenditem(item, &lsubstr, &substrend);
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if(lexact) {
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matches = lexact;
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itemend = exactend;
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@ -387,22 +387,17 @@ paste(void) {
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void
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readstdin(void) {
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char buf[sizeof text], *p;
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Item *item, *new;
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Item *item, **end;
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allitems = NULL;
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for(item = NULL; fgets(buf, sizeof buf, stdin); item = new) {
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for(end = &items; fgets(buf, sizeof buf, stdin); *end = item, end = &item->next) {
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if((p = strchr(buf, '\n')))
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*p = '\0';
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if(!(new = malloc(sizeof *new)))
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eprintf("cannot malloc %u bytes\n", sizeof *new);
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if(!(new->text = strdup(buf)))
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if(!(item = malloc(sizeof *item)))
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eprintf("cannot malloc %u bytes\n", sizeof *item);
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if(!(item->text = strdup(buf)))
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eprintf("cannot strdup %u bytes\n", strlen(buf)+1);
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inputw = MAX(inputw, textw(dc, new->text));
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new->next = new->left = new->right = NULL;
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if(item)
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item->next = new;
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else
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allitems = new;
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inputw = MAX(inputw, textw(dc, item->text));
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item->next = item->left = item->right = NULL;
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}
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}
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@ -449,7 +444,8 @@ setup(void) {
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selcol[ColFG] = getcolor(dc, selfgcolor);
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/* menu geometry */
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mh = (lines + 1) * LINEH;
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bh = dc->font.height + 2;
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mh = (lines + 1) * bh;
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#ifdef XINERAMA
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if((info = XineramaQueryScreens(dc->dpy, &n))) {
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int i, di;
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@ -510,10 +506,8 @@ main(int argc, char *argv[]) {
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}
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else if(!strcmp(argv[i], "-b"))
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topbar = False;
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else if(!strcmp(argv[i], "-i")) {
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else if(!strcmp(argv[i], "-i"))
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fstrncmp = strncasecmp;
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fstrstr = cistrstr;
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}
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else if(i == argc-1)
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usage();
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/* double flags */
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