mirror of git://git.suckless.org/dmenu
efficiency tweaks
This commit is contained in:
Connor Lane Smith
parent
16a0c0d52a
commit
2b92c95230
88
dmenu.c
88
dmenu.c
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@ -25,8 +25,8 @@ 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 *str, ssize_t n);
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static void keypress(XKeyEvent *ev);
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@ -60,6 +60,7 @@ static Item *prev, *curr, *next, *sel;
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static Window 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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int
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main(int argc, char *argv[]) {
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@ -76,8 +77,10 @@ main(int argc, char *argv[]) {
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topbar = False;
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else if(!strcmp(argv[i], "-f"))
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fast = True;
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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+1 == argc)
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usage();
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/* double flags */
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@ -112,7 +115,7 @@ main(int argc, char *argv[]) {
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setup();
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run();
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return EXIT_FAILURE; /* should not reach */
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return EXIT_FAILURE; /* unreachable */
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}
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void
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@ -121,6 +124,7 @@ appenditem(Item *item, Item **list, Item **last) {
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*list = item;
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else
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(*last)->right = item;
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item->left = *last;
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item->right = NULL;
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*last = item;
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@ -143,6 +147,16 @@ calcoffsets(void) {
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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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@ -188,16 +202,6 @@ drawmenu(void) {
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mapdc(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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grabkeyboard(void) {
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int i;
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@ -233,46 +237,23 @@ keypress(XKeyEvent *ev) {
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XConvertCase(ksym, &lower, &upper);
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switch(lower) {
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default:
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return;
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case XK_a:
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ksym = XK_Home;
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break;
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case XK_b:
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ksym = XK_Left;
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break;
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case XK_c:
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ksym = XK_Escape;
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break;
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case XK_d:
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ksym = XK_Delete;
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break;
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case XK_e:
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ksym = XK_End;
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break;
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case XK_f:
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ksym = XK_Right;
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break;
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case XK_h:
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ksym = XK_BackSpace;
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break;
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case XK_i:
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ksym = XK_Tab;
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break;
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case XK_j:
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case XK_m:
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ksym = XK_Return;
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break;
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case XK_a: ksym = XK_Home; break;
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case XK_b: ksym = XK_Left; break;
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case XK_c: ksym = XK_Escape; break;
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case XK_d: ksym = XK_Delete; break;
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case XK_e: ksym = XK_End; break;
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case XK_f: ksym = XK_Right; break;
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case XK_h: ksym = XK_BackSpace; break;
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case XK_i: ksym = XK_Tab; break;
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case XK_j: ksym = XK_Return; break;
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case XK_m: ksym = XK_Return; break;
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case XK_n: ksym = XK_Up; break;
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case XK_p: ksym = XK_Down; break;
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case XK_k: /* delete right */
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text[cursor] = '\0';
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match(False);
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break;
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case XK_n:
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ksym = XK_Next;
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break;
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case XK_p:
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ksym = XK_Prior;
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break;
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case XK_u: /* delete left */
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insert(NULL, 0 - cursor);
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break;
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@ -285,6 +266,8 @@ keypress(XKeyEvent *ev) {
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case XK_y: /* paste selection */
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XConvertSelection(dc->dpy, XA_PRIMARY, utf8, utf8, win, CurrentTime);
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return;
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default:
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return;
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}
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}
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switch(ksym) {
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@ -297,7 +280,8 @@ keypress(XKeyEvent *ev) {
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return;
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cursor = nextrune(+1);
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case XK_BackSpace:
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if(cursor > 0)
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if(cursor == 0)
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return;
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insert(NULL, nextrune(-1) - cursor);
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break;
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case XK_End:
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@ -351,7 +335,7 @@ keypress(XKeyEvent *ev) {
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break;
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case XK_Return:
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case XK_KP_Enter:
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fputs((sel && !(ev->state & ShiftMask)) ? sel->text : text, stdout);
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puts((sel && !(ev->state & ShiftMask)) ? sel->text : text);
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exit(EXIT_SUCCESS);
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case XK_Right:
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if(text[cursor] != '\0') {
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@ -468,7 +452,7 @@ run(void) {
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switch(ev.type) {
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case Expose:
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if(ev.xexpose.count == 0)
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drawmenu();
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mapdc(dc, win, mw, mh);
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break;
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case KeyPress:
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keypress(&ev.xkey);
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6
draw.c
6
draw.c
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@ -96,7 +96,7 @@ initdc(void) {
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DC *dc;
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if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
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fprintf(stderr, "no locale support\n");
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fputs("no locale support\n", stderr);
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if(!(dc = calloc(1, sizeof *dc)))
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eprintf("cannot malloc %u bytes:", sizeof *dc);
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if(!(dc->dpy = XOpenDisplay(NULL)))
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@ -153,10 +153,10 @@ resizedc(DC *dc, unsigned int w, unsigned int h) {
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if(dc->canvas)
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XFreePixmap(dc->dpy, dc->canvas);
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dc->canvas = XCreatePixmap(dc->dpy, DefaultRootWindow(dc->dpy), w, h,
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DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
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dc->w = w;
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dc->h = h;
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dc->canvas = XCreatePixmap(dc->dpy, DefaultRootWindow(dc->dpy), w, h,
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DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
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}
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int
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