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@ -1,16 +1,37 @@ |
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/* See LICENSE file for copyright and license details. */ |
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#include "dmenu.h" |
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#include <ctype.h> |
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#include <locale.h> |
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#include <stdarg.h> |
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <unistd.h> |
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#include <X11/Xlib.h> |
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#include <X11/Xutil.h> |
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#include <X11/keysym.h> |
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/* macros */ |
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#define CLEANMASK(mask) (mask & ~(numlockmask | LockMask)) |
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/* enums */ |
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enum { ColFG, ColBG, ColLast }; |
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/* typedefs */ |
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typedef struct { |
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int x, y, w, h; |
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unsigned long norm[ColLast]; |
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unsigned long sel[ColLast]; |
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Drawable drawable; |
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GC gc; |
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struct { |
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XFontStruct *xfont; |
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XFontSet set; |
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int ascent; |
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int descent; |
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int height; |
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} font; |
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} DC; /* draw context */ |
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typedef struct Item Item; |
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struct Item { |
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Item *next; /* traverses all items */ |
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@ -18,8 +39,29 @@ struct Item { |
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char *text; |
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}; |
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/* static */ |
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/* forward declarations */ |
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static void *emalloc(unsigned int size); |
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static void eprint(const char *errstr, ...); |
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static char *estrdup(const char *str); |
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static void drawtext(const char *text, unsigned long col[ColLast]); |
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static unsigned int textw(const char *text); |
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static unsigned int textnw(const char *text, unsigned int len); |
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static void calcoffsets(void); |
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static void drawmenu(void); |
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static Bool grabkeyboard(void); |
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static unsigned long getcolor(const char *colstr); |
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static void initfont(const char *fontstr); |
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static int strido(const char *text, const char *pattern); |
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static void match(char *pattern); |
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static void kpress(XKeyEvent * e); |
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static char *readstdin(void); |
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static void usage(void); |
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/* variables */ |
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static int screen; |
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static Display *dpy; |
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static DC dc = {0}; |
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static char text[4096]; |
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static char *prompt = NULL; |
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static int mw, mh; |
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@ -38,6 +80,93 @@ static Item *curr = NULL; |
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static Window root; |
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static Window win; |
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#include "config.h" |
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static void * |
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emalloc(unsigned int size) { |
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void *res = malloc(size); |
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if(!res) |
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eprint("fatal: could not malloc() %u bytes\n", size); |
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return res; |
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} |
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static void |
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eprint(const char *errstr, ...) { |
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va_list ap; |
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va_start(ap, errstr); |
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vfprintf(stderr, errstr, ap); |
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va_end(ap); |
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exit(EXIT_FAILURE); |
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} |
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static char * |
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estrdup(const char *str) { |
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void *res = strdup(str); |
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if(!res) |
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eprint("fatal: could not malloc() %u bytes\n", strlen(str)); |
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return res; |
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} |
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static void |
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drawtext(const char *text, unsigned long col[ColLast]) { |
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int x, y, w, h; |
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static char buf[256]; |
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unsigned int len, olen; |
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XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
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XSetForeground(dpy, dc.gc, col[ColBG]); |
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XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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if(!text) |
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return; |
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w = 0; |
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olen = len = strlen(text); |
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if(len >= sizeof buf) |
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len = sizeof buf - 1; |
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memcpy(buf, text, len); |
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buf[len] = 0; |
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h = dc.font.ascent + dc.font.descent; |
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y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; |
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x = dc.x + (h / 2); |
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/* shorten text if necessary */ |
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while(len && (w = textnw(buf, len)) > dc.w - h) |
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buf[--len] = 0; |
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if(len < olen) { |
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if(len > 1) |
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buf[len - 1] = '.'; |
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if(len > 2) |
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buf[len - 2] = '.'; |
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if(len > 3) |
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buf[len - 3] = '.'; |
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} |
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if(w > dc.w) |
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return; /* too long */ |
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XSetForeground(dpy, dc.gc, col[ColFG]); |
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if(dc.font.set) |
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XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len); |
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else |
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XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); |
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} |
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static unsigned int |
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textw(const char *text) { |
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return textnw(text, strlen(text)) + dc.font.height; |
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} |
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static unsigned int |
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textnw(const char *text, unsigned int len) { |
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XRectangle r; |
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if(dc.font.set) { |
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XmbTextExtents(dc.font.set, text, len, NULL, &r); |
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return r.width; |
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} |
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return XTextWidth(dc.font.xfont, text, len); |
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} |
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static void |
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calcoffsets(void) { |
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unsigned int tw, w; |
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@ -119,7 +248,7 @@ grabkeyboard(void) { |
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} |
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static unsigned long |
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initcolor(const char *colstr) { |
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getcolor(const char *colstr) { |
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Colormap cmap = DefaultColormap(dpy, screen); |
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XColor color; |
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@ -435,12 +564,6 @@ usage(void) { |
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" [-p <prompt>] [-sb <color>] [-sf <color>] [-v]\n"); |
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} |
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/* extern */ |
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int screen; |
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Display *dpy; |
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DC dc = {0}; |
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int |
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main(int argc, char *argv[]) { |
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Bool bottom = False; |
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@ -508,10 +631,10 @@ main(int argc, char *argv[]) { |
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} |
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XFreeModifiermap(modmap); |
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/* style */ |
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dc.norm[ColBG] = initcolor(normbg); |
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dc.norm[ColFG] = initcolor(normfg); |
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dc.sel[ColBG] = initcolor(selbg); |
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dc.sel[ColFG] = initcolor(selfg); |
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dc.norm[ColBG] = getcolor(normbg); |
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dc.norm[ColFG] = getcolor(normfg); |
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dc.sel[ColBG] = getcolor(selbg); |
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dc.sel[ColFG] = getcolor(selfg); |
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initfont(font); |
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/* menu window */ |
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wa.override_redirect = 1; |
Anselm R. Garbe
17 years ago