removed libdc dependence

This commit is contained in:
Connor Lane Smith 2010-11-11 23:56:39 +00:00
parent 7cf66b443a
commit a0a99d10e1
6 changed files with 269 additions and 34 deletions

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@ -3,7 +3,7 @@
include config.mk
all: options dmenu dmenu_path
all: options dmenu dmenu_path config.mk
options:
@echo dmenu build options:
@ -11,16 +11,20 @@ options:
@echo "LDFLAGS = ${LDFLAGS}"
@echo "CC = ${CC}"
dmenu: dmenu.c config.mk
dmenu_path: dmenu_path.c
dmenu: dmenu.o draw.o
dmenu_path: dmenu_path.o
.c.o:
@echo CC -c $<
@${CC} -c $< ${CFLAGS}
dmenu dmenu_path:
@echo CC -o $@
@${CC} -o $@ $< ${CFLAGS} ${LDFLAGS}
@${CC} -o $@ $+ ${LDFLAGS}
clean:
@echo cleaning
@rm -f dmenu dmenu_path dmenu-${VERSION}.tar.gz
@rm -f dmenu dmenu.o draw.o dmenu_path dmenu_path.o dmenu-${VERSION}.tar.gz
dist: clean
@echo creating dist tarball

2
README
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@ -7,8 +7,6 @@ Requirements
------------
In order to build dmenu you need the Xlib header files.
You also need libdc, available from http://hg.suckless.org/libdraw
Installation
------------

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@ -16,7 +16,7 @@ XINERAMAFLAGS = -DXINERAMA
# includes and libs
INCS = -I${X11INC}
LIBS = -L${X11LIB} -ldc -lX11 ${XINERAMALIBS}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS}
# flags
CPPFLAGS = -D_BSD_SOURCE -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}

52
dmenu.c
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@ -10,7 +10,7 @@
#ifdef XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include <dc.h>
#include "draw.h"
#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))
@ -81,13 +81,13 @@ calcoffsets(void) {
if(lines > 0)
n = lines * bh;
else
n = mw - (promptw + inputw + dc_textw(dc, "<") + dc_textw(dc, ">"));
n = mw - (promptw + inputw + textw(dc, "<") + textw(dc, ">"));
for(i = 0, next = curr; next; next = next->right)
if((i += (lines > 0) ? bh : MIN(dc_textw(dc, next->text), n)) > n)
if((i += (lines > 0) ? bh : MIN(textw(dc, next->text), n)) > n)
break;
for(i = 0, prev = curr; prev && prev->left; prev = prev->left)
if((i += (lines > 0) ? bh : MIN(dc_textw(dc, prev->left->text), n)) > n)
if((i += (lines > 0) ? bh : MIN(textw(dc, prev->left->text), n)) > n)
break;
}
@ -99,41 +99,41 @@ drawmenu(void) {
dc->x = 0;
dc->y = 0;
dc->h = bh;
dc_drawrect(dc, 0, 0, mw, mh, True, BG(dc, normcol));
drawrect(dc, 0, 0, mw, mh, True, BG(dc, normcol));
if(prompt) {
dc->w = promptw;
dc_drawtext(dc, prompt, selcol);
drawtext(dc, prompt, selcol);
dc->x = dc->w;
}
dc->w = (lines > 0 || !matches) ? mw - dc->x : inputw;
dc_drawtext(dc, text, normcol);
if((curpos = dc_textnw(dc, text, cursor) + dc->h/2 - 2) < dc->w)
dc_drawrect(dc, curpos, 2, 1, dc->h - 4, True, FG(dc, normcol));
drawtext(dc, text, normcol);
if((curpos = textnw(dc, text, cursor) + dc->h/2 - 2) < dc->w)
drawrect(dc, curpos, 2, 1, dc->h - 4, True, FG(dc, normcol));
if(lines > 0) {
dc->w = mw - dc->x;
for(item = curr; item != next; item = item->right) {
dc->y += dc->h;
dc_drawtext(dc, item->text, (item == sel) ? selcol : normcol);
drawtext(dc, item->text, (item == sel) ? selcol : normcol);
}
}
else if(matches) {
dc->x += inputw;
dc->w = dc_textw(dc, "<");
dc->w = textw(dc, "<");
if(curr->left)
dc_drawtext(dc, "<", normcol);
drawtext(dc, "<", normcol);
for(item = curr; item != next; item = item->right) {
dc->x += dc->w;
dc->w = MIN(dc_textw(dc, item->text), mw - dc->x - dc_textw(dc, ">"));
dc_drawtext(dc, item->text, (item == sel) ? selcol : normcol);
dc->w = MIN(textw(dc, item->text), mw - dc->x - textw(dc, ">"));
drawtext(dc, item->text, (item == sel) ? selcol : normcol);
}
dc->w = dc_textw(dc, ">");
dc->w = textw(dc, ">");
dc->x = mw - dc->w;
if(next)
dc_drawtext(dc, ">", normcol);
drawtext(dc, ">", normcol);
}
dc_map(dc, win, mw, mh);
mapdc(dc, win, mw, mh);
}
char *
@ -398,7 +398,7 @@ readstdin(void) {
if(!(item->text = strdup(buf)))
eprintf("cannot strdup %u bytes\n", strlen(buf)+1);
item->next = item->left = item->right = NULL;
inputw = MAX(inputw, dc_textw(dc, item->text));
inputw = MAX(inputw, textw(dc, item->text));
}
}
@ -439,10 +439,10 @@ setup(void) {
root = RootWindow(dc->dpy, screen);
utf8 = XInternAtom(dc->dpy, "UTF8_STRING", False);
normcol[ColBG] = dc_color(dc, normbgcolor);
normcol[ColFG] = dc_color(dc, normfgcolor);
selcol[ColBG] = dc_color(dc, selbgcolor);
selcol[ColFG] = dc_color(dc, selfgcolor);
normcol[ColBG] = getcolor(dc, normbgcolor);
normcol[ColFG] = getcolor(dc, normfgcolor);
selcol[ColBG] = getcolor(dc, selbgcolor);
selcol[ColFG] = getcolor(dc, selfgcolor);
/* menu geometry */
bh = dc->font.height + 2;
@ -481,9 +481,9 @@ setup(void) {
CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
grabkeyboard();
dc_resize(dc, mw, mh);
resizedc(dc, mw, mh);
inputw = MIN(inputw, mw/3);
promptw = prompt ? dc_textw(dc, prompt) : 0;
promptw = prompt ? textw(dc, prompt) : 0;
XMapRaised(dc->dpy, win);
text[0] = '\0';
match();
@ -533,8 +533,8 @@ main(int argc, char *argv[]) {
else
usage();
dc = dc_init();
dc_font(dc, font);
dc = initdc();
initfont(dc, font);
readstdin();
setup();
run();

196
draw.c Normal file
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@ -0,0 +1,196 @@
/* See LICENSE file for copyright and license details. */
#include <locale.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <X11/Xlib.h>
#include "draw.h"
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define FG(dc, col) ((col)[(dc)->invert ? ColBG : ColFG])
#define BG(dc, col) ((col)[(dc)->invert ? ColFG : ColBG])
#define DEFFONT "fixed"
static Bool loadfont(DC *dc, const char *fontstr);
void
drawrect(DC *dc, int x, int y, unsigned int w, unsigned int h, Bool fill, unsigned long color) {
XRectangle r = { dc->x + x, dc->y + y, w, h };
if(!fill) {
r.width -= 1;
r.height -= 1;
}
XSetForeground(dc->dpy, dc->gc, color);
(fill ? XFillRectangles : XDrawRectangles)(dc->dpy, dc->canvas, dc->gc, &r, 1);
}
void
drawtext(DC *dc, const char *text, unsigned long col[ColLast]) {
char buf[256];
size_t n, mn;
/* shorten text if necessary */
n = strlen(text);
for(mn = MIN(n, sizeof buf); textnw(dc, text, mn) > dc->w - dc->font.height/2; mn--)
if(mn == 0)
return;
memcpy(buf, text, mn);
if(mn < n)
for(n = MAX(mn-3, 0); n < mn; buf[n++] = '.');
drawrect(dc, 0, 0, dc->w, dc->h, True, BG(dc, col));
drawtextn(dc, buf, mn, col);
}
void
drawtextn(DC *dc, const char *text, size_t n, unsigned long col[ColLast]) {
int x, y;
x = dc->x + dc->font.height/2;
y = dc->y + dc->font.ascent+1;
XSetForeground(dc->dpy, dc->gc, FG(dc, col));
if(dc->font.set)
XmbDrawString(dc->dpy, dc->canvas, dc->font.set, dc->gc, x, y, text, n);
else {
XSetFont(dc->dpy, dc->gc, dc->font.xfont->fid);
XDrawString(dc->dpy, dc->canvas, dc->gc, x, y, text, n);
}
}
void
eprintf(const char *fmt, ...) {
va_list ap;
fprintf(stderr, "%s: ", progname);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
void
freedc(DC *dc) {
if(dc->font.set)
XFreeFontSet(dc->dpy, dc->font.set);
if(dc->font.xfont)
XFreeFont(dc->dpy, dc->font.xfont);
if(dc->canvas)
XFreePixmap(dc->dpy, dc->canvas);
XFreeGC(dc->dpy, dc->gc);
XCloseDisplay(dc->dpy);
free(dc);
}
unsigned long
getcolor(DC *dc, const char *colstr) {
Colormap cmap = DefaultColormap(dc->dpy, DefaultScreen(dc->dpy));
XColor color;
if(!XAllocNamedColor(dc->dpy, cmap, colstr, &color, &color))
eprintf("cannot allocate color '%s'\n", colstr);
return color.pixel;
}
DC *
initdc(void) {
DC *dc;
if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
weprintf("no locale support\n");
if(!(dc = malloc(sizeof *dc)))
eprintf("cannot malloc %u bytes\n", sizeof *dc);
if(!(dc->dpy = XOpenDisplay(NULL)))
eprintf("cannot open display\n");
dc->gc = XCreateGC(dc->dpy, DefaultRootWindow(dc->dpy), 0, NULL);
XSetLineAttributes(dc->dpy, dc->gc, 1, LineSolid, CapButt, JoinMiter);
dc->font.xfont = NULL;
dc->font.set = NULL;
dc->canvas = None;
return dc;
}
void
initfont(DC *dc, const char *fontstr) {
if(!loadfont(dc, fontstr ? fontstr : DEFFONT)) {
if(fontstr != NULL)
weprintf("cannot load font '%s'\n", fontstr);
if(fontstr == NULL || !loadfont(dc, DEFFONT))
eprintf("cannot load font '%s'\n", DEFFONT);
}
dc->font.height = dc->font.ascent + dc->font.descent;
}
Bool
loadfont(DC *dc, const char *fontstr) {
char *def, **missing;
int i, n;
if(!*fontstr)
return False;
if((dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def))) {
char **names;
XFontStruct **xfonts;
n = XFontsOfFontSet(dc->font.set, &xfonts, &names);
for(i = dc->font.ascent = dc->font.descent = 0; i < n; i++) {
dc->font.ascent = MAX(dc->font.ascent, xfonts[i]->ascent);
dc->font.descent = MAX(dc->font.descent, xfonts[i]->descent);
}
}
else if((dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr))) {
dc->font.ascent = dc->font.xfont->ascent;
dc->font.descent = dc->font.xfont->descent;
}
if(missing)
XFreeStringList(missing);
return (dc->font.set || dc->font.xfont);
}
void
mapdc(DC *dc, Window win, unsigned int w, unsigned int h) {
XCopyArea(dc->dpy, dc->canvas, win, dc->gc, 0, 0, w, h, 0, 0);
}
void
resizedc(DC *dc, unsigned int w, unsigned int h) {
if(dc->canvas)
XFreePixmap(dc->dpy, dc->canvas);
dc->canvas = XCreatePixmap(dc->dpy, DefaultRootWindow(dc->dpy), w, h,
DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
dc->x = dc->y = 0;
dc->w = w;
dc->h = h;
dc->invert = False;
}
int
textnw(DC *dc, const char *text, size_t len) {
if(dc->font.set) {
XRectangle r;
XmbTextExtents(dc->font.set, text, len, NULL, &r);
return r.width;
}
return XTextWidth(dc->font.xfont, text, len);
}
int
textw(DC *dc, const char *text) {
return textnw(dc, text, strlen(text)) + dc->font.height;
}
void
weprintf(const char *fmt, ...) {
va_list ap;
fprintf(stderr, "%s: warning: ", progname);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
}

37
draw.h Normal file
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@ -0,0 +1,37 @@
/* See LICENSE file for copyright and license details. */
#define FG(dc, col) ((col)[(dc)->invert ? ColBG : ColFG])
#define BG(dc, col) ((col)[(dc)->invert ? ColFG : ColBG])
enum { ColBG, ColFG, ColBorder, ColLast };
typedef struct {
int x, y, w, h;
Bool invert;
Display *dpy;
GC gc;
Pixmap canvas;
struct {
int ascent;
int descent;
int height;
XFontSet set;
XFontStruct *xfont;
} font;
} DC; /* draw context */
unsigned long getcolor(DC *dc, const char *colstr);
void drawrect(DC *dc, int x, int y, unsigned int w, unsigned int h, Bool fill, unsigned long color);
void drawtext(DC *dc, const char *text, unsigned long col[ColLast]);
void drawtextn(DC *dc, const char *text, size_t n, unsigned long col[ColLast]);
void initfont(DC *dc, const char *fontstr);
void freedc(DC *dc);
DC *initdc(void);
void mapdc(DC *dc, Window win, unsigned int w, unsigned int h);
void resizedc(DC *dc, unsigned int w, unsigned int h);
int textnw(DC *dc, const char *text, size_t len);
int textw(DC *dc, const char *text);
void eprintf(const char *fmt, ...);
void weprintf(const char *fmt, ...);
const char *progname;