removed libdc dependence
This commit is contained in:
Connor Lane Smith
14
Makefile
14
Makefile
@ -3,7 +3,7 @@
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include config.mk
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all: options dmenu dmenu_path
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all: options dmenu dmenu_path config.mk
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options:
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@echo dmenu build options:
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@ -11,16 +11,20 @@ options:
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@echo "LDFLAGS = ${LDFLAGS}"
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@echo "CC = ${CC}"
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dmenu: dmenu.c config.mk
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dmenu_path: dmenu_path.c
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dmenu: dmenu.o draw.o
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dmenu_path: dmenu_path.o
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.c.o:
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@echo CC -c $<
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@${CC} -c $< ${CFLAGS}
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dmenu dmenu_path:
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@echo CC -o $@
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@${CC} -o $@ $< ${CFLAGS} ${LDFLAGS}
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@${CC} -o $@ $+ ${LDFLAGS}
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clean:
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@echo cleaning
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@rm -f dmenu dmenu_path dmenu-${VERSION}.tar.gz
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@rm -f dmenu dmenu.o draw.o dmenu_path dmenu_path.o dmenu-${VERSION}.tar.gz
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dist: clean
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@echo creating dist tarball
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2
README
2
README
@ -7,8 +7,6 @@ Requirements
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------------
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In order to build dmenu you need the Xlib header files.
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You also need libdc, available from http://hg.suckless.org/libdraw
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Installation
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------------
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@ -16,7 +16,7 @@ XINERAMAFLAGS = -DXINERAMA
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# includes and libs
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INCS = -I${X11INC}
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LIBS = -L${X11LIB} -ldc -lX11 ${XINERAMALIBS}
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LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS}
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# flags
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CPPFLAGS = -D_BSD_SOURCE -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
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52
dmenu.c
52
dmenu.c
@ -10,7 +10,7 @@
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#ifdef XINERAMA
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#include <X11/extensions/Xinerama.h>
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#endif
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#include <dc.h>
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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 MIN(a,b) ((a) < (b) ? (a) : (b))
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@ -81,13 +81,13 @@ calcoffsets(void) {
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if(lines > 0)
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n = lines * bh;
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else
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n = mw - (promptw + inputw + dc_textw(dc, "<") + dc_textw(dc, ">"));
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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) ? bh : MIN(dc_textw(dc, next->text), n)) > n)
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if((i += (lines > 0) ? bh : MIN(textw(dc, next->text), n)) > 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) ? bh : MIN(dc_textw(dc, prev->left->text), n)) > n)
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if((i += (lines > 0) ? bh : MIN(textw(dc, prev->left->text), n)) > n)
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break;
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}
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@ -99,41 +99,41 @@ drawmenu(void) {
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dc->x = 0;
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dc->y = 0;
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dc->h = bh;
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dc_drawrect(dc, 0, 0, mw, mh, True, BG(dc, normcol));
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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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dc_drawtext(dc, prompt, selcol);
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drawtext(dc, prompt, selcol);
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dc->x = dc->w;
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}
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dc->w = (lines > 0 || !matches) ? mw - dc->x : inputw;
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dc_drawtext(dc, text, normcol);
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if((curpos = dc_textnw(dc, text, cursor) + dc->h/2 - 2) < dc->w)
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dc_drawrect(dc, curpos, 2, 1, dc->h - 4, True, FG(dc, normcol));
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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, True, FG(dc, normcol));
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if(lines > 0) {
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dc->w = mw - dc->x;
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for(item = curr; item != next; item = item->right) {
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dc->y += dc->h;
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dc_drawtext(dc, item->text, (item == sel) ? selcol : normcol);
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drawtext(dc, item->text, (item == sel) ? selcol : normcol);
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}
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}
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else if(matches) {
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dc->x += inputw;
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dc->w = dc_textw(dc, "<");
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dc->w = textw(dc, "<");
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if(curr->left)
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dc_drawtext(dc, "<", normcol);
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drawtext(dc, "<", normcol);
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for(item = curr; item != next; item = item->right) {
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dc->x += dc->w;
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dc->w = MIN(dc_textw(dc, item->text), mw - dc->x - dc_textw(dc, ">"));
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dc_drawtext(dc, item->text, (item == sel) ? selcol : normcol);
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dc->w = MIN(textw(dc, item->text), mw - dc->x - textw(dc, ">"));
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drawtext(dc, item->text, (item == sel) ? selcol : normcol);
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}
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dc->w = dc_textw(dc, ">");
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dc->w = textw(dc, ">");
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dc->x = mw - dc->w;
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if(next)
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dc_drawtext(dc, ">", normcol);
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drawtext(dc, ">", normcol);
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}
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dc_map(dc, win, mw, mh);
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mapdc(dc, win, mw, mh);
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}
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char *
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@ -398,7 +398,7 @@ readstdin(void) {
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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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item->next = item->left = item->right = NULL;
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inputw = MAX(inputw, dc_textw(dc, item->text));
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inputw = MAX(inputw, textw(dc, item->text));
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}
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}
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@ -439,10 +439,10 @@ setup(void) {
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root = RootWindow(dc->dpy, screen);
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utf8 = XInternAtom(dc->dpy, "UTF8_STRING", False);
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normcol[ColBG] = dc_color(dc, normbgcolor);
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normcol[ColFG] = dc_color(dc, normfgcolor);
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selcol[ColBG] = dc_color(dc, selbgcolor);
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selcol[ColFG] = dc_color(dc, selfgcolor);
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normcol[ColBG] = getcolor(dc, normbgcolor);
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normcol[ColFG] = getcolor(dc, normfgcolor);
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selcol[ColBG] = getcolor(dc, selbgcolor);
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selcol[ColFG] = getcolor(dc, selfgcolor);
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/* menu geometry */
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bh = dc->font.height + 2;
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@ -481,9 +481,9 @@ setup(void) {
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CWOverrideRedirect | CWBackPixmap | CWEventMask, &wa);
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grabkeyboard();
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dc_resize(dc, mw, mh);
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resizedc(dc, mw, mh);
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inputw = MIN(inputw, mw/3);
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promptw = prompt ? dc_textw(dc, prompt) : 0;
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promptw = prompt ? textw(dc, prompt) : 0;
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XMapRaised(dc->dpy, win);
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text[0] = '\0';
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match();
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@ -533,8 +533,8 @@ main(int argc, char *argv[]) {
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else
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usage();
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dc = dc_init();
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dc_font(dc, font);
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dc = initdc();
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initfont(dc, font);
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readstdin();
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setup();
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run();
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196
draw.c
Normal file
196
draw.c
Normal file
@ -0,0 +1,196 @@
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/* See LICENSE file for copyright and license details. */
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#include <locale.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <X11/Xlib.h>
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#include "draw.h"
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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#define FG(dc, col) ((col)[(dc)->invert ? ColBG : ColFG])
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#define BG(dc, col) ((col)[(dc)->invert ? ColFG : ColBG])
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#define DEFFONT "fixed"
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static Bool loadfont(DC *dc, const char *fontstr);
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void
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drawrect(DC *dc, int x, int y, unsigned int w, unsigned int h, Bool fill, unsigned long color) {
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XRectangle r = { dc->x + x, dc->y + y, w, h };
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if(!fill) {
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r.width -= 1;
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r.height -= 1;
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}
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XSetForeground(dc->dpy, dc->gc, color);
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(fill ? XFillRectangles : XDrawRectangles)(dc->dpy, dc->canvas, dc->gc, &r, 1);
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}
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void
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drawtext(DC *dc, const char *text, unsigned long col[ColLast]) {
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char buf[256];
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size_t n, mn;
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/* shorten text if necessary */
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n = strlen(text);
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for(mn = MIN(n, sizeof buf); textnw(dc, text, mn) > dc->w - dc->font.height/2; mn--)
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if(mn == 0)
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return;
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memcpy(buf, text, mn);
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if(mn < n)
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for(n = MAX(mn-3, 0); n < mn; buf[n++] = '.');
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drawrect(dc, 0, 0, dc->w, dc->h, True, BG(dc, col));
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drawtextn(dc, buf, mn, col);
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}
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void
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drawtextn(DC *dc, const char *text, size_t n, unsigned long col[ColLast]) {
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int x, y;
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x = dc->x + dc->font.height/2;
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y = dc->y + dc->font.ascent+1;
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XSetForeground(dc->dpy, dc->gc, FG(dc, col));
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if(dc->font.set)
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XmbDrawString(dc->dpy, dc->canvas, dc->font.set, dc->gc, x, y, text, n);
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else {
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XSetFont(dc->dpy, dc->gc, dc->font.xfont->fid);
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XDrawString(dc->dpy, dc->canvas, dc->gc, x, y, text, n);
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}
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}
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void
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eprintf(const char *fmt, ...) {
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va_list ap;
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fprintf(stderr, "%s: ", progname);
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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exit(EXIT_FAILURE);
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}
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void
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freedc(DC *dc) {
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if(dc->font.set)
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XFreeFontSet(dc->dpy, dc->font.set);
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if(dc->font.xfont)
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XFreeFont(dc->dpy, dc->font.xfont);
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if(dc->canvas)
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XFreePixmap(dc->dpy, dc->canvas);
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XFreeGC(dc->dpy, dc->gc);
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XCloseDisplay(dc->dpy);
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free(dc);
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}
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unsigned long
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getcolor(DC *dc, const char *colstr) {
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Colormap cmap = DefaultColormap(dc->dpy, DefaultScreen(dc->dpy));
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XColor color;
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if(!XAllocNamedColor(dc->dpy, cmap, colstr, &color, &color))
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eprintf("cannot allocate color '%s'\n", colstr);
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return color.pixel;
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}
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DC *
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initdc(void) {
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DC *dc;
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if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
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weprintf("no locale support\n");
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if(!(dc = malloc(sizeof *dc)))
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eprintf("cannot malloc %u bytes\n", sizeof *dc);
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if(!(dc->dpy = XOpenDisplay(NULL)))
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eprintf("cannot open display\n");
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dc->gc = XCreateGC(dc->dpy, DefaultRootWindow(dc->dpy), 0, NULL);
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XSetLineAttributes(dc->dpy, dc->gc, 1, LineSolid, CapButt, JoinMiter);
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dc->font.xfont = NULL;
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dc->font.set = NULL;
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dc->canvas = None;
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return dc;
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}
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void
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initfont(DC *dc, const char *fontstr) {
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if(!loadfont(dc, fontstr ? fontstr : DEFFONT)) {
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if(fontstr != NULL)
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weprintf("cannot load font '%s'\n", fontstr);
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if(fontstr == NULL || !loadfont(dc, DEFFONT))
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eprintf("cannot load font '%s'\n", DEFFONT);
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}
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dc->font.height = dc->font.ascent + dc->font.descent;
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}
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Bool
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loadfont(DC *dc, const char *fontstr) {
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char *def, **missing;
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int i, n;
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if(!*fontstr)
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return False;
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if((dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def))) {
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char **names;
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XFontStruct **xfonts;
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n = XFontsOfFontSet(dc->font.set, &xfonts, &names);
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for(i = dc->font.ascent = dc->font.descent = 0; i < n; i++) {
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dc->font.ascent = MAX(dc->font.ascent, xfonts[i]->ascent);
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dc->font.descent = MAX(dc->font.descent, xfonts[i]->descent);
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}
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}
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else if((dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr))) {
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dc->font.ascent = dc->font.xfont->ascent;
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dc->font.descent = dc->font.xfont->descent;
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}
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if(missing)
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XFreeStringList(missing);
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return (dc->font.set || dc->font.xfont);
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}
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void
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mapdc(DC *dc, Window win, unsigned int w, unsigned int h) {
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XCopyArea(dc->dpy, dc->canvas, win, dc->gc, 0, 0, w, h, 0, 0);
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}
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void
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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->x = dc->y = 0;
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dc->w = w;
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dc->h = h;
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dc->invert = False;
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}
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int
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textnw(DC *dc, const char *text, size_t len) {
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if(dc->font.set) {
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XRectangle r;
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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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int
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textw(DC *dc, const char *text) {
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return textnw(dc, text, strlen(text)) + dc->font.height;
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}
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void
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weprintf(const char *fmt, ...) {
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va_list ap;
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fprintf(stderr, "%s: warning: ", progname);
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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va_end(ap);
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}
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37
draw.h
Normal file
37
draw.h
Normal file
@ -0,0 +1,37 @@
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/* See LICENSE file for copyright and license details. */
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#define FG(dc, col) ((col)[(dc)->invert ? ColBG : ColFG])
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#define BG(dc, col) ((col)[(dc)->invert ? ColFG : ColBG])
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enum { ColBG, ColFG, ColBorder, ColLast };
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typedef struct {
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int x, y, w, h;
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Bool invert;
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Display *dpy;
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GC gc;
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Pixmap canvas;
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struct {
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int ascent;
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int descent;
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int height;
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XFontSet set;
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XFontStruct *xfont;
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} font;
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} DC; /* draw context */
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unsigned long getcolor(DC *dc, const char *colstr);
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void drawrect(DC *dc, int x, int y, unsigned int w, unsigned int h, Bool fill, unsigned long color);
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void drawtext(DC *dc, const char *text, unsigned long col[ColLast]);
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void drawtextn(DC *dc, const char *text, size_t n, unsigned long col[ColLast]);
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void initfont(DC *dc, const char *fontstr);
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void freedc(DC *dc);
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DC *initdc(void);
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void mapdc(DC *dc, Window win, unsigned int w, unsigned int h);
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void resizedc(DC *dc, unsigned int w, unsigned int h);
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int textnw(DC *dc, const char *text, size_t len);
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int textw(DC *dc, const char *text);
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void eprintf(const char *fmt, ...);
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void weprintf(const char *fmt, ...);
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const char *progname;
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