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[dmenu] patch: alpha

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This commit is contained in:
dogeystamp 2024-01-02 13:16:32 -05:00
parent 5d86bf99d0
commit 9bc4a077ec
5 changed files with 83 additions and 21 deletions
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7
suckless/dmenu/config.def.h
View File

@ -2,6 +2,7 @@
/* Default settings; can be overriden by command line. */
static int topbar = 1; /* -b option; if 0, dmenu appears at bottom */
static const unsigned int alpha = 0xff; /* Amount of opacity. 0xff is opaque */
/* -fn option overrides fonts[0]; default X11 font or font set */
static const char *fonts[] = {
"monospace:size=10"
@ -13,6 +14,12 @@ static const char *colors[SchemeLast][2] = {
[SchemeSel] = { "#eeeeee", "#005577" },
[SchemeOut] = { "#000000", "#00ffff" },
};
static const unsigned int alphas[SchemeLast][2] = {
[SchemeNorm] = { OPAQUE, alpha },
[SchemeSel] = { OPAQUE, alpha },
[SchemeOut] = { OPAQUE, alpha },
};
/* -l option; if nonzero, dmenu uses vertical list with given number of lines */
static unsigned int lines = 0;

2
suckless/dmenu/config.mk
View File

@ -21,7 +21,7 @@ FREETYPEINC = /usr/include/freetype2
# includes and libs
INCS = -I$(X11INC) -I$(FREETYPEINC)
LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS)
LIBS = -L$(X11LIB) -lX11 $(XINERAMALIBS) $(FREETYPELIBS) -lXrender
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_POSIX_C_SOURCE=200809L -DVERSION=\"$(VERSION)\" $(XINERAMAFLAGS)

60
suckless/dmenu/dmenu.c
View File

@ -10,10 +10,12 @@
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xproto.h>
#include <X11/Xutil.h>
#ifdef XINERAMA
#include <X11/extensions/Xinerama.h>
#endif
#include <X11/extensions/Xrender.h>
#include <X11/Xft/Xft.h>
#include "drw.h"
@ -24,6 +26,8 @@
* MAX(0, MIN((y)+(h),(r).y_org+(r).height) - MAX((y),(r).y_org)))
#define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad)
#define OPAQUE 0xffu
/* enums */
enum { SchemeNorm, SchemeSel, SchemeOut, SchemeLast }; /* color schemes */
@ -52,10 +56,16 @@ static XIC xic;
static Drw *drw;
static Clr *scheme[SchemeLast];
static int useargb = 0;
static Visual *visual;
static int depth;
static Colormap cmap;
#include "config.h"
static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
static char *(*fstrstr)(const char *, const char *) = strstr;
static void xinitvisual();
static unsigned int
textw_clamp(const char *str, unsigned int n)
@ -627,7 +637,7 @@ setup(void)
#endif
/* init appearance */
for (j = 0; j < SchemeLast; j++)
scheme[j] = drw_scm_create(drw, colors[j], 2);
scheme[j] = drw_scm_create(drw, colors[j], alphas[i], 2);
clip = XInternAtom(dpy, "CLIPBOARD", False);
utf8 = XInternAtom(dpy, "UTF8_STRING", False);
@ -682,11 +692,13 @@ setup(void)
/* create menu window */
swa.override_redirect = True;
swa.background_pixel = scheme[SchemeNorm][ColBg].pixel;
swa.background_pixel = 0;
swa.border_pixel = 0;
swa.colormap = cmap;
swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
win = XCreateWindow(dpy, root, x, y, mw, mh, 0,
CopyFromParent, CopyFromParent, CopyFromParent,
CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
depth, CopyFromParent, visual,
CWOverrideRedirect | CWBackPixel | CWBorderPixel | CWColormap | CWEventMask, &swa);
XSetClassHint(dpy, win, &ch);
@ -772,7 +784,8 @@ main(int argc, char *argv[])
if (!XGetWindowAttributes(dpy, parentwin, &wa))
die("could not get embedding window attributes: 0x%lx",
parentwin);
drw = drw_create(dpy, screen, root, wa.width, wa.height);
xinitvisual();
drw = drw_create(dpy, screen, root, wa.width, wa.height, visual, depth, cmap);
if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
die("no fonts could be loaded.");
lrpad = drw->fonts->h;
@ -794,3 +807,40 @@ main(int argc, char *argv[])
return 1; /* unreachable */
}
void
xinitvisual()
{
XVisualInfo *infos;
XRenderPictFormat *fmt;
int nitems;
int i;
XVisualInfo tpl = {
.screen = screen,
.depth = 32,
.class = TrueColor
};
long masks = VisualScreenMask | VisualDepthMask | VisualClassMask;
infos = XGetVisualInfo(dpy, masks, &tpl, &nitems);
visual = NULL;
for(i = 0; i < nitems; i ++) {
fmt = XRenderFindVisualFormat(dpy, infos[i].visual);
if (fmt->type == PictTypeDirect && fmt->direct.alphaMask) {
visual = infos[i].visual;
depth = infos[i].depth;
cmap = XCreateColormap(dpy, root, visual, AllocNone);
useargb = 1;
break;
}
}
XFree(infos);
if (! visual) {
visual = DefaultVisual(dpy, screen);
depth = DefaultDepth(dpy, screen);
cmap = DefaultColormap(dpy, screen);
}
}

26
suckless/dmenu/drw.c
View File

@ -61,7 +61,7 @@ utf8decode(const char *c, long *u, size_t clen)
}
Drw *
drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h, Visual *visual, unsigned int depth, Colormap cmap)
{
Drw *drw = ecalloc(1, sizeof(Drw));
@ -70,8 +70,11 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
drw->root = root;
drw->w = w;
drw->h = h;
drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
drw->gc = XCreateGC(dpy, root, 0, NULL);
drw->visual = visual;
drw->depth = depth;
drw->cmap = cmap;
drw->drawable = XCreatePixmap(dpy, root, w, h, depth);
drw->gc = XCreateGC(dpy, drw->drawable, 0, NULL);
XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
return drw;
@ -87,7 +90,7 @@ drw_resize(Drw *drw, unsigned int w, unsigned int h)
drw->h = h;
if (drw->drawable)
XFreePixmap(drw->dpy, drw->drawable);
drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen));
drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, drw->depth);
}
void
@ -181,21 +184,22 @@ drw_fontset_free(Fnt *font)
}
void
drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
drw_clr_create(Drw *drw, Clr *dest, const char *clrname, unsigned int alpha)
{
if (!drw || !dest || !clrname)
return;
if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
DefaultColormap(drw->dpy, drw->screen),
if (!XftColorAllocName(drw->dpy, drw->visual, drw->cmap,
clrname, dest))
die("error, cannot allocate color '%s'", clrname);
dest->pixel = (dest->pixel & 0x00ffffffU) | (alpha << 24);
}
/* Wrapper to create color schemes. The caller has to call free(3) on the
* returned color scheme when done using it. */
Clr *
drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
drw_scm_create(Drw *drw, const char *clrnames[], const unsigned int alphas[], size_t clrcount)
{
size_t i;
Clr *ret;
@ -205,7 +209,7 @@ drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
return NULL;
for (i = 0; i < clrcount; i++)
drw_clr_create(drw, &ret[i], clrnames[i]);
drw_clr_create(drw, &ret[i], clrnames[i], alphas[i]);
return ret;
}
@ -261,9 +265,7 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
} else {
XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
d = XftDrawCreate(drw->dpy, drw->drawable,
DefaultVisual(drw->dpy, drw->screen),
DefaultColormap(drw->dpy, drw->screen));
d = XftDrawCreate(drw->dpy, drw->drawable, drw->visual, drw->cmap);
x += lpad;
w -= lpad;
}

9
suckless/dmenu/drw.h
View File

@ -20,6 +20,9 @@ typedef struct {
Display *dpy;
int screen;
Window root;
Visual *visual;
unsigned int depth;
Colormap cmap;
Drawable drawable;
GC gc;
Clr *scheme;
@ -27,7 +30,7 @@ typedef struct {
} Drw;
/* Drawable abstraction */
Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h, Visual*, unsigned int, Colormap);
void drw_resize(Drw *drw, unsigned int w, unsigned int h);
void drw_free(Drw *drw);
@ -39,8 +42,8 @@ unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int
void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
/* Colorscheme abstraction */
void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
void drw_clr_create(Drw *drw, Clr *dest, const char *clrname, unsigned int alpha);
Clr *drw_scm_create(Drw *drw, const char *clrnames[], const unsigned int alphas[], size_t clrcount);
/* Cursor abstraction */
Cur *drw_cur_create(Drw *drw, int shape);