-
Notifications
You must be signed in to change notification settings - Fork 0
/
alpha.diff
289 lines (264 loc) · 9.53 KB
/
alpha.diff
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
From ad5887df95fda706291c81ee143d0786a1717b12 Mon Sep 17 00:00:00 2001
From: getimiskon <getimiskon@disroot.org>
Date: Sat, 1 Apr 2023 16:22:01 +0300
Subject: [PATCH] Allow dwm to have translucent bars, while keeping all the
text on it opaque, just like the alpha-patch for st. Updated for 348f655.
---
config.def.h | 7 +++++++
config.mk | 2 +-
drw.c | 26 ++++++++++++-----------
drw.h | 9 +++++---
dwm.c | 59 ++++++++++++++++++++++++++++++++++++++++++++++------
5 files changed, 81 insertions(+), 22 deletions(-)
diff --git a/config.def.h b/config.def.h
index 9efa774..8b3789a 100644
--- a/config.def.h
+++ b/config.def.h
@@ -12,11 +12,18 @@ static const char col_gray2[] = "#444444";
static const char col_gray3[] = "#bbbbbb";
static const char col_gray4[] = "#eeeeee";
static const char col_cyan[] = "#005577";
+static const unsigned int baralpha = 0xd0;
+static const unsigned int borderalpha = OPAQUE;
static const char *colors[][3] = {
/* fg bg border */
[SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
[SchemeSel] = { col_gray4, col_cyan, col_cyan },
};
+static const unsigned int alphas[][3] = {
+ /* fg bg border*/
+ [SchemeNorm] = { OPAQUE, baralpha, borderalpha },
+ [SchemeSel] = { OPAQUE, baralpha, borderalpha },
+};
/* tagging */
static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
diff --git a/config.mk b/config.mk
index ba64d3d..d609c42 100644
--- a/config.mk
+++ b/config.mk
@@ -23,7 +23,7 @@ FREETYPEINC = /usr/include/freetype2
# includes and libs
INCS = -I${X11INC} -I${FREETYPEINC}
-LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
+LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lXrender
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
diff --git a/drw.c b/drw.c
index a58a2b4..d18e8d8 100644
--- a/drw.c
+++ b/drw.c
@@ -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;
}
@@ -263,9 +267,7 @@ 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;
}
diff --git a/drw.h b/drw.h
index 6471431..2143533 100644
--- a/drw.h
+++ b/drw.h
@@ -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 *visual, unsigned int depth, Colormap cmap);
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);
diff --git a/dwm.c b/dwm.c
index c2bd871..3b34de8 100644
--- a/dwm.c
+++ b/dwm.c
@@ -56,6 +56,7 @@
#define HEIGHT(X) ((X)->h + 2 * (X)->bw)
#define TAGMASK ((1 << LENGTH(tags)) - 1)
#define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad)
+#define OPAQUE 0xffU
/* enums */
enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
@@ -232,6 +233,7 @@ static Monitor *wintomon(Window w);
static int xerror(Display *dpy, XErrorEvent *ee);
static int xerrordummy(Display *dpy, XErrorEvent *ee);
static int xerrorstart(Display *dpy, XErrorEvent *ee);
+static void xinitvisual();
static void zoom(const Arg *arg);
/* variables */
@@ -268,6 +270,11 @@ static Drw *drw;
static Monitor *mons, *selmon;
static Window root, wmcheckwin;
+static int useargb = 0;
+static Visual *visual;
+static int depth;
+static Colormap cmap;
+
/* configuration, allows nested code to access above variables */
#include "config.h"
@@ -1558,7 +1565,8 @@ setup(void)
sw = DisplayWidth(dpy, screen);
sh = DisplayHeight(dpy, screen);
root = RootWindow(dpy, screen);
- drw = drw_create(dpy, screen, root, sw, sh);
+ xinitvisual();
+ drw = drw_create(dpy, screen, root, sw, sh, visual, depth, cmap);
if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
die("no fonts could be loaded.");
lrpad = drw->fonts->h;
@@ -1586,7 +1594,7 @@ setup(void)
/* init appearance */
scheme = ecalloc(LENGTH(colors), sizeof(Clr *));
for (i = 0; i < LENGTH(colors); i++)
- scheme[i] = drw_scm_create(drw, colors[i], 3);
+ scheme[i] = drw_scm_create(drw, colors[i], alphas[i], 3);
/* init bars */
updatebars();
updatestatus();
@@ -1813,16 +1821,18 @@ updatebars(void)
Monitor *m;
XSetWindowAttributes wa = {
.override_redirect = True,
- .background_pixmap = ParentRelative,
+ .background_pixel = 0,
+ .border_pixel = 0,
+ .colormap = cmap,
.event_mask = ButtonPressMask|ExposureMask
};
XClassHint ch = {"dwm", "dwm"};
for (m = mons; m; m = m->next) {
if (m->barwin)
continue;
- m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen),
- CopyFromParent, DefaultVisual(dpy, screen),
- CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa);
+ m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, depth,
+ InputOutput, visual,
+ CWOverrideRedirect|CWBackPixel|CWBorderPixel|CWColormap|CWEventMask, &wa);
XDefineCursor(dpy, m->barwin, cursor[CurNormal]->cursor);
XMapRaised(dpy, m->barwin);
XSetClassHint(dpy, m->barwin, &ch);
@@ -2120,6 +2130,43 @@ xerrorstart(Display *dpy, XErrorEvent *ee)
return -1;
}
+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);
+ }
+}
+
void
zoom(const Arg *arg)
{
--
2.40.0