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-rw-r--r--config.def.h4
-rw-r--r--dwm.c27
2 files changed, 30 insertions, 1 deletions
diff --git a/config.def.h b/config.def.h
index e4c814a..324c769 100644
--- a/config.def.h
+++ b/config.def.h
@@ -6,6 +6,9 @@ static const unsigned int gappx = 5; /* gaps between windows */
static const unsigned int snap = 32; /* snap pixel */
static const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
+static const double activeopacity = 1.0f; /* Window opacity when it's focused (0 <= opacity <= 1) */
+static const double inactiveopacity = 0.875f; /* Window opacity when it's inactive (0 <= opacity <= 1) */
+static Bool bUseOpacity = True; /* Starts with opacity on any unfocused windows */
static const char *fonts[] = { "monospace:size=10" };
static const char dmenufont[] = "monospace:size=10";
static const char col_gray1[] = "#222222";
@@ -79,6 +82,7 @@ static const Key keys[] = {
{ MODKEY, XK_l, setmfact, {.f = +0.05} },
{ MODKEY, XK_Return, zoom, {0} },
{ MODKEY, XK_Tab, view, {0} },
+ { MODKEY, XK_a, toggleopacity, {0} },
{ MODKEY|ShiftMask, XK_c, killclient, {0} },
{ MODKEY, XK_t, setlayout, {.v = &layouts[0]} },
{ MODKEY, XK_f, setlayout, {.v = &layouts[1]} },
diff --git a/dwm.c b/dwm.c
index 17fd55b..9f5d481 100644
--- a/dwm.c
+++ b/dwm.c
@@ -62,7 +62,7 @@ enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
enum { SchemeNorm, SchemeSel }; /* color schemes */
enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
NetWMFullscreen, NetActiveWindow, NetWMWindowType,
- NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
+ NetWMWindowTypeDialog, NetClientList, NetWMWindowsOpacity, NetLast }; /* EWMH atoms */
enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
ClkClientWin, ClkRootWin, ClkLast }; /* clicks */
@@ -186,6 +186,7 @@ static void monocle(Monitor *m);
static void motionnotify(XEvent *e);
static void movemouse(const Arg *arg);
static Client *nexttiled(Client *c);
+static void opacity(Client *c, double opacity);
static void pop(Client *c);
static void propertynotify(XEvent *e);
static void quit(const Arg *arg);
@@ -213,6 +214,7 @@ static void tagmon(const Arg *arg);
static void tile(Monitor *m);
static void togglebar(const Arg *arg);
static void togglefloating(const Arg *arg);
+static void toggleopacity(const Arg *arg);
static void toggletag(const Arg *arg);
static void toggleview(const Arg *arg);
static void unfocus(Client *c, int setfocus);
@@ -813,6 +815,7 @@ focus(Client *c)
grabbuttons(c, 1);
XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColBorder].pixel);
setfocus(c);
+ opacity(c, activeopacity);
} else {
XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
@@ -1220,6 +1223,18 @@ nexttiled(Client *c)
}
void
+opacity(Client *c, double opacity)
+{
+ if(bUseOpacity && opacity > 0 && opacity < 1) {
+ unsigned long real_opacity[] = { opacity * 0xffffffff };
+ XChangeProperty(dpy, c->win, netatom[NetWMWindowsOpacity], XA_CARDINAL,
+ 32, PropModeReplace, (unsigned char *)real_opacity,
+ 1);
+ } else
+ XDeleteProperty(dpy, c->win, netatom[NetWMWindowsOpacity]);
+}
+
+void
pop(Client *c)
{
detach(c);
@@ -1599,6 +1614,7 @@ setup(void)
netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
+ netatom[NetWMWindowsOpacity] = XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False);
/* init cursors */
cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
cursor[CurResize] = drw_cur_create(drw, XC_sizing);
@@ -1756,6 +1772,14 @@ togglefloating(const Arg *arg)
}
void
+toggleopacity(const Arg *arg) {
+ bUseOpacity = !bUseOpacity;
+ for (Monitor* m = mons; m; m = m->next)
+ for (Client* c = m->clients; c; c = c->next)
+ opacity(c, (bUseOpacity && c != selmon->sel) ? inactiveopacity : activeopacity);
+}
+
+void
toggletag(const Arg *arg)
{
unsigned int newtags;
@@ -1788,6 +1812,7 @@ unfocus(Client *c, int setfocus)
if (!c)
return;
grabbuttons(c, 0);
+ opacity(c, inactiveopacity);
XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColBorder].pixel);
if (setfocus) {
XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);