change alpha with keyboard shortcut C-F11/C-F12

LukeSmithxyz · Aug 19, 2020 · 73a6020 · Farzat07 · Dec 29, 2023 · 73a6020
1 parent e187610
commit 73a6020
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Showing 2 changed files with 17 additions and 0 deletions.
diff --git a/config.h b/config.h
@@ -267,6 +267,8 @@ static Shortcut shortcuts[] = {
 	{ MODKEY,               XK_Down,        kscrolldown,    {.i =  1} },
 	{ MODKEY,               XK_u,           kscrollup,      {.i = -1} },
 	{ MODKEY,               XK_d,           kscrolldown,    {.i = -1} },
+	{ ControlMask,          XK_F11,         changealpha,    {.f = -0.05} },
+	{ ControlMask,          XK_F12,         changealpha,    {.f = +0.05} },
 	{ TERMMOD,              XK_Up,          zoom,           {.f = +1} },
 	{ TERMMOD,              XK_Down,        zoom,           {.f = -1} },
 	{ TERMMOD,              XK_K,           zoom,           {.f = +1} },

diff --git a/x.c b/x.c
@@ -68,6 +68,7 @@ static void clipcopy(const Arg *);
 static void clippaste(const Arg *);
 static void numlock(const Arg *);
 static void selpaste(const Arg *);
+static void changealpha(const Arg *);
 static void zoom(const Arg *);
 static void zoomabs(const Arg *);
 static void zoomreset(const Arg *);
@@ -303,6 +304,20 @@ numlock(const Arg *dummy)
 	win.mode ^= MODE_NUMLOCK;
 }
 
+void
+changealpha(const Arg *arg)
+{
+    if((alpha > 0 && arg->f < 0) || (alpha < 1 && arg->f > 0))
+        alpha += arg->f;
+    if(alpha < 0)
+        alpha = 0;
+    if(alpha > 1)
+        alpha = 1;
+
+    xloadcols();
+    redraw();
+}
+
 void
 zoom(const Arg *arg)
 {