[hackers] [dmenu] Set class name on menu window || Omar Sandoval

[git]

commit 64ab2801fbbbcc028c359080ae4bd546fc871f67
Author:     Omar Sandoval <osan...@osandov.com>
AuthorDate: Fri Nov 3 09:49:10 2017 -0700
Commit:     Hiltjo Posthuma <hil...@codemadness.org>
CommitDate: Fri Nov 3 20:41:03 2017 +0100

    Set class name on menu window
    
    WM_CLASS is a standard ICCCM property which is used to identify windows.
    Window managers and compositors use it to allow per-application
    configurable behavior.

diff --git a/dmenu.c b/dmenu.c
index d605ab4..85e5060 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -545,6 +545,7 @@ setup(void)
        XIM xim;
        Window w, dw, *dws;
        XWindowAttributes wa;
+       XClassHint ch = {"dmenu", "dmenu"};
 #ifdef XINERAMA
        XineramaScreenInfo *info;
        Window pw;
@@ -613,6 +614,7 @@ setup(void)
        win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
                            CopyFromParent, CopyFromParent, CopyFromParent,
                            CWOverrideRedirect | CWBackPixel | CWEventMask, 
&swa);
+       XSetClassHint(dpy, win, &ch);
 
        /* open input methods */
        xim = XOpenIM(dpy, NULL, NULL, NULL);