From 92eb57ff44ca6b522eb3b21e0b16d63b306fe900 Mon Sep 17 00:00:00 2001
From: XeCycle <XeCycle@Gmail.com>
Date: Mon, 27 Feb 2012 00:35:17 +0800
Subject: [PATCH] Add option to avoid DND shadows.

---
 compton.1 | 4 ++++
 compton.c | 9 ++++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/compton.1 b/compton.1
index 31c1677..9f2636d 100644
--- a/compton.1
+++ b/compton.1
@@ -48,6 +48,10 @@ menus, and for all windows on hide and restore events.
 .BI \-C
 When \-c is specified, attempts to avoid painting shadows on panels and docks.
 .TP
+.BI \-G
+When \-c is specified, attempts to avoid painting shadows on
+drag-and-drop windows.
+.TP
 .BI \-F
 When \-f is specified, also enables the fade effect when windows change their
 opacity, as with transset(1).
diff --git a/compton.c b/compton.c
index 5444d9b..2d40ab8 100644
--- a/compton.c
+++ b/compton.c
@@ -2422,6 +2422,7 @@ main(int argc, char **argv) {
   char *display = 0;
   int o;
   Bool no_dock_shadow = False;
+  Bool no_dnd_shadow  = False;
 
   for (i = 0; i < NUM_WINTYPES; ++i) {
     win_type_fade[i] = False;
@@ -2429,7 +2430,7 @@ main(int argc, char **argv) {
     win_type_opacity[i] = 1.0;
   }
 
-  while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSz")) != -1) {
+  while ((o = getopt(argc, argv, "D:I:O:d:r:o:m:l:t:i:e:scnfFCaSzG")) != -1) {
     switch (o) {
       case 'd':
         display = optarg;
@@ -2503,6 +2504,9 @@ main(int argc, char **argv) {
         fprintf(stderr, "Warning: "
           "-n, -a, and -s have been removed.\n");
         break;
+      case 'G':
+        no_dnd_shadow = True;
+        break;
       default:
         usage(argv[0]);
         break;
@@ -2513,6 +2517,9 @@ main(int argc, char **argv) {
     win_type_shadow[WINTYPE_DOCK] = False;
   }
 
+  if (no_dnd_shadow)
+    win_type_shadow[WINTYPE_DND] = False;
+
   dpy = XOpenDisplay(display);
   if (!dpy) {
     fprintf(stderr, "Can't open display\n");