From 10416e270bc258886dfe403198802fb455df35b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ingo=20B=C3=BCrk?= <admin@airblader.de>
Date: Tue, 20 Jun 2017 09:53:42 +0200
Subject: [PATCH] Revert "Fix covering of composited notifications (#96)"
 (#133)

This reverts commit 80d4452ec680bcb0e57418f69d44d88ded82047c.

fixes #130
---
 .travis.yml |  1 -
 Makefile    |  5 +++--
 README.md   |  1 -
 xcb.c       | 28 ++--------------------------
 4 files changed, 5 insertions(+), 30 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 67f7558..5129c27 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,7 +19,6 @@ addons:
     - libev-dev
     - libxcb-xinerama0-dev
     - libxcb-xkb-dev
-    - libxcb-composite0-dev
 before_install:
   - "echo 'APT::Default-Release \"trusty\";' | sudo tee /etc/apt/apt.conf.d/default-release"
   - "echo 'deb http://archive.ubuntu.com/ubuntu/ wily main universe' | sudo tee /etc/apt/sources.list.d/wily.list"
diff --git a/Makefile b/Makefile
index 0173ea7..8470e09 100644
--- a/Makefile
+++ b/Makefile
@@ -15,8 +15,9 @@ CFLAGS += -std=c99
 CFLAGS += -pipe
 CFLAGS += -Wall
 CPPFLAGS += -D_GNU_SOURCE
-CFLAGS += $(shell $(PKG_CONFIG) --cflags cairo xcb-composite xcb-xinerama xcb-atom xcb-image xcb-xkb xkbcommon xkbcommon-x11)
-LIBS += $(shell $(PKG_CONFIG) --libs cairo xcb-composite xcb-xinerama xcb-atom xcb-image xcb-xkb xkbcommon xkbcommon-x11)
+CFLAGS += $(shell $(PKG_CONFIG) --cflags cairo xcb-xinerama xcb-atom xcb-image xcb-xkb xkbcommon xkbcommon-x11)
+LIBS += $(shell $(PKG_CONFIG) --libs cairo xcb-xinerama xcb-atom xcb-image xcb-xkb xkbcommon xkbcommon-x11)
+LIBS += -lpam
 LIBS += -lev
 LIBS += -lm
 
diff --git a/README.md b/README.md
index fc486b2..352f460 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,6 @@ Requirements
 - libxcb-util
 - libpam-dev
 - libcairo-dev
-- libxcb-composite0
 - libxcb-xinerama
 - libev
 - libx11-dev
diff --git a/xcb.c b/xcb.c
index 078ddb9..d842310 100644
--- a/xcb.c
+++ b/xcb.c
@@ -11,7 +11,6 @@
 #include <xcb/xcb_image.h>
 #include <xcb/xcb_atom.h>
 #include <xcb/xcb_aux.h>
-#include <xcb/composite.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdbool.h>
@@ -107,29 +106,6 @@ xcb_window_t open_fullscreen_window(xcb_connection_t *conn, xcb_screen_t *scr, c
     uint32_t mask = 0;
     uint32_t values[3];
     xcb_window_t win = xcb_generate_id(conn);
-    xcb_window_t parent_win = scr->root;
-
-    /* Check whether the composite extension is available */
-    const xcb_query_extension_reply_t *extension_query = NULL;
-    xcb_generic_error_t *error = NULL;
-    xcb_composite_get_overlay_window_cookie_t cookie;
-    xcb_composite_get_overlay_window_reply_t *composite_reply = NULL;
-
-    extension_query = xcb_get_extension_data(conn, &xcb_composite_id);
-    if (extension_query && extension_query->present) {
-        /* When composition is used, we need to use the composite overlay
-         * window instead of the normal root window to be able to cover
-         * composited windows */
-        cookie = xcb_composite_get_overlay_window(conn, scr->root);
-        composite_reply = xcb_composite_get_overlay_window_reply(conn, cookie, &error);
-
-        if (!error && composite_reply) {
-            parent_win = composite_reply->overlay_win;
-        }
-
-        free(composite_reply);
-        free(error);
-    }
 
     if (pixmap == XCB_NONE) {
         mask |= XCB_CW_BACK_PIXEL;
@@ -151,8 +127,8 @@ xcb_window_t open_fullscreen_window(xcb_connection_t *conn, xcb_screen_t *scr, c
 
     xcb_create_window(conn,
                       XCB_COPY_FROM_PARENT,
-                      win, /* the window id */
-                      parent_win,
+                      win,       /* the window id */
+                      scr->root, /* parent == root */
                       0, 0,
                       scr->width_in_pixels,
                       scr->height_in_pixels, /* dimensions */