From: John Wolfe <jwolfe@vmware.com>
Date: Tue, 18 Aug 2020 14:14:11 +0000 (-0700)
Subject: Changes to common source files not directly applicable to open-vm-tools.
X-Git-Tag: stable-11.2.0~74
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=697e20320ee71b8feb248582ccf0100b919f5b32;p=thirdparty%2Fopen-vm-tools.git

Changes to common source files not directly applicable to open-vm-tools.
---

diff --git a/open-vm-tools/services/plugins/dndcp/xutils/xutils.cc b/open-vm-tools/services/plugins/dndcp/xutils/xutils.cc
index 3fad2ce31..15c250137 100644
--- a/open-vm-tools/services/plugins/dndcp/xutils/xutils.cc
+++ b/open-vm-tools/services/plugins/dndcp/xutils/xutils.cc
@@ -249,7 +249,7 @@ GetCardinal(Glib::RefPtr<const Gdk::Window> window, // IN: Window
 bool
 GetCardinalList(Glib::RefPtr<const Gdk::Window> window, // IN: Window
                 const utf::string& atomName,            // IN: Atom name
-                std::vector<unsigned long>& retValues)         // IN: Return values
+                std::vector<unsigned long>& retValues)  // IN: Return values
 {
    ASSERT(window);
    ASSERT(window->get_display());
@@ -306,6 +306,64 @@ GetCardinalList(Glib::RefPtr<const Gdk::Window> window, // IN: Window
 }
 
 
+/*
+ *-----------------------------------------------------------------------------
+ *
+ * xutils::CheckDockPanel --
+ *
+ *      Utility function to check dock or panel window.
+ *
+ * Results:
+ *      true if the dock or panel window found.
+ *      Otherwise false.
+ *
+ * Side effects:
+ *      None.
+ *
+ *-----------------------------------------------------------------------------
+ */
+
+bool
+CheckDockPanel(Glib::RefPtr<const Gdk::Window> window)
+{
+   ASSERT(window);
+   ASSERT(window->get_display());
+
+   GdkDisplay* display = const_cast<GdkDisplay*>(window->get_display()->gobj());
+   GdkWindow* gdkwin = const_cast<GdkWindow*>(window->gobj());
+
+   Atom atom = gdk_x11_get_xatom_by_name_for_display(display, "_NET_WM_WINDOW_TYPE");
+   Atom type;
+   int format;
+   unsigned long nitems;
+   unsigned long bytes_after;
+   uint8* values;
+
+   gdk_error_trap_push();
+   int ret = XGetWindowProperty(GDK_DISPLAY_XDISPLAY(display),
+                                GDK_WINDOW_XID(gdkwin),
+                                atom, 0, G_MAXLONG, False, AnyPropertyType, &type,
+                                &format, &nitems, &bytes_after, &values);
+   int err = gdk_error_trap_pop();
+   if (err) {
+      Log("Ignore xerror in XGetWindowProperty. Error code %d", err);
+      return false;
+   }
+   if (ret == Success && type == XA_ATOM
+       && format == 32 && values != NULL && nitems > 0) {
+      unsigned long* stack = (unsigned long*)values;
+      if (stack[0] == XInternAtom(GDK_DISPLAY_XDISPLAY(display),
+                                  "_NET_WM_WINDOW_TYPE_DOCK", false)) {
+         Log("found dock window: %ld.\n",GDK_WINDOW_XID(gdkwin));
+         XFree(values);
+         return true;
+      }
+   }
+   XFree(values);
+   return false;
+}
+
+
 /*
  *-----------------------------------------------------------------------------
  *
diff --git a/open-vm-tools/services/plugins/dndcp/xutils/xutils.hh b/open-vm-tools/services/plugins/dndcp/xutils/xutils.hh
index 190a0a82a..f8acc2379 100644
--- a/open-vm-tools/services/plugins/dndcp/xutils/xutils.hh
+++ b/open-vm-tools/services/plugins/dndcp/xutils/xutils.hh
@@ -41,6 +41,7 @@ bool GetCardinal(Glib::RefPtr<const Gdk::Window> window,
 bool GetCardinalList(Glib::RefPtr<const Gdk::Window> window,
                      const utf::string& atomName,
                      std::vector<unsigned long>& retValues);
+bool CheckDockPanel(Glib::RefPtr<const Gdk::Window> window);
 
 /*
  * Utility functions for virtual desktops.