Ignore emulated mouse clicks during drag-and-drop

* src/xterm.c (handle_one_xevent): Don't set dpyinfo->grab and
last mouse frame for emulated mouse events during a
drag-and-drop operation.

1 files changed, 19 insertions, 9 deletions

diff --git a/src/xterm.c b/src/xterm.c
index 455d5b795e9..1af0f41937d 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -20050,19 +20050,29 @@ handle_one_xevent (struct x_display_info *dpyinfo,
                 {
                   f = mouse_or_wdesc_frame (dpyinfo, xev->event);
 
-                  if (xev->evtype == XI_ButtonPress)
+                  /* Don't track grab status for emulated pointer
+                     events, because they are ignored by the regular
+                     mouse click processing code.  */
+#ifdef XIPointerEmulated
+                  if (!(xev->flags & XIPointerEmulated))
                     {
-                      dpyinfo->grabbed |= (1 << xev->detail);
-                      dpyinfo->last_mouse_frame = f;
-                      if (f && !tab_bar_p)
-                        f->last_tab_bar_item = -1;
+#endif
+                      if (xev->evtype == XI_ButtonPress)
+                        {
+                          dpyinfo->grabbed |= (1 << xev->detail);
+                          dpyinfo->last_mouse_frame = f;
+                          if (f && !tab_bar_p)
+                            f->last_tab_bar_item = -1;
 #if ! defined (USE_GTK)
-                      if (f && !tool_bar_p)
-                        f->last_tool_bar_item = -1;
+                          if (f && !tool_bar_p)
+                            f->last_tool_bar_item = -1;
 #endif /* not USE_GTK */
+                        }
+                      else
+                        dpyinfo->grabbed &= ~(1 << xev->detail);
+#ifdef XIPointerEmulated
                     }
-                  else
-                    dpyinfo->grabbed &= ~(1 << xev->detail);
+#endif
 
                   if (xev->evtype == XI_ButtonPress
                       && x_dnd_last_seen_window != None