notebook: Add middle click tab close support

It was requested for some time given that browsers do it. It's also
quite harmless.

Closes https://gitlab.gnome.org/GNOME/nautilus/issues/47

1 files changed, 8 insertions, 0 deletions

diff --git a/src/nautilus-notebook.c b/src/nautilus-notebook.c
index 3f6b94667..f2b3fbdf1 100644
--- a/src/nautilus-notebook.c
+++ b/src/nautilus-notebook.c
@@ -160,6 +160,14 @@ button_press_cb (NautilusNotebook *notebook,
         /* switch to the page the mouse is over, but don't consume the event */
         gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), tab_clicked);
     }
+    else if (event->type == GDK_BUTTON_PRESS &&
+             event->button == GDK_BUTTON_MIDDLE)
+    {
+        GtkWidget *slot;
+
+        slot = gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), tab_clicked);
+        g_signal_emit (notebook, signals[TAB_CLOSE_REQUEST], 0, slot);
+    }
 
     return FALSE;
 }