# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1614519745 0
# Node ID 47f8f950f3779a550dda3bb12a1f16a698018332
# Parent  5363f953b22a3124b71611abd68342c87cfe6e47
GTK4: Fix crash by stopping processing after removing widget from the box.

diff -r 5363f953b22a -r 47f8f950f377 gtk4/dw.c
--- a/gtk4/dw.c	Sun Feb 28 11:30:45 2021 +0000
+++ b/gtk4/dw.c	Sun Feb 28 13:42:25 2021 +0000
@@ -1853,6 +1853,7 @@
                   if(gtk_grid_get_child_at(GTK_GRID(box), 0, z) == handle2)
                   {
                      gtk_grid_remove_row(GTK_GRID(box), z);
+                     handle2 = NULL;
                      break;
                   }
                }
@@ -1864,6 +1865,7 @@
                   if(gtk_grid_get_child_at(GTK_GRID(box), z, 0) == handle2)
                   {
                      gtk_grid_remove_column(GTK_GRID(box), z);
+                     handle2 = NULL;
                      break;
                   }
                }
@@ -1879,7 +1881,7 @@
          /* Finally destroy the widget, make sure it is still
           * a valid widget if it got removed from the grid.
           */
-         if(GTK_IS_WIDGET(handle2))
+         if(handle2 && GTK_IS_WIDGET(handle2))
             g_object_unref(G_OBJECT(handle2));
       }
    }