[gtk/wip/baedert/for-master: 123/128] text: Avoid a crash




commit 98e88b7b53f69092bc2c90a5eb32d2d18acad63f
Author: Timm Bäder <mail baedert org>
Date:   Fri Oct 16 21:55:37 2020 +0200

    text: Avoid a crash
    
    Calculate the "was previous focus in a child widget" condition before
    chaining up into grab_focus, to a void that unreffing the prev_focus
    widget.

 gtk/gtktext.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtktext.c b/gtk/gtktext.c
index 8f2745caf6..ceb7addbfd 100644
--- a/gtk/gtktext.c
+++ b/gtk/gtktext.c
@@ -3228,14 +3228,15 @@ gtk_text_grab_focus (GtkWidget *widget)
   GtkTextPrivate *priv = gtk_text_get_instance_private (self);
   gboolean select_on_focus;
   GtkWidget *prev_focus;
+  gboolean prev_focus_was_child;
 
   prev_focus = gtk_root_get_focus (gtk_widget_get_root (widget));
+  prev_focus_was_child = prev_focus && gtk_widget_is_ancestor (prev_focus, widget);
 
   if (!GTK_WIDGET_CLASS (gtk_text_parent_class)->grab_focus (GTK_WIDGET (self)))
     return FALSE;
 
-  if (priv->editable && !priv->in_click &&
-      !(prev_focus && gtk_widget_is_ancestor (prev_focus, widget)))
+  if (priv->editable && !priv->in_click && !prev_focus_was_child)
     {
       g_object_get (gtk_widget_get_settings (widget),
                     "gtk-entry-select-on-focus",


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