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range: Avoid division by zero

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This commit is contained in:
Timm Bäder 2017-06-29 15:28:24 +02:00 committed by Matthias Clasen
parent a0444b9c42
commit 993998085f
1 changed files with 5 additions and 2 deletions
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7
gtk/gtkrange.c
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@ -1425,8 +1425,11 @@ gtk_range_allocate_trough (GtkGizmo *gizmo,
gtk_widget_size_allocate (priv->slider_widget, &slider_alloc);
gtk_widget_get_clip (priv->slider_widget, out_clip);
value = (gtk_adjustment_get_value (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment)) /
(gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment));
if (gtk_adjustment_get_lower (priv->adjustment) == gtk_adjustment_get_upper (priv->adjustment))
value = 0;
else
value = (gtk_adjustment_get_value (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment)) /
(gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_lower (priv->adjustment));
if (priv->show_fill_level &&
gtk_adjustment_get_upper (priv->adjustment) - gtk_adjustment_get_page_size (priv->adjustment) -