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range: avoid setting slider coordinates to negative numbers

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This can happen if the theme sets a negative margin, but the coordinate
should never be negative.
This commit is contained in:
Cosimo Cecchi
2016-03-04 18:11:30 -08:00
parent fce344d31f
commit f3e068bb31
1 changed files with 4 additions and 4 deletions
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8
gtk/gtkrange.c
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@ -2617,13 +2617,13 @@ update_initial_slider_position (GtkRange *range,
if (priv->orientation == GTK_ORIENTATION_VERTICAL) if (priv->orientation == GTK_ORIENTATION_VERTICAL)
{ {
priv->slide_initial_slider_position = slider_alloc->y; priv->slide_initial_slider_position = MAX (0, slider_alloc->y);
priv->slide_initial_coordinate_delta = y - slider_alloc->y; priv->slide_initial_coordinate_delta = y - priv->slide_initial_slider_position;
} }
else else
{ {
priv->slide_initial_slider_position = slider_alloc->x; priv->slide_initial_slider_position = MAX (0, slider_alloc->x);
priv->slide_initial_coordinate_delta = x - slider_alloc->x; priv->slide_initial_coordinate_delta = x - priv->slide_initial_slider_position;
} }
} }