gtkscrolledwindow: Refactor kinetic scroll animation

Do not depend on the kinetic scroll helpers existing or not before
exiting the animation, as we may want to keep those a little bit
longer after stopped.
This commit is contained in:
Carlos Garnacho 2022-03-15 21:59:12 +01:00
parent 274e2b221f
commit 129bc27d53

View File

@ -3268,6 +3268,7 @@ scrolled_window_deceleration_cb (GtkWidget *widget,
GtkAdjustment *hadjustment, *vadjustment;
gint64 current_time;
double position, elapsed;
gboolean retval = G_SOURCE_REMOVE;
current_time = gdk_frame_clock_get_frame_time (frame_clock);
elapsed = (current_time - priv->last_deceleration_time) / (double)G_TIME_SPAN_SECOND;
@ -3283,6 +3284,7 @@ scrolled_window_deceleration_cb (GtkWidget *widget,
{
priv->unclamped_hadj_value = position;
gtk_adjustment_set_value (hadjustment, position);
retval = G_SOURCE_CONTINUE;
}
else if (priv->hscrolling)
g_clear_pointer (&priv->hscrolling, gtk_kinetic_scrolling_free);
@ -3292,19 +3294,17 @@ scrolled_window_deceleration_cb (GtkWidget *widget,
{
priv->unclamped_vadj_value = position;
gtk_adjustment_set_value (vadjustment, position);
retval = G_SOURCE_CONTINUE;
}
else if (priv->vscrolling)
g_clear_pointer (&priv->vscrolling, gtk_kinetic_scrolling_free);
if (!priv->hscrolling && !priv->vscrolling)
{
gtk_scrolled_window_cancel_deceleration (scrolled_window);
return G_SOURCE_REMOVE;
}
if (retval == G_SOURCE_REMOVE)
gtk_scrolled_window_cancel_deceleration (scrolled_window);
else
gtk_scrolled_window_invalidate_overshoot (scrolled_window);
gtk_scrolled_window_invalidate_overshoot (scrolled_window);
return G_SOURCE_CONTINUE;
return retval;
}
static void