From: Corey Berla <corey@berla.me>
Date: Tue, 26 Jul 2022 00:00:46 +0000 (-0700)
Subject: listview: Allow starting rubberband in empty space below last row
X-Git-Tag: archive/raspbian/4.8.3+ds-2+rpi1~3^2~20^2~4^2~38^2~1
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=d6fab1408a10f9bc431af6e4dacf73bfbb481fd6;p=gtk4.git

listview: Allow starting rubberband in empty space below last row

Rubberband does not work when initiated past the last row
(warning is printed "Could not start rubberbanding: No item).

Clamp y at the max height of the widgets in the listview
---

diff --git a/gtk/gtklistview.c b/gtk/gtklistview.c
index a939fdc520..244633fb96 100644
--- a/gtk/gtklistview.c
+++ b/gtk/gtklistview.c
@@ -428,6 +428,8 @@ gtk_list_view_get_position_from_allocation (GtkListBase           *base,
   if (across >= self->list_width)
     return FALSE;
 
+  along = CLAMP (along, 0, gtk_list_view_get_list_height (self) - 1);
+
   row = gtk_list_view_get_row_at_y (self, along, &remaining);
   if (row == NULL)
     return FALSE;