Screenshare: Vesktop cancel opens full picker, not a 30s window

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

settings/hyprland.nix

@@ -114,15 +114,17 @@ in
       # list as id[HC>]class[HT>]title[HE>]address[HA>]… and reads back
       # "[SELECTION]<flags>/window:<id>" (flag r = token allowed). Hearthstone
       # wins, else any other Proton window (steam_app_*) that isn't a launcher
-      # or HDT. Escape hatch: share again within 30s (cancel, retry) and the
-      # normal picker shows.
+      # or HDT. Escape hatch: Cancel in Vesktop's dialog (Gaming's patched
+      # Vesktop writes the time to xdph-pick-manually) and the next share
+      # within a minute shows the normal picker.
       xdg.configFile."hypr/xdph.conf".text = ''
         screencopy {
           allow_token_by_default = true
           custom_picker_binary = ${pkgs.writeShellScript "share-picker-game-first" ''
-            stamp="''${XDG_RUNTIME_DIR:-/tmp}/xdph-autopick"
+            flag="''${XDG_RUNTIME_DIR:-/tmp}/xdph-pick-manually"
             printf -v now '%(%s)T' -1
-            read -r last 2>/dev/null < "$stamp" || last=0
+            { cancelled=$(< "$flag"); } 2>/dev/null   # no trailing newline, so not `read`
+            echo 0 > "$flag"
 
             game=$(printf '%s' "''${XDPH_WINDOW_SHARING_LIST-}" | ${pkgs.gawk}/bin/awk '
               BEGIN { RS = "\\[HA>\\]"; FS = "\\[H[CTE]>\\]" }
@@ -131,12 +133,10 @@ in
                 && $3 !~ /^(Battle\.net|Hearthstone Deck Tracker|HearthstoneOverlay)/ { other = $1 }
               END { print hs != "" ? hs : other }')
 
-            if [ -n "$game" ] && (( now - last > 30 )); then
-              echo "$now" > "$stamp"
+            if [ -n "$game" ] && (( now - ''${cancelled:-0} > 60 )); then
               echo "[SELECTION]r/window:$game"
               exit 0
             fi
-            echo 0 > "$stamp"
             exec ${pkgs.xdg-desktop-portal-hyprland}/bin/hyprland-share-picker "$@"
           ''}
         }