Ported over ui updates from Linux Game Manager.

.includes/functions.sh

@@ -54,9 +54,16 @@ download() {
        # Skip if the item is in cache.
        [[ -e "${cache}/${dest}" ]] && continue
        if [[ "$dialogType" == "yad" ]]; then
-           # Use curl's progress bar with better accessibility for yad
-           if ! curl -L4 -C - --retry 10 --progress-bar --output "${cache}/${dest}" "${i}" 2>&1 | \
-           sed -u 's/.*\r\([0-9]*\)%.*/\1/' | agm_progress_with_percent "Audio Game Manager" "Downloading \"$dest\"..."; then
+           # Use curl's progress bar with better parsing for yad
+           if ! {
+               curl -L4 -C - --retry 10 --progress-bar --output "${cache}/${dest}" "${i}" 2>&1 | \
+               stdbuf -oL grep -o '[0-9]*%' | \
+               stdbuf -oL sed -u 's/%$//' | \
+               while read -r percent; do
+                   echo "$percent"
+                   echo "# Downloading $dest - ${percent}%"
+               done
+           } | agm_progress_with_percent "Audio Game Manager" "Downloading \"$dest\"..."; then
                agm_infobox "Audio Game Manager" "Audio Game Manager" "Could not download \"$dest\". Installation cannot continue."
                exit 1
            fi