yes no box for file deletion confirmation

sfm

@@ -1214,19 +1214,93 @@ do_open() {
     esac
 }
 
+# --- confirm overlay (yes/no popup) ---
+confirm_overlay() {
+    _co_rows=$(term_rows); _co_cols=$(term_cols)
+    _co_yes="    Yes    "
+    _co_no="    No     "
+    _co_gap="  "
+    _co_content="${_co_yes}${_co_gap}${_co_no}"
+
+    # size box to fit prompt or buttons, whichever is wider
+    _co_w=$(( ${#_prompt} + 4 ))
+    [ "$_co_w" -lt $(( ${#_co_content} + 4 )) ] && _co_w=$(( ${#_co_content} + 4 ))
+    [ "$_co_w" -gt "$_co_cols" ] && _co_w=$((_co_cols - 2))
+    _co_iw=$((_co_w - 2))
+    _co_hl=$(printf '%*s' "$_co_iw" '' | tr ' ' '-')
+
+    _co_x=$(( (_co_cols - _co_w) / 2 )); [ "$_co_x" -lt 0 ] && _co_x=0
+    _co_y=$(( (_co_rows - 5) / 2 )); [ "$_co_y" -lt 1 ] && _co_y=1
+    _co_sel=2  # 1=Yes, 2=No (default No for safety)
+
+    while true; do
+        # draw box top
+        goto "$_co_y" "$_co_x"
+        printf '%s+%s+%s' "${BOLD}${CYAN}" "$_co_hl" "${RESET}"
+        # prompt line
+        goto "$((_co_y+1))" "$_co_x"
+        _co_pl=$((_co_iw - ${#_prompt}))
+        [ "$_co_pl" -lt 0 ] && _co_pl=0
+        _co_pad=$(printf '%*s' "$_co_pl" '')
+        printf '%s|%s%s%s%s|%s' "${BOLD}${CYAN}" "${RESET}" "$_prompt" "$_co_pad" "${BOLD}${CYAN}" "${RESET}"
+        # separator
+        goto "$((_co_y+2))" "$_co_x"
+        printf '%s|%s|%s' "${BOLD}${CYAN}" "$_co_hl" "${RESET}"
+        # yes/no buttons
+        goto "$((_co_y+3))" "$_co_x"
+        _co_cpad=$(( (_co_iw - ${#_co_content}) / 2 ))
+        [ "$_co_cpad" -lt 0 ] && _co_cpad=0
+        _co_left=$(printf '%*s' "$_co_cpad" '')
+        _co_cpad=$(( _co_iw - ${#_co_content} - _co_cpad ))
+        [ "$_co_cpad" -lt 0 ] && _co_cpad=0
+        _co_right=$(printf '%*s' "$_co_cpad" '')
+        printf '%s|%s%s' "${BOLD}${CYAN}" "${RESET}" "$_co_left"
+        if [ "$_co_sel" -eq 1 ]; then
+            printf '%s%s%s' "${REV}${GREEN}${BOLD}" "$_co_yes" "${RESET}"
+        else
+            printf '%s' "$_co_yes"
+        fi
+        printf '%s' "$_co_gap"
+        if [ "$_co_sel" -eq 2 ]; then
+            printf '%s%s%s' "${REV}${RED}${BOLD}" "$_co_no" "${RESET}"
+        else
+            printf '%s' "$_co_no"
+        fi
+        printf '%s%s|%s' "$_co_right" "${BOLD}${CYAN}" "${RESET}"
+        # box bottom
+        goto "$((_co_y+4))" "$_co_x"
+        printf '%s+%s+%s' "${BOLD}${CYAN}" "$_co_hl" "${RESET}"
+
+        # read key
+        IFS= read -r -n1 _co_ch 2>/dev/null || IFS= read -r _co_ch
+        case "$_co_ch" in
+            "$(printf '\033')")
+                IFS= read -r -n2 -t 0.1 _co_seq 2>/dev/null || _co_seq=""
+                case "$_co_seq" in
+                    '[D'|'[C')  # left/right arrow
+                        if [ "$_co_sel" -eq 1 ]; then _co_sel=2; else _co_sel=1; fi ;;
+                    *)  return 1 ;;  # bare esc or unrecognised sequence
+                esac ;;
+            h) _co_sel=1 ;;
+            l) _co_sel=2 ;;
+            j) _co_sel=2 ;;
+            k) _co_sel=1 ;;
+            y|Y) return 0 ;;
+            n|N) return 1 ;;
+            "$(printf '\n')"|"$(printf '\r')")
+                if [ "$_co_sel" -eq 1 ]; then return 0; else return 1; fi ;;
+        esac
+    done
+}
+
 do_delete() {
     INFO_MSG=""
     _c=$(count_selected)
     if [ "$_c" -gt 0 ]; then
         # --- bulk delete selected ---
-        restore_term; show_cursor
+        _prompt="Delete ${_c} selected items?"
-        goto "$(term_rows)" 1
+        confirm_overlay; _yes=$?
-        printf '%s%s Delete %d selected items? [y/N] %s' \
+        if [ "$_yes" -eq 0 ]; then
-            "${ERASE_LINE}" "${RED}${BOLD}" "$_c" "${RESET}"
-        IFS= read -r ans
-        setup_term; hide_cursor
-        case "$ans" in
-            y|Y)
             _rest="$SELECTED"
             while [ -n "$_rest" ]; do
                 _line="${_rest%%
@@ -1244,45 +1318,34 @@ do_delete() {
             [ "$SEL" -ge "$((COUNT - 1))" ] && SEL=$((COUNT - 2))
             [ "$SEL" -lt 0 ] && SEL=0
             load_entries
-                ;;
+        else
-            *) NEED_FULL_REDRAW=1 ;;
+            NEED_FULL_REDRAW=1
-        esac
+        fi
     else
         # --- single delete ---
         entry=$(get_entry "$SEL")
         _name="${entry%@}"; _name="${_name%/}"
         target="${CWD}/${_name}"
-        restore_term; show_cursor
+        _prompt="Delete \"${entry}\"?"
-        goto "$(term_rows)" 1
+        confirm_overlay; _yes=$?
-        printf '%s%s Delete "%s"? [y/N] %s' "${ERASE_LINE}" "${RED}${BOLD}" "$entry" "${RESET}"
+        if [ "$_yes" -ne 0 ]; then
-        IFS= read -r ans
+            NEED_FULL_REDRAW=1; return
-        setup_term; hide_cursor
+        fi
-        case "$ans" in
-            y|Y)
         if [ -d "$target" ]; then
             if [ -n "$(ls -A "$target" 2>/dev/null)" ]; then
-                        restore_term; show_cursor
+                _prompt="\"${entry}\" not empty. Delete ALL?"
-                        goto "$(term_rows)" 1
+                confirm_overlay; _yes2=$?
-                        printf '%s%s "%s" not empty. Delete ALL? [y/N] %s' \
+                if [ "$_yes2" -ne 0 ]; then
-                            "${ERASE_LINE}" "${RED}${BOLD}" "$entry" "${RESET}"
+                    NEED_FULL_REDRAW=1; return
-                        IFS= read -r ans2
-                        setup_term; hide_cursor
-                        case "$ans2" in
-                            y|Y) rm -rf "$target" ;;
-                            *)   NEED_FULL_REDRAW=1; return ;;
-                        esac
-                    else
-                        rm -rf "$target"
                 fi
+            fi
+            rm -rf "$target"
         else
             rm -f "$target"
         fi
         [ "$SEL" -ge "$((COUNT - 1))" ] && SEL=$((COUNT - 2))
         [ "$SEL" -lt 0 ] && SEL=0
         load_entries
-                ;;
-            *) NEED_FULL_REDRAW=1 ;;
-        esac
     fi
 }