diff --git a/src/dbg_tui.py b/src/dbg_tui.py
index 4bd6294..d81190d 100644
--- a/src/dbg_tui.py
+++ b/src/dbg_tui.py
@@ -1,12 +1,10 @@
 from dpdebugger import Debugger
 from dataclasses import dataclass
-from rich import print as rprint
-from rich.layout import Layout
-from rich.prompt import Prompt
-from rich.panel import Panel
-from rich.text import Text
-from rich.console import Console
 import math
+import py_cui
+import py_cui.keys
+import re
+import shlex
 
 @dataclass
 class SourceLines:
@@ -14,12 +12,6 @@ class SourceLines:
     begining_number: int
     lines: list[str]
 
-@dataclass
-class RichedSourceLines:
-    active: int
-    begining_number: int
-    lines: list[Text]
-
 def _get_source_lines(
         srcline: int,
         lines: list[str],
@@ -49,61 +41,67 @@ def _get_source_lines(
             lines=list(lines[start_bound-1:end_bound])
             )
 
-def _source_lines_to_rich(srclines: SourceLines) -> RichedSourceLines:
-    riched_lines = RichedSourceLines(
-            active=srclines.active,
-            begining_number=srclines.begining_number,
-            lines=list(map(Text, srclines.lines))
-            )
-    active_index = srclines.active - srclines.begining_number
-    active_line = riched_lines.lines[active_index]
-    active_line.stylize('bold red')
-    return riched_lines
+class DebuggerUI:
+    ACTIVE_LINE_POINTER = "~> "
+    def __init__(self, master: py_cui.PyCUI, debugger: Debugger, src: str):
+        self.master = master
+        self.dbg = debugger
+        self.src = src
+        self.srclines = src.split('\n')[:-1]
+        self.source_panel = self.master.add_text_block(
+                "Source code", 0, 0
+                )
+                
+        self.prompt_panel = self.master.add_text_box("Prompt",
+                                                     1, 0,
+                                                     row_span=1
+                                                     )
+        self.prompt_panel.add_key_command(py_cui.keys.KEY_ENTER, self._process_prompt)
+        self.terminal_panel = self.master.add_text_block("Debugger Console",
+                                                          2, 0,
+                                                          initial_text="to exit type in \"exit\""
+                                                          )
+        self.master.move_focus(self.prompt_panel)
+        self.master.add_key_command(
+                py_cui.keys.KEY_ENTER,
+                lambda: self.master.move_focus(self.prompt_panel)
+                )
+        self._display_source_lines()
 
-def _join_riched_lines(rl: RichedSourceLines) -> Text:
-    return Text("\n").join(rl.lines)
+    def _process_prompt(self):
+        user_input = self.prompt_panel.get()
+        if user_input == "exit":
+            exit()
+        self.prompt_panel.clear()
+        dbg_output = self.dbg.do_command(user_input.split())
+        self.terminal_panel.write(dbg_output)
+        self._display_source_lines()
 
-def _generate_source_lines(
-        debugger: Debugger,
-        srcfile: str,
-        size: int
-        ) -> Panel:
-    sl = _get_source_lines(
-            lines=srcfile.split('\n')[:-1],
-            max_height=size,
-            srcline=debugger.get_current_source_line_number()
-            )
-    rl = _source_lines_to_rich(sl)
-    full = _join_riched_lines(rl)
-    return Panel(full)
+    def _display_source_lines(self):
+        active_line = self.dbg.get_current_source_line_number()
+        lines = _get_source_lines(
+                srcline=active_line,
+                lines=self.srclines,
+                max_height=self.source_panel.get_viewport_height()
+                )
+        # emplace line lumbers
+        linenos = [lines.begining_number + i
+                   for i in range(len(lines.lines))]
+        lines_with_linenos: list[str] =[]
+        # длина самого большого числа для вычисления выравнивания
+        align_with = len(str(linenos[-1]))
+        for lineno, line in zip(linenos, lines.lines):
+            if lineno == lines.active:
+                padding = len(line) - len(stripped := line.lstrip(" "))
+                line = self.ACTIVE_LINE_POINTER.rjust(padding) + stripped
+            lines_with_linenos.append(
+                    f"{str(lineno).rjust(align_with)}. {line}"
+                    )
+        self.source_panel.set_text("\n".join(lines_with_linenos))
 
 def main(debugger: Debugger, srcfile: str):
-    SRC_WIN_HEIGHT = 10
-    layout = Layout()
-    layout.split_column(
-            Layout(
-                _generate_source_lines(debugger, srcfile, SRC_WIN_HEIGHT),
-                size=SRC_WIN_HEIGHT,
-                name="source"),
-            Layout(name="terminal")
-            )
-    layout["source"].update(_generate_source_lines(
-        debugger=debugger,
-        srcfile=srcfile,
-        size=SRC_WIN_HEIGHT
-        ))
-
-    print()
-    rprint(layout)
-
-if __name__ == "__main__":
-    console = Console()
-    with open("test.dasm", 'r') as f:
-        lines = f.read().split('\n')[:-1]
-    srclines = _get_source_lines(22, lines, 7)
-    riched = _source_lines_to_rich(srclines)
-    print(f"focus: {srclines.active}; start: {srclines.begining_number}")
-    print("_"*20)
-    # rprint(*riched.lines, sep="\n")
-    rprint(_join_riched_lines(riched))
-
+    root = py_cui.PyCUI(3, 1)
+    root.set_title("Stupid DP32 debugger")
+    root.set_status_bar_text("")
+    DebuggerUI(root, debugger, srcfile)
+    root.start()