Add Windows terminal backend support

openhands-tools/openhands/tools/terminal/terminal/__init__.py

@@ -1,24 +1,40 @@
+import platform
+
 from openhands.tools.terminal.terminal.factory import create_terminal_session
 from openhands.tools.terminal.terminal.interface import (
     TerminalInterface,
     TerminalSessionBase,
 )
-from openhands.tools.terminal.terminal.subprocess_terminal import (
-    SubprocessTerminal,
-)
 from openhands.tools.terminal.terminal.terminal_session import (
     TerminalCommandStatus,
     TerminalSession,
 )
-from openhands.tools.terminal.terminal.tmux_terminal import TmuxTerminal
 
 
-__all__ = [
-    "TerminalInterface",
-    "TerminalSessionBase",
-    "TmuxTerminal",
-    "SubprocessTerminal",
-    "TerminalSession",
-    "TerminalCommandStatus",
-    "create_terminal_session",
-]
+# Conditionally import platform-specific terminals
+if platform.system() == "Windows":
+    from openhands.tools.terminal.terminal.windows_terminal import WindowsTerminal
+
+    __all__ = [
+        "TerminalInterface",
+        "TerminalSessionBase",
+        "WindowsTerminal",
+        "TerminalSession",
+        "TerminalCommandStatus",
+        "create_terminal_session",
+    ]
+else:
+    from openhands.tools.terminal.terminal.subprocess_terminal import (
+        SubprocessTerminal,
+    )
+    from openhands.tools.terminal.terminal.tmux_terminal import TmuxTerminal
+
+    __all__ = [
+        "TerminalInterface",
+        "TerminalSessionBase",
+        "TmuxTerminal",
+        "SubprocessTerminal",
+        "TerminalSession",
+        "TerminalCommandStatus",
+        "create_terminal_session",
+    ]

openhands-tools/openhands/tools/terminal/terminal/factory.py

@@ -98,7 +98,13 @@ def create_terminal_session(
     system = platform.system()
 
     if system == "Windows":
-        raise NotImplementedError("Windows is not supported yet for OpenHands V1.")
+        from openhands.tools.terminal.terminal.windows_terminal import (
+            WindowsTerminal,
+        )
+
+        logger.info("Auto-detected: Using WindowsTerminal (Windows system)")
+        terminal = WindowsTerminal(work_dir, username)
+        return TerminalSession(terminal, no_change_timeout_seconds)
     else:
         # On Unix-like systems, prefer tmux if available, otherwise use subprocess
         if _is_tmux_available():

openhands-tools/openhands/tools/terminal/terminal/terminal_session.py

@@ -188,6 +188,7 @@ def _handle_completed_command(
         self._ready_for_next_command()
         return ExecuteBashObservation.from_text(
             command=command,
+            exit_code=metadata.exit_code if metadata.exit_code != -1 else None,
             text=command_output,
             metadata=metadata,
         )