diff --git a/ext_open.py b/ext_open.py
index 6de1274..f180a59 100644
--- a/ext_open.py
+++ b/ext_open.py
@@ -1,52 +1,11 @@
-import subprocess
-from binaryornot.check import is_binary
-import os
-import re
-EDITOR_PATH = os.path.expandvars(r'%programfiles%\Notepad++\notepad++.exe')
-EXT = re.compile(r'\.\w+$')
-def get_ext(file):
-    match = EXT.search(file)
-    if match:
-        return match.group(0)
-
-handlers = {
-    '.py' : {
-        'editor': EDITOR_PATH,
-        'execute': 'python',
-        'idle_edit': 'pythonw -m idlelib -e',
-        'windowless': 'pythonw'
-    }
-}
-
-def edit(path,params=[]):
-    call_chain = [EDITOR_PATH] + params
-    if not is_binary(path):
-        call_chain.append(path)
-        subprocess.call(call_chain)
-
-def standalone(path,params=[],windowless =False,cwd = None):
-
-    path2windowless = os.path.join(os.path.dirname(__file__),'windowless.vbs')
-    params = list(map(os.path.expandvars,params))
-    if not cwd:
-        cwd = os.path.dirname(path)
-    else:
-        cwd = os.path.expandvars(cwd)
-    if windowless:
-        cmd = ' '.join('~{}~'.format(arg) if ' ' in arg else arg for arg in [fullpath]+params)
-        print(cmd)
-        subprocess.check_output(['cscript.exe',path2windowless,cmd,cwd])
-    else:
-
-        subprocess.Popen([fullpath]+params,cwd=cwd)
-        
-def dependant(path,params=[],mode = 'execute'):
-    ext = get_ext(path)
-    if ext:
-        handler = handlers[ext][mode]
-    if ' ' in handler:
-        handler = handler.split(' ')
-    else:
-        handler = [handler]
-    args = handler+[path]+params
-    subprocess.Popen(args)
+from opts import *
+import argparse
+parser = argparse.ArgumentParser(prog="ext-open",prefix_chars = "+")
+for opt in prefix:
+	parser.add_argument(**opt)
+for ext in exts:
+	sub_parser = parser.add_subparser(ext["ext"])
+	for opt in ext["opts"]+common:
+		sub_parser.add_argument(**opt)
+if name == "__main__":
+	args = parser.parse_args()
\ No newline at end of file
diff --git a/opener.py b/opener.py
new file mode 100644
index 0000000..6de1274
--- /dev/null
+++ b/opener.py
@@ -0,0 +1,52 @@
+import subprocess
+from binaryornot.check import is_binary
+import os
+import re
+EDITOR_PATH = os.path.expandvars(r'%programfiles%\Notepad++\notepad++.exe')
+EXT = re.compile(r'\.\w+$')
+def get_ext(file):
+    match = EXT.search(file)
+    if match:
+        return match.group(0)
+
+handlers = {
+    '.py' : {
+        'editor': EDITOR_PATH,
+        'execute': 'python',
+        'idle_edit': 'pythonw -m idlelib -e',
+        'windowless': 'pythonw'
+    }
+}
+
+def edit(path,params=[]):
+    call_chain = [EDITOR_PATH] + params
+    if not is_binary(path):
+        call_chain.append(path)
+        subprocess.call(call_chain)
+
+def standalone(path,params=[],windowless =False,cwd = None):
+
+    path2windowless = os.path.join(os.path.dirname(__file__),'windowless.vbs')
+    params = list(map(os.path.expandvars,params))
+    if not cwd:
+        cwd = os.path.dirname(path)
+    else:
+        cwd = os.path.expandvars(cwd)
+    if windowless:
+        cmd = ' '.join('~{}~'.format(arg) if ' ' in arg else arg for arg in [fullpath]+params)
+        print(cmd)
+        subprocess.check_output(['cscript.exe',path2windowless,cmd,cwd])
+    else:
+
+        subprocess.Popen([fullpath]+params,cwd=cwd)
+        
+def dependant(path,params=[],mode = 'execute'):
+    ext = get_ext(path)
+    if ext:
+        handler = handlers[ext][mode]
+    if ' ' in handler:
+        handler = handler.split(' ')
+    else:
+        handler = [handler]
+    args = handler+[path]+params
+    subprocess.Popen(args)
diff --git a/opts.py b/opts.py
new file mode 100644
index 0000000..e28829c
--- /dev/null
+++ b/opts.py
@@ -0,0 +1,14 @@
+prefix = [
+]
+common [
+]
+exts = [
+    {
+        "ext" : "py",
+        "opts" : []
+    },
+    {
+        "ext" : "java",
+        "opts": []
+    }
+]
\ No newline at end of file