Do PoC for -pluginMessage processing in PythonScript

Author: pryrt

pythonScripts/nppCommunity/26xxx/pluginNotification26689.py

@@ -0,0 +1,32 @@
+# encoding=utf-8
+"""in response to https://community.notepad-plus-plus.org/topic/26689/
+
+Example processing of NPPN_CMDLINEPLUGINMSG notification
+"""
+from Npp import notepad, console, NOTIFICATION
+import ctypes
+import sys
+
+def usePluginMessageString(s):
+    console.write(f"TODO: do something more interesting with -pluginMessage=\"{s}\"\n")
+
+def getStringFromNotification(args):
+    code = args['code'] if 'code' in args else None
+    idFrom = args['idFrom'] if 'idFrom' in args else None
+    hwndFrom = args['hwndFrom'] if 'hwndFrom' in args else None
+    #console.write(f"notification(code:{code}, idFrom:{idFrom}, hwndFrom:{hwndFrom}) received\n")
+    if idFrom is None: return
+    s = ctypes.wstring_at(idFrom)
+    #console.write(f"\tAdditional Info: str=\"{s}\"\n")
+    usePluginMessageString(s)
+
+def getStringFromCommandLine():
+    for token in sys.argv:
+        if len(token)>15 and token[0:15]=="-pluginMessage=":
+            s = token[15:]
+            #console.write(f"TODO: process {token} => \"{s}\"\n")
+            usePluginMessageString(s)
+
+notepad.callback(getStringFromNotification, [NOTIFICATION.CMDLINEPLUGINMSG])
+console.write("Registered getStringFromNotification callback for CMDLINEPLUGINMSG\n")
+getStringFromCommandLine()

pythonScripts/startup.py

@@ -79,6 +79,30 @@
 #editor.setRepresentation(u'\u000A', u'\u240A')
 #editor.setRepresentation(u'\u000D', u'\u240D')
 
+######################
+##!!## The following can be uncommented to experiment with one or more notifications
+##!!def myFunction(args):
+##!!    code = args['code'] if 'code' in args else None
+##!!    idFrom = args['idFrom'] if 'idFrom' in args else None
+##!!    hwndFrom = args['hwndFrom'] if 'hwndFrom' in args else None
+##!!    console.write(f"notification(code:{code}, idFrom:{idFrom}, hwndFrom:{hwndFrom}) received\n")
+##!!    if code==NOTIFICATION.CMDLINEPLUGINMSG:
+##!!        if idFrom is None: return
+##!!        str = ctypes.wstring_at(idFrom)
+##!!        console.write(f"\tAdditional Info: str=\"{str}\"\n")
+##!!
+##!!notepad.callback(myFunction, [NOTIFICATION.CMDLINEPLUGINMSG])
+##!!#notepad.callback(myFunction, list(range(1001,1032)))    # should be every notification
+##!!console.write("Registered myFunction callback for CMDLINEPLUGINMSG\n")
+##!!myFunction(dict(code=1, hwndFrom=2, idFrom=3))
+######################
+
+######################
+# process -pluginMessage="" from the command-line
+#import pluginNotification26689
+######################
+
+
 ######################
 def CCB():
     notepad.clearCallbacks()