Add an option to choose between shared and separate input history

- separate_history, defaults to false

data/default_config.cfg

@@ -403,6 +403,10 @@ send_os_info = true
 # Set to false if you don't want people to know that information
 send_time = true
 
+# If true, the history of the similar inputs won't be shared between
+# different tabs (as in weechat).
+separate_history = false
+
 # The language you specify using.
 # This *may* be ysed by an automated entity to send you tailored replies
 # If you don't understand, leave en.

doc/en/configure.txt

@@ -409,6 +409,11 @@ section of this documentation.
   if true, your current time will be sent if asked
   Set to false if you don't want people to know that information
 
+*separate_history*:: false
+
+  If true, the history of inputs of the same nature won’t be shared
+  between tabs (as in weechat).
+
 *server*:: anon.jeproteste.info
 
   The server to use for anonymous authentication.

src/windows.py

@@ -1508,6 +1508,8 @@ class HistoryInput(Input):
         self.current_completed = ''
         self.key_func['^R'] = self.toggle_search
         self.search = False
+        if config.get('separate_history', 'false') == 'true':
+            self.history = list()
 
     def toggle_search(self):
         if self.help_message: