Merge branch 'master' of https://github.com/fdev31/kitty

docs/changelog.rst

@@ -95,6 +95,9 @@ To update |kitty|, :doc:`follow the instructions <binary>`.
 
 - Update to using the Unicode 12 standard
 
+- Unicode input kitten: Allow using the arrow keys in code mode to go to next
+  and previous unicode symbol.
+
 - macOS: Fix specifying initial window size in cells not working correctly on
   Retina screens (:iss:`1444`)
 

docs/kittens/unicode-input.rst

@@ -15,6 +15,8 @@ In :guilabel:`Code` mode, you enter a unicode character by typing in the hex cod
 character and pressing enter, for example, type in ``2716`` and press enter to get
 ✖. You can also choose a character from the list of recently used characters by
 typing a leading period and then the two character index and pressing Enter.
+The up and down arrow keys can be used to choose the previous and next unicode
+symbol respectively.
 
 In :guilabel:`Name` mode you instead type words from the character name and use the arrow
 keys/tab to select the character from the displayed matches. You can also type

kittens/unicode_input/main.py

@@ -391,6 +391,23 @@ class UnicodeInput(Handler):
         self.refresh()
 
     def on_key(self, key_event):
+        if self.mode is HEX and key_event.type is not RELEASE and not key_event.mods:
+            try:
+                val = int(self.line_edit.current_input, 16)
+            except Exception:
+                return
+            if key_event.key is TAB:
+                self.line_edit.current_input = hex(val + 0x10)[2:]
+                self.refresh()
+                return
+            if key_event.key is UP:
+                self.line_edit.current_input = hex(val + 1)[2:]
+                self.refresh()
+                return
+            if key_event.key is DOWN:
+                self.line_edit.current_input = hex(val - 1)[2:]
+                self.refresh()
+                return
         if self.mode is NAME and key_event.type is not RELEASE and not key_event.mods:
             if key_event.key is TAB:
                 if key_event.mods == SHIFT: