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Display chat history and invalid characters on the GUI

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This commit is contained in:
Lonami Exo 2018-08-28 15:55:00 +02:00
parent 608a19f93f
commit 40650f93ce
1 changed files with 14 additions and 3 deletions
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17
telethon_examples/gui.py
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@ -31,6 +31,11 @@ if not API_HASH:
API_HASH = input('Enter API hash (or add TG_API_HASH to env vars): ') API_HASH = input('Enter API hash (or add TG_API_HASH to env vars): ')
def sanitize_str(string):
return ''.join(x if ord(x) <= 0xffff else
'{{{:x}ū}}'.format(ord(x)) for x in string)
def callback(func): def callback(func):
""" """
This decorator turns `func` into a callback for Tkinter This decorator turns `func` into a callback for Tkinter
@ -148,13 +153,14 @@ class App(tkinter.Tk):
text = '>> ' text = '>> '
else: else:
sender = await event.get_sender() sender = await event.get_sender()
text = '<{}> '.format(utils.get_display_name(sender)) text = '<{}> '.format(sanitize_str(
utils.get_display_name(sender)))
# If the message has media show "(MediaType) " # If the message has media show "(MediaType) "
if event.media: if event.media:
text += '({}) '.format(event.media.__class__.__name__) text += '({}) '.format(event.media.__class__.__name__)
text += event.text text += sanitize_str(event.text)
text += '\n' text += '\n'
# Append the text to the end with a newline, and scroll to the end # Append the text to the end with a newline, and scroll to the end
@ -224,9 +230,11 @@ class App(tkinter.Tk):
return return
# Get the message, clear the text field and focus it again # Get the message, clear the text field and focus it again
text = self.message.get() text = self.message.get().strip()
self.message.delete(0, tkinter.END) self.message.delete(0, tkinter.END)
self.message.focus() self.message.focus()
if not text:
return
# NOTE: This part is optional but supports editing messages # NOTE: This part is optional but supports editing messages
# You can remove it if you find it too complicated. # You can remove it if you find it too complicated.
@ -308,6 +316,9 @@ class App(tkinter.Tk):
if self.chat_id != old: if self.chat_id != old:
self.message_ids.clear() self.message_ids.clear()
self.sent_text.clear() self.sent_text.clear()
for msg in reversed(
await self.cl.get_messages(self.chat_id, 100)):
await self.on_message(msg)
except ValueError: except ValueError:
# Invalid chat ID, let the user know with a yellow background # Invalid chat ID, let the user know with a yellow background
self.chat_id = None self.chat_id = None