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Bound global bindings in a saner fashion, added tweet character counter and error checker for tweets > 140 characters

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Anna 2010-04-07 15:54:54 -04:00
parent c84fcb19fe
commit 4906fa7fe7
1 changed files with 19 additions and 20 deletions
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39
mytwitter.py
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@ -2,7 +2,7 @@
# #
# Custom twitter client... mostly for learning Python # Custom twitter client... mostly for learning Python
import sys, twitter, Tkinter, Pmw, ConfigParser, os import sys, twitter, Tkinter, Pmw, ConfigParser, os, tkMessageBox
class TwitWindow: class TwitWindow:
@ -54,17 +54,20 @@ class TwitWindow:
self.update_box.grid_columnconfigure(0, weight=1) self.update_box.grid_columnconfigure(0, weight=1)
self.update_button = Tkinter.Button(self.update_box, text="Update", command=self.update_status) self.update_button = Tkinter.Button(self.update_box, text="Update", command=self.update_status)
self.update_button.grid(row=0, column=1, sticky=Tkinter.W) self.update_button.grid(row=0, column=1, sticky=Tkinter.W)
self.update_count = Tkinter.Label(self.update_box, text="0/140")
self.update_count.grid(row=0, column=2, sticky=Tkinter.E)
### Set up bindings ### Set up bindings
# Bind scrollwheel to move the tweets. Might as well allow scrollwheel # Bind scrollwheel to move the tweets, as well as page up/down
# from anywhere, so we'll bind to tkroot self.tkroot.bind_all("<Button-4>", self.scroll_wheel);
self.tkroot.bind("<Button-4>", self.scroll_wheel); self.tkroot.bind_all("<Button-5>", self.scroll_wheel);
self.tkroot.bind("<Button-5>", self.scroll_wheel); self.tkroot.bind_all("<Prior>", self.page_up);
self.tkroot.bind_all("<Next>", self.page_down);
# Bind any key in the update_entry to adjust the counter, except return
self.update_entry.bind('<KeyRelease>', self.char_counter)
self.update_entry.bind('<Return>', self.update_status_callback) self.update_entry.bind('<Return>', self.update_status_callback)
self.tkroot.bind("<Prior>", self.page_up);
self.tkroot.bind("<Next>", self.page_down);
# Init the twitter API and start up the main loop # Init the twitter API and start up the main loop
@ -91,6 +94,9 @@ class TwitWindow:
def update_status(self): def update_status(self):
text = self.update_entry.get() text = self.update_entry.get()
if len(text) > 140:
tkMessageBox.showerror('Tweet too long', 'Tweets can only be 140 characters. Write a shorter tweet and try again.')
return
self.update_entry.delete(0, Tkinter.END) self.update_entry.delete(0, Tkinter.END)
self.api.PostUpdate(text) self.api.PostUpdate(text)
self.update_window() self.update_window()
@ -112,9 +118,15 @@ class TwitWindow:
def page_up(self, event): def page_up(self, event):
self.tweet_view.yview('scroll', -15, 'units'); self.tweet_view.yview('scroll', -15, 'units');
def page_down(self, event): def page_down(self, event):
self.tweet_view.yview('scroll', 15, 'units'); self.tweet_view.yview('scroll', 15, 'units');
def char_counter(self, event):
new_count = str(len(self.update_entry.get())) + "/140"
self.update_count.config(text=new_count)
### end class TwitWindow ### end class TwitWindow
@ -139,19 +151,6 @@ def print_formatted(statuses):
print print
# Do the action!
# arg = ""
# if len(sys.argv) > 1:
# arg = sys.argv[1]
# actions = {
# "show_lists": print_lists,
# "list": print_statuses_list,
# }
# actions.get(arg, print_statuses)()
# main # main
win = TwitWindow() win = TwitWindow()
win.create_window() win.create_window()