Began conversion from Tkinter to wxPython, because Tkinter fails at too many things. Code is currently broken

This commit is contained in:
Anna 2010-04-08 15:12:57 -04:00
parent 21fcf25544
commit 50b9ad477b

View File

@ -2,14 +2,16 @@
# #
# Custom twitter client... mostly for learning Python # Custom twitter client... mostly for learning Python
import sys, twitter, Tkinter, Pmw, ConfigParser, os, tkMessageBox, datetime, dateutil.tz import sys, twitter, wx, ConfigParser, os, tkMessageBox, datetime, dateutil.tz
class TwitWindow: class TwitWindow(wx.Frame):
""" Display Tweets, post to twitter """ """ Display Tweets, post to twitter """
def __init__(self): def __init__(self, parent, title):
wx.Frame.__init__(self, parent, title=title, size=(300,600))
config = ConfigParser.ConfigParser() config = ConfigParser.ConfigParser()
config.read(os.path.expanduser("~/.mytwitter")) config.read(os.path.expanduser("~/.mytwitter"))
self.username = config.get('global', 'username') self.username = config.get('global', 'username')
@ -20,65 +22,101 @@ class TwitWindow:
self.labels = [] self.labels = []
self.texts = [] self.texts = []
self.init_widgets()
def create_window(self):
self.tkroot = Tkinter.Tk() def init_widgets(self):
self.tkroot.title("MyTwitter") main_sizer = wx.BoxSizer(wx.VERTICAL)
Pmw.initialise(self.tkroot)
self.tkroot.grid_columnconfigure(0, weight=1)
# Create the scrolled frame that will hold the tweets # Create the scrolled frame that will hold the tweets
self.tweet_view = Pmw.ScrolledFrame(self.tkroot, hscrollmode='none', horizflex='elastic') tweet_view = wx.ScrolledWindow(self)
self.tweet_view.grid(row=0) tweet_sizer = wx.BoxSizer(wx.VERTICAL)
# Status bar
self.CreateStatusBar()
# Menu bar
filemenu = wx.Menu()
filemenu.Append(wx.ID_ABOUT, "&About", "About MyTwitter")
menu_exit = filemenu.Append(wx.ID_EXIT, "E&xit", "Close MyTwitter")
self.Bind(wx.EVT_MENU, self.on_exit, menu_exit)
menu_bar = wx.MenuBar()
menu_bar.Append(filemenu, "&File")
self.SetMenuBar(menu_bar)
# Create labels and text widgets # Create labels and text widgets
for i in range(0, self.num_entries): for i in range(0, self.num_entries):
self.labels.append(Tkinter.Label(self.tweet_view.interior())) self.labels.append(wx.TextCtrl(tweet_view, style=wx.TE_READONLY))
self.labels[i].pack(expand=False, fill=Tkinter.X) self.texts.append(wx.TextCtrl(tweet_view, style=wx.TE_MULTILINE | wx.TE_READONLY))
self.texts.append(Tkinter.Label(self.tweet_view.interior())) self.labels[i].SetDefaultStyle(wx.TextAttr('DARK_BLUE'))
self.texts[i].pack(expand=False, fill=Tkinter.X) self.texts[i].SetDefaultStyle(wx.TextAttr('LIGHT_BLUE'))
self.labels[i].config(bg="#07c", fg="white", anchor=Tkinter.W) tweet_sizer.Add(self.labels[i])
self.texts[i].config(bg="#eff", fg="black", height=3, anchor=Tkinter.NW, justify=Tkinter.LEFT, wraplength=375) tweet_sizer.Add(self.texts[i])
# Layout the tweet view widget
width,height=tweet_view.GetSizeTuple()
tweet_view.SetSizerAndFit(tweet_sizer)
tweet_view.SetScrollbars(0, 20, 0, height/20)
tweet_view.SetSize((300,400))
# A button to refresh manually # A button to refresh manually
self.button_box = Tkinter.Frame(self.tkroot) button_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.button_box.grid(row=1, sticky=Tkinter.W) refresh_button = wx.Button(self, label="Refresh")
self.refresh_button = Tkinter.Button(self.button_box, text="Refresh", command=self.update_window) refresh_button.Bind(wx.EVT_BUTTON, self.update_window)
self.refresh_button.grid(row=0, sticky=Tkinter.W)
button_sizer.Add(refresh_button)
# Create an update box at the bottom of the window # Create an update box at the bottom of the window
self.update_box = Tkinter.Frame(self.tkroot) update_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.update_box.grid(row=2, sticky=Tkinter.W)
self.update_entry = Tkinter.Entry(self.update_box) self.update_entry = wx.TextCtrl(self)
self.update_entry.grid(row=0, sticky=Tkinter.W) self.update_entry.Bind(wx.EVT_TEXT, self.char_counter)
self.update_box.grid_columnconfigure(0, weight=1) self.update_entry.Bind(wx.EVT_TEXT_ENTER, self.update_status_callback)
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) update_button = wx.Button(self, label="Update")
self.update_count = Tkinter.Label(self.update_box, text="0/140") update_button.Bind(wx.EVT_BUTTON, self.update_status)
self.update_count.grid(row=0, column=2, sticky=Tkinter.E)
self.update_count = wx.StaticText(self, label="0/140")
update_sizer.Add(self.update_entry, 1, wx.EXPAND)
update_sizer.Add(update_button)
update_sizer.Add(self.update_count)
### Set up bindings ### Set up bindings
# Bind scrollwheel to move the tweets, as well as page up/down # Bind scrollwheel to move the tweets, as well as page up/down
self.tkroot.bind_all("<Button-4>", self.scroll_wheel) # fixme: convert this to wxPython
self.tkroot.bind_all("<Button-5>", self.scroll_wheel) # self.tkroot.bind_all("<Button-4>", self.scroll_wheel)
self.tkroot.bind_all("<Up>", self.line_up) # self.tkroot.bind_all("<Button-5>", self.scroll_wheel)
self.tkroot.bind_all("<Down>", self.line_down) # self.tkroot.bind_all("<Up>", self.line_up)
self.tkroot.bind_all("<Prior>", self.page_up) # self.tkroot.bind_all("<Down>", self.line_down)
self.tkroot.bind_all("<Next>", self.page_down) # 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 # Pack the top level together
self.update_entry.bind('<KeyRelease>', self.char_counter) main_sizer.Add(tweet_view, 1, wx.EXPAND)
self.update_entry.bind('<Return>', self.update_status_callback) main_sizer.Add(button_sizer)
main_sizer.Add(update_sizer)
self.SetSizerAndFit(main_sizer)
# Init the twitter API and start up the main loop # Init the twitter API
self.api = twitter.Api(username=self.username, password=self.password) self.api = twitter.Api(username=self.username, password=self.password)
# Updates!
self.timer = wx.Timer(self)
self.timer.Bind(wx.EVT_TIMER, self.update_window_callback)
self.timer.Start(self.refresh_time * 1000)
self.update_window() self.update_window()
self.tkroot.mainloop()
# end of init_widgets
def update_window(self) : def update_window(self):
print "DEBUG: update_window()"
timezone = dateutil.tz.gettz() timezone = dateutil.tz.gettz()
time_format = "%Y.%m.%d %H:%M:%S %Z" time_format = "%Y.%m.%d %H:%M:%S %Z"
@ -88,28 +126,31 @@ class TwitWindow:
# Update the label with the user's name and screen name # Update the label with the user's name and screen name
user = statuses[i].user user = statuses[i].user
# fixme: need to find a way to detect local timezone and print in that
# Also need to decide how to format the output... maybe use a config var?
timestamp = datetime.datetime.strptime(statuses[i].created_at, "%a %b %d %H:%M:%S +0000 %Y") timestamp = datetime.datetime.strptime(statuses[i].created_at, "%a %b %d %H:%M:%S +0000 %Y")
timestamp = timestamp.replace(tzinfo=dateutil.tz.gettz('UTC')) timestamp = timestamp.replace(tzinfo=dateutil.tz.gettz('UTC'))
timestring = timestamp.astimezone(timezone).strftime(time_format) timestring = timestamp.astimezone(timezone).strftime(time_format)
labeltext = user.name + " (" + user.screen_name + ") " + timestring labeltext = user.name + " (" + user.screen_name + ") " + timestring
self.labels[i].config(text=labeltext) self.labels[i].Clear()
self.labels[i].AppendText(labeltext)
# Display the text of the tweet # Display the text of the tweet
self.texts[i].config(text=statuses[i].text) self.texts[i].Clear()
self.texts[i].AppendText(statuses[i].text)
self.timer = self.tkroot.after(self.refresh_time * 1000, self.update_window)
def update_window_callback(self, event):
self.update_window()
def update_status(self): def update_status(self):
text = self.update_entry.get() text = self.update_entry.GetValue()
if len(text) > 140: if len(text) > 140:
tkMessageBox.showerror('Tweet too long', 'Tweets can only be 140 characters. Write a shorter tweet and try again.') d = wx.MessageDialog(self, 'Tweet too long', 'Tweets must be <= 140 characters');
d.ShowModal()
d.Destroy()
return return
self.update_entry.delete(0, Tkinter.END) self.update_entry.Clear()
self.api.PostUpdate(text) self.api.PostUpdate(text)
self.update_window() self.update_window()
@ -120,32 +161,37 @@ class TwitWindow:
self.update_status() self.update_status()
def scroll_wheel(self, event): # fixme: convert all of the below to wxPython
if event.num == 4:
self.tweet_view.yview('scroll', -5, 'units'); # def scroll_wheel(self, event):
if event.num == 5: # if event.num == 4:
self.tweet_view.yview('scroll', 5, 'units'); # self.tweet_view.yview('scroll', -5, 'units');
# if event.num == 5:
# self.tweet_view.yview('scroll', 5, 'units');
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 line_up(self, event): # def line_up(self, event):
self.tweet_view.yview('scroll', -5, 'units'); # self.tweet_view.yview('scroll', -5, 'units');
def line_down(self, event): # def line_down(self, event):
self.tweet_view.yview('scroll', 5, 'units'); # self.tweet_view.yview('scroll', 5, 'units');
def char_counter(self, event): def char_counter(self, event):
new_count = str(len(self.update_entry.get())) + "/140" new_count = str(len(self.update_entry.GetValue())) + "/140"
self.update_count.config(text=new_count) self.update_count.SetLabel(new_count)
def on_exit(self, event):
self.Close(True)
### end class TwitWindow ### end class TwitWindow
@ -172,5 +218,7 @@ def print_formatted(statuses):
# main # main
win = TwitWindow() app = wx.App(False)
win.create_window() root = TwitWindow(None, "MyTwitter")
root.Show(True)
app.MainLoop()