python 3.x - Accessing variable from one class to another -


i new python , need code. want access "usser" variable in "login" class mainmenu class. appreciated. thank in advance , have great day.

class login (tk.frame): def __init__(self, parent, controller):     tk.frame.__init__(self, parent)     self.controller = controller     username = ttk.label(self, text="username: ")     password = ttk.label(self, text="password: ")     username.grid(row=0, column=0, sticky='nsew')     password.grid(row=1, column=0, sticky='nsew')     usernamee = ttk.entry(self)     passworde = ttk.entry(self, show='*')     usernamee.grid(row=0, column=1, sticky='nsew')     passworde.grid(row=1, column=1, sticky='nsew')     backbutton = ttk.button(self, text="sign up", command=lambda:controller.show_frame(newhere))     backbutton.grid(row=4, column=0, sticky='nsew')     loginbutton = ttk.button(self, text="log in")     loginbutton.grid(row=4, column=1, sticky='nsew')      def checklogin(event):         global active         try:             accounts = np.load("dictionary.npy").item()         except filenotfounderror:             messagebox.showerror("account error", "the account not found in our database credentials provided. sign , try again.")         if usernamee.get().rstrip() in accounts , passworde.get() != '':             check = accounts[usernamee.get().rstrip()]             if passworde.get() == check:                 self.usser = usernamee.get()                 messagebox.showinfo("success!", "welcome, "+self.usser)                 usernamee.delete(0, 'end')                 passworde.delete(0, 'end')                 controller.show_frame(mainmenu)             elif usernamee.get().rstrip() in accounts , passworde.get() != check:                 messagebox.showerror("error 511", "the account not found in our database credentials provided. double check them , try again.")                 usernamee.delete(0, 'end')                 passworde.delete(0, 'end')         else:             messagebox.showerror("error 510", "the account not found in our database credentials provided. double check them , try again.")             usernamee.delete(0, 'end')             passworde.delete(0, 'end')     loginbutton.bind("<button-1>", checklogin)

the end of log in window

class mainmenu(tk.frame): def init(self, parent, controller): tk.frame.init(self, parent) self.controller = controller activeuser = ttk.label(self, text="logged in as: ") activeuser.grid(row=0, column=3, sticky='nsew') vers = '1.0' version = ttk.label(self, text = "version: "+ vers) version.grid(row=1, column=3, sticky='nsew') logout = ttk.button(self, text='logout') logout.grid(row=2, column=3, sticky='nsew')


Comments

Post a Comment

Popular posts from this blog

python Tkinter Capturing keyboard events save as one single string -

is possible store keyboard events 1 string? code below stores 1 char , prints it. card reader or bar code reader, contains collection of character/ string not 1 character @ time. goal save char pressed text variable. from tkinter import * root = tk() def key(event): text= event.char text+= event.char print ("pressed", text) def callback(event): frame.focus_set() print ("clicked at", event.x, event.y) frame = frame(root, width=100, height=100) frame.bind("<key>", key) frame.bind("<button-1>", callback) frame.pack() root.mainloop() currently, creating text variable , everytime key() function gets called, , text stores last character typed. you can define text module level variable , , use module level text inside key function - text = '' def key(event): global text text+= event.char print("pressed", text)
Read more

android - InAppBilling registering BroadcastReceiver in AndroidManifest -

i'm implementing inapp billing in android app. works well, however, i'm trying decouple broadcast receiver activity manifest. suggestion in android's trivialdrive sample: // important: dynamically register broadcast messages updated purchases. // register receiver here instead of <receiver> in manifest // because call getpurchases() @ startup, therefore can ignore // broadcasts sent while app isn't running. // note: registering listener in activity bad idea, done here // because sample. regardless, receiver must registered after // iabhelper setup, before first call getpurchases(). currently there's class extends broadcastreceiver : public class iabbroadcastreceiver extends broadcastreceiver { /** * intent action receiver should filter for. */ public static final string action = "com.android.vending.billing.purchases_updated"; private final iabbroadcastlistener mlistener; public iabbroadcastreceiver(iabbroadcastlistener listener) { m
Read more

javascript - Z-index in d3.js -

i have map , when hover effect on region of map below yellow line , circle, last ones disappear. how can solve problem? http://jsfiddle.net/ot21n9qx/ var arc = g.append("path") .style("fill", "none") .style("stroke", "yellow") .style("stroke-width", 2) .attr("d", "m" + pathorigin[0] + "," + pathorigin[1] + " q" + svgpoint[0] + "," + pathorigin[1] + " " + svgpoint[0] + "," + svgpoint[1]); var circlesize = d3.scale.linear() .domain([0, 0.5, 1]) .range([4, 10, 4]); svg not have z order draws objects in order created. need create path , circle after create highlight regions. here forked fiddle: http://jsfiddle.net/o00fzgaf/1/
Read more