tkinter book

Code#Tkinter Base Add a button, display text on the button, and set the text colorImportTkinter as TK#Object-Oriented programmingclassApp ():def __init__(self, Master): Frame= Tk. Frame (Master)#frame?? I don't understand .Frame.pack ()#Create a button, FG foreground color: BlueSelf.testbutton = Tk. Button (frame, Text ="Hello", FG ="Blue") self.testButton.pack () root=tk. Tk () app=App (Root) root.mainloop ()Results: Python

#-*-Coding:utf-8-*-from Tkinter import *def btn_click (): b2[' text '] = ' clicked ' Evalue = E.get () print ' btn C Lick and Entry value is%s '% Evalue def btn_click_bind (event): print ' Enter B2 ' Def show_toplevel (): top = TopLevel ( Top.title (' 2nd window ') Label (top, text= ' This is Window 2nd '). Pack () root = Tk () root.title (' 1th window ') # Display built-in picture # x = Label (Root, bitmap= ' W Arning ') L = Label (root, fg= ' red ',

correspondingFor example, if the TTK TreeView is clicked, the clicked Row is selected, but the selected row is not obtained by treeview.selection () [0]! Instead, the previously selected row. can refer to the following here.Response functionEvent_handler (Event,*args)Event parameterThe event parameter has the following properties:[' __doc__ ', ' __module__ ', ' char ', ' delta ', ' height ', ' keycode ', ' keysym ', ' keysym_num ', ' num ', ' send_event ', ' Serial ', ' s Tate ', ' Time ', ' ty

FirstThen the code:Import ttkfrom Tkinter Import *root = Tk () tree = TTK. Treeview (Root, columns= (' col1 ', ' col2 ', ' col3 '))Tree.column (' col1 ', width=100, anchor= ' center ') tree.column (' col2 ', width=100, anchor= ' center ') tree.column (' Col3 ', width=100, anchor= ' center ') tree.heading (' col1 ', text= ' col1 ') tree.heading (' col2 ', text= ' col2 ') tree.heading (' Col3 ', text= ' col3 ')def ondbclick (event): item = tree.selec

1 #tkinter check box action2 3 ImportTkinter as TK4 5Root =tk. Tk ()6Root.title ('Questionnaire Survey')7Root.geometry ('220x80')#Set Window Size8 9Flag_1 =FalseTenFlag_2 =False OneFlag_3 =False AList_content = ['your hobbies are:'] -Hobby_list = ['Swimming','singing','Travel'] - the - defclick_1 (): - Globalflag_1 -Flag_1 = notflag_1 + ifflag_1: - list_content.append (hobby_list[0]) + Else: A List_content.remove (hobby_list[0]) at #

The last time I raised a question is how to achieve ScrollBar automatic scrolling (), after unremitting efforts finally solved the problem! Worth Celebrating ~ ~ ~Not many words, the programmer or the last code comparison is real! Here is a small example:from tkinter import* Class Tyst (Tk): def __init__ (self): tk.__init__: Self.scrollbar = ScrollBar (self) Self.scrollbar.pack (side = Right, fill=y) Self.mylist = Listbox (self, yscrol

The example in this article shows the Python Tkinter method for implementing a simple layout, with a more detailed annotation for the reader to understand. Share for everyone to use for reference. as follows: #-*-Coding:utf-8-*-from tkinter import * root = Tk () # 80x80 represents the size of the main window at initialization time, 0, 0 represents the location of the window at initialization root.geom

we have said enough in front of us, and we will do the example procedure in the following time. first, let's look at a nice little program: Example 2-1. Our first Tkinter program # File:hello1.py from tkinter import * root = Tk () w = Label (Root, text= "Hello, world!") W.pack () Root.mainloop () Run Run on the command line as follows: $ python hello1.py The following window will

There's a basic understanding of Python, always want to do something have been struggling to find a good practice, this does not work, need to do the project plan, the project needs to be based on 3 known parameters to calculate other parameters, as well as the stability of the parameters of the state, so intend to use this to familiarize yourself with Python, Although this program is not very robust, and did not encapsulate the parameters, but let me basically familiar with the

Python tkinter for simple login Registration final effect Start interface ? Registered Landing ? SOURCE login.py# Encoding=utf-8 fromTkinterImport * fromTkinterImportMessageBox asTkmessageboxImportMysql_connect asMysImportPymysqlImportBase64#加密 The user's password is encrypted and stored in the databasedefEncryption (Str):Str=Str. Encode (encoding="Utf-

1 #Gui:tkinter Use2 #Change the font size in a label by adjusting the scroll bar3 ImportTkinter as TK4 5 6 defResize (ev=None):7 " "change the label font size" "8Label.config (font='Helvetica-%d Bold'%scale.get ())9 Ten Onetop = tk. Tk ()#instantiating a Tkinter object ATop.geometry ('250x150')#Set Window Size -Top.title ('Slide Settings')#Set Window caption - the #Label Control -label = Tk. Label (Top, text='Hello World', font='Helvetica-12 Bol

#Tkinter Base creates a line of text and sets the form's title Label,titleImportTkinter as Tkapp= Tk. Tk ()#instantiate a TK to accommodate the entire GUI programApp.title ("test01")#set the title bar of a form#set label primary key, display text, icon and pictureThelabel= Tk. Label (app, Text ="This is a window") Thelabel.pack ()#automatically adjust the size and position of the primary key#main time loop of window, with Tkiner takeoverApp.mainloop (

An accidental opportunity for me to come into contact with the Python language, personally feeling that Python is a powerful tool language. Make up your mind to study it well. Talk less, tell the next demo of the implementation process and source code. Thank you for correcting me!The first step: the Main toolkit is: Smtplib. Here is the core code for the basic operation:Step two: Implement the UI with Tkinter. This is relatively straightforward and gi

This example shows a simple chat window for Python's tkinter layout. Share for everyone to use for reference. The specific methods are as follows: This example shows a simple chat window, can be implemented below the input chat content, click Send, can be added to the top of the chat record list. Now it's just a "stand-alone" version.There is an empty space on the right to put something else on. Interested readers can further make the socket to chat

http://blog.csdn.net/xxb2008 #-*-coding:utf-8-*-"" "tkconstants.py--Constant class Tkinter Layout pack parameter Description fill--X horizontal Fill (default, components from top to bottom), y vertical padding (each component from left to right), both filled Expand-1 when the size of the parent frame changes, automatically expands the size, 0 is false side--the left right top bottom dock on which side of the parent component anchor--alignment grid p

Mainly based on the Colorsys implementation, the example is from HLS to RGB, if you want to change the color space very easy only need to change a functionScale and canvas components are usedThe code is as follows:from Tkinter import *import colorsys# operation response Function def update (* args): ' color ' r,g,b = col Orsys.hls_to_rgb (H.get ()/255.0, L.get ()/255.0, S.get ()/255.0) R,g,b = R * 255, G * 255, B * 255 rgb.configure ( Text = ' RGB: (%

In this paper, the Tkinter of Python development is introduced to realize the method of moving the graph with mouse. Share to everyone for your reference, as follows: When you do this, the inspiration comes from a JS effect: Two eyes move with mouse movement Operating effect: Code section: From tkinter Import * #1. Gets the current center coordinate of the small circle (x1, y1) #2. Gets the center coordin

This example shows a simple chat window for a Python tkinter layout. Share it for everyone's reference. Here's how: This example shows a simple chat window, can be implemented below the input chat content, click Send, can be added to the above chat record list. Now it's just a "stand-alone" version.There is a vacancy on the right to put something else. Interested readers can further make the sockets to chat with each other. Here is the function code

The menu operations in python tkinter are mentioned in the previous blog. The following are single-choice menus and unavailable menu operations. : tkinter * = { : : : : : checked_box = radio_items = [, , , , , , , opinion = root = root.geometry( root.title( root.iconname( n = [x

This article mainly introduces the color space Conversion Program Based on Tkinter using python. If you are interested, refer to this article based on colorsys, for example, converting from hls to rgb, if you want to change the color space, you can easily modify a function. The specific content is as follows: UsedScale and Canvas Components. Run: The Code is as follows: From Tkinter import * import colo