Pyqt Button State

I goggled but did not found an alternate. This runtime-compiled helper executable is then used to extract various bits and peices from Cabal\\'s on disk state (dist\/setup-config) written by it's configure command. get_active() method. The above snippet contains a lot of flaws, the more obvious being the model being coupled to the UI framework (QObject, pyqt signals). Picking technologies for a desktop app in 2016. The following are code examples for showing how to use PyQt4. It could be -1 for a push button, 0 or 1 for a check/radio box button. QtWidgets group. setText("Cancel") Also, as pointed out by Kuba Ober, changing the text of standard buttons is not the best approach. 본래 제가 보여드렸던 계산기 시안의 ± 버튼이 없어지고, 괄호 버튼이 나뉘어집니다. Combined with a single board computer, like the Raspberry. Designed a flex PCB for the Watch side button. I've been programming in Python for almost 10 years. If you don't have Qt. exec(); }. The detail part specifies which button, e. Lecture 35 GUI - PyQt II In this part of the PyQt5 tutorial, we create a statusbar, menubar and a toolbar. If you want to do this you will have to disable the player buttons and create your own next button. the button will always be the same width). We can place our widgets using absolute positioning or with layout classes. MSRS is currently seeking candidates to fill four upcoming vacancies on the Board of Directors: General Employees Retirement Plan and Unclassified Retirement Plan (2 positions); Correctional Retirement Plan (1 position); and retiree of any MSRS retirement plan (1 position). PyQt is free software developed by the British firm Riverbank Computing. Steps to reproduce: Run qtbug38550. It generates events. The function runs as evidenced by the "clicked" message it produces in the console but it doesn't produce the new button. Deprecated: Function create_function() is deprecated in /home/clients/750634692d2edd2e4e89f374df4e62c9/web/j22zm/tzmoh. PyQt5 supports multimedia, including a video widget: QVideoWidget. Controlling Window State Of Other Applications using C#. Using QPushButton developers can create and handle buttons. 36 to 38 – methods called when a button is clicked (in the application buttons are defined ‘clickable’, that is they remain pushed until you click again or click another button). 0 was a great success and with the first LTR (3. So, if you open the Render Settings and close Maya, then re-launch Maya, the Render Settings will still be open on startup. To do this, we should know how to use the QThread class with PyQt5 framework. This may be the result of a user action, click() slot activation, or because setChecked() was called. Understanding PyQt. A description of the experiment is given in Chapter 2. Bottom Gradient Color. Tell us if something is incorrect Introduction to Python Programming and Developing GUI Applications with Pyqt. However, several frameworks exist that offer the ability to create slick graphical user interfaces (GUI) with Python. Smart modeless. if the CheckBox is checked,. To do that, expand the Project Interpreter: New Virtualenv Environment node and select a tool used to create a new virtual environment. Using QPushButton developers can create and handle buttons. We need to create a method for a button click:. If you believe in doing some-thing more state of the art, you can look at newer GUI library called Kiwi which provides a cross-platform development option that will work even on phones and tablets and is in my opinion, more stylish than other GUI modules but at the expense of adding some complexity. Whenever a button is switched on or off it emits the PySide. PyQt is available under the GPL and commercial licenses. Have a look to Taurus, as it contains much more hints about how to deal with this stuff. Кнопка переключателя (toogle button) Кнопка переключателя – это QPushButton в особом режиме. In my previous post, I introduced the fundamentals of using PyQt to develop interfaces for Maya. Webkit browsers, such as Chrome, Safari and Opera, supports the non-standard ::-webkit-scrollbar pseudo element, which allows us to modify the look of the browser's scrollbar. I know the example is really dummy and you could code it on few lines using a single QMainWindow but my purpose is to understand how to architect properly a bigger pyqt application. PyQt is the Python bindings for Digia's Qt cross-platform application development framework. typelib) and dynamically provides a Python interface based on that information. as caption are familiar to any computer user. Irvine, CA. PyQt5 supports multimedia, including a video widget: QVideoWidget. Related course: Create GUI Apps with PyQt5 ; PyQt4 button example The example below adds a button to a PyQt4 window. Python's time module has a handy function called sleep(). Selected PyQt Widgets QPushButton Buttons are used to invoke actions. 5 yet, especially the 64 bit version. 1) that your function calls are not repeatable with the "G" hotkey the way they are with MEL commands and shelf buttons. Никогда не используйте глобальные переменные, если вам действительно не нужно. Right-click each radio button in turn, from top to bottom, and select Go to slot… from the menu that. If you are logged in, the Computer Science Circles website will remember which exercises you complete. This class is easy to use and customize so it is among the most useful classes in Qt. def createSecondExclusiveGroup (self): groupbox = QGroupBox ('Exclusive Radio Buttons') groupbox. Constructs a push button with no text and a parent. Possibly Related. PyQt - QRadioButton Widget. Posted on March 1, 2016 May 4, 2016 by admin The code to create and populate a Tree Widget with checked boxes was not as complicated as I thought. Uses the PySide GUI toolkit's QtMultimedia module to play a specified sound. If you don't have Qt. 在PyQT程序中,QApplication是最上层的对象,指代整个GUI应用。我们在程序的一开始创建了一个应用对象,在程序最后调用exec_()来运行这个应用。sys. You will probably need to assign it a layout in PyQt as well, depending on the structure of your UI. Option button An option button marks one in a set of exclusive options. pyqt qpushbutton 怎么设置 无法点击 state const 如果这个按钮被切换,返回真,否则返回假。详细情况请参考“toggleState”属性。. QCheckBox widget provides a checkbox with a text label. You can then add a glow to one of the states (I would probably add a custom state to do this instead of using one of the built in button states. Hardware machine control panels can use up a lot of I/O pins and can be expensive. Any information would be great, or a link to a tutorial to make the canvas in pyqt because I haven't found any myself after a great deal of searching. Hello, mate. La librería gráfica se encarga mayoritariamente de todo: control de volumen, tiempo de reproducción, pantalla completa (presionando dos veces en la pantalla). I often use this when I simply want to get a immediate feedback about the state of data in my application without taking the time to build a user interface for it. Before you can use values from a SQL Server database to populate a control on your form template, you need the following information from your database administrator: The name of the server with the database that you will use with this form template. A PyQt button event can be connected in the normal way to a function so that the function receives the default signal arguments (in this case the button checked state): PyQt按钮事件可以以正常方式连接到函数,以便函数接收默认信号参数(在这种情况下按钮检查状态):. PyQt5 supports Qt v5. When i cick on "OK" button, plugins is not close and if i use it again, my components are not reloaded as first time and add again existing values. is_playing = True self. Constructs a push button with no text and a parent. The Sourceforge project is the repository for the GPL source and binary packages. Defaults are 0 and 1. Add a Slot for Each Radio Button. The code updates the text label to show which radio button is selected. How to stop a while loop using a GUI pushbutton?. The above snippet contains a lot of flaws, the more obvious being the model being coupled to the UI framework (QObject, pyqt signals). When you press the mouse button in the window area, the GUI window will simply close down. Buttons with Save, Open, OK, Yes, No and Cancel etc. A WebSocket server can receive events from clients, process them to update the application state, and synchronize the resulting state across clients. Button are rounded in wxpython,or there are easy to make the look you what. In my previous post, I introduced the fundamentals of using PyQt to develop interfaces for Maya. Specify the button's properties: 12. language:python button_on. Option button An option button marks one in a set of exclusive options. When the button is pressed, Tkinter calls that function or method. Constructs a push button with no text and a parent. For adding this button into the application, QPushButton… Read More ». Django Unchained. Pressing the mouse without releasing it is effectively the same as calling grabMouse(). NORMAL, bg='gray99'). Missouri State Button Society Show is open to individuals and organizations who collect buttons and it focuses on the educational research and exhibitions, the publishing and dissemination of information about buttons, and the preservation of the aesthetic and historical significance of buttons for future generations. main_quit def on_play (self, button): if not self. and I have made a simplified version just to display an icon with a quit button in its menu. The button will show a tooltip if hovered and when pressed will close the program. Access Google Forms with a free Google account (for personal use) or G Suite account (for business use). After the button is released, the scene is scaled and panned to fit the box. Library of Common GUI Controls¶. Dropdown change event to be bound with state, unordered list and button visibility with api. Whenever a button is switched on or off it emits the toggled() signal. Missouri State Button Society Show is open to individuals and organizations who collect buttons and it focuses on the educational research and exhibitions, the publishing and dissemination of information about buttons, and the preservation of the aesthetic and historical significance of buttons for future generations. button_pushed(x)) De esta manera, el estado. To retrieve the state of the Gtk. 3 Selected QDialog Methods. • Es Software Libre, licenciado bajo la Licencia GNU/GPL. In most of the PyQt code samples you find online and in books (including, I confess, my examples and blog posts) the "old-style" signal-slot connection mechanism is used. Python Virtual Control Panel The PyVCP (Python Virtual Control Panel) is designed to give the integrator the ability to customize the AXIS interface with buttons and indicators to do special tasks. In Qt Designer: Create the tool buttons and set the text Put them in a horizontal layout Add a horizontal spacer to the beginning and/or the end of the layout Optionally, you could also: Set a minimum width/height Change the size-policy of. You can vote up the examples you like or vote down the ones you don't like. It is a Python interface for Qt, one of the most powerful, and popular cross-platform GUI library. ECE 111 PYTHON INSTALLATION 1. Learn how to develop GUI applications using Python Tkinter package, In this tutorial, you'll learn how to create graphical interfaces by writing Python GUI examples, you'll learn how to create a label, button, entry class, combobox, check button, radio button, scrolled text, messagebox, spinbox, file dialog and more. PyQt5 supports buttons using the QPushButton class. 안녕하세요 엄노니입니다~ 강의 시작 전 하나 변동 사항을 말씀드릴게요. We extend the code to display a button in the center of the window. I made a simple app for demonstrating the issue. (state/State) takefocus= Indicates that the user can use the Tab key to move to this button. May 17, 2016 by Michael. 背景图片九宫格 border-width: 5px; border-image: url(. The state of the widget is given to the changeTitle() method in the state variable. Window class, we create an instance of MyWindow. This module provides a PyQt canvas for Matplotlib to render its plots on. cmiVFX just released the first of a series of training videos for PyQt4 UI Development for Maya, featuring Justin Israel. Follow these steps to add a method to the MainActivity class that's called when the Send button is tapped:. 저는 state 라는 깍두기를 하나 끼워놨어요. We define the button which has a callback to the function callback(). However, several frameworks exist that offer the ability to create slick graphical user interfaces (GUI) with Python. If you want to do this you will have to disable the player buttons and create your own next button. Text Color. config(state=tk. NORMAL, bg='gray99'). QCheckBox('Enlarge Window', self. The button widget is called QPushButton. x, you will also have to adjust the print statements):. RGB color space. I need to iterate through a array each time i click a button. png) 5 5 5 5 stretch stretch; border-width. I chose PyQt for its superior performance. This is actually a case of "mouse button press" event. Whenever a button is switched on or off it emits the PySide. connect (self. Contact your state's governor or the mayor of the District of Columbia. Elements of a GUI include such things as: windows, pull-down menus, buttons, scroll bars, iconic images, wizards, the mouse, and no doubt many things that haven't been invented yet. The button can only display text in a single font, but the text may span more than one line. 在PyQT程序中,QApplication是最上层的对象,指代整个GUI应用。 我们在程序的一开始创建了一个应用对象,在程序最后调用exec_()来运行这个应用。 sys. PyQt中的Button根据不同的使用场景划分为不同的表现形式。 Button的基类QAbstractButton,提供button的通用性功能,此类为抽象类,从因此不能实例化,由其他的Button类继承来实现不同的功能,不同的表现形式。. A PyQt button event can be connected in the normal way to a function so that the function receives the default signal arguments (in this case the button checked state):. state: 設定checkbox的狀態,可由官方文件得知共有以下三種狀態 到這裡我們已經藉由兩個簡易功能,交互練習了 QPushButton、QLineEdit、QCheckBox與QFileDialog 四個類別,相信這四個類別也是我們GUI程式最常見的四種功能,也就是代表我們真正開始接住了GUI程式設計。. Updated Oct 2, 2019: We are no longer accepting applications to run for the MSRS Board of Directors. The following are code examples for showing how to use PyQt5. While our lessons aim to be self-contained, if you decide to search online for other information about Python, be aware that Python version 2 is also commonly used and is incompatible in some ways. Smart dialogs are usually modeless, with "apply" and "close" buttons, although they can also be "live", in which case they may have no buttons, with changes to widgets reflected directly into the data they have access to. userdata - Pointer passed to the callback function. Use isChecked() to see if a particular button is. I know the example is really dummy and you could code it on few lines using a single QMainWindow but my purpose is to understand how to architect properly a bigger pyqt application. This issue can be reproduced in Qt5 but works fine in Qt 4. This button is in the selected state when the circle is filled and deselected when the circle is hollow. ttk module provides access to the Tk themed widget set, introduced in Tk 8. QPushButton. Conclusion is that some effort in pylint to resolve this is in order IMHO. Button focus: 9. PyQt5 supports Qt v5. 2 What is Qt? print "Button Clicked!" internal state in a way that might be interesting to. First of all I want to say this keyboard works really well, awesome. If checked, its the value QtCore. How to create a QPushButton, a QCheckbox, a QRadioButton with PyQt4 signal is emitted when the state of and Developing GUI Applications with PyQT. QRadioButton(). The Home menu provides quick buttons to add text boxes, to draw dynamic connectors, and to align and distribute your drawing. Source Code. Playing a sound with QtMultimedia. This is referred to as "floating", and it means that the voltage there can be unpredictable. Learn how to create and manipulate a QRadioButton in PySide and PyQt with ease. A lot of tutorials offer nothing but short code. A widget is a control element which is visible and can be manipulated by the user. PyQt4 is a Python implementation of the cross-platform. As you can see, adding these buttons and text field resized our window and this gives us a flexible view of the application depending on the device and other parameters. variable: Associates a Tkinter variable to the button. Even though the Tcl/Tk-based UI module called tkinter is a fairly standard part of the community and ActivePython distributions and has been for ages, it often gets ignored by developers who have come to Python from other directions. All this means is that when you create a Window with PyQt on windows, your window will look like a windows window and not the standard grey Xsi windows (Property Pages). QCheckBox ToggleButton. QtGui import QApplication from main_window import MainWindow if __name__ == "__main__": app = QApplication(sys. The following are code examples for showing how to use PyQt5. Related course: Create GUI Apps with PyQt5 ; PyQt4 button example The example below adds a button to a PyQt4 window. PyQT Dropdown button and QT Styles In this PyQT tutorial, we're going to cover drop down buttons as well as Qt Window styles, which allow you to quickly change the general look of your window. x, you will also have to adjust the print statements):. Uses the PySide GUI toolkit's QtMultimedia module to play a specified sound. Various learning resources - because PyQt is one of the most used UI frameworks for Python, you can get easy access to a wide array of documentation. Qt is a set of C++ libraries and development tools that includes platform independent abstractions for graphical user interfaces, networking, threads, regular expressions, SQL databases, SVG, OpenGL, XML, user and application settings. If you believe in doing some-thing more state of the art, you can look at newer GUI library called Kiwi which provides a cross-platform development option that will work even on phones and tablets and is in my opinion, more stylish than other GUI modules but at the expense of adding some complexity. Radio button has a circular shape and used when one choice is to be selected from multiple options. A simple clickable button tutorial. Furthermore, can can control if the button has focus or not. Tell us if something is incorrect Introduction to Python Programming and Developing GUI Applications with Pyqt. PyQt is just a set of modules that create “links” between python commands and your opperating system’s. The accepted answer says to use self. A PyQt button event can be connected in the normal way to a function so that the function receives the default signal arguments (in this case the button checked state):. connect() followed by a callback method. QPushButton. 5, this module can still be accessed if Tile has been installed. If you make 10 connections between 10 nodes, you will need to undo 10 times to get back to the state your scene was in before you ran the function. Or when you drag this same button you could drop it in another and this will "draw" a line connecting them. It is for PyQt5 but you should only have to adjust the imports to make it work with PyQt4 (if you are using Python 2. Smart dialogs can have both widget-level and form-level validation. QPushButton in a special mode. The additional checks for the index in the operator are only needed if the op is used with python - you could use an invalid index as argument. A WebSocket server can receive events from clients, process them to update the application state, and synchronize the resulting state across clients. These include elements such as buttons, text fields, radio selections, etc. Capturing mouse click events with Python and OpenCV By Adrian Rosebrock on March 9, 2015 in Image Processing , Tutorials Being raised on the east coast of the United States I guess I should be used to the snow by now — but I'm not. This should not come as a surprise, given that we have just created a button but haven’t told Python what to do when the button is pressed. Why doesn't the clicked button produce a new button with the function it runs?. PyQt fills this hole in the meantime, but might be problematic license-wise (GPLv3 or paid commercial). Posted October 27th, 2012 by ostrod & filed under Maya, Tutorial. This effort may be helping pyqt to resolve the problem. It's a great set of beautiful 16x16 icons that can give your apps a nice professional look. Use Tkinter variables (mainly Tkinter. PyQt - QPushButton Widget - In any GUI design, the command button is the most important and most often used control. There is a separate PyQt API Reference. Learn how to create a simple QCheckBox in PySide and PyQt in just 2 minutes! Find out how the state changed signal can be connected to a function as well as other useful, common methods. This module provides a PyQt canvas for Matplotlib to render its plots on. QtGui import QApplication from main_window import MainWindow if __name__ == "__main__": app = QApplication(sys. To do this, we should know how to use the QThread class with PyQt5 framework. If you are logged in, the Computer Science Circles website will remember which exercises you complete. Button Maker. Can you get a line number? Where is the spanCount function located? Also, I'm not sure that assigning the onload event with parentheses in the function call is the right way to go; that might try to execute the function right away. The button will show a tooltip if hovered and when pressed will close the program. QPushButton. But how? The MVC pattern prevents the Model pushing a fresh copy of that information into the View layer. It supports Python v2 and v3 and Qt v4 and Qt v5. There is a separate PyQt API Reference. It's good that you just wire them up in the main window. Smart dialogs can have both widget-level and form-level validation. 2Download and Install PyQt4 The library containing the GUI widgets and layouts is PyQt4. They are extracted from open source Python projects. language:python button_on. You can change frequency/pitch and volume of the sine wave. DISABLED, bg='gray64') button_off. mouseReleaseEvent() is called when a mouse button is released. The additional checks for the index in the operator are only needed if the op is used with python - you could use an invalid index as argument. EVT_CLOSE, self. Every GUI library provides the details of events that take place, such as mouse clicks and key presses. In some circumstances, we might want to change the look and feel of Qt's built-in widgets. Thanks Thomas! Motivation. button(QDialogButtonBox. This will return array of all the notepad processes. Qt Draw Graph. as caption are fam. Bookkeeping is the practice of recording your business transactions in your general ledger, the book or software that you record them into. In this tutorial, we'll show you how to start handling with Qt for Python's signals and slots. Warning: By default, the volume is set to zero because it is not possible to determine how loud the sound will be when played. It is targeted for Linux and the KDE desktop, though in principle, as a Python application it is platform independent. language:python button_on. QPushButton. View Douglas Bodden’s profile on LinkedIn, the world's largest professional community. I'm learning PyQt and I've built a login dialog and a main window that work ok. For machines where dragging with the right or middle buttons is difficult (usually Mac), another mouse interaction mode exists. The best information I can find is that I need to use the C++ Qt style language to achieve changes to let's say a QPushButton. The two principal functions of a window are to provide an area in which views can be placed and to accept and distribute, to the appropriate views, events the user instigates through actions with the mouse and keyboard. We extend the code to display a button in the center of the window. py panel will always be up to date, since it is in the draw() function, which is called whenever a background image is added or removed. variable: Associates a Tkinter variable to the button. Connect to this signal if you want to trigger an action each time the button changes state. QPushButton in a special mode. The other possibility is to manually write the code to construct map canvas and other widgets (as children of a main window or dialog) and create a layout. Both Qt4 and PyQt4 got deprecated years ago, and Riverside (the authors of PyQt) removed all PyQt4 windows binaries, meaning we could no longer provide windows builds. Active 1 year, 1 month ago. Enhance UI development with widgets, controls, and data visualization and create stunning 2D and 3D graphics with PyQt and PySide2. Uses the PySide GUI toolkit's QtMultimedia module to play a specified sound. Deprecated: Function create_function() is deprecated in /home/clients/750634692d2edd2e4e89f374df4e62c9/web/j22zm/tzmoh. You can then add a glow to one of the states (I would probably add a custom state to do this instead of using one of the built in button states. Working with custom widgets and signals in Maya PyQt. PyQt5 buttons. If you need multiple exclusive button groups for radio buttons that belong to the same parent widget, put them into a QButtonGroup. Cross-platform software development at its best. Get or Set the Checked Status. It is worth noting that PyQt has many more capabilities that were not used to create this particular GUI and thus not discussed in this report. The latest Tweets from Trevor Payne (@TPayneXperience). In this mode, dragging with the left mouse button draws a box over a region of the scene. Researchers can easily see how changing inputs to a model impacts the results. setCheckable(True) 为了创建toggle button,我们首先创建一个QPushButton,然后调用方法setCheckable()。. Set Button background by property name: 11. Médéric RIBREUX 2016-06-26 Remove 3 unit tests that don't perform well in osgeo4travis Médéric RIBREUX 2016-06-26 Add another bunch of tests for rasters Médéric RIBREUX 2016-06-26 Fix r. Finally the button is moved to the coordinates x=100,y=70. Alabama Alaska American Samoa Arizona Arkansas California Colorado Connecticut Delaware District Of Columbia Federated States Of Micronesia. After the button is released, the scene is scaled and panned to fit the box. 5 gui libraries After doing some research into what is available to me I was quite disappointed if I’m quite honest. The Buttons are on a pyQT mainwindow, tabbed form which is referenced by a class titled, "tcmainform". They are extracted from open source Python projects. How to create a QPushButton, a QCheckbox, a QRadioButton with PyQt4 signal is emitted when the state of and Developing GUI Applications with PyQT. Connect to this signal if you want to trigger an action each time the button changes state. Posted October 27th, 2012 by ostrod & filed under Maya, Tutorial. BASIC PYQT Let’s dive right in by looking at an embarrassingly basic PyQt program. Steps to reproduce: Run qtbug38550. I don't have to use PyQt professionally (all my stuff is parsing/querying/stats, so a GUI isn't necessary), but for my free time projects I preferred to learn C++ and Qt than go. button(QDialogButtonBox. sleep() – Pause, Stop, Wait or Sleep your Python Code. Toggle Buttons in Excel 2007 and Excel 2010 allow you to configure a button that you can use to switch between states (for example turning gridlines on or off). The PyQt Signal interface ensures there are no threading problems, you can still use the print function anywhere. I want to try it into my app and I don't know how to bind my QLineEdit focus/click event (MainWindow and widgets and stuff were created with QtDesigner) to trigger out your keyboard focusing my QLineEdit, if you could explain how to do it/how it works that would be awesome cause I really want to learn about. Introduction¶. So, let's do that. In this post I am going to describe how I built a modified QDoubleSpinBox that can handle scientific notation. To install guiLoop copy the guiLoop. Upon delving in, I discovered a number of resources on the web, and as I began to experiment, I needed to make sure all the code correlated. They are extracted from open source Python projects. Powered by Atlassian Confluence, the Enterprise Wiki. Bias correction. This should not come as a surprise, given that we have just created a button but haven't told Python what to do when the button is pressed. interactive will draw a set of handles and allow you interact with the widget after it is drawn. PyQT Dropdown button and QT Styles In this PyQT tutorial, we're going to cover drop down buttons as well as Qt Window styles, which allow you to quickly change the general look of your window. A menu is a group of commands located in a menubar. Use QPushButton. Using QPushButton developers can create and handle buttons. how to create a msgbox without "ok" Learn more about msgbox, matlab gui. Here, I am considering the left click/ right click of the mouse. For form values like your text value, what you may want to do is to share a context object between all your forms, when you instantiate them. Library of Common GUI Controls¶. Graphical display When displaying graphics, Qt (and hence PyQt) makes a distinction between the graphical objects (the ‘scene’) and their realisation on the screen (the ‘view’). In most of the PyQt code samples you find online and in books (including, I confess, my examples and blog posts) the "old-style" signal-slot connection mechanism is used. Understanding PyQt. To do this, we should know how to use the QThread class with PyQt5 framework. master is the root window, the window where your button will appear in. This class is easy to use and customize so it is among the most useful classes in Qt. The rest of the width of the sizer is split into 3 (2+1) shares. Did not notice the pyqt tag. com/public/tipnu/kvw0. The Buttons are on a pyQT mainwindow, tabbed form which is referenced by a class titled, "tcmainform". 刚接触 Python 一个月。最近在写一个桌面应用,GUI 用的 Tkinter。 写的过程中有几个地方不是很明白,请教一位 Python 比较牛逼的朋友。 他看到后就说,你怎么用 Tkinder 啊?!Tkinter 坑多的数不清,为什么不用 PyQt 或者 wxPython?. ToggleButton is very similar to a normal Gtk. as caption are familiar to any computer user. connect(callback) How to change the button label: button. In your controller layer (any of the subclasses we've already worked with) you can listen for those signals and connect them to a slot , which, at the Python level, can just be any callable method. PyQt is the Python binding of the popular Qt cross-platform UI and application framework.