Pyqt5 Hover Event

How to make my items disappear when I drop them in either of the bins?. Mistake #1 is the primary focus of this article: The erroneous use of checkboxes where radio buttons should be. Search the history of over 373 billion web pages on the Internet. A collection of Bootstrap Hover code examples for Bootstrap 3. You can add one or more tables to any PyQt application or window. Running the application. Parm objects inside ParmTuples based off this ParmTemplate are determined by this name, the number of components in this parm template, and the naming scheme. 本节主要介绍在一个PyQt窗体内添加一个按钮,鼠标停留在按钮上会出现提示,并在点击按钮时响应一个事件 PyQt5(4)——控件事件响应与信号槽 事件(Events)是 GUI 程序中很重要的一部分,它由用户操作或系统产生。. See also ignore(). com to bring you the top of most mentioned books (5720 in total). bool QGraphicsScene. events_start: An indication that the event socket is opened and that the server is ready to push events. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. scale(factor, factor) event. But for our purposes, it looks like the script just sits there while the GUI is displayed (if the user closes the main GUI window, root. 7 to have a hassle free installation of all the components. However the MouseMove event does not trigger exactly when the mouse is over the butto. Thank you for your interest. py是里登录的主界面loginWnd类,Header. There are many ways this can be done, with some text at the top of the window, or with something like a pop up message. Ethan has 4 jobs listed on their profile. ITaP provides daily snapshots of your home directory for a limited period of time in the event of accidental deletion. After specifying the game folders, you are left with a petite window with little explanation of what each button does, until you hover your mouse over them. In those circumstances, the Shotgun Desktop would not display the available Toolkit applications after selecting a project. The example code then reads the text of the item using the SelectedItem property and calls the FindString method on a different ListBox using the text returned by SelectedItem in the first ListBox. This setting is more critical and less flexible than the receiver's sample rate, and only a handful of rates can be expected to work. PyQt is a Python binding of the cross-platform GUI toolkit Qt, implemented as a Python plug-in. PySide and PyQt have two available approaches to layout management: absolute positioning, in which the developer must specify the position and size of each widget, and use of layout containers, which fit widgets into a form in one of many arrangements and handle size and position automatically. Free HTML text editor to generate HTML codes for your website. hi , I want to do hover i saw an example and then write a script which will be use as i made program i am facing one problem that hover only occur if u putt mouse on. It is very useful to be able to see which devices are connected to your Pi as a way of making sure everything is working. The QHoverEvent class contains parameters that describe a mouse event. Variables: scheduled_run_time – the time when the job was scheduled to be run. grid(row=1,column=0) 那么怎样使这个按钮被点击一次之后就变为灰色无效?. 2D Graphics¶. Starting with pytest-qt version 2. parent( ) 。. Explanations should be posted as a reddit comment - referencing the title is not enough. I have a pushbutton and a lineedit , and what i want is , when my mouse is over that pushbutton or lineedit a help text(the purpose of that pushbutton and lineedit) shall be shown besides the pushbutton or lineedit. Conceptually, this is how an event loop. Your home directory physically resides on a GPFS storage system in the Research Computing data. Save Your Code. The Event System In Qt, events are objects, derived from the abstract QEvent class, that represent things that have happened either within an application or as a result of outside activity that the application needs to know about. Returns the position of the mouse cursor in screen coordinates at the moment the hover event was sent. 5+, exceptions in virtual methods will by default call abort(), which will crash the interpreter. bool QGraphicsScene. Four QPushButton objects are set with some of the above attributes. Event objects contain event parameters. Navigation menus are typically very simple and generic. Constructs a push button with no text and a parent. The event handler is called whenever the event occurs, unless you remove the delegate. Close In the Event Loop we are reading the window and then doing a series of button compares to determine what to do based on the button that was clicks (value of button variable). To demonstrate the awesomeness of Qt’s stylesheets, we’ll make a modern looking button bar (inspired by Qt Creator) that looks like this: Let’s get started. Use QThread to periodically update a QTableWidget pyqt. FreeCAD è studiato per l'ingegneria meccanica e per il product design (progettazione del prodotto) ma si adatta anche a una gamma più ampia di usi in ambito ingegneristico, come l'architettura, l'analisi agli elementi finiti, la. 🔥 STEM all the way: former bio- current tech-geek. Per capire come funziona l’interpolazione, useremo i colori bianco e nero. Buttons can contain text or images, and you can associate a Python function or method with each button. With a billion active internet users, 360 has earned a strong reputation for excellence. ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users. 101 videos Play all 멜론차트 2019년 8월 TOP 100 신곡 최신가요 연속 듣기 | Melon (Korean Pop) TOP 100 Singles Chart - Hot 50 Songs This Week 2019 #ELLDONE : HOT 100 ASIA. 4 releases 2. For additional security, you should store another copy of your files on more permanent storage, such as the Fortress HPSS Archive. Plain text, hyperlink or rich text can be displayed on the label. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. Hover over Event Details and, under General, click Event Configuration. Apply The Stacked Layout Control To The Form. This behavior will require that for any Group of ToggleButton/ Checkbox controls that are associated together, the user cannot set all to not IsChecked. The events you can connect to are 'xlim_changed' and 'ylim_changed' and the callback will be called with func(ax) where ax is the Axes instance. Python's time module has a handy function called sleep(). The event source is the object whose state changes. Also such portions are invisible to mouse events and do not capture such events on behalf of the element. Your home directory physically resides on a GPFS storage system in the Research Computing data. QSizePolicy. Clicking on it doesn't seem to work either. It specifies the kind of event that we wish to bind, and can be user actions like Button, and Key, or window manager events like Enter, Configure, and others. Attendees San Diego is one of the nation's most vibrant urban cities. This event class both informs items that the mouse cursor is nearby and allows items to communicate with one another about whether each item will accept potential mouse events. setFocusProxy doesn't change it too unfortunately. Qt(四)--- 事件处理机制以及QLabel的交互实现 在使用QSS给QLabel写关于pressed的属性时,发现无法实现这个属性的处理机制,然后查阅了QLabel的相关文档,发现在Qt中没有实现有关的用户交互接口,在Qt 的官方文档中,原文的内容是: QLabel is used for displaying information in the form of text or an image. Event objects contain event parameters. The event target is the object that wants to be notified. 4 releases 2. __init__ (self, QString text, QWidget parent = None) The parent argument, if not None, causes self to be owned by Qt instead of PyQt. Ich versuche in meinem QGraphicsView die Mouse Events auf eingefügte rectItems abzufangen. Il tag Con l’HTML 4 è stato introdotto il tag cheoffre la possibilità di creare dei bottoni con un aspetto particolarmente ricco. Basic example how to code a Image button in PyQt. How to plot date and time in python. Here are the examples of the python api PyQt4. net] has joined #ubuntu === brinebold [[email protected] Get better console window with tabs, splits, Quake style, copy+paste, DosBox and PuTTY integration, and much more. Constructs a push button with no text and a parent. A menu is a group of commands located in a menubar. getenv(' PYQTGRAPH_QT_LIB ') # # Automatically determine whether to use PyQt or PySide. Some links. How to access variables from one class to another class in PyQt4? python,pyqt4. Oct 01, 2017 · The problem is the combination of events that makes the task complicated, you can propagate the mouseMoveEvent event but you can not do the same with hover events. Customizing QListView: suggests it is possible to do it very easily with stylesheets, but I don't quite follow the c++. Qt's main event loop (QCoreApplication. The following are code examples for showing how to use PyQt5. Events for drag and drop in the graphics view framework. Hover events are delivered when there is no current mouse grabber item. This class is easy to use and customize so it is among the most useful classes in Qt. A menu is a group of commands located in a menubar. search_result_channel: This event dictionary contains a search result with a channel that has been found. unknown-type QAction. My > guess is that this is a wider reaching problem than TkAgg and it should > go into the list of future enhancements for matplotlib. They are extracted from open source Python projects. How to create button? This css button generator is an online tool that allows you to create beautiful and stylish css buttons. ITaP provides daily snapshots of your home directory for a limited period of time in the event of accidental deletion. Discussion forums for IT professionals and programmers. setMouseTracking(). Qtのイベントに関する覚え書きです。用意されているイベント関数の使い方、フィルターを使った一括処理、オブジェクトのイベント先取り、ラベルのクリック/ダブルクリック、複合キーとシグナル、タイマーイベントなどがあります。. you really get the hover related events without the need to manipulate the mouse tracking and simulate the hovering part. We use cookies for various purposes including analytics. FreeCAD features tools similar to Catia, SolidWorks or Solid Edge, and therefore also falls into the category of MCAD, PLM, CAx and CAE. The event object (event) encapsulates the state changes in the event source. Matplotlib works with a number of user interface toolkits (wxpython, tkinter, qt4, gtk, and macosx) and in order to support features like interactive panning and zooming of figures, it is helpful to the developers to have an API for interacting with the figure via key presses and mouse movements that is "GUI neutral" so we don't have to repeat a lot of code across. These are controlled by flags passed to pygame. Windows Forms text boxes are used to get input from the user or to display text. Introduction To use buttons with a PyQt5 application, we need to update our import line:. A menu is a group of commands located in a menubar. PyQt is a Python binding of the cross-platform GUI toolkit Qt, implemented as a Python plug-in. type() function should be reimplemented to return a new type value equal to or greater than UserType. Subscribe to Our Channel. How can we write Mouseleftclick or mouseRight click events for the shapes like rectangles,ellipse,pathgeometry etc. My aim is the following behaviour Button Idle: White text on grey background Button Pressed: White text on blue background Button Idle+Focused: White text on grey background, border around it. The events you can connect to are 'xlim_changed' and 'ylim_changed' and the callback will be called with func(ax) where ax is the Axes instance. I had done Push Button as transparent so i need to change the color. PyQt - Introduction. The example is written in object oriented form, because the source of the event is needed to be passed as an argument to slot function. to start a search action. The form is filled with a java script rendered table, over several pages. 7 to Python3. Push (click) a button to command the computer to perform some action, or to answer a question. 2 学习Python中有不明白推荐加入交流群 login. PyQt Embedding matplotlib. site2preview. Signals and slots are used for communication between objects. WA_Hover attribute. Creating the GUI. The event target is the object that wants to be notified. This pyqt5 menubar tutorial will show you how to create menus, link menu buttons to functions/methods and display text in the status bar when hovering over items. Clicking on it doesn't seem to work either. The function clean_ui gets called on disposal. No user interaction functionality is provided. 请问在Python tk中比如说我设置了这样一个按钮, Button(root,text=a,width=10,command=lambda:newExpression(a)). Each frame has ten pages; the previous/next frame is rendered through a pointer to last/next page at the edges. If the SOP recooks, the corresponding Geometry object will update to the SOP’s new geometry. Contribute to PyQt5/PyQt development by creating an account on GitHub. The latest Tweets from Tomomi Imura 🥗 (@girlie_mac). Code, doodle, speak, 🐱-as-a-Service. Note: This is the source document used to generate the PythonWare version of An Introduction To Tkinter. We went through the theory part of Event handling mechanism in PyQt along with an example of “Mouse click-event”. Here’s a small example. HTML Tag Reference HTML Event Reference HTML Color Reference HTML Attribute Reference HTML Canvas Reference HTML SVG Reference HTML Character Sets Google Maps Reference CSS CSS Reference CSS Browser Support CSS Selector Reference Bootstrap 3 Reference Bootstrap 4 Reference W3. A "clicked" signal may sometimes be required from a label, but there is no "clicked" signal emitted by QLabel. It is common for multiple overlapping items to receive hover events and respond by changing their appearance. php امروزه بیش از ۶۵ درصد وظائف کلیدی وبمستران را به عهده گرفته است به گونه ایکه نمی توان از اهمیت ان چشم پوشی کرد. My aim is the following behaviour Button Idle: White text on grey background Button Pressed: White text on blue background Button Idle+Focused: White text on grey background, border around it. They are extracted from open source Python projects. Alternating Table Rows just with CSS. FreeCAD è un software CAD di modellazione parametrica 3D. The latest Tweets from Tomomi Imura 🥗 (@girlie_mac). The PyQt (Or generally speaking, the UI development) usually requires put the long-time run function into backend thread, so this will not blocking your UI thread, make it able to response the UI update/User interactive. 微软Bing搜索是国际领先的搜索引擎,为中国用户提供网页、图片、视频、学术、词典、翻译、地图等全球信息搜索服务。. QtWidgets import QComboBox 12 from PyQt5. Is using PyQT's QProgressbar in combination with generators efficient? python,python-2. Normally, the Python functions you write for use in Maestro will be called explicitly with the pythonrun command. Here is a working JSFiddle. Returns a list of widgets this action has been added to. When I was working on my rendering engine and some tools for gamedev and VFX in 2017, I've decided to create tutorials about making tools and publish them on YouTube. What we're going to do here is add a drop down button that asks us which window style we want to use. Four QPushButton objects are set with some of the above attributes. The event target is the object that wants to be notified. """ return self. Detailed Description. 最近在学习PyQt5,学习推荐知乎专栏PyQt5图形界面编程主要是有Gif看他们是怎么用QtDesigner设计的。今天遇到了一个问题,就是在使用布局的时候,一直没有找到自适应选项。就是如果背景缩小时 博文 来自: loovelj的博客. Today, more than 55% people use Chrome + Safari as their Web Browser. This PyQt5 tutorial shows how to use Python 3 and Qt to create a GUI on Windows, Mac or Linux. type() function should be reimplemented to return a new type value equal to or greater than UserType. LeftButton taken from open source projects. The ends of the box represent the lower and upper quartiles, while the median (second quartile) is marked by a line inside the box. Letztendlich soll man sie per Klick verschieben können. I'm using react-leaflet to render a GeoJSON feature collection that has points and linestrings: I was able to get the click and hover events on the actual features themselves to work just fine. site2preview. I have started learning PyQt5 and wanted to create a simple window to test my skills. If there are no movable objects under the mouse cursor, then dragging with the left button will pan the scene instead. css in your html page’s head section. Mouse events occur when a mouse button is pressed or released inside a widget, or when the mouse cursor is moved. You could use the event update-end since this fires after layers that are updating their content have completed. We are responsible for developing and supporting Kivy, alongside of the community. For that I installed an event filter on my button. These are controlled by flags passed to pygame. The best text and video tutorials to provide simple and easy learning of various technical and non-technical subjects with suitable examples and code snippets. py里面创建了application对象。. The event object (event) encapsulates the state changes in the event source. 216] has joined #ubuntu === DaMi3n I'm now away (Reason: auto away after 10 min) (Log:on | Page: on) (Since: Thu Sep 8, 3:32:50am 2005 GMT +0530) === DaMi3n is now known as DaMi3n[away] === snausages [[email protected] QPoint QGraphicsSceneHoverEvent:: screenPos const. The function pos() gives the current cursor position, while oldPos() gives the old mouse position. SIGNAL taken from open source projects. QPushButton. Event source object delegates the task of handling an event to the event target. I've made my gui look like the following:. associatedGraphicsWidgets. net] has joined #ubuntu === brinebold [[email protected] Audio Rate is the rate at which audio data are transferred from PLSDR to your computer's audio system. It is also used to create context menu and popup menu. QPushButton. Honestly, I didn't even think to add hover effects to the font tutorials because you can use the CSS :hover pseudo-class on just about everything! Today I'm going to show you some basic examples of hover effects you can try on your own blog, but first I'm going to talk a little bit about what a pseudo-class is, and about :hover compatibility. It helps app developers to use Python to design their own Application GUI. mpld3 includes built-in plugins for zooming, panning, and adding tooltips (information that appears when you hover over a data point). 7,pyqt4,generator. This event class both informs items that the mouse cursor is nearby and allows items to communicate with one another about whether each item will accept potential mouse events. This pyqt5 menubar tutorial will show you how to create menus, link menu buttons to functions/methods and display text in the status bar when hovering over items. Tip: You can open any file by its name when you type ⌘P (Windows, Linux Ctrl+P) (Quick Open). Detailed Description. Finally, remember down the road that (generally speaking) you can 'get' nearly every property of an object (figure, axes, lines, labels, etc. We went through the theory part of Event handling mechanism in PyQt along with an example of “Mouse click-event”. All giveaways, surveys, and petitions must be approved by the moderators first. Mouse events occur when a mouse cursor is moved into, out of, or within a widget, and if the widget has the Qt::WA_Hover attribute. 34] has left #ubuntu [] === jorgp3 [[email protected] LeftButton taken from open source projects. Qtのイベントに関する覚え書きです。用意されているイベント関数の使い方、フィルターを使った一括処理、オブジェクトのイベント先取り、ラベルのクリック/ダブルクリック、複合キーとシグナル、タイマーイベントなどがあります。. 0, PyQt or PySide are lazily loaded when first needed instead of at pytest startup. 4 de Manuel J. When I hover over the tray icon, nothing pops up. 微软Bing搜索是国际领先的搜索引擎,为中国用户提供网页、图片、视频、学术、词典、翻译、地图等全球信息搜索服务。. Mouse events occur when a mouse cursor is moved into, out of, or within a widget, and if the widget has the Qt::WA_Hover attribute. You’ll see the events that. Mouse cursor doesn't change to pointer when hovering "full site" on mobile Mobile devices that get the theme don't have hover, so we intentionally put little. A QComboBox provides a means of presenting a list of options to the user in a way that takes up the minimum amount of screen space. mpld3 includes built-in plugins for zooming, panning, and adding tooltips (information that appears when you hover over a data point). We may charge you a fee to cover the cost of physical media and processing. The frame widget can be used as a place holder for video overlays and other external processes. We'll be making an application to take a look at delays from all flights out of NYC in the year 2013. type() == event. Python Forums on Bytes. In pyqtgraph, most 2D visualizations follow the following mouse interaction: Left button: Interacts with items in the scene (select/move objects, etc). Windows Forms text boxes are used to get input from the user or to display text. So I asked on the wxPython Google Group and got an interesting answer. LeftButton taken from open source projects. This documentation page contains the following sections: The Event Loop Methods section is the reference documentation of the event loop APIs;. 效果图: *****分割线***** 设置窗口背景有三种方式: 使用qss设置窗口背景. The following are code examples for showing how to use PyQt5. You can vote up the examples you like or vote down the ones you don't like. Я пытаюсь изменить цвет в вертикально QProgressBar Я нашел пример того, как изменить цвет, setStyleSheet здесь: Changing the color of a QProgressbar() Но не упоминается вертикальное выравнивание. See also pos() and scenePos(). The library itself doesn't implement security strategies, and so it is advised to not expose its access to unsafe public networks. OK, I Understand. If there are no movable objects under the mouse cursor, then dragging with the left button will pan the scene instead. We use cookies for various purposes including analytics. typelib) and dynamically provides a Python interface based on that information. When we look into the reference book, we find wx. See the QShortcut documentation for details (to display an actual ampersand, use '&&'). Here are the examples of the python api PyQt5. Mouse events occur when a mouse cursor is moved into, out of, or within a widget, and if the widget has the Qt::WA_Hover attribute. I was using Python and PyQt5 heavily and had an interesting idea of creating some foundation for node editor tool. The QMouseEvent class contains parameters that describe a mouse event. The event object (event) encapsulates the state changes in the event source. This behavior will require that for any Group of ToggleButton/ Checkbox controls that are associated together, the user cannot set all to not IsChecked. In this tip, we will learn How to Customize Scrollbars using CSS3. OperationFailed if the new name contains characters other than letters, numbers, periods, dashes, or underscores. Notice also the rounded corners. net] has joined #ubuntu === brinebold [[email protected] search_result_channel: This event dictionary contains a search result with a channel that has been found. As you are using the QStandardItem and QStandardItemModel classes (which is what I would recommend!) you don't need to bother with the TreeModel class you have found. You can vote up the examples you like or vote down the ones you don't like. Mouse events occur when a mouse cursor is moved into, out of, or within a widget, and if the widget has the Qt::WA_Hover attribute. PyQt - Introduction. In pyqtgraph, most 2D visualizations follow the following mouse interaction: Left button: Interacts with items in the scene (select/move objects, etc). 당신이 그것에 대해 자세히 설명해 줄 수 있습니까? 감사. How to make my items disappear when I drop them in either of the bins?. PyGObject uses glib, gobject, girepository, libffi and other libraries to access the C library (libgtk-3. We may charge you a fee to cover the cost of physical media and processing. Base class for all graphics view related events. 2D Graphics¶. how to change mouse settings to double-click to open files Original Title: single click to open vs. Contribute to PyQt5/PyQt development by creating an account on GitHub. parent( ) 。. QLabel widget provides a text or image display. It is common for multiple overlapping items to receive hover events and respond by changing their appearance. connect(self. We will split this introduction into two parts, first showing you how to create GUI programmatically from Python code and then familiarizing you with the QT Designer tool for visually building GUIs and then translating them to Python code. Now i want to generate click events for the shapes. Leider fängt meine View schon die Klicks ab und reicht sie nicht auf das unter der Maus befindliche Item weiter. The problem arises when on mouse-down within QFrame followed by a mouse-move into QQuickView, I am unable to get any mouse events in QQuickView. 1 post published by bancaldo on June 25, 2019. These scrollbar policies are set with setHScrollBarMode() and setVScrollBarMode() for the horizontal and vertical scrollbar, respectively. If you can't use ipython, and still want to use matplotlib/pylab from an interactive python shell, e. I was using Python and PyQt5 heavily and had an interesting idea of creating some foundation for node editor tool. The function pos() gives the current cursor position, while oldPos() gives the old mouse position. Note that the similar method `graphicsItem()` is inherited from Node and returns the *external* graphical representation of this flowchart. The gtk_widget_add_events() adds a GDK_CONFIGURE event type to the mask. In general all these widgets will be used to filter the data set, and thus what we visualize. Hey Guys , I used pyqt5 and things were actually very much easier to do than with pyqt4. Events for drag and drop in the graphics view framework. However the MouseMove event does not t, ID #42198004. > - And also, I've lot's of buttons selecting controls in maya. If you have purchased a commercial PyQt license then please login to your account using the details sent to you at the time of purchase. To add a table, you will need to import QTableWidget and QTableWidgetItem. The TextBox control is generally used for editable text, although it can also be made read-only. The best text and video tutorials to provide simple and easy learning of various technical and non-technical subjects with suitable examples and code snippets. We're going to add a sort of "are you sure you want to exit" message. Books * Rapid GUI Programming with Python and Qt Introduction to Python Programming and Developing GUI Applications with PyQT Automate the Boring Stuff with Python Program Arcade Games With Python and Pygame Mastering Qt 5 Game Programming Using QT Application Development with Qt Creator, 2nd Edition Introduction to Design Patterns in C++ with. 7,pyqt4,generator. Tables can have multiple rows and columns. The form is filled with a java script rendered table, over several pages. def chartGraphicsItem (self): """Return the graphicsItem that displays the internal nodes and connections of this flowchart. In pyqtgraph, most 2D visualizations follow the following mouse interaction: Left button: Interacts with items in the scene (select/move objects, etc). The cause is, that an interval (timeout too) will fire, regardless of the hover. With a billion active internet users, 360 has earned a strong reputation for excellence. Per capire come funziona l’interpolazione, useremo i colori bianco e nero. For additional security, you should store another copy of your files on more permanent storage, such as the Fortress HPSS Archive. Customizing QListView: suggests it is possible to do it very easily with stylesheets, but I don't quite follow the c++. select ambiguity in Windows 8. See also the bar charts examples. The modifier and detail fields are used. Extension Methods. I have started learning PyQt5 and wanted to create a simple window to test my skills. py 2 3 #!/usr/bin/env python 4 #-*- coding:utf-8 -*-5 # Author: jyroy 6 import sys 7 8 from PyQt5. 欣然接受;迎新;(打招呼)欢迎(某人的到来);欢迎(新来的人); adj. In Qt, tutti i widgets contengono un palette che li disegna. A telephone number in the event we need to reach you. Pyqt5实现窗口缩放,控件在窗口内自动伸缩在Qtdesigner中新建一个主界面如下所示:ctrl+R预览从预览图中可以看出这时的界面不支持伸缩,拖动过小的话会导致部分界面遮住不可见,这时我们就要用. In this article you will learn how to use tables with PyQt5. Mouse events occur when a mouse cursor is moved into, out of, or within a widget, and if the widget has the Qt::WA_Hover attribute. pyqt,tooltip,qtreeview. The gtk_widget_add_events() adds a GDK_CONFIGURE event type to the mask. We use cookies for various purposes including analytics. We set the title, row count, column count and add the data. event (self, QEvent event) Reimplemented from QObject. Variables: scheduled_run_time – the time when the job was scheduled to be run. Mousedown, mouseup, click and dblclick are registered to the link. The event target is the object that wants to be notified. In this part of the PySide tutorial, we will create menus and toolbars. We're going to add a sort of "are you sure you want to exit" message. effects on hover, like changing color, raising/depressing of button etc.