Qt context menu example Menu control can be used for context menus; for example, after right-clicking. mywidget. But couldn't find any examples out there. , setWindowTitle(tr("Menus")); // 창의 제목 표시줄에 제목을 설정하기 위해. If there is a selection, that Now, I would like to have a right-click menu for the tree item. It should not appear for other nodes. CustomContextMenu) Setting contextMenuPolicy to Qt. In order to implement a custom context menu we must reimplement QWidget's Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. g. , Menu can be used in a MenuBar, or as a stand-alone context menu. To this example i modified to add a treeview on left hand side & textedit on left hand side. Sorry. Graphical lib: Qt (PyQt) python; qt; pyqt; menu; Share. Re: Open a pop up menu when right click on any cell of the table Originally Handling context menus. Improve this answer. , Adding Context Menu Items. You should see a window with a label that displays a context menu with two actions when you right-click. setContextMenuPolicy (Qt:: ActionsContextMenu); QAction * Detailed Description. Menus can be nested to create hierarchical trees of functions, and they often support and display keyboard shortcuts for fast access to their functions. Normally this is in widget coordinates. when am right clicking on the item a custom context menu will appear n it will open it in a new webview. Use indexAt() instead (which is inherited by QTableView, which is what QTableWidget is built upon) to get the model index:. Not for all of the items, but for a part of them, for example: for the tree elements with an even index. It's always nice to get something that actually works easily to I would like to create a context menu for a QListWidget, while continuing to use Designer for creating the user interface. In this lesson, the two Context menus; for example, a menu that is shown after right clicking; Popup menus; for example, a menu that is shown after clicking a button Since Qt 6. Now the text edit allready has a standard right-click-contex-menu and I want to add two actions (comment and uncomment). io/ But test with Qt 6. Menu Control. Share. I know there are plenty of similar questions around, nevertheless I couldn't find a solution yet. A popup menu in Qt is called a context menu. – PrestonDocks. You will probably need to make your own class that uses QMenu and uses a member QListWidget. A menu widget can be either a pull-down menu in a menu bar or a standalone contex This is really just a minimal example for testing (you can create a project and paste the above code for a working example). All my code samples (C++ or Python) are tested before posting; Running the Example. There are just a couple of things to watch out for First, there are several ways to tell Qt you want a I want a context menu to work with a specific TableWidget but when I click anywhere in the application the context menu pops up. Here are the possible values for QWidget::contextMenuPolicy:. You can choose which one should be preferred by setting popupType. I searched in Google. I use a QPlainTextEdit to do a simple code editor. In MWindow constructor call Basically, we tell our QTableView that we want to use a custom context menu by calling the setContextMenuPolicy() method with the arguments Qt::CustomContextMenu. yes that's exactly what i mean! one slot for each element! many thanks – jgsedi. Unless a position is explicitly specified, the menu is positioned at the mouse cursor on desktop platforms that The easiest way to construct a context menu is to use Qt::ActionsContextMenu. For more information, visit Building and Running an Example. The contextMenuPolicy property should be set to Qt::CustomContextMenu, in which case the QWidget::customContextMenuRequested signal is invoked whenever a context menu is requested by the user. An educated guess: your action has no parent and is destroyed early. For example, we have three components on the form: QLabel lbl1, QPushButton btn1, and QTextEdit ed1. If you are looking for information about Qt related issue — register and post your question. The QMenu class allows you to create a menu widget in menu bars, context menus, and popup menus. You can crate a shortcut like Ctrl+C for a copy action. The slot will receive a QPoint in local widget coordinates. We override the The QMenu class provides a menu widget for use in menu bars, context menus, and other popup menus while the QAction class provides an abstract user interface action that can be inserted into widgets. How to Menu Control. , we have a Left Align action, a Right Align action, a Justify action, and a Center Reference Links Qt Documentation - Menus Example Qt Documentation - Qt Widgets Examples Qt Source code - Menus Example Menus Example How menus can be used in a main window application Menu widget can be either a pull-down menu in a menu bar or Pull-down menus are shown by the menu bar when the user clicks on the respective item or The position pos is the position of the context menu event that the widget receives. Commented Mar 19, 2013 at 22:59. In the Getting right-clicks to popup a context menu is pretty straightforward in Qt. Qt QTreeWidget Context Menu: Add items under another o delete items. , To use the context menu in Qt is used QMenu class. Below is the code I tried, P You just need to set the menu policy: http://doc. html#contextMenuPolicy-prop. To create a menu and add it to a menu bar, you It can be either a pull-down menu in a menu bar or a standalone context menu. Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. 1. ApplicationModal, Qt. A Offline. Each item in a menu: displays text to the user; allows checking/unchecking; is highlighted (for example, on keyboard A few standard menus exist — for example File, Edit, Help. Context menus; for example, a menu that is shown after right clicking; Popup menus; for example, a menu that is shown after clicking a button; When used as a context menu, the recommended way of opening the menu is to call popup(). MainWindow::MainWindow(QWidget *parent) : @SGaist said in PySide2 context menu not showing for QTableView:. The File menu provide the options of adding an image and removing all images. Therefore, it has its own mechanism for handling context events. We ContextMenu can be attached to any item in order to show a context menu upon a platform-specific event, such as a right click or the context menu key. Here are some example codes demonstrating how to use QWidget::contextMenuEvent() to create and display context menus in Qt applications: Basic To use the context menu in Qt is used QMenu class. , Menus Example# The Menus example demonstrates how menus can be used in a main window application. J Offline. It can be either a pull-down menu in a menu bar or a standalone context menu. In this lesson, work with the shortcut menu will be shown in the example code from the tutorial on working with QDataWidgetMapper. When this event occurs it is customary to show a Qt Context Menu Policies . If you put the same scene in a QGraphicsView that does have Add actions you want to have on context menu by clicking new button on top left. Besides, before doing something that looks good, you must be sure to understand how it would work: while important, appearance cannot have precedence Firstly you need to create slot for opening context menu: void showContextMenu(const QPoint&); At constructor of your class, which used QListWidget, set context menu policy to custom and connect QListWidget::customContextMenuRequested(QPoint) signal and showContextMenu() slot like this:. To run the example from Qt Creator, open the Welcome mode and select the example from Examples. def on_context_menu(self, pos): index = I am newbie to Qt and am currently playing about with Qt Creator and raw C++ code. ; Qt::ContextMenuPolicy::CustomContextMenu Allows the widget to handle context menus As an alternative, you can use Qt's signal and slot mechanism to create the context menu when requested by the user. I have managed to get some simple functionality working, including a menu and toolbar by adding QAction objects to both. Add a comment | 12 The 'Qt's Menus Example' link form the answer is broken (today, September 01, 2016), Run the Script: Save your file and run it. fill: The Qt Labs Platform module uses Qt Widgets as a fallback on platforms that do not have a native implementation available. 6) code. However I am having some difficulty: What I would like to do is have a menu option which has a submenu, e. jazzycamel. dbViewContextMenu. You can report bugs here (not shooting in the dark): https://bugreports. Menus Example# The Menus example demonstrates how menus can be used in a main window application. The following example shows how to open a context menu on right mouse click: MouseArea { anchors. Introduction to PyQt QMenu class #. The exception to this rule is QAbstractScrollArea and its subclasses that map the context menu event to coordinates of the viewport(). We add a menu item to the context menu, so that users can right-click to have an inspector opened in a new window. how to solve this. Pull-down menus are shown by the menu bar when the user clicks on the respective item or So in the constructor of your widget you can call setContextMenuPolicy and connect customContextMenuRequested to a slot to make a custom context menu. Now your sample application has a context menu that pops up whenever you right-click the application’s central widget. 1 Reply Last customContextMenuRequested. The problem is, does this mean I can no longer use Designer generated code and have to And since this is Qt Widgets on mobile, that will probably make it very low priority, because it's not QML/Qt Quick. View Profile View Forum Posts View Articles Beginner Join Date Aug 2010 Posts 8 Thanks 1. To choose a policy, we call its setContextMenuPolicy() method with one of the policy values. The central widget stretches to is there a way to get a context menu on a tables column head. I tried adding a simple context menu with the following code: in the . However with the code I found on the web: action_comment = new QAction("Comment",this); this->addAction(action_comment); this Summary: in this tutorial, you’ll learn how to use the PyQt QMenu class to create a menu for the application. At the moment it looks like I need to subclass QListWidget and implement void QWidget::contextMenuEvent ( QContextMenuEvent * event ). I have a series of plots built using QCustomplot. Can anyone please post a simple example for creating a custom context menu for a QTableView ? I'm new to Qt. 4\examples\mainwindows\dockwidgets. ApplicationModal on the dropdown menu, which didn't work either. setContextMenuPolicy(Qt. With a traditional context menu, the menu would be positioned with its top left corner at the position of the right click, but since PieMenu is radial, we position it centered over the position of the right click. You will encounter such an interface : You can (optionally) have a tooltip or icon for the action, or make it checkable. I doubt it's "fixed" there. Why, when conducting a hypothesis testing, do we consider the probability P(sample evidence given null) rather than P(null given sample evidence)? What does "run" mean in "We are The expected context menu should contain actions that are relevant to some content within the application (the "context"). UI Elements of WebEngineView. 0. All my code samples (C++ or Python) are tested before posting; Creating a Context Menu in PyQt6. The menu options depend on the application status. Use QMenuBar::addMenu() to insert a menu into a menu bar. 8 first, as Chrisitan suggested. Use addMenu() to insert a menu into a menu bar. If you put the scene in a QGraphicsView that does not have custom context menus, then I think the QGraphicsItem context menus will work as you expect. Context menu events are sent to widgets when a user performs an action associated with opening a context menu. A menu widget can be either a pull-down menu in a menu bar or a standalone context menu. WindowModal, and Qt Can anyone please post a simple example for creating a custom context menu for a QTableView ? I'm new to Qt. To do this: Sure there is! In Qt, if there is a a will there is a way. ApplicationModal) but not block the pyqtgraph context menu? or; Use setWindowModality(Qt. Implement the context menu events and signals. The QMenu class provides a menu widget for use in menu bars, context menus, and other popup menus while the QAction class provides an abstract user interface action that can be inserted into widgets. tableWidget. When this event occurs it is customary to show a Qt\4. The actions required to open context menus vary between platforms; for example, on Windows, pressing the menu button or clicking the right mouse button will cause this event to be sent. katta_ashish. 8, a menu offers three different implementations, depending on the platform. This tutorial focuses on how to use the QMenu class to create menus in menu bars. connect(openMenu) def openMenu(self, position): self. ContextMenuPolicy determines how context menus are handled by each widget. Due to Qt's documentation this should be realizable using the QWidgetAction. We need to add it's own context menu to each of them. Each item in a menu: displays text to the user; allows checking/unchecking; is highlighted (for example, on keyboard I want the dropdown window to behave like a native context menu, Qt. When performing actions that should cause the menu handler is called, which creates the menu and binds handlers to act in In this example, we will see how to implement pull-down menus as well as a context menu. This will let you control if a menu should be Qt 5. To review, open the file in an editor that reveals hidden Unicode characters. self. Pull-down menus are shown by the menu bar when the user clicks on the respective item or presses the specified shortcut key. , Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. QtWidgets import QMainWindow, qApp, QMenu, QApplication class Example( Qt中的部件的弹出菜单(ContextMenu)，依据ContextMenuPolicy的值的不同，有四种形式： 一、默认菜单 此时，ContextMenuPolicy的值为Qt::DefaultContextMenu，这是默认值，其将显示部件定义的默认菜单 二、无菜单 此时,ContextMenuPolicy的值为Qt::NoContextMenu 三、由Action定义菜单 此时，Cont Qt: open context menu on mouse press. I am working on implementing a right-click context menu on a QWidget. Change self. 719 4 4 silver badges 8 8 bronze badges. Qt Centre is a community site devoted to programming in C++ using the Qt framework. You can see the 3 behaviors that result when setting the window modality to Qt. answered Jan 24, 2011 at 5:43. When this event occurs it is customary to show a QMenu with a context menu, if this is relevant to the context. The context menu appears after right clicking a QPlainTextEdit. ActionsContextMenu causes widgets that have actions to show them in a context menu. I can suggest a method that allows you to write a few lines of general code manually and then add context menus for any number of components on the form using only Qt Creator. 1 1 1 silver badge. Here is a code example where we create a simple Context Menu in PyQt6. Qt::ContextMenuPolicy::PreventContextMenu Prevents context menus from appearing for the widget, regardless of the application's settings. You may think of it as a code editor textEdit1 and other related widgets textEdit2. Follow edited Aug 16, 2017 at 11:28. This is working perfect for me. I'm also shooting in the dark here. Since you do not show how you are currently creating your context menu, I will assume from the beginning Set your widget's contextMenuPolicy to Qt::CustomContextMenu. Qt - custom context menu Raw. Dynamically create context menu in QT associated to a toolbutton. , A few standard menus exist — for example File, Edit, Help. I think this may be helpfull. Community Bot. "creating UI elements in the code": IMHO nothing wrong with that. "strange line setCentralWidget(new QWidget());": This is just a container on which I can set 设置右健菜单的方法原型：void setContextMenuPolicy(Qt::ContextMenuPolicy policy)，参数有5个枚举值，说明如下： 序号 值 说明 1 Qt::NoContextMenu 小部件没有上下文菜单，上下文菜单的处理被推迟到小部件的父级 2 Qt::PreventContextMenu 该小部件没有上下文菜单，与NoContextMenu相反，处理不会被推迟到小部件的父级。 I want a context menu to work with a specific TableWidget but when I click anywhere in the application the context menu pops up. You will then need to generate the layout and overload all the correct QLayout The QGraphicsItem is a child of the QGraphicsScene, not the QGraphicsView. This is also working. I was wondering if there is a way to make this menu inherit, copy or in some way show the elements in the MainWindow's ui->menubar. addAction("Sterge") or; Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. Find nothing about that in PyQt5's tuts. , QMenu menu() works just fine, since the context menu is a window in its own right and is being positioned in screen coordinates. cpp This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. Adding a Menu. QT: Context menu (QMenu) reference from the QTableWidget. Welcome to Qt Centre. The Menus example demonstrates how menus can be used in a main window application. Tony Babarino Can anyone point me to a more recent example of using context menus in PyQt which is demonstrated as simply as this one by Pedro. It's nothing specific to Qt (remember, PyQt is only a binding to the Qt toolkit, which is written in C++), it's something that is expected by any toolkit that creates context menus on its own. h file: I have created one customized context menu for my desktop application. MenuItem is an item in the Menu control. To create a menu, we create a menubar we call menuBar() on the QMainWindow. 1 Reply Last reply . Over 90 percent of questions asked here gets answered. Since I did not find a tutorial or code example, which matches my case, I hope that someone here can explain to me how this is correctly done in theory. 2025-03-16. I have added an example – eyllanesc. io/qt-5/qwidget. I really like to use lambdas when I have to setup such code, which has to create certain elements, and still call some methods to The context menu itself worked but the shortcuts cannot work if you create the actin within the show function. (Qt::CustomContextMenu); Override the method, put whatever code you want it to execute in the override. Now I added context menu to treeview. py. What I want to do is to create a context menu when right-clicking on the background of each plot listing all the signal present in the graph. 是 Qt 中的一个方法，用于设置一个 QWidget 子类（如 QPushButton, QLabel, QTableWidget 等）的上下文菜单策略。这个方法决定了上下文菜单（context menu）是如何被触发的，以及是否允许用户自定义菜单。信号，其中包含鼠标点击位置的信息。你可以在信号的槽函数中使用这个位置信息来显示你自己的上下文 I'm trying to make a context menu and I saw some tuts in which they program the next code for example: import sys from PyQt5. Follow edited May 23, 2017 at 12:16. First off, nice example. Although they sound similar, For my app I have created a GUI in Qt Designer and converted it into python(2. We override QWebEngineView::contextMenuEvent and use QWebEnginePage::createStandardContextMenu to create a default QMenu with a default list of QWebEnginePage::WebAction actions. c++; qt; Qt Documentation -> Menus Example: In particular, implementing a right-click context menu on a QWidget The main part of the code The actions required to open context menus vary between platforms; for example, on Windows, pressing the menu button or clicking the right mouse button will cause this event to be sent. . Add a comment | 4 I want to add a context menu item that will execute a function. Cam Cam. These last options are also available through a context menu that appears if you press the right mouse button within the table of image files. Context menus are usually invoked by some special keyboard key or by right-clicking. The Menus example demonstrates how menus can be used in a main window application. The context menu policy described by Qt. Context menu events contain a special accept Therefore, want to add Widgets, like Buttons and Labels, to the context menu of the tray icon. In some situations it is useful to group actions together, e. 15; Qt Widgets; Menus Example; Menus Example. This is a really quick way to create a context menu with Python and PyQt. Simple example code is in the linked page, what do you want to achieve beyond what it shows you to do? Hello Everybody: Simple problem here. ui. Help me friends. In Qt, the context is at least the particular widget or Qt Quick Item that receives the QContextMenuEvent. It Works Fine. My Query: Now the context menu is working for all nodes I want to restrict the context menu only for root node. In the constructor, we set the window title and geometry, create a QVBoxLayout, and add a label to the layout. The useful policies are Use setWindowModality(Qt. I have a problem connecting context menu actions in Qt. Commented Sep 17, 2014 at 1:38. Complete example here: custommenu_signal. On the #pyqt channel on Freenode, jams asked about adding a context menu to a table widget. When performing actions that should cause the menu handler is called, which creates the menu and binds handlers to act in this menu. Connect the widgets customContextMenuRequested signal to a slot that will show your custom menu. , For Qt, every menu is a collection of QAction items, so that a QList<QAction*> is the base of our context menu. Standard GUI elements - Menus. As an example I created a QLabel inside the context menu using: You can get the item at a certain position using itemAt and then use column(), but since it might be an empty item, it would return None no matter if the column exists. qml See: Qt and context menu. In this example, Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. In addition, the File menu provide an Exit option, and the Help menu provide information about the example and about Qt. But my problem is when am Right clicking on the treeview item my context menu comes and if am clicking it outside the pop up menu the url of that item gets loaded. On some of the QPushButton (created with the designer) I want to add a right click context menu. addAction(QAction("Sterge")) to either:. Commented Feb 13, 2019 at 15:51. This signal should be connected You were "pre-creating" the context menu and trying to reuse it with each context menu request but the menu and its actions are created based on the current state of the editor (the actions are not updated), so they didn't reflect any changes (such as selecting text) that happened after you called createStandardContextMenu(). ContextMenu. 7. Improve this question. } void MyWidget::newFile() { qDebug("newFile Menu Action"); } /* 마우스 오른쪽 버튼을 클릭했을 때 발생하는 이벤트로, Context 메뉴를 사용하기 위한 함수*/ void MyWidget::contextMenuEvent(QContextMenuEvent *event The System Tray Icon example shows how to add an icon with a menu and popup messages to a desktop environment that the program will keep running in the system tray until the user chooses the Quit entry in the icon's context I am trying to understand what the better approach is: To implement the context menu in the QGraphicsScene and using type information to figure out which one is the proper context menu to be displayed (because they vary from the type of item in my case) or whether I should implement the context menu directly in the QGraphicsItem. qt. All it takes is to add actions via QWidget::addAction() and the menu is constructed automatically for you: Qt Code: Switch view. We define a custom widget class BasicContextMenuWindow that inherits from QWidget. 8th September 2010, 12:36 #3. 2. WindowModal) but be able to undock the dialog box? A minimal working example showing the behavior is below. Hi, I'm trying to write a code that shows me context menu when I press right-click on header of QTreeWidget but I only could do that for non-header area of t Finally, we declare the various menus and actions as well as a simple information label in the application wide scope. It can also be used for popup menus; for example, a menu that is shown after clicking a button. – Jesse Crossen. nrrh aelo ajb zrleco izfys plswe dmqi kvzu ypal tguvi xjmkwsh wfhomgd mzzmh strzs aubi