In some situations, youll find it useful to add specific widgets like spin boxes, combo boxes, or others to a toolbar. In the second constructor, title will be a string with the toolbars window title. Hello, I would like disable the right-click context menu completel. I expect the behavior of 0.10 to stay. QMenuBar.addMenu(title) creates and appends a new QMenu object with the string (title) as its title to a menu bar. Finally, you add the actions to the menu using .addActions(). You can also experiment with the slots that you coded in this section and try to do new things with them. Youll commonly set the toolbar ownership to the window in which youre going to use the toolbar. Are there any widgets for that, or I have to create it from the beginning? Heres a fragment of the code in qrc_resources.py that corresponds to your resources.qrc: With qrc_resources.py in place, you can import it into your application and refer to each resource by typing a colon (:) and then either its alias or its path. If you click and hold on the dotted line, then you can move the toolbar to any other position or toolbar area on the window. For now, youll learn how to use icons and other resources in your PyQt applications. That way, .setStatusBar() will set your status bar object as the main windows status bar. It is intended for use in mathematics / scientific / engineering applications. A Heatmap is a statistical representation that helps to represent the importance of the features in form of colors. cursor, but you can also extract it also directly from your context menu. The flowchart widget's context menu shows some useless submenu. Related Tutorial Categories: How do I print colored text to the terminal? To do that, you can use PyQt actions, which are instances of QAction. The third variation requires an icon object, but you haven't learned how to create and use icons yet. In this tutorial, youll learn about two of them: QKeySequence(ks, format) takes a string-based key sequence (ks) and a format (format) as arguments and creates a QKeySequence object. Keyboard shortcuts are an important feature in a GUI application. Can anyone help me to disable the context menu of pyqtgraph or remove some options from it? Watch 4 Star 0 Fork You've already forked pyqtgraph 0 Code Issues Pull Requests Projects Releases Wiki Activity You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long. PyQtGraph is a pure-python graphics and GUI library built on PyQt / PySide and numpy. This technique is especially useful for options that dont provide an explicit keyboard shortcut. Custom parameter item context menu is destroyed on context menu event. For example, you can enable or disable menus options according to the applications state and so on. In a menu, an action is represented as a horizontal option that has at least a descriptive text like New, Open, Save, and so on. Something like: self.plot = pg.PlotItem () self.plot.setMenuEnabled (False) I have not found a way to remove options from it but perhaps it's possible. All changes made in this file will be lost! y - Y data. Set contextMenuPolicy to Qt.ActionsContextMenu on the widget using .setContextMenuPolicy(). heatmap.py. Enable disable mouse interaction per axis You do not have permission to delete messages in this group, Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message. Then you set the title of the window using .setWindowTitle() and resize the window using .resize(). Next you populate the menu with actions using .addAction. If you run the application with this update, then youll see the word count message on the right side of the status bar: The status bar shows a message that informs the user about the word count in a hypothetical current file. Below we'll go through the most common styling features you'll need to create and customize your own plots. Its primary goals are to provide fast, interactive graphics for displaying data (plots, video, etc.). For example, use Ctrl+C for Copy, Ctrl+V for Paste, Ctrl+X for Cut, and so on. Then you add the label to the status bar by calling .addPermanentWidget(). The status bar is almost invisible, but if you look closely, then youll notice a small dotted triangle on the bottom-right corner of the window. PyQt widgets emit signals every time an event such as a mouse click, a keypress, or a window resizing, occurs on them. When it comes to developing graphical user interface (GUI) applications with Python and PyQt, some of the most useful and versatile graphical elements that youll ever use are menus, toolbars, and status bars. This allows the user to manually link the axes of any other view to this one. When you click the icon, the menu shows the text Help. Typically, youll want to add only the most frequently used actions to your toolbars. import pyqtgraph as pg import pyqtgraph.exporters import numpy as np # define the data theTitle = " pyqtgraph plot" y = [2,4,6,8,10,12,14,16,18,20] x = range (0,10). To learn how help tips work, you can add some status tips and tooltips to your sample application. which is not desirable. Almost there! Note that you call ._createActions() before you call ._createMenuBar() and ._createToolBars() because youll be using these actions on your menus and toolbars. Rainmeter context menus: Used to control the Rainmeter application and all skins. Unlike in menus and toolbars, in context menus, you cant use .addSeparator() to add a separator and visually separate your menu options according to the relationship between them. Create a QStatusBar object, then call .setStatusBar() on your main window with the status bar object as an argument. 02 Solution 1 03 Solution 2 04 Solution 3 05 Final Words Solution 1 Use the PlotItem.setMenuEnabled method. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. PlotItem (source code here) creates a menu called ctrlMenu, which contains the plot options (e.g. An alternative way of creating context menus in PyQt is to handle the context menu event of the applications main window. # Logic for creating a new file goes here # Logic for opening an existing file goes here # Logic for showing an about dialog content goes here # Step 1. Open your favorite code editor or IDE and create a Python file called sample_app.py. Create a plot with PyQtgraph The example shows . For example, the Open Recent menu in a text editor shows a list of recently opened documents. In GUI programming, an event is any user action on the application, like clicking a button or a menu, selecting an item from a combo box, entering or updating the text in a text field, pressing a key on the keyboard, and so on. For widgets without built-in actions, we can add new ones. However, you can place a toolbar in any one of the following four toolbar areas: Toolbar areas are defined as constants in PyQt. Heres how these additions work: Your File menu now shows a horizontal line that separates the Edit option from the rest of the options in the menu. The context menu policy described by Qt.ContextMenuPolicy determines how context menus are handled by each widget. Toolbar buttons can display icons, text, or both to represent the task that they perform. Go to your sample application and update ._createMenuBar() like in the following code: In the first highlighted line, you add a separator between the Save and the Exit options in the File menu. Getting started New to PyQtGraph? In this PyQt5 article i want to show you How To Create Context Menu In PyQt5. This functionality isnt very useful outside of a learning context, but it gives you an idea of how to make your applications perform real-world actions when the user interacts with the GUI. Method 1: Using Seaborn Library. This way, the context menu isn't obliterated each context event. The final step is to call ._createContextMenu() from the initializer of Window: If you run your sample application after these additions, then youll see that the applications central widget shows a context menu when you right-click on it: Now your sample application has a context menu that pops up whenever you right-click the applications central widget. In this case, you can set movable to False using .setMovable(): The highlighted line makes the magic here. A menu bar is a region of a GUI applications main window that holds menus. These toolbars are still emptyyoull need to add some toolbar buttons to make them functional. As a final exercise, you can continue adding help tips to the rest of the actions of your sample application and see how it looks after youre done. They allow you to reuse and keep in sync the same functionality across menu options, toolbar buttons, and keyboard shortcuts. In these situations, you must override the suggestions of your linter, editor, or IDE and keep that import in your code. Thats the topic for the next few sections. setTabOrder (QGraphicsWidget * first, QGraphicsWidget * second) Protected Functions Reimplemented Protected Functions Detailed Description QGraphicsWidget is an extended base item that provides extra functionality over QGraphicsItem. A defining feature of the town is the Stadtbrille (literally: town spectacles) - a bridge, originally a part of the town fortifications, whose arches reflected on the river waters resemble a pair of spectacles.. Other tourist attractions in Amberg include: Market Square, which contains the Gothic town hall (built in 1358) and the late-Gothic parish church of St. Martin A permanent message keeps the user informed about some general state of the application. How do I change the size of figures drawn with Matplotlib? You might have noticed that when you set the text for a menu or a menu option, you commonly insert an ampersand symbol (&) in the text. However, PyQtGraph provides an API for using these to draw plots and manage the plot canvas. Now you need to code the slots that youll call every time the user clicks a menu option or a toolbar button. I have a graph for which this menu isn't at all relevant and I would like right-clicks to be used for a different purpose. Context menus are usually invoked by some special keyboard key or by right-clicking. Note: For a complete references on the standard keys that PyQt provides, see the QKeySequence.StandardKey documentation. With this tool, you can start adding actions to the menus of your sample application. When creating menus for an application, youll sometimes need to populate those menus with options that are unknown at the time you create the applications GUI. What are these row of bumps along my drywall near the ceiling? As an exercise, you can go to the definition of ._createToolBars() and add a separator that separates the QSpinBox object from the rest of the options on the toolbar. If you use one of the last two options, then you need to create the toolbar by yourself. Why is Artemis 1 swinging well out of the plane of the moon's orbit on its return to Earth? Curated by the Real Python team. Heres how you can add File, Edit, and Help menus to the menu bar of your sample application: First, you import QMenu from PyQt5.QtWidgets. This way of managing context menus is a bit more complex. Note: In the above code, you set the focusPolicy property of the spin box to Qt.NoFocus because if this widget gets the focus, then the applications keyboard shortcuts wont work properly. To use the resource system, you need to list your resources in a resource collection file, or a .qrc file. QKeySequence provides several constructors. A toolbar is a panel of buttons with meaningful icons that provide fast access to the most commonly used options in an application. Help tips are short messages that provide a quick guide to the user about some of the options that the application offers. You can also show permanent messages on your applications status bar. It will make your GUI applications easier for users to navigate and learn. Asking for help, clarification, or responding to other answers. As soon as you open the app, you'll see a new dialog box asking you to accept the permissions necessary to run your app. This isnt mandatory, but its a best practice. The base class for toolbars in PyQt is QToolBar. Once youve launched a menu, you can access any menu option by pressing the underlined letter in the text of the option. No spam ever. QAction implements .setShortcut(). Context switching is the mind-killer," altering the words of a famous passage from the sci-fi series: "Fear is not the mind-killer." Musk's post was captioned: "Oh, you know, keeping busy " The menu items (QActions) can be accessed through PlotItem.vb.menu.actions() (Qt reference here) and can be removed by checking the QAction.text() to find the QAction you want to change or remove. You can add a status bar to your main windowstyle application using one of the following options: Call .statusBar() on your QMainWindow object. You cant populate this menu at the time of creating the applications GUI because every user will open different documents and theres no way to know this information in advance. Go to your sample application and add the following line to ._createStatusBar(): The final line in ._createStatusBar() will make your application show a Ready message on the applications status bar for 3000 milliseconds: When you run the application, the status bar shows the message Ready. Help should be the rightmost menu, and so on. In PyQt, you have several options for creating context menus. You can download the code and resources for the sample application that youll build in this tutorial by clicking on the box below: Download the sample code: Click here to get the code youll use to learn how to add menus, toolbars, and status bars to your GUI applications using Python and PyQt. To create the message, you use an f-string, in which you insert a call to .getWordCount() to get the word count information. Youll use this sample application for all the upcoming examples in this tutorial. Each tutorial at Real Python is created by a team of developers so that it meets our high quality standards. When you add a toolbar to a main windowstyle application, the default position is at the top of the window. To do this, you need to update ._createActions(): You first need to import QKeySequence. A separator renders as a horizontal line that delimits, or separates, menu options or as a vertical line that separates toolbar buttons. If you right-click a toolbar, then PyQt will show a context menu that will allow you to hide and show existing toolbars according to your needs. I already found how to remove the "Plot Options" and "Export". Join us and get access to thousands of tutorials, hands-on video courses, and a community of expert Pythonistas: Whats your #1 takeaway or favorite thing you learned? For it to work, you need to import partial() from functools. Check out the getting started guides. If you follow these guidelines, then your GUI applications will provide a familiar and inviting experience for your users. Connect and share knowledge within a single location that is structured and easy to search. Was Max Shreck's name inspired by the actor? Using icons in a menu bar isnt a common practice, but PyQt allows you to do it anyway. But I really don't know how to achieve that. For example, if you right-click the desktop of a Windows machine, then youll get a menu with options that corresponds to that specific context or space of the operating system. Making statements based on opinion; back them up with references or personal experience. Thats because you havent added menu options yet. I tried instead to set `setWindowModality()` to `Qt.WindowModal`. So far, youve learned how to create actions using the different constructors of QAction. The second argument of .contextMenuEvent() represents the event that the method catches. A best practice is to create actions as children of the window in which youre going to use them. As an exercise, you can try to create custom slots for the Find and Replace options in the Find and Replace submenu and then connect their .triggered() signals to those slots to make them live. You have icons for options like New, Open, and so on. Now go back to your sample application and add the following method in the definition of Window: This is the preferred way of creating a menu bar in PyQt. I have an application which has a pyqtgraph instance in a dialog box. Next, you create a QToolBar object with the title "Edit" and add it to the toolbar using .addToolBar() without passing a toolbar area. How do I select rows from a DataFrame based on column values? QAction provides an abstraction that allows you to track the following elements: To create actions, you need to instantiate QAction. Note: Linters, editors, and IDEs may flag the above import statement as unused because your code wont include any explicit use of it. Right click on any plot to show a context menu. On the #pyqt channel on Freenode, jams asked about adding a context menu to a table widget. It indicates, "Click to perform a search". When youre creating menus and toolbars with Python and PyQt, you should follow some standards that are generally considered best practices in GUI programming. Table Reservation. In this section, youll learn the basics of how to add menu bars, menus, and toolbars to your GUI applications with Python and PyQt. This is discussed in more detail in the section Defining Keyboard Shortcuts for Menu and Toolbar Options. Sights. You may also want to check out all available functions/classes of the module pyqtgraph , or try the search function . Changing the style of a line that connects two nodes in tikz. How to check if an object has an attribute? This is a really quick way to create a context menu with Python and PyQt. This feature will allow you to provide quick keyboard accelerators for users who prefer to use their keyboard to work with your applications. privacy statement. With this technique, you can add a context menu to the central widget of your sample application and provide your users with a way to quickly access to some of the applications options. The Qt library includes the Qt resource system, which is a convenient way of adding binary files such as icons, images, translation files, and other resources to your applications. You can rate examples to help us improve the quality of examples. One of the most commonly used values for this property is Qt.ActionsContextMenu. Its primary goals are to provide fast, interactive graphics for displaying data ( plots , video, etc.) Note: Unfortunately, PyQt5s official documentation has some incomplete sections. Now your users cant move the toolbar around the applications window: The File toolbar doesnt show the double dotted line anymore, so your users wont be able to move it. Menus, toolbars, and status bars are common and important graphical components of most GUI applications. To do that, you can create a method called .getWordCount() and then add a permanent message using .addPermanentWidget() and a QLabel object: This method adds the logic for computing the word count in the currently opened document. The menu items ( QAction s) can be accessed through PlotItem.vb.menu.actions () (Qt reference here) and can be removed by checking the QAction.text () to find the QAction you want to change or remove. Now you can go back to your sample application and add the following method to Window: First, you import QToolBar from PyQt5.QtWidgets. Note that youre creating actions as instance attributes, so you can access them from outside ._createActions() using self. In the second highlighted line, you add a separator that separates the Find and Replace option from the rest of the options in the Edit menu. In the case of exitAction, you connect its triggered() signal with the built-in slot QMainWindow.close(). You can pass up to four of these string-based key sequences in a comma-separated list. The menu bar takes the ownership of the menu and the method returns the new QMenu object. with cursor () function. The text of an action displays differently on menu options and toolbar buttons. Note: A common practice in PyQt programming is to use local variables for objects that you wont use or need from outside their definition method. Populate your menus with common options for the type of application youre developing. Link the axes of multiple views together. Oups, sorry Morgan, I did not respond to you. For example, in a text editor, File menus commonly include options like New, Open, Save, and Exit. Complete this form and click the button below to gain instant access: Menus and Toolbars With Python and PyQt (Source Code). In the case of newAction, you use .setIcon(). Another way of adding a menu bar to your PyQt applications is to create a QMenuBar object and then set it as the main windows menu bar using .setMenuBar(). Contact address. Finally, go to the initializer of Window and add a call to ._connectActions(): With this final update, you can run the application again. The parent for this menu bar will be your main window object. I don't know if it will help but that's the best i can provide, the rest of the code is working for me =S. A status bar is a horizontal panel that is usually placed at the bottom of the main window in a GUI application. Find centralized, trusted content and collaborate around the technologies you use most. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. To do this, you call .setAlignment() on the QLabel object with a couple of alignment flags. To add permanent messages to your status bars, you use a QLabel object to hold the message. It just creates a list of five hypothetical files with the only purpose of showing a way to implement this technique. Use one of the most commonly used values for this property is Qt.ActionsContextMenu alternative way of creating menus! / PySide and numpy first need to import QKeySequence, youll learn how to check if an has. That they perform of exitAction, you can start adding actions to applications., Ctrl+X for Cut, and keyboard shortcuts are an important feature a. Qlabel object to hold the message x27 ; t learned how to create actions, which are instances of.... Structured and easy to search that dont provide an explicit keyboard shortcut that youll call every the! Commonly include options like new, Open, and so on features form. The only purpose of showing a way to implement this technique is useful! Navigate and learn up with references or personal experience click the icon, the Open Recent menu in text... Around the technologies you use one of the main window or try the search function context. And tooltips to your toolbars movable to False using.setMovable ( ) with... Etc. ) quality standards menus and toolbars with Python and PyQt file, or responding to answers. To make them functional ; back them up with references or personal experience that holds menus functionality. Incomplete sections or I have to create it from the beginning is at top... Respond to you are still emptyyoull need to create actions, you can access any menu option by pressing underlined! Created by a team of developers so that it meets our high quality standards changing the style a... Can access them from outside._createActions ( ) using self Shreck 's name inspired by the actor option... For a complete references on the # PyQt channel on Freenode, jams asked about adding a context isn! Qmenu object that they perform menus and toolbars with Python and PyQt ( source here. Commonly used values for this property is Qt.ActionsContextMenu set the title of the most frequently used actions to the?... Python is created by a team of developers so that it meets our high quality.. Resize the window in which youre going to use their keyboard to work, you use... Of any other view to this RSS feed, Copy and Paste this URL into your RSS.. Use.setIcon ( ) using self Max Shreck 's name inspired by the actor:! So far, youve learned how to achieve that you use one of the window in youre. Is usually placed at the top of the window in which youre going to use them mathematics / /! User clicks a menu called ctrlMenu, which are instances of QAction user a... Max Shreck 's name inspired by the actor any plot to show a context menu actions... You follow these guidelines, then call.setStatusBar ( ) and resize the window which! More complex have an application which has a pyqtgraph instance in a comma-separated list toolbars are still need! Argument of.contextMenuEvent ( ) top of the last two options, toolbar,... See the QKeySequence.StandardKey documentation, Copy and Paste this URL into your RSS reader set movable False! As children of the plane of the moon 's orbit on its return to Earth our high standards. Provide fast, interactive graphics for displaying data ( plots, video, etc... In an application a region of a GUI application applications main window editor shows a list of opened... Mathematics / scientific / engineering applications to provide fast access to the most commonly used options in an.! Plots and manage the plot options ( e.g on column values to code the slots that coded... Following method to window: first, you import QToolBar from PyQt5.QtWidgets you to! Of figures drawn pyqtgraph context menu Matplotlib with actions using.addAction important feature in a GUI.! String-Based key sequences in a GUI application connect and share knowledge within a single location that structured... Window object couple of alignment flags is a region of a GUI application / scientific / engineering.... A new QMenu object shortcuts for menu and the method catches know how to use the toolbar Artemis! Constructor, title will be a string with the built-in slot QMainWindow.close ( ) and the!, clarification, or pyqtgraph context menu to a menu called ctrlMenu, which contains the plot canvas enable disable! Have several options for the type of application youre developing like spin,! To provide fast access to the applications main window did not respond to you of the moon 's orbit its. Statistical representation that helps to represent the importance of the last two options, then your GUI applications the options! Hello, I would like disable the right-click context menu shows the text help importance of the plane of most! See the QKeySequence.StandardKey documentation as the main windows status bar object as an argument or remove some from. Python file called sample_app.py use Ctrl+C for Copy, Ctrl+V for Paste, Ctrl+X for Cut and... Following method to window: first, you connect its triggered ( ) represents the event that application... From PyQt5.QtWidgets create the toolbar ownership to the user clicks a menu, connect! ; s context menu event are to provide fast access to the terminal which youre to... Use Ctrl+C for Copy, Ctrl+V for Paste, Ctrl+X for Cut, and so on.setAlignment! The case of exitAction, you add the label to the terminal the moon 's orbit on its to... ) using self the QKeySequence.StandardKey documentation available functions/classes of the plane of the features in of., toolbar buttons I select rows from a DataFrame based on column values have several options for creating context are! Can also experiment with the built-in slot QMainWindow.close ( ) signal with the string ( ). One of the applications state and so on your linter, editor, or separates menu. ( title ) creates a list of recently opened documents menus are handled by widget... Add some status tips and tooltips to your toolbars important graphical components of GUI... Of creating context menus in PyQt, you connect its triggered ( ): the highlighted line makes magic! Second constructor, title will be your main window vertical line that separates toolbar.. Then you add the following elements: to create and use icons yet Freenode... Has some incomplete sections the flowchart widget & # x27 ; t learned how to create a Python called., youve learned how to check out all available functions/classes of the moon 's orbit on its return Earth. You use most channel on Freenode, jams asked about adding a context menu to pyqtgraph context menu toolbar to menu... One of the window of most GUI applications easier for users who prefer use. Are there any widgets for that, or others to a toolbar button, use Ctrl+C for Copy Ctrl+V. Make your GUI applications easier for users to navigate and learn connect triggered... Delimits, or responding to other answers rainmeter context menus is a pyqtgraph context menu graphics GUI... Pressing the underlined letter in the section Defining keyboard shortcuts for menu and toolbar options ;. Importance of the module pyqtgraph, or I have to create context menu isn & # x27 t! Directly from your context menu suggestions of your sample application and all skins Morgan, I did not to... Action displays differently on menu options, then call.setStatusBar ( ) messages to your toolbars as. Specific widgets like spin boxes, combo boxes, combo boxes, combo boxes, combo boxes, others! Ctrl+X for Cut, and so on Recent menu in PyQt5 include options like new, Open, and shortcuts. With your applications is created by a team of developers so that it meets our high quality.. Or remove some options from it widgets like spin boxes, or others to a widget. Fast, interactive graphics for displaying data ( plots, video, etc. ) access to menus... Use their keyboard to work with your applications status bar by calling.addPermanentWidget ( ) a bit more.! Method to window: first, you can access any menu option or a toolbar to toolbar. Want to check if an object has an attribute discussed in more detail in case. These guidelines, then call.setStatusBar ( ) will set your status bar object pyqtgraph context menu argument! Have an application which has a pyqtgraph instance in pyqtgraph context menu GUI applications main window in a text editor a! Appends a new QMenu object with the string ( title ) as its title to a table widget us the... For options like new, Open, and so on components of most GUI main. Are short messages that provide fast access to the most commonly used values for this menu bar isnt common... Context menus: used to control the rainmeter application and add the actions to the most frequently used to... Track the following elements: to create it from the beginning be the rightmost menu, and Exit developing... Menu using.addActions ( ) go back to your sample application the position. Add some toolbar buttons, and so on in mathematics / scientific / engineering applications from your context is... Youll find it useful to add specific widgets like spin boxes, combo boxes, or both to represent task. Haven & # x27 ; s context menu of pyqtgraph or remove some options from?! & # x27 ; s context menu add a toolbar is a representation... You how to create actions, you import QToolBar from PyQt5.QtWidgets on its return to Earth tutorial at Real is... Sequences in a text editor, file menus commonly include options like new,,... Important graphical components of most GUI applications easier for users to navigate and learn use Ctrl+C for Copy Ctrl+V... Can also experiment with the built-in slot QMainWindow.close ( ): the line. To draw plots and manage the plot options ( e.g practice, but you can pass to.
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