Pyqt5 stylesheet themes. html>ng Then I tried to define the scrollbar myself : scrollArea = QScrollArea(self) verticalScrollBar = QScrollBar(qt. create pyqt resource file style. I am writing newbie Qt5 code on OSX Mavericks and would like to override just one property:value pair of the StyleSheet for a given widget. AFAIK, the color of the Qt5 Fusion theme is entirely controlled by the color palette, which in its turn is controlled by the system theme. Theme. The Style Sheet Oct 10, 2020 · In this video, I show you how to set the overall theme (style sheet) of your Qt widgets application. py file contains the following functions: This function sets the theme of a PyQt5 or PySide2 application to either a dark theme or the default theme, depending on the value of the theme argument. This is another stylesheet for PySide6, PySide2, PyQt5 and PyQt6, which looks like Material Design (close enough). And these icons change color that adjust to theme when theme is changed. 控胃辽冕 Qt裙区袄险蚪熙病栏据殃涤场裁滔狗劲垢. setStyleSheet("QGroupBox { background-color: rgb(0,255,0,20%); border:1px solid rgb(255, 170, 255); }") I need to have it set to defaults when this particular QGroupBox is disabled or deactivated PyQtDarkTheme applies a flat theme to your Qt applications using Qt stylesheets system. For example if you want to set the style to Fusion, you add the line app. If you're not using designer, you can set icons from a theme in your code using the following. Qt Style Sheets are a powerful mechanism that allows you to customize the appearance of widgets, in addition to what is already possible by subclassing QStyle . qt. It could use just a little color tweaking to make the unactivated checkbox and radio button more visible. For example, I want to add some etxra padding. qss This opens up the possibility of a tempting hack, since it is easy enough to manipulate the args passed to the QApplication constructor, and explicitly insert a default stylesheet: import sys args = list(sys. Second (change all selected widget): Use the property window, mark all widget you want to change, click of the of the styleSheetrow. My idea was the Jul 27, 2016 · 2. The concepts, terminology, and syntax of Qt Style Sheets are heavily inspired by HTML Cascading Style Sheets (CSS) but adapted to the world of widgets. alandmoore. 5 application that customers stylize using stylesheets. setStyleSheet("QPushButton::hover". This element in the top-left part is not part of the QHeaderView but a QAbstractButton so a possible solution is to apply the stylesheet directly to the button: button = self. If you want to set the QTreeWidget background color to green: self. Qt Style Sheets support various properties, pseudo-states, and subcontrols to customize the look of widgets. Download Irrorater. g. QRadioButton – show you how to create a radio button and radio button group. The folder name will be the name of the style. Simple example using One Dark Pro. All derivatives of QAbstractScrollArea , including QTextEdit , and QAbstractItemView (all item view classes), support scrollable backgrounds using background Jan 15, 2014 · From experience, all variables which could be set with Q_PROPERTY in stylesheet appear to be a persistent state and can only be set once. Resoucers_rc import *" to use as a module. be/M_GTz-Qh8soQt-Material Library:https://pypi. First, we would use the following application-wide style sheet: *[mandatoryField="true"] { background-color: yellow } This means that every widget whose mandatoryField Qt property is set to true would have a yellow background. The resource python file will be automatically generated. I searched it up and found that in python the following code works to change the hovering settings: button. May 11, 2020 · To use these icons within Qt Designer you would select the drop-down and choose "Set Icon From Theme" You then enter the name of the icon you want to use, e. ui', self) self. The easier alternative for this is to use Qt Style Sheets, which is one or more . save_pixmap = QStyle. document-new (the full list of valid names ). There are many styles or themes that ship with PyQt, other than the default themes. qtmodern is a Python package aimed to make PyQt/PySide applications look better and consistent on multiple platforms. Download Fibers. This may not be installed by default, though (it probably lives in separate package in many Linux distros). Fluent QT Theme (stylesheet) for Win32 apps on Windows 11 - witalihirsch/QTWin11. PyQt docs - not that expressive :). To indicate to the user that the field is mandatory, one effective (albeit esthetically dubious) solution is to use yellow as the background color for those fields. – LogoS. )? from PyQt4 import QtCore s = QtCore. QString('c:\myProject\darkFantasy. The position of the tab bar is controlled using the ::tab-bar subcontrol. You can set your application's style sheet with the following Python/PyQt code: # app is a QApplication and styleSheet is a str. I don't know how to make a style sheet entry pertain to anything except the parent and ALL of the children. May 15, 2011 · The frame of the tab widget is styled using the ::pane subcontrol. The complete Python 3. TreeWidgetItem = QtGui. ), as well as any style sheet set on the QApplication. QFont("Sanserif",20)) This is used for giving color for our label. Oct 4, 2021 · ) main_win. Free QSS style sheets: https://qss-stock. When you set up a stylesheet Qt generates corresponding QProxyStyle and use it. py) pyside6-rcc resources. setStyleSheet (sheet) Argument : It takes string as argument Return : It returns Jun 3, 2014 · Qt does not use stylesheets for rendering of GUI. State. Stay tunned!, this files are being updated frequently. com. style(). setStyleSheet("background-color: green;") If you want to reset the Stylesheet of QTreeWidget, simply type this: self. For QPushButton with a menu, the menu indicator is styled using the ::menu-indicator subcontrol. Create a desktop app that gives users an option to select different themes or even create their own themes using only a few lines of code. This method accepts the following three types of parameters: QColor. 9 code is as follows: # See code example 'palette_dark_widgets. 15. We are going to us In this section, you’ll learn how to use other commonly used PyQt widgets such as checkbox, radio button, combobox, spinner, date edit, time edit, date and time edit, and slider. Configure style. QMainWindow): Features. As said in the doc, the order of declarations in the stylesheet matters, so your stylesheet should be : QPushButton. While i could rebuild the whole list from scratch every time i doubt there isn't a better way. self. Below is the full code: UI Code: # -*- coding: utf-8 -*-. dispatchEvent("themeChanged") Component example: class CheckBox(QCheckBox): Jun 12, 2012 · I'm trying to customize my UI. argv) main_win = QMainWindow() push_button = QPushButton("PyQtDarkTheme!!") main_win. You can use css stylesheets with PyQt. Jul 21, 2022 · This is a working example using PySide6 on Windows. 按鈕是變化最多端的物件了，可以設定的屬性也非常多唷！因為他有各種狀態，包含hover、click、press、release等等，所以相對 May 15, 2011 · Style sheets let you perform all kinds of customizations that are difficult or impossible to perform using QPalette alone. We open the style sheet file to read it and set the current style. Qt Style Sheet is generally case insensitive (i. argv) 1. Viktor Kerkez. setStyle ('Windows') Style sheets can be set on the QApplication, on parent widgets, and on child widgets. devsecstudio. Sep 11, 2020 · This is showing as below: So I added below line of code: msgBox. QApplication(args) Author Alan D Moore shows you how to make your PyQt applications colorful using Qt StyleSheets. Download Combinear. Ask Question Asked 14 years, 4 months ago. PySide6. main. So how do I load the actual content of the stylesheet file? Styling each UI element separately like you did in the previous snippet is a lot of work. e. The method call setStyleSheet() gives you the freedom to style the different components in your application. qss'] app = QtGui. When conflicts arise, the widget's own style sheet is always A qss file is quite similar to a CSS file, but you need to specify the Widget component and optionally the name of the object: QLabel{background-color:red;}QLabel#title {font-size:20px;} The first style defines a background-color for all QLabel objects in your application, whereas the later one styles the title object only. Qt's support for widget styles and themes enables your application to fit in with the native desktop environment. import sys from PySide6. Download Adaptic. The widgets examples show how some of the widgets available in Qt might appear when configured to use the a particular style. Topics: Overview. When stylesheet is not set - then Qt may use native OS API for rendering controls. Some Qt APIs support reading resources directly, but otherwise you will have to read them yourself. int. load_stylesheet (qtvsc. ui> ui_main. Source. Dec 10, 2018 · Qt stylesheets already allows what you want by default, you can overwrite the style for subclasses (see the end of this part of the doc ). 2k 13 107 86. All. load_stylesheet_pyside2 # PyQt5 dark_stylesheet = qdarkstyle. " GitHub is where people build software. This means that not specifying a theme will give the application a different look on different systems. More examples can be found in the Qt Style Sheet Examples documentation page. qt It turns out this is very easy to implement using Qt Style Sheets. setStyleSheet(styleSheet) Jun 21, 2020 · 1. So you can easily use some Google Material Design Icons. Qt (and therefore PyQt) allows you to add a QSS (Qt Style Sheet) file to a QApplication, and one to each individual widget you create. First, we would use the following application-wide style sheet: *[mandatoryField="true"] { background-color: yellow } The following table lists the Qt widgets that can be customized using style sheets: Widget. 兽竣QSS黍茶PyQt卧鸵，渡虹6舰嬉览茧舆. Qt. The initial idea comes from this project. answered Aug 15, 2013 at 22:07. In order to do this we will use setStyleSheet method with the list widget object. Compatible With Remains identical on the 3 operating systems (Windows, Linux, Mac OS). All these theme settings will be remembered even after closing Qt-Material. Several selectors can be specified for the same declaration, using commas (,) to separate the selectors. A Free to use, Beautiful, Feature Rich, Fully Customizable Flat Modern GUI Template Using Pyside2 designed in Qt Designer, supported for Windows/Linux/Mac OS, Incorporating widgets like Buttons, Progress Bar, Custom Tabs, and many more. A flat dark and light theme. You can use setThemeColor() method to change the theme color of PyQt-Fluent-Widgets. Added images in QSS_IMG folder. Dispatching event example: def set_dark_theme(app: QApplication): app. import PyQt5. You can add the following attribute to improve the Jan 25, 2022 · It’s simple like that. I also searched the internet, but couldn't find a solution. qss and other files such as icon pngs. python. If you want yellow backgrounds for mandatory fields, red text for potentially destructive push buttons, or fancy check boxes, style sheets are the answer. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. label2. I have successfully defined a classes MainWindow(QMainWindow) and DefaultWidget(QWidget), with the latter containing two push buttons, which I am trying to stylize. py and change the line "import resources_rc" to "from. If you want to use a third party theme, you will need to download the theme file from the repository and load theme by using load_stylesheet(). python theme qt dark-theme pyqt5 style stylesheet pyside pyside2 pyqt darktheme pyqt6 pyside6 qdarkstyle Updated Jul 15, 2024 Jun 10, 2021 · 2. , red). For the specific case of reading a qss file, you can ignore the encoding, since the file should only contain ascii. setStyleSheet('color:red') Also every PyQt5 application must create an application object. In order to be compatible with multiple Python Qt wrappers QtPy is used. ui'. Don’t worry about the QSS language. setStyleSheet("color: red;" "border-style: solid;" "border-width: 2px;" "border-color: #FA8072;" "border-radius May 7, 2024 · label2. show app. A custom stylesheets menu can be added to a project for switching across all default available themes. It turns out this is very easy to implement using Qt Style Sheets. load('main_window. SP_DialogSaveButton save_icon = win. com The templates are classified by category to better identify the style you need for your project. Mar 12, 2019 · I would like to change the style/appearance of QActions which are displayed in menus of a QMainWindow menuBar (e. First, we would use the following application-wide style sheet: *[mandatoryField="true"] { background-color: yellow } Nov 28, 2023 · Then you can get the stylesheet provided by QDarkStyle for various Qt wrappers as shown below # PySide 2 dark_stylesheet = qdarkstyle. exec ⚠ The image quality may be lower on Qt5(PyQt5, PySide2) due to the use of svg. Retrieved from "https://wiki. "{". For example, the rule. , black) How can I get the color of the text in the QLineEdit , and set it as the color in the QLabel Apr 4, 2023 · To set the style properties of a widget using a stylesheet, we can use the setStyleSheet method of the widget. Maybe im doing something wrong regarding the way pyqt is ment to be used. As method argument you can specify plain css code, like so: lbl_red. 15, the icon property can be set to override the button icon. Say, for instance, I wanted every pushbutton in my application to have red text. org/project/qt-material/Command to see the installation path:pip sh Style sheets can be set on the QApplication, on parent widgets, and on child widgets. LIGHT_VS) app. main, self. change the background color). I use PyQT5 (python-pyqt5 5. Python 100. setStyleSheet("background-color: lightblue") To avoid the use of findChild it can be set via QTableWidget: stylesheet Nov 27, 2017 · 4. findChild(QAbstractButton) button. Support PySide and PyQt. css. You should also be able to put the stylesheet itself in a resource file. Consider donating :) PayPal Account: gtronick@gmail. standardIcon(). load_stylesheet_pyqt5 # PySide 6 dark_stylesheet = qdarkstyle. stylesheet') The above code loads the path string rather than the actual stylesheet. PyQt’s layout managers provide a user-friendly and productive way of arranging graphical components, or widgets, on a GUI. How would I do this without having to run button. if I use the setStyleSheet method in order to change the style for a specific widget, the other ones placed inside it, changes their style, but I don't want it! I can bring you two example: when I change the border/background color for a frame (see the widgets placed inside it): import PyQt5. , color, Color, COLOR, and cOloR refer to the same property). {. Download Diffnes. setStyleSheet (stylesheet) main_win. menuStyles) menu ¶. For example, if you add a custom border-radius and set such stylesheet, you will see the rounded edge, and then you set an empty stylesheet, you will discover the widget changes back to what it used to be. . comPurchase a copy of Ma Theme color. init (this); QPainter p (this); style ()->drawPrimitive (QStyle::PE_Widget, &opt, &p 27. Languages. Using the C++ docs, I've been trying to take advantage of the QPushButton#evilButton example, provided in: Link. setStylesheet(. setCentralWidget(push_button) # Apply dark . app = QApplication ( [])app. Mar 27, 2015 · 1. Put your app icon there as well and you got a nice reusable package to customize your UIs. create new folder in src. setStyleSheet(my_stylesheet) scrollArea. 薇志似止于丐吱PyQt5硼矫碧QSS，枣怖曹小辆主C++ Qt，PySide6，PySide2 It turns out this is very easy to implement using Qt Style Sheets. It is often discussed in terms of computer user interface design and web design. Viewed 18k times 7 If i apply a property to a parent widget it is Dec 16, 2015 · How can i get the default stylesheet colors in python using pyqt . Apr 22, 2021 · 3. Appearance of checkable push buttons can be customized using the :open and :closed pseudo-states. GlobalColor. I tried to set a stylesheet like in the code below, but it doesn't have any effect. e by creating customized design. In the example below we set the Windows style like so: 12. Vertical, scrollArea) verticalScrollBar. When conflicts arise, the widget's own style sheet is always Sep 30, 2022 · And by dispatching this event, I notify all components which listen to this event that the theme of the application has changed. I manage the path of the icons by calling the select function on the QFileSelector instance after setting the extra selector on the currently selected theme. Mutli-language editors like Atom are best for this type of things. standardIcon(save_pixmap) push_button This is in response to your comment on the accepted answer. QtCore as qtc. setProperty("theme", "dark") GlobalObject(). second, QLabel that has a default text color (e. Learning to do so efficiently and effectively is a fundamental skill for you to get up and running with GUI application In your project folder add a basic CSS file mystylesheet. lnchTab to be darkish grey. TreeWidgetItem With Yasin’s example it should be very easy to make your own stylesheets. app=QApplication(sys. When the theme color changes, the config instance managed by qconfig will emit the themeColorChanged Mar 30, 2020 · A possible solution would be to have the stylesheet set with the styleSheet() method and then analyze the text and modify it as necessary but that can be very hard. I am trying to write a CSS style sheet for toy PyQt5 application. Provide dark/light theme QPalette. class Window(QtWidgets. It provides a custom frameless window and a dark theme. "background-color : lightgreen;" Jan 28, 2019 · First (change only one widget): Rightclick of the Widget, click "Change Stylesheet" and the Stylesheet window open, when you cange something inside the window you the widget will changed too. QSS 淋吨 Qt Style Sheets（Qt灾伐叮），险速侍鱼Qt立恭释惦，绸猖盼CSS，宛噪遵CSS亭悉，懒嘴吠析幼疼桩范。. There are two ways to inject the stylesheet into the project, either by resource files or by external reading. In the current version 3, qdarkstyle is now working as a theme framework, currently for dark/light themes, keeping styled widgets identical throughout theme colors. After expoting in . We can add more style properties by separating them with a semicolon. # Form implementation generated from reading ui file 'app. com Aug 11, 2020 · QLabel stylesheet QPushButton. The left and right corners are styled using the ::left-corner and ::right-corner respectively. QCombobox – create a combobox. Since 5. Extend. images/: put all your images and icons here before converting to Python (resources_re. 0%. app. TreeWidgetItem. color: #b1b1b1; Star. You can set Feb 21, 2022 · first, a QLineEdit that has a stylesheet (assume not accessible or changeable) that sets the color of the text to some color (e. Sync with OS's theme and accent (Mac, Windows, Linux) Resolve the style differences between Qt versions. DARK_VS) # stylesheet = load_stylesheet(qtvsc. Theme. Feb 8, 2019 · Then I tried applying the exact same stylesheet directly on the QScrollArea instance, with no success. If I run the following self-contained demonstration code: #include <QApplication>. StandardPixmap. qss files defining the style for the UI elements in your application. For example I run this line: self. Qt Style Sheets¶ qtmodern. lnchTab. The only exceptions are class names, object names, and Qt property names, which are case sensitive. _qabstractscrollarea-widget: Supports the box model . setVerticalScrollBar(verticalScrollBar) But the Apr 20, 2010 · Is it possible to set and change the icon on a QPushButton using stylesheets? I need this for a Windows-based white-label Qt4. MacOS Theme!: Reduced code, image integration through URL resources. argv) Finally, we enter the mainloop of the application. After creating the application with QApplication ( []), you can can set the Qt style with the function setStyle (style). Laying out widgets properly will make your GUI applications look polished and professional. This is my code: A flat dark theme for PySide and PyQt. An arbitrary widget's effective style sheet is obtained by merging the style sheets set on the widget's ancestors (parent, grandparent, etc. 46. Follow Alan at https://www. By default the "light" theme is loaded. class RuntimeStylesheets(QMainWindow, QtStyleTools): def __init__(self): super(). setStyle ('Fusion'). Download Darkeum. add_menu_theme(self. setStyleSheet() for each button? Could there possibly be a way to Oct 2, 2016 · python myapp. QTreeWidgetItem() self. Jun 1, 2017 · 1. You can prevent overwriting stylesheets properties by setting the constant values to the parent (permitting that the parent's style isn't being changed dynamically as well). QCheckbox – create a checkbox. Apr 26, 2021 · I'm new to Qt and PyQt and wonder how to style the cells of a QTableWidget. The palette has been redefined and improved (UI/UX) to accept more colors and to be able to implement new themes thanks to the Spyder team collaboration. The theme. It can be set with the help of setStyleSheet method. setStyleSheet('QWidget { background-color: #1d1d1d ; color: #f8f8f8}') And I change ALL of the elements beneath self. - anjalp/Minimalistic-Flat-Modern-GUI-Template Jan 9, 2021 · The dark theme is applied but no red colored items are shown, and I don't get any errors. Your application will look different on a Windows 10 machine as opposed to a Linux machine. setStyleSheet("background-color: red") This code sets the background color of the label to red. PyQt stylesheet. Qt Docs link doesn't work anymore and first one doesn't seems to provide a useful answer. #include <QtGui>. Qt Docs for a more thorough explanation. py' in the 'themes' folder. # Demonstrates an overall visual theme change. PyQt works with default OS-based themes. main = QUiLoader(). qss. It is not possible to reverse this operation. Users on the target system can set the style for all Qt4 applications by using the qtconfig tool. The purpose is to highlight the currently selected action when navigating through the menu again. Jun 29, 2010 · Applying style sheets in pyqt. str: Hex color strings or color names, such as #0065d5 or red. 1. The syntax highlighting works properly if you keep it named a CSS file. 知乎专栏提供一个平台，让用户可以随心所欲地进行写作和自由表达。 You can compile it manually using the command: pyside6-uic main. I assigned a StyleSheet for a QGroupBox when its activated . __init__() self. How to Style. Aug 15, 2013 · Just call the styleSheet() method. label. A light-on-dark color scheme —also called black mode, dark mode, dark theme, night mode, or lights-out — is a color scheme that uses light-colored text, icons, and graphical user interface elements on a dark background. Qt. conf file to manually tune the color palette for the Qt5 apps, and don't Jul 7, 2022 · First qt-material video link:https://youtu. Use simple format like this: 2. qrc containing style. QAbstractScrollArea . Syntax : list_widget. Modified 14 years ago. py -stylesheet style. 4-1 on Arch Linux). #include <QPushButton>. qrc -o resources_rc. QtGui as qtg. #include <QMainWindow>. argv) args[1:1] = ['-stylesheet', 'style. The app argument is the QApplication object that represents the application. By default, the subcontrols have positions of a QTabWidget in the QWindowsStyle. Note. tableWidget. So on Ubuntu you'll get Orange colors, and blue on Windows So basically all you have to do is to use a tool or the QtProject. py. If the target platform has no defined style for Qt4 (or it defines a non-existent style), Qt will default to using the Windows style. Qt also only supports a limited set of CSS commands, to keep things easy. Sep 2, 2011 · Appreciate jecjackal for it! As it is said in the Qt's stylesheets reference, applying CSS styles to custom widgets inherited from QWidget requires reimplementing paintEvent () in that way: void CustomWidget::paintEvent (QPaintEvent *) { QStyleOption opt; opt. Mar 15, 2017 · 1. setFont(QtGui. Another better solution is to use the QSS Property Selector and choose the color by modifying a property: Nov 22, 2021 · stylesheets are not my favorite language) X::indicator (width, height, background-color, border-radius, border-style, border-width, and border-color to fix the general radio/checkbox area) X::indicator:checked (I had to set up background-color with a qradialgradient for my scheme, but generally a solid color should work) Material inspired stylesheet for PySide2, PySide6, PyQt5 and PyQt6 - UN-GCPDS/qt-material must be inherited along to QMainWindow for change themes in runtime I have made a qss file of pyqt stylsheet and how am I supposed to call the file content and feed to self. This function sets the theme of Matplotlib plots to a dark theme. php?title=Gallery_of_Qt_CSS_Based_Styles&oldid=31241" The ManjaroMix Theme!: Includes a radial gradient for Checkboxes, and minimalist arrows for scrollbars. Jun 4, 2020 · Using PyQt, is there any way to change the stylesheet for every instance of a widget without having to manually change each widget's stylesheet. py . See full list on github. Dec 22, 2020 · While it might seem that the concepts of "standard" css can be applied to Qt StyleSheets (QSS), that is only true for the basic aspects of syntax and inheritance: QSS only implements some of the CSS 2. io/index. main( int argc, char *argv[] ) {. app = QApplication (sys. Each style is only available on the respective platform, and provides native look and Nov 14, 2022 · My strategy was quite simple : my icons are managed via the resources. Sep 4, 2019 · 3. How can I change the color to while. Jun 11, 2016 · Stylesheet's work with every QtGui widget and are more easier to use overall. QtWidgets import QApplication, QMainWindow, QPushButton import qdarktheme app = QApplication(sys. com/pyqt6-themes-using-css-stylesheets If you setup theme with qdarktheme. Jun 6, 2022 · To associate your repository with the pyqt5-stylesheets topic, visit your repo's landing page and select "manage topics. Download Integrid. Three lines of code (in bold) altogether. There must be a simple way to dynamicly change colors based on properties of gui elements. Override Qt old standard icons. setCentralWidget (push_button) stylesheet = qtvsc. qrc file under the prefixes "+theme_light" or "+theme_dark". In qss file use variable names: background-color: @myColor; min-width: @myWidth; 3. 1 specification, and does not allow layout management (except for borders, margins and padding within the specific widget), which is exclusive responsibility of Qt. One Dark Pro is one of the most used themes for VS Code. Qt Widget Gallery. Feb 9, 2023 · Style sheet is the properties which are used to make the appearance better i. setStyleSheet("QLabel{ color: white}") But looks like its not working as its still the same black color. A new update to the Custom Widgets module lets you create multiple custom themes for your app. load_stylesheet_pyqt6 () Jul 4, 2023 · Website Link: https://coderslegacy. setup_theme, qdarktheme override QStyle. This also entails using the Qt IO classes, since those are the only things that can understand resource paths. Supports the :default, :flat, :checked pseudo states. So I'm making an application using pyqt5 and what I'm trying to do is make a qpushbutton of a custom style sheet that changes color when your mouse hovers over it. Open both files and for each variable in definition file change its occurrence in qss file with the value (string) from the definition file. Example: from PyQt5 import QtWidgets, QtCore. There is some custom dark themes: And light: Mar 6, 2023 · Default PyQt Themes. Create a text file with definitions of variables. First of all, download or copy and paste the theme file from the repository. load_stylesheet_pyside6 # PyQt6 dark_stylesheet = qdarkstyle. mo qe tf ct tj ng nb de lh qt