Регулярно приходится писать и ревьюить код, где используется PySide2-6.
Заметил, что в подавляющем большинстве случаев настройка создаваемых базовых виджетов происходит через методы. Думаю, всем знаком такой способ.
Простой пример с кнопкой:
button = QPushButton("Click Me")
button.setMinimumWidth(300)
button.setFlat(True)
button.setStyleSheet("font-size: 20pt")
button.setToolTip("Super Button")
button.clicked.connect(lambda: print("Button clicked"))
Но есть и альтернативный способ - настройка через свойства. Это просто ключевые аргументы конструктора класса. Хоть они и не указаны в документации как аргументы, но они есть)
Этот код делает тоже самое но с помощью Property
button = QPushButton(
"Click Me",
minimumWidth=300,
flat=True,
styleSheet="font-size: 20pt",
toolTip="Super Button",
clicked=lambda: print("Button clicked"),
)
Где это может быть полезно
▫️ Это выглядит более аккуратно и коротко, уже повод использовать
▫️ Может использоваться в заполнении лейаута, когда нам не нужно никакое другое взаимодействие с виджетом и поэтому сохранять его в переменную не требуется. Например, лейбл или кнопка.
widget = QWidget(minimumWidth=400)
layout = QHBoxLayout(widget)
layout.addWidget(QLabel("Button >", alignment=Qt.AlignRight))
layout.addWidget(QPushButton("Click Me", clicked=lambda: print("Button clicked")))
widget.show()
Либо так
widget = QWidget(minimumWidth=400)
layout = QHBoxLayout(widget)
for wd in (
QLabel("Button >", alignment=Qt.AlignRight),
QPushButton("Click Me", clicked=lambda: ...)
):
layout.addWidget(wd)
widget.show()
▫️ Можно хранить настройки в каком-то конфиге или генерировать на лету, после чего передавать как kwargs.
kwargs = {"text": "Hello " * 30, "wordWrap": True}
my_label = QLabel(**kwargs)
Как получить полный список доступных свойств?
Эта функция распечатает в терминал все свойства виджета и их текущие значения
def print_widget_properties(widget):
meta_object = widget.metaObject()
for i in range(meta_object.propertyCount()):
property_ = meta_object.property(i)
property_name = property_.name()
property_value = property_.read(widget)
print(f"{property_name}: {property_value}")
#tricks#qt
Embrace the excitement of GST-Free winnings with #Vision11 – because some thrills are tax-free! 🏆💰
Join Vision11 Now!!!
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Maidan me Jeet ki baazi hogi aapke naam!🤩
Be the star of Vision's field and get amazing winning amounts!⭐️
Abhi join kijiye #Vision11 aur apna game dikhana shuru kijiye!💪
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
#Vision11's stage - Where dreams meet dedication.🏆
Win the best and steal the spotlight!🔦
Join Vision11 Now!!!✨
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Kabaddi ke thrill ke saath #Vision11 ke special rewards! 💪+💰
Khel ka asli maza to yahan hai!🤩
Watch amazing gameplay of UP Yoddhas and join Vision11 to get amazing wins!📱💰
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
What about making us your winning partner❓
Oh, you already have? Great!🤩😀
Now enjoy great Mega GL contests with #Vision11 and enjoy the thrill of wins!💰✨
Join Vision11 Now!
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Damdaar game and dhamakedaar wins! Dono hi aapka hai!🤩
Enjoy the power-packed Kabaddi action of the team Puneri Paltan !💰🤼
What are you waiting for?
Join #Vision11 now!✨📱
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
UP Yoddhas, badal dega game ka scene! 🌟
Jeet ki ghadi hai yahaan, jahan Yoddhas dikhaayenge apna alag level ka khel!🤼
Let's get ready for power-packed performance!💪
Join #Vision11 NOW!!!
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Stay committed to your New Year's resolutions!😇
Enjoy easy wins with #Vision11's H2H fantasy and break your own record.💪
Your winning journey starts now!💰
Join Vision11 Now!🏆
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Khabar suni hai? 📰
#Vision11 pe entry fee ab hai aur bhi kam!📢
We have reduced the entry fee to 39/- only.🤩
Now enjoy multiple gaming events and big wins at a very low price.💰
Sign up now!✨
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
We can enhance your winning chances🤩💰
Maximize your wins with:
Low Entry Fee🤩
H2H Fantasy✨
GST-free Winning💰
Join #Vision11 Now!📱
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814
Players! Sit tight!🤩
The India vs Afghanistan T20 series is about to start!🏏
Choose your best players, predict the thrill of the matches...🏆
And enjoy amazing wins on #Vision11! 💰
Download Vision11 Now
For Android-->https://app.vision11.in/Vision11.apk
For iOS-->https://apps.apple.com/in/app/vision11/id1595581814