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Questions - qwidget

How to have a Vispy.app.Canvas running directly in Vispy.app AND as a QWidget inside a QMainWindow

I would like to know how I can make the self.show() instruction at the end of my Vispy.app.Canvas init() dependant on the fact the canvas is basically run in a Vispy app or as a QWidget in a QMainWind...
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GregVDS

python-3.x

canvas

qwidget

qmainwindow

vispy

Votes: 0

Answers: 1

Latest Answer

You don't need to have the self.show() in the __init__ method of the class. You could call it from the module that is using it, after the Canvas is created: canvas = Canvas(...) canvas.show() That wa...
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djhoese

PyQt5: How to Get Dimensions of Displayed Widgets

I have PyQt5 QLabels that expand/contract as the QMainWindow size changes. I want to get the dimensions of the QLabels when the QMainWindow is sized to anything other that its initial dimensions. The...
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slalomchip

pyqt5

pyside2

qwidget

dimensions

qlabel

Votes: 0

Answers: 2

Latest Answer

When widgets are created but not yet mapped ("shown") on the screen, they always have a default size: 100x30 for all widgets that have a parent explicitly set (either by adding the parent a...
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musicamante

Why QWidget::Mask based on QPixmap works fine, but Bitmap doesn't

Target: make my widget rounded, using QWidget::setMask At first, I want to make a mask using QRegion, but later I found that, make a rounded Rect based on region is a not simple way. So I decided to u...
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user10609288

c++

qt

qt5

qwidget

Votes: 0

Answers: 1

Latest Answer

As the comment by G.M. explains, the bitmap needs to be cleared first. Also, a widget mask is not really the best choice here. A widget mask is intended for defining the areas where your widget will t...
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aavit

Qt ignore click when dismissing popup on Windows

I have an issue with Qt where the behavior on Windows is different than Mac or Linux. I discovered the issue on PySide2 but was able to reproduce it in a minimal C++ application as well (see below). W...
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Herr von Wurst

c++

qt

qwidget

Votes: 0

Answers: 2

Latest Answer

QWidget is just a widget, if you want it to "hold" focus, then use QDialog instead. Also it changes the "logic" if u use it as QDialog.show or QDialog.exec. Can you try with QDialo...
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Dariusz

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