Qt QGraphicsView application: point scaling
Scaling the canvas at the cursor position is understood to mean that the coordinates on the canvas that the cursor corresponds to continue to correspond...
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Category: qt
QGraphicSitem type conversion
December 14, 2023
by Sean Smith
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When using the Graphics View Framework, it is necessary to cast the QGraphicSitem object. My experience is particularly classic scene is in QGraphicsView: : mousePressEvent...
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Qt+OSG 3D point cloud engine (support origin, zoom, single axis or combination of multi-axis drag and drag rotation, support to import point cloud files)
December 14, 2023
by Michelle Miller
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This article blog address: [link] long-term continue to bring more projects and technology to share, consult please add QQ:21497936, WeChat: yangsir198808 red man (red imitator)...
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Qt draw PE_FrameFocusRect
December 14, 2023
by Mr. Robert Padilla
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To draw the checkbox for QListWidgetItem, use QStyle:: DrawPrimitive and QStyle:: Pe_FramefocusRect. And you need to create a QStyLeoptionFocusRect object that contains a member variable...
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PyQT5 sets button rounded corners
December 14, 2023
by Leigh Smith
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1. It can be set directly in the Qt Designer. See article: is realized in Qt designer button rounded set 2. Through the code in...
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Project practical: Qt 9 grid picture resource browser (support Window, Linux, compatible with various domestic systems, support subfolders, multiple selection, full selection, picture preview, etc.)
December 14, 2023
by Amy Broughan
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This article blog address: [link] long-term continue to bring more projects and technology to share, consult please add QQ:21497936, WeChat: yangsir198808 red man (red imitator)...
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PyQT5 is embedded in the progress bar of the status bar of the main screen
December 14, 2023
by Ryan Hodson
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The progress bar that you put in the status bar. I wanted to put it in the main interface, but I did not find the...
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Delta PLC set the host communication parameter to RTU and successfully communicated
December 14, 2023
by Megan Hernandez
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This article blog address: [link] long-term continue to bring more projects and technology to share, consult please add QQ:21497936, WeChat: yangsir198808 red man (red imitator)...
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