2016年6月28日 · QFrame is most often used as a container, i.e. other widgets are add as its children and then layouted within its boundaries. It can be used as just a visual item, e.g. as a separator line. As for your screenshot: if you look at the object tree you will see that both container widgets (the main form itself and the frame) have the "missing ...

2020年1月8日 · I have a QFrame that I want to change the background color. I do so using the following: my_qframe->setStyleSheet("background-color:yellow;"); Which works -- to a point I have several buttons in that frame. I do not want their colors changed, but they do change.

2007年2月12日 · Originally I had the QFrame::frameShape set to QFrame::NoFrame and the QFrame::frameShadow set to QFrame::Plain. When I changed it back to QFrame::StyledPanel I also had to change the QFrame::frameShadow to QFrame::Raised in order for the background image to show up properly. Thanks!

2010年1月19日 · A QFrame is a widget with a frame. A QLabel is a widget with a frame that can display text. A QGroupBox is a widget with a frame that can display a title and a QCheckBox above it. I think you usually use QFrame as a basis for subclassing if you want your widget to have a frame around it.

2012年5月11日 · The main application of my project defines a QFrame item in a stylesheet like this: QFrame { padding: 0px; margin: 0px; border-style:none; } I want to overwrite this for a particular class so a line will show up, I tried using:

2017年1月28日 · adding QFrame around several widgets If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.

2010年6月10日 · Reason not to use QPushButton::flat ist that QPushButton is atomic widget, not everything goes inside of it, and QFrame is just a frame, so basically surrounding the all widgets inside of it. Just reimplement mousePressedEvent(QMouseEvent *me), mouseReleseEvent(QMouseEvent *me), and do like:

2018年2月5日 · Re: qframe.h no such file or directory The paths to those subdirectories are usually added to the include path by your Makefile - at least, when it was created by qmake. Uwe

2013年4月1日 · Re: QFrame doesn't resize as it should is it possible to make it resized to fit its container? This is default behaviour, and works as long as the container widget has a layout set on it, and and the QFrame is manged by the layout

2012年6月10日 · Hi, I am trying to draw a Main circle in a QFrame, Inside that main circle, I have two small eclipses those two will be touching each other at the center of the main circle.