signals-slots

相关标签：javascript jquery android 多少钱 iPhone

PyQt_PyObject equivalent when using new-style signals/slots?

So I have a need to pass around a numpy array in my PyQt Application. I first tried using the new-style signals/slots, defining my signal with:[详细]

2023-01-16 18:46 分类：问答
Debug Qt signals, slots and connections

Is there a way to see which signals are fired, and if there is a slot connected to them?Ideally, we\'d like to see all signals, not just those of a particular class or method; e.g. QSignalSpy only all[详细]

2023-01-16 16:31 分类：问答
No such signal in QT4

I have a signal and a slot that should fit together quite nicely. class MemberVisitor: public QObject {[详细]

2023-01-14 08:26 分类：问答
Prevent Firing Signals in Qt

We have a QCheckBox object, when user checks it or removes check we want t开发者_StackOverflowo call a function so we connect our function to stateChanged( int state ) signal. On the other hand, accor[详细]

2023-01-13 09:04 分类：问答
Clean up QThread after calling quit()

I have a problem. If I call Abort(), run function will return without complexMath instance have enough time to do clean up.[详细]

2023-01-12 04:58 分类：问答
Qt signals inheritance?

EDIT: I provided an answer but I\'d be happy to accept another one that provides an explanation. I subclassed QPushButton to add some functionality, but after connection the clicked signal to a slot,[详细]

2023-01-09 12:17 分类：问答
PyQt4 Custom dialog not showing

i\'m working with PyQt4 to make a simple Python GUI app. The situation is the following: i have an QMainWindow displaying a central widget and a QDockWidget containing this custom Widget:[详细]

2023-01-09 10:30 分类：问答
Qt4 slots and signals: Qt4 has trouble finding the signal

I am trying to get the statusbar to update with the FPS of the contents of a QGLWidget. I have connected them as follows (In class MainWin):[详细]

2023-01-08 00:36 分类：问答
qt signals/slots in a plugin

I have an app with such structure: all the datatypes (class INode) are stored in plugins (DLLs). Some of the datatypes can be drawn (if they\'re IDrawable).[详细]

2023-01-07 04:41 分类：问答
why append Slot doesn't work?

I have got a problem when I try to make following simple connections QSpinBox开发者_如何学编程 *spinBox = new QSpinBox;[详细]

2023-01-05 13:11 分类：问答