signals-slots

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Argument type for Qt signal and slot, does const reference qualifiers matters?

For signal and slot of below type signals: void textChanged(const QString &); public slots: void setText(const QString & text)[详细]

2022-12-14 22:53 分类：问答
Qt tells me that my SLOT doesnt exist, but with a make clean, make it doesnt complain anymore

when i download a fresh copy from our SVN, make then run my program, Qt tells me that one of my SLOTS doesn\'t work but with a handy-dandy make clean then make, it seems to solve the problem. i contin[详细]

2022-12-14 00:24 分类：问答
Is it possible to see definition of Q_SIGNALS, Q_SLOT, SLOT(), SIGNAL() macros? (Qt)

Is it possi开发者_如何学Pythonble to see definition of Q_SIGNALS, Q_SLOT, SLOT(), SIGNAL() macros in Qt framework?[详细]

2022-12-12 23:31 分类：问答
Trying to get signals to work in my QT. I need some advice and help

So I have in my main function: string s = \"\\nWelcome to Rawr\\n\"; const QString output(s); **emit output(output);<<<<<<<<<<<<<<<<<<&l开发者_开[详细]

2022-12-12 14:55 分类：问答
Qt library event loop problems

I\'m writing a DLL that is used as a plugin by another application and would like to leverage Qt\'s abilities.[详细]

2022-12-12 02:27 分类：问答
How do I find out if a goroutine is done, without blocking?

All the examples I\'ve seen so far involve blocking to get the result (via the <-chan operator). My current approach involves passing a pointer to a struct:[详细]

2022-12-11 04:17 分类：问答
Is it possible to have a QWidget as a child to a QObject?

My main application object is a QObject, that juggles a QSystemTrayIcon, a QDialog, a QWindow and a few other components. The app mostly sits in the tray, with some options dialogs etc etc.[详细]

2022-12-09 07:26 分类：问答