If you are looking for information about Qt related issue — register and post your question. Re: QLabel::clicked And how to check which label has been clicked if have many???? QtCore import Qt from It is for use by humans as a documentation aid prefix only, the compiler and moc ignore it. These breakpoints are not hit, however, hence the issue. Qt QLabel click event Ask Question. In this example, you could look in the build folder for a file called main. Electrons and light flow throughout the universe.
Either style another type of QWidget such as a specific QPushButton to look like a QLabel and use its clicked() signal or inherit QLabel yourself. A "clicked" signal may sometimes be required from a label, but there is no is a code snippet for a custom QLabel which can emit a signal: 'clicked'. void clicked(); protected: void mousePressEvent(QMouseEvent* event); }. If you need one then you need to reimplement its mousePressEvent or mouseReleaseEvent functions and then from it emit your custom signal.
Label(QWidget *parent = 0, Qt::WindowFlags f=0); Label(const QString &text, QWidget *parent=0, Qt::WindowFlags f=0).
And how is it possible for the Widget to catch the clicked signal from the label??? Congratulations to our 29 oldest beta sites - They're now no longer beta!
You signed in with another tab or window. Sign up or log in Sign up using Google. And one question please: why need emit signal, when we can connect using Qt::connect?
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|I'm having the same problem with my project and this works just fine for me.
How can I do that. Thread: QLabel::clicked.
Video: Qlabel mouse click event Qt C++ 09 QCustomPlot Add Point with Mouse Click
This link will explain you signal and slot : doc. What does emit keyword and when to use it?
Header class ourLabel: public QLabel void ourLabel::mousePressEvent (QMouseEvent * event).
Sign in to comment. I want a "QLabel::clicked " signal for my label, ie, i want to call a function when i click on a lable.
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It is for use by humans as a documentation aid prefix only, the compiler and moc ignore it. Samurai Jack Samurai Jack 1, 5 5 silver badges 16 16 bronze badges. Mark Bertenshaw 5, 2 2 gold badges 23 23 silver badges 36 36 bronze badges. Hot Network Questions.
I can also verify that the mousePressEvent was sent.
DefaultContextMenu self. There's otherwise nothing special or magical to a signal. The signals are simply methods whose implementation is generated for you by moc - that's why we have to include "main. Bookmarks Bookmarks Digg del.
Qlabel mouse click event
|The signals are simply methods whose implementation is generated for you by moc - that's why we have to include "main.
Not sure why Qt is not triggering the contextMenuEventI couldn't find anything in the docs about some special treatment happening here. Also I have read that QLabel has not clicked signal. And how is it possible for the Widget to catch the clicked signal from the label??? Thread Tools Show Printable Version.