slot is a method callback used to handle a signal in some gui frameworks like QT
slot is a method callback used to handle a signal in some gui frameworks like QT - see for instance: http://doc.qt.io/qt-4.8/signalsandslots.html
Questions tagged [slot]
445 questions
6
votes
1 answer
Signal to Slot in QT Creator, where is connect() function?
In QT Creator, design mode, I right-click on a widget and select "Go to slot" and it creates a slot function for one of the widget's signals.
I would have thought that this would have generated a connect() function to create this connection,…
Eugene Barnett
- 69
- 3
6
votes
3 answers
Initializing slots based on other slot values in Common Lisp Object System class definitions
In my class definition, I want to initialize one slot based on the value of another slot. Here is the sort of thing I would like to do:
(defclass my-class ()
((slot-1 :accessor my-class-slot-1 :initarg slot-1)
(slot-2 :accessor my-class-slot-2…
Paul Reiners
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6
votes
2 answers
How can I make slot to be filled with multiple same-type objects in R?
Let's say I want to define two classes classes, Sentence and Word. Each word object has a character string and a part of speech (pos). Each sentence contains some number of words and has an additional slot for data.
The Word class is straightforward…
Will Beason
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5
votes
4 answers
How get ref from slot in vue 3?
i need to to focus ref with name test1 a set some value which is placed in compontend slot (from outside). Is it possible to do it somehow? I tried to get from $refs or $slots, but failed.
App.vue
…
Mr. RJ
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5
votes
1 answer
jquery slot machine effect without using gif file for animation
i was wondering if its possible to make slot animation effect with separated png files, any file will be symbols and after specific time cycle finishes for example after 2 seconds of spinning ? some guy has made a slot machine with jquery allready…
zxvf
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5
votes
0 answers
what is the difference between method wrapper and slot wrapper?
1) True.__init__ gives
``
2) int.__init__ gives
``
what is the difference?
apostofes
- 2,959
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5
votes
0 answers
Passing props to dynamic slot component from element yielding of v-for on VueJS
I'm trying to make some reusable template of slot element of VueJS, but it doesn't work well.
The problem I'm facing looks like this. I made 3 Vue files to construct some template.
Guide.vue which will be unit of for loop.
ListView.vue…
demyank
- 81
- 6
5
votes
1 answer
How to pass a value with a clicked signal from a Qt PushButton?
I have n buttons initially all labeled '0'.
These labels, or values, will change to different integers when the program runs, for example at some point I may have: '7', '0', '2', ...
I have a function (or slot) that takes an int as argument:
void…
Julien
- 13,986
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5
votes
2 answers
Qt QNetworkAccessManager does not emit signals
The function CheckSite() is called with an url like http://example.com, it initializes a QNetworkAccessManager object and connect() slots and signals.
The manger->get() call seems work (it generates http traffic) but does not call the slot…
Emilio
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5
votes
3 answers
c++ QPushButton signal and slot
I have a problem creating a QPushButton and linking its signal to my slots. First, I created a class with the slot:
class A : public QWidget{
public slots:
void handleButton();
};
There is my handleButton function in the .cpp
void…
Aurimas_12
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5
votes
1 answer
Connecting a signal from QML to Qt 5.1
I would like to connect a qml signal to a qt slot with qt 5.1. I can't use DeclarativeView in this Version of qt.
My qml element is a simple rectangle and on the onClicked event starts the signal.
Rectangle{
id:test
width: 200
height:…
Claudia_letsdev
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5
votes
1 answer
Qt signal slot connection - QNetworkAccessManager
Im new in Qt and im trying to understand the following signal-slot connection:
m_networkManager = new QNetworkAccessManager(this);
QNetworkReply *reply = m_networkManager->get(request);
connect(reply, SIGNAL(finished()),this,…
Daggit
- 53
- 3
5
votes
3 answers
Temporarily block signals between two QObjects
I would like to generically and temporarily block the signals between two QObjects without modifying the other signals/slots behavior, and without knowing their contexts.
Something like QObject::blockSignals(bool), but only acting between two…
FabienRohrer
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5
votes
1 answer
C++ Qt - When a slot is called, is the function called a new thread?
I would like to know if the function do_something() is treated as a new thread, when I click on my_button.
connect(my_button, SIGNAL(clicked), this, SLOT(do_something));
Béatrice Moissinac
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4
votes
3 answers
RPM+Yum: install two packages with the same name and different versions simultaneously
For moderators: this question is about development of RPM based installer.
I'm developing packaging system for our software. We've designed our update management so that when we want to move to the new major version, we change RPM package to install…
Dmitry Kuzmenko
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