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No Such Slot Error

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c++ qt signals qt5 share|improve this question edited Mar 23 at 15:47 Angie Quijano 1,3882718 asked Nov 10 '13 at 6:13 Charlemagne 5482512 2 Notice that the error says QObject::finishedSlot. You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. The connections are built at runtime and the OP is using QObject::connect, which is robust to those minor signature differences. –cgmb May 18 '12 at 22:53 1 const T& and http://doc.qt.io/qt-5/qobject.html#Q_OBJECT http://doc.qt.io/qt-5/metaobjects.html share|improve this answer answered Jul 22 '15 at 11:47 Antwane 2,6241932 add a comment| Not the answer you're looking for? Check This Out

Showing results for  Search instead for  Do you mean  All New Topics | All New Posts Device Support Forums PRIV™ PRIV™ BlackBerry® 10 Devices BlackBerry® Leap BlackBerry® Classic BlackBerry® Passport BlackBerry® According to the Qt signals and slots documentation, a SIGNAL must NOT have fewer arguments than the signature passed to SLOT, otherwise a runtime error will occur. asked 2 years ago viewed 11290 times active 2 months ago Related 52How delete and deleteLater works with regards to signals and slots in Qt?1pthread 2 signals and slots wrapper mit How I can solve this? http://stackoverflow.com/questions/19886878/qt5-connect-no-such-slot-error

Object::connect: No Such Slot

Mysterious cord running from wall. Yellowcot: A free, lightweight, open-source, cross-platform, Qt-based multimedia flash card simulator. i.e., I'm trying this and it doesn't seem to be working...QObject::connect(item1, SIGNAL(clicked()), EmailComposer, SLOT(sendemail("hi", 5, "bye")));replace EmailComposer with the instance of the class like you did in the original code and Also check whether visual studio has write permission on the bin out directories. –ScarCode Jul 23 '15 at 12:00 add a comment| up vote 0 down vote You need connect(acnInt, SIGNAL(callback_comp_connected(QUuid)),

  1. EmailComposer *composerInstance = new EmailComposer; //declare variables int i; //create qt widgets and signal mapper QWidget *window = new QWidget; QSignalMapper *signalMapper = new QSignalMapper(window); QLabel *item1 = new QLabel("Status: ready...");
  2. I understand the problem when it raises error.
  3. Basically, I have menu with a settings option, that when clicked, opens a settings window which needs to grab a double from the user and update a var in the main
  4. If I try to connect the testSendQuuid(QUuid) signal to the slot, I get no such signal and no such slot as well.
  5. Report Inappropriate Content Message 2 of 8 (3,001 Views) Reply 0 Likes Shwarup Developer Posts: 93 Registered: ‎08-18-2011 My Device: 9550 My Carrier: At&T Re: Object::connect: No such slot error Options
  6. Do I need to do this?
  7. Offline #23 2009-05-24 21:22:56 tony5429 Member Registered: 2006-03-28 Posts: 910 Website Re: [SOLVED] Simple QT Question: Connecting Widgets to Slots Sorry; I spoke too fast.
  8. you aren't that clear.
  9. the problem is that your connect() call does not connect to the MainWindow instance that contains the slot.
  10. It's literally that simple.

Every class that implements its own slots/signals needs that macro. This post has been edited 1 times, last edit by "Demoncleaner" (Sep 20th 2004, 10:41am) Go to the top of the page Skip user information ZX_SA Trainee Posts: 90 Location: Stellenbosch, I also had to clean/qmake/rebuild after adding that. –Charlemagne Nov 10 '13 at 21:51 @Charlemagne: Merely re-running quake on the project would have sufficed, I think. Object Connect No Such Slot Qwidget share|improve this answer edited May 15 '15 at 17:15 Tony 1,8881328 answered May 15 '15 at 15:52 Cool Guy CG 31417 add a comment| Your Answer draft saved draft discarded

Welcome to the official BlackBerry Support Community Forums. Connect No Such Slot Mainwindow Qt Centre is a community site devoted to programming in C++ using the Qt framework. bio120 last edited by Hi all. http://stackoverflow.com/questions/10656510/qt-connect-no-such-slot-when-slot-definitely-does-exist Qt Centre is a community site devoted to programming in C++ using the Qt framework.

You have not done that for QPushButton, but you have added a slot to the base QMainWindow in exactly the same way. Qt Error Undefined Reference To Vtable For Not the answer you're looking for? Etymologically, why do "ser" and "estar" exist? What is the possible impact of dirtyc0w a.k.a. "dirty cow" bug?

Connect No Such Slot Mainwindow

So your problem must be build related. https://forum.qt.io/topic/23597/solved-no-such-slot-error and I don't know how to fix it But now, I want to know how do I add new slots to pushbutton. Object::connect: No Such Slot Resistance is futile. Q_object Undefined Reference To Vtable Consider this solved. –user850275 Jul 18 '11 at 19:08 add a comment| up vote 6 down vote For me, adding a public Q_SLOTS: above my slot function was what I was

EmailComposer *composerInstance = new EmailComposer; //declare variables int i; //create qt widgets and signal mapper QWidget *window = new QWidget; QSignalMapper *signalMapper = new QSignalMapper(window); QLabel *item1 = new QLabel("Status: ready..."); Qt Documentation Search (Google Chrome): forum.qt.io/topic/35616/ Reply Quote 0 Loading More Posts 8 Posts 6856 Views Reply Reply as topic Log in to reply 1 / 1 Welcome! I have a problem, that I can't solve. Offline Pages: 1 2 Next Index »Newbie Corner »[SOLVED] Simple QT Question: Connecting Widgets to Slots Board footer Jump to Newbie Corner Installation Kernel & Hardware Applications & Desktop Environments Laptop Qobject::connect: No Such Slot

Thanks in advance! In this situation you can do this: - connect(network_manager, &QNetworkAccessManager::finished, this, &Class1::finishedSlot); What's great about this syntax is that you just specify the address of the function and don't bother about Actually, I figured it out. http://themedemo.net/no-such/no-such-slot-qt-error.html The new slot is available to all instances of that derived class.

SettingsWindow.h class SettingsWindow : public QWidget { Q_OBJECT public: SettingsWindow(QWidget *parent = 0); signals: void ValChanged(double newVal); public slots: void Accept(); private: QLineEdit *le1; }; The settings window has an accept Q_object Macro Is there a certain comedian this South Park episode is referencing? You'll have to link both of them in your application.

By QPlace in forum Qt Programming Replies: 1 Last Post: 4th August 2007, 09:24 Bookmarks Bookmarks Digg del.icio.us StumbleUpon Google Posting Permissions You may not post new threads You may not

It is not clear to me what exactly you did. –Zaibis Jul 22 '15 at 11:12 add a comment| up vote 0 down vote I was incorrectly trying to pass a It should all be defined. –user850275 Jul 18 '11 at 16:56 A couple questions for clarification.. If you have any problems with the registration process or your account login, please contact us. + Reply to Thread Results 1 to 5 of 5 Thread: error No such slot Qt Slot Or you are using some other moc_window.cpp file.

How is the "Accept" slot called? –Arnold Spence Jul 18 '11 at 17:41 Object::connect: No such slot MainWindow::SetVal(double x) –user850275 Jul 18 '11 at 18:48 1 @user850275: Either Codegolf the permanent What is the correct plural of "Training"? という used right before comma: What does this mean, and how is it grammatically possible? Offline #20 2009-05-21 07:13:42 sirius Member From: Norway Registered: 2008-12-25 Posts: 67 Re: [SOLVED] Simple QT Question: Connecting Widgets to Slots In emailcomposer.h you'll have to add this#include and add std:: Where are sudo's insults stored?

The error message is "QObject::connect: No such slot QObject::finishedSlot(QNetworkReply *)" Any idea? How I can put in it the constructor? Over 90 percent of questions asked here gets answered. Yellowcot: A free, lightweight, open-source, cross-platform, Qt-based multimedia flash card simulator.

I created a minimal project with QtCreator 2.4.1 using Qt 4.7.4 on Windows. Qt is among the best documented libraries you will find and rich with examples and demos. By mekos in forum Qt Programming Replies: 12 Last Post: 18th September 2008, 15:04 Problem When Creating my own Slot By Fatla in forum Qt Programming Replies: 12 Last Post: 6th share|improve this answer answered Oct 12 at 7:38 FONQRI 1 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up

Amara builder download flash full menuDownload bejeweled for freeCool edit full downloadBusiness plan pro full warez downloadFree full download of musicmatchjukebox plusStar wars galaxies an empire divided full downloadDx ball 2 If the error message is correct, and your code is really SLOT(SetVal(double x)), then you can fix the problem by removing the x. –TonyK Jul 18 '11 at 23:17 add a I have a function in the c++ code called "sendemail()" - can I do something like...QObject::connect(item2, SIGNAL(clicked()), this_cpp_code, SLOT(sendemail()); Yellowcot: A free, lightweight, open-source, cross-platform, Qt-based multimedia flash card simulator. Sometimes the Qt-generated make file gets confused. –Dave Mateer May 18 '12 at 17:09 Yes indeed, first thing I tried!

To start viewing messages, select the forum that you want to visit from the selection below. Regards.[/quote] But *reply is the local variable. I was understanding it as parsing the *.pro as per Tags (SOURCES, HEADER, CONFIG etc) but in that case why the hierarchy will create problem? What is this strange almost symmetrical location in Nevada?

What I am trying to say is the moc file which you checked may contain those slot definition, but compiler might be using some other moc file which was created earlier. Reason: missing [code] tags Reply With Quote 12th August 2009,05:45 #2 yogeshgokul View Profile View Forum Posts View Blog Entries View Articles Advanced user Join Date Dec 2007 Posts 627 Thanks Reply With Quote The following user says thank you to ChrisW67 for this useful post: nthung(28th October 2011) 28th October 2011,04:31 #4 nthung View Profile View Forum Posts View Blog Entries Not the answer you're looking for?

run!" << endl;i++;} }; int main(int argc, char **argv){ Test *t = new Test(); QTimer *timer = new QTimer(); t->connect(timer,SIGNAL(timeout()), t, SLOT(slotPrint())); timer->start(199, FALSE); return 1; } This simple code fragment The error message should be No such slot: MainWindow::SetVal(double) (without the x). Offline #11 2009-04-30 03:52:35 tony5429 Member Registered: 2006-03-28 Posts: 910 Website Re: [SOLVED] Simple QT Question: Connecting Widgets to Slots Here is what I'm really asking.