Hi I just started using QT but I have much problem with signals and slots. It seams quite easy but I can't grasp it for quite a time.. I've build such a testing program for this: QObject::connect: No such slot QWidget::* in * - 爱悠闲,快乐工作... 在类的声明中没有加上宏：Q_OBJECT 例如： class NoticePage : public QWidget { Q_OBJECT /*your code*/ }; 关于 Q_OBJECT的作用，Qt帮助文档中就有详细介绍，这里不赘叙。鼠标点 Q_OBJECT按F1即可查看。 QT - Problem connecting slot - Experts-Exchange QT - Problem connecting slot I am writing everything from scratch, so there shouldn't be any concerns with converting the project using UIC3. Basically, it's a GUI that validates some user input. QStackedWidget Class | Qt Widgets 5.9
Dec 17, 2012 ... How Qt Signals and Slots Work - Part 2 - Qt5 New Syntax ... are connecting a signal to a static function or a functor object without a receiver. ... The type of such pointers includes the return type, the class which owns the ...
QtGui/QWidget : No such file or directory · Issue #164 ... Track tasks and feature requests. Join 36 million developers who use GitHub issues to help identify, assign, and keep track of the features and bug fixes your projects need. Qt 4.8: Hierarchy Example (ActiveQt) The class uses again Q_CLASSINFO to provide the COM identifiers, and also sets the ToSuperClass attribute to QSubWidget, to ensure that only no slots of any superclasses (i.e. QWidget) are exposed. Qt 4.8: Using a Designer UI File in Your Application
Constant Description; Qt.Widget: This is the default type for PySide.QtGui.QWidget.Widgets of this type are child widgets if they have a parent, and independent windows if they have no parent.
2. Qt error: no such slot. 3. QWidget no such file or dir. [Qt-interest] Runtime Error :- connect: No such slot ..
Изучая Qt столкнулся с такой вот проблемой: как передать слоту виджет? делаю так: в файле заголовков(.h)все при этом компилируется, однако отклика на сигнал нет, и IDE выдает: Object::connect: No such slot Lab1...
Gentoo Forums :: QT Signals and Slots | Forum QObject::connect: No such slot QWidget::OrderToner() QObject::connect: (sender name: 'OrderToner') QObject::connect: (receiver name: 'unnamed'). The last two buttons should obvisouly be unresponsive (the slot lines are commented out!) Error 'no such slot' qt - dskims.com If Qt is not aware that class X contains a signal or slot it will just not generate the meta information for that class. By re-generating the project files/Make fileYour slot is protected and therefore not visible to renderingWidget. You will need to make it public if you want to setup a connection to it from outside... Qt Connect Signals to Slots in QT Creator - YouTube Qt Training: Fundamentals of Qt - Objects in Qt, part 2/3 - Signals and slots: Mirko Boehm, by KDAB - Продолжительность: 16:01 Qt 11 710 просмотров.Qt Tutorials For Beginners 5 - Qt Signal and slots - Продолжительность: 11:33 ProgrammingKnowledge 79 318 просмотров. Qt: Сигналы и слоты (выдержка из документации Qt 4.x)
When populating a stacked widget, the widgets are added to an internal list. The indexOf() function returns the index of a widget in that list. The widgets can either be added to the end of the list using the addWidget() function, or inserted at a given index using the insertWidget() function.
QStackedWidget Class | Qt Widgets 5.9 When populating a stacked widget, the widgets are added to an internal list. The indexOf() function returns the index of a widget in that list. The widgets can either be added to the end of the list using the addWidget() function, or inserted at a given index using the insertWidget() function. Problems with Signals & Slots of QT - C / C++ - Byte No such slot QWidget::addPerson()" As u can see this means not GUI, but QWidget. But why? I really cant find the mistake. A friend of mine did the same in another program and it worked. Hope u can help me. Well, your question is actually off-topic here. in comp.lang.c++, we only discuss ISO C++, which doesn't include Qt or signals and slots.
Qt No Such Slot Qdialog - Jacksonville Beach Poker Qt No Such Slot Qdialog; Connect returns true if it successfully connects the signal to the slot. 1 Check for compiler warnings about non-existent signals and/or slots. QToolBox Class | Qt Widgets 5.9 This signal is emitted when the current item is changed. The new current item's index is passed in index, or -1 if there is no current item. Note: Notifier signal for property currentIndex. QWidget *QToolBox:: currentWidget const. Returns a pointer to the current widget, or 0 if there is no such item. See also currentIndex() and setCurrentWidget(). QWidget — Qt for Python