问题:在成员函数showHome()前面加了Q_INVOKABLE,还是报错TypeError: Property 'showHome' of object [object Object] is not a function 原因:在QML中直接用类名调用了成员函数showHome()。 import LoginClass.module1.0 解决前代码片段: 1Button { 2...... 3onClicked: { 4 LoginClass.showHome() 5} 6} 解决后代码片段: 1Button {2...
When triggering "Swap Window With Master" kwin prints: qml: TypeError: Property 'getScreen' of object [object Object] is not a function in swap-window-with-master and no swap is performed. The getScreen() function is missing.
TypeError: Property ‚performOperation’ of object AppManager(0x6000027f8ca0) is not afunction 这是方法本身可能的样子: voidAppManager::performOperation() { QTimer *timer =newQTimer(this); timer->setSingleShot(true); connect(timer, &QTimer::timeout,this, [this]() { constintresult =QRandom...
这里有个问题:我理解a的值变化之后会自动触发NOTIFY中的信号,但是事实没有;如果没有特别用到这个NOTIFY,可直接使用get和set函数来访问a,这样还和C++的封装性风格保持一致 注意:如果属性或者函数没有设置正确会提示错误 TypeError: Property 'sendSlot' of object Myudp(0x72fdd8) is not a function 长风破浪会有...
参考文章:python - ReferenceError: "something" is not defined in QML - Stack Overflow 第三点 Unable to assign [undefined] to QString 注意:此次出现这个问题的原因如下,在qml中,我进行了一个封装,该封装的作用是对数据重复显示,不同数据调用同一个接收的property variant context,就出现了该错误,经过认真检...
H #include <QObject> class FileObject : public QObject { Q_OBJECT Q_PROPERTY(QStr...
[ warning default ]: qrc:/qt/qml/org/ownCloud/gui/qml/FolderDelegate.qml:257: TypeError: Cannot read property 'syncedSpaces' of null 24-08-16 09:24:25:570 [ warning default ]: qrc:/qt/qml/org/ownCloud/gui/qml/FolderDelegate.qml:258: TypeError: Cannot read property 'accountState' of...
uri,1,0,"TestSingleton",test_singleton_type_provider);}
property int numPoints: 50 property int lineThickness: 2 property int curveSmoothness: 20 ListModel { id: pointsModel dynamicRoles: true } Component { id: pointDelegate Rectangle { width: 7 height: 7 color: "red" radius: 5 ...
qrc:/main.qml:14:TypeError:Property'loadUrl'of objectUA4Qml2(0x564d6d5a3c40)is not a function 看着这个错误,还是有点意思的,不是一个方法。 我们不加头文件#include <QObject> #ifndefUA4QML2_H#defineUA4QML2_H//#include <QObject> //这里被我注释掉了class UA4Qml2:public QObject{Q_OBJECT...