qwidget deletelater

相關問題 & 資訊整理

qwidget deletelater

Hi, for me it isn't clear if there is a difference using delete or the deleteLater() slot? void Class::create() if (m_timer != nullptr) delete m_timer ... ,Hey Loosing my marbles here... simple program: #include "QWidget"; class A public: virtual ~A() std::cout << "~A-n"; } }; class aX public: ... , Deleting QObjects is usually safe (i.e. in normal practice; there might be pathological cases I am not aware of atm), if you follow two basic rules:.,I need to safely delete QWidget, but can not find a correct way to join into thread until widget is deleted. I tried following (which results in hang): ... ,However, it is often safer to use deleteLater() rather than deleting a QObject ... class MyWidget : public QWidget Q_OBJECT public: MyWidget(); signals: void ... ,Since Qt 4.8, if deleteLater() is called on an object that lives in a thread with no ... rely on the child being a QObject, or if isWidgetType() returns true , a QWidget. ,However, it is often safer to use deleteLater() rather than deleting a QObject ... class MyWidget : public QWidget Q_OBJECT public: MyWidget(); signals: void ... , 源码:void QObject::deleteLater() QCoreApplicatio. ... WIDGET_H#define WIDGET_H#include <QWidget>#include <QCloseEvent&.,Instead, PyQt tells you to use QObject::deleteLater() . Armed ... dialog.deleteLater() QApplication. ... does not delete/destroy/free the QWidget ! , QWidget及其派生类的对象,可以设置Qt::WA_DeleteOnClose 标志位( ... void QObject::deleteLater() QCoreApplication::postEvent(this, new ...

相關軟體 Qt Creator 資訊

Qt Creator
Qt Creator 是應用程序開發人員的完整集成開發環境(IDE)!無論您是創建移動應用程序,桌面應用程序還是連接的嵌入式設備,Qt Creator 都是跨平台的 IDE,使應用程序和 UI 開髮變得輕而易舉。由於上市時間至關重要,因此 IDE 包含可加快開發時間的生產力工具。完整的跨平台集成開發環境,便於創建連接設備,用戶界面和應用程序. 選擇版本:Qt Creator 4.5.0(32 位)... Qt Creator 軟體介紹

qwidget deletelater 相關參考資料
Delete vs deleteLater() | Qt Forum

Hi, for me it isn&#39;t clear if there is a difference using delete or the deleteLater() slot? void Class::create() if (m_timer != nullptr) delete m_timer&nbsp;...

https://forum.qt.io

DeleteLater never deletes... | Qt Forum

Hey Loosing my marbles here... simple program: #include &quot;QWidget&quot;; class A public: virtual ~A() std::cout &lt;&lt; &quot;~A-n&quot;; } }; class aX public:&nbsp;...

https://forum.qt.io

How delete and deleteLater works with regards to signals and slots ...

Deleting QObjects is usually safe (i.e. in normal practice; there might be pathological cases I am not aware of atm), if you follow two basic rules:.

https://stackoverflow.com

How to wait for &#39;deleteLater&#39;? | Qt Forum

I need to safely delete QWidget, but can not find a correct way to join into thread until widget is deleted. I tried following (which results in hang):&nbsp;...

https://forum.qt.io

QObject Class | Qt 4.8 - Qt Documentation

However, it is often safer to use deleteLater() rather than deleting a QObject ... class MyWidget : public QWidget Q_OBJECT public: MyWidget(); signals: void&nbsp;...

https://doc.qt.io

QObject Class | Qt Core 5.14.1 - Qt Documentation

Since Qt 4.8, if deleteLater() is called on an object that lives in a thread with no ... rely on the child being a QObject, or if isWidgetType() returns true , a QWidget.

https://doc.qt.io

QObject Class | Qt Core 5.6 - Qt Documentation

However, it is often safer to use deleteLater() rather than deleting a QObject ... class MyWidget : public QWidget Q_OBJECT public: MyWidget(); signals: void&nbsp;...

https://doc.qt.io

Qt内存管理(四) deleteLater_yao5hed的专栏-CSDN博客

源码:void QObject::deleteLater() QCoreApplicatio. ... WIDGET_H#define WIDGET_H#include &lt;QWidget&gt;#include &lt;QCloseEvent&amp;.

https://blog.csdn.net

When exactly does QObject::deleteLater() actually delete? | Qt Forum

Instead, PyQt tells you to use QObject::deleteLater() . Armed ... dialog.deleteLater() QApplication. ... does not delete/destroy/free the QWidget !

https://forum.qt.io

从Qt 的delete 说开来_CC++_1+1=10-CSDN博客

QWidget及其派生类的对象,可以设置Qt::WA_DeleteOnClose 标志位( ... void QObject::deleteLater() QCoreApplication::postEvent(this, new&nbsp;...

https://blog.csdn.net