Category: QT

【Qt】undefined reference to `vtable for xxx’ 0

【Qt】undefined reference to `vtable for xxx’

Hits: 000. Catalog Article directory 00. Catalog 01. Problem description 02. Problem Analysis 03. Problem solving 04. Reserve 05. Appendix 01. Problem description When compiling the Qt project, an undefined reference to appears vtable...

[Qt] Detailed explanation of QSharedMemory class 0

[Qt] Detailed explanation of QSharedMemory class

Hits: 000. Catalog Article directory 00. Catalog 01. Overview 02. Public Types 03. Member methods 04. Program example 1 05. Program example 2 06. Source code download 07. Appendix 01. Overview QSharedMemory provides access...

Video player using Qt5 and OpenCV 0

Video player using Qt5 and OpenCV

Hits: 0The statement is at the front: This article is realized on the basis of consulting and integrating the knowledge of many netizens. First, say it up front. After realizing the process of using...

The use of tr() function in Qt 0

The use of tr() function in Qt

Hits: 0tr()About functions in qt Drift in the forum, often encounter people encounter trrelated problems. There are trtwo types of people: Because he found that there were always problems with Chinese, and then searched...

QT Using custom signals and slots 0

QT Using custom signals and slots

Hits: 01 Matters needing attention in custom signal slots: Both the sender and receiver need to be subclasses of QObject (of course, except when the slot function is a global function, Lambda expression, etc....

Qt button set rounded corners [implementation and effect] 0

Qt button set rounded corners [implementation and effect]

Hits: 0Not much to say, look at the blackboard: 1. Button setting rounded corners // Set the button style and the state when it is suspended and pressed ui->pushButton->setStyleSheet( "QPushButton{background-color: rgb(225, 225, 225);border:2px groove...