QT 多线程编程系列7：QMutex主线程使用QTimer直接调用子线程函数

最新推荐文章于 2025-07-29 10:50:22 发布

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最新推荐文章于 2025-07-29 10:50:22 发布 · 478 阅读

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#qt #开发语言

该文档展示了一个基于Qt的项目，它创建了一个名为DiceThreadQMutex的应用，利用QThread和QMutex进行线程安全的骰子掷出模拟。线程类QDiceThread包含了开始、结束和停止功能，并通过QMutex确保对共享数据的互斥访问。在对话框类Dialog中，用到了定时器来周期性读取线程中的骰子值并更新UI。

1.工程文件

#-------------------------------------------------
#
# Project created by QtCreator 2023-04-16T14:09:24
#
#-------------------------------------------------

QT       += core gui

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

TARGET = DiceThreadQMutex
TEMPLATE = app

# The following define makes your compiler emit warnings if you use
# any feature of Qt which has been marked as deprecated (the exact warnings
# depend on your compiler). Please consult the documentation of the
# deprecated API in order to know how to port your code away from it.
DEFINES += QT_DEPRECATED_WARNINGS

# You can also make your code fail to compile if you use deprecated APIs.
# In order to do so, uncomment the following line.
# You can also select to disable deprecated APIs only up to a certain version of Qt.
#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0

CONFIG += c++11

SOURCES += \
        main.cpp \