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  • Qt托动无标题界面(ReleaseCapture法)

    相关资料:

    https://blog.csdn.net/aqtata/article/details/8902889   文章中提到的托动

    https://download.csdn.net/download/zhujianqiangqq/19778895   代码包下载

    实例:

    .pro

     1 QT       += core gui
     2 
     3 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
     4 
     5 CONFIG += c++11
     6 
     7 # The following define makes your compiler emit warnings if you use
     8 # any Qt feature that has been marked deprecated (the exact warnings
     9 # depend on your compiler). Please consult the documentation of the
    10 # deprecated API in order to know how to port your code away from it.
    11 DEFINES += QT_DEPRECATED_WARNINGS
    12 
    13 # You can also make your code fail to compile if it uses deprecated APIs.
    14 # In order to do so, uncomment the following line.
    15 # You can also select to disable deprecated APIs only up to a certain version of Qt.
    16 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
    17 
    18 SOURCES += 
    19     main.cpp 
    20     mainwindow.cpp
    21 
    22 HEADERS += 
    23     mainwindow.h
    24 
    25 FORMS += 
    26     mainwindow.ui
    27 
    28 # Default rules for deployment.
    29 qnx: target.path = /tmp/$${TARGET}/bin
    30 else: unix:!android: target.path = /opt/$${TARGET}/bin
    31 !isEmpty(target.path): INSTALLS += target
    View Code

    main.cpp

     1 #include "mainwindow.h"
     2 
     3 #include <QApplication>
     4 
     5 int main(int argc, char *argv[])
     6 {
     7     QApplication a(argc, argv);
     8     MainWindow w;
     9     w.show();
    10     return a.exec();
    11 }
    View Code

    mainwindow.h

     1 #ifndef MAINWINDOW_H
     2 #define MAINWINDOW_H
     3 
     4 #include <QMainWindow>
     5 
     6 QT_BEGIN_NAMESPACE
     7 namespace Ui { class MainWindow; }
     8 QT_END_NAMESPACE
     9 
    10 class MainWindow : public QMainWindow
    11 {
    12     Q_OBJECT
    13 
    14 public:
    15     MainWindow(QWidget *parent = nullptr);
    16     ~MainWindow();
    17     void mousePressEvent(QMouseEvent *event);
    18 private:
    19     Ui::MainWindow *ui;
    20 };
    21 #endif // MAINWINDOW_H
    View Code

    mainwindow.cpp

     1 #include "mainwindow.h"
     2 #include "ui_mainwindow.h"
     3 
     4 #include <QEvent>
     5 #include <QMouseEvent>
     6 #include <QApplication>
     7 
     8 #ifdef Q_OS_WIN
     9 #pragma comment(lib, "user32.lib")
    10 #include <qt_windows.h>
    11 #endif
    12 
    13 
    14 MainWindow::MainWindow(QWidget *parent)
    15     : QMainWindow(parent)
    16     , ui(new Ui::MainWindow)
    17 {
    18     ui->setupUi(this);
    19 }
    20 
    21 MainWindow::~MainWindow()
    22 {
    23     delete ui;
    24 }
    25 
    26 void MainWindow::mousePressEvent(QMouseEvent *event)
    27 {
    28     if (ReleaseCapture())
    29             SendMessage(HWND(this->winId()), WM_SYSCOMMAND, SC_MOVE + HTCAPTION, 0);
    30         event->ignore();
    31 }
    View Code
    作者:疯狂Delphi
    本文版权归作者和博客园共有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文连接,否则保留追究法律责任的权利.

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  • 原文地址:https://www.cnblogs.com/FKdelphi/p/14919769.html
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