qt 最小化托盤 菜單互斥

///////////main.cpp////////////////

#include "mainwindow.h"

#include "spriteapplication.h"

int main(int argc, char *argv[]) {

    SpriteApplication a(argc, argv);

    MainWindow w;

    w.onInit(&a);

    return a.exec();

}

//////////////////////////////////////////////////////

@@@@@@@mainwindow.h  mainwindow.cpp@@@@@@@

#ifndef MAINWINDOW_H

#define MAINWINDOW_H

#include <QMainWindow>

#include <QSystemTrayIcon>

#include "traymenu.h"

#include "spriteapplication.h"

class MainWindow : public QMainWindow {

    Q_OBJECT

public:

    MainWindow(QWidget *parent = 0);

    ~MainWindow();

private:

    void onInitTray();

private:

    TrayMenu *tray_menu;

    SpriteApplication* app;

public slots:

    void iconIsActived(QSystemTrayIcon::ActivationReason reason);

    void onTrayMenuSelected(QString itemId);

public:

    void onInit(SpriteApplication* app);

};

#endif // MAINWINDOW_H

--------------------------------------

#include "mainwindow.h"

#include "QSystemTrayIcon"

#include "qdebug.h"

MainWindow::MainWindow(QWidget *parent)

    : QMainWindow(parent) {

    onInitTray();

}

MainWindow::~MainWindow(){

}

void MainWindow::onInit(SpriteApplication* app){

    this->app = app;

}

void MainWindow::onInitTray()

{

    QSystemTrayIcon *system_tray = new QSystemTrayIcon();

    //放在托盤提示信息、托盤圖標

    system_tray ->setToolTip(tr("傳屏精靈"));

    system_tray->setIcon(QIcon(":/new/prefix/asset/tray.png"));

    tray_menu = new TrayMenu();

    system_tray->setContextMenu(tray_menu);

    connect(tray_menu,SIGNAL(trayMenuSelected(QString)),this,SLOT(onTrayMenuSelected(QString)));

    //點擊托盤執行的事件

    QObject::connect(system_tray,SIGNAL(activated(QSystemTrayIcon::ActivationReason)), this,SLOT(iconIsActived(QSystemTrayIcon::ActivationReason)));

    //顯示托盤

    system_tray->show();

    //托盤顯示提示信息

    system_tray->showMessage(QString("傳屏精靈"),QString("傳屏服務"));

}

void MainWindow::iconIsActived(QSystemTrayIcon::ActivationReason reason)

{

    switch(reason)

    {

        //點擊托盤顯示窗口

        case QSystemTrayIcon::Trigger:

            tray_menu->exec( QPoint( QCursor::pos().rx(),  QCursor::pos().ry() + 2 ));

            break;

        //雙擊托盤顯示窗口

        case QSystemTrayIcon::DoubleClick:

            //tray_menu->exec(QCursor::pos());

            break;

        default:

            break;

    }

}

void MainWindow::onTrayMenuSelected(QString itemId){

    qDebug()<<itemId;

    if(itemId == "ID_TRAYMENU_EXIT")

        app->quit();

}

@@@@@@@

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!spriteapplication.h  spriteapplication.cpp!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

#ifndef SPRITEAPPLICATION_H

#define SPRITEAPPLICATION_H

#include <QObject>

#include <QApplication>

class SpriteApplication : public QApplication {

    Q_OBJECT

public:

    SpriteApplication(int &argc, char **argv);

};

#endif // SPRITEAPPLICATION_H

-----------------------------

#include "spriteapplication.h"

SpriteApplication::SpriteApplication(int &argc, char **argv)

    : QApplication(argc, argv){

}

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

%%%%%%%%%%%%%%%%%   traymenu.h     traymenu.cpp  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

#ifndef TRAYMENU_H

#define TRAYMENU_H

#include "qmenu.h"

class TrayMenu : public QMenu {

    Q_OBJECT

public:

    TrayMenu();

private:

    QAction* m_pActionHigh;

    QAction* m_pActionNormal;

    QAction* m_pActionLow;

    QActionGroup* m_pActionGQGroup;

    QAction* m_pActionExit;

private:

    void createActions();

private slots:

    void onTriggered(QAction* action);

    void onExit();

signals:

    void trayMenuSelected(QString id);

};

#endif // TRAYMENU_H

#include "traymenu.h"

TrayMenu::TrayMenu()

    : QMenu() {

    createActions();

}

void TrayMenu::createActions() {

    m_pActionHigh = new QAction(this);

    m_pActionNormal = new QAction(this);

    m_pActionLow = new QAction(this);

    m_pActionExit = new QAction(this);

    m_pActionHigh->setCheckable( true );

    m_pActionNormal->setCheckable( true );

    m_pActionLow->setCheckable( true );

    m_pActionHigh->setText(QString("高清"));

    m_pActionNormal->setText(QString("普通"));

    m_pActionLow->setText(QString("高速"));

    m_pActionExit->setText(QString("退出"));

    connect(m_pActionExit, SIGNAL(triggered()), this, SLOT(onExit()));

    //添加菜單項

    this->addAction(m_pActionHigh);

    this->addAction(m_pActionNormal);

    this->addAction(m_pActionLow);

    this->addSeparator();

    this->addAction(m_pActionExit);

    m_pActionGQGroup = new QActionGroup(this);

    m_pActionGQGroup->addAction(m_pActionHigh);

    m_pActionGQGroup->addAction(m_pActionNormal);

    m_pActionGQGroup->addAction(m_pActionLow);

    connect(m_pActionGQGroup, SIGNAL(triggered(QAction*)),this,SLOT(onTriggered(QAction*)));

}

void TrayMenu::onTriggered(QAction* action) {

    if(action == m_pActionHigh)

        emit(trayMenuSelected("ID_TRAYMENU_HIGH"));

    else if(action == m_pActionNormal)

        emit(trayMenuSelected("ID_TRAYMENU_NORMAL"));

    else if(action == m_pActionLow)

        emit(trayMenuSelected("ID_TRAYMENU_LOW"));

    else if(action == m_pActionExit)

        emit(trayMenuSelected("ID_TRAYMENU_EXIT"));

}

void TrayMenu::onExit() {

    emit(trayMenuSelected("ID_TRAYMENU_EXIT"));

}

 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

.pro

#-------------------------------------------------

#

# Project created by QtCreator 2016-05-04T21:08:29

#

#-------------------------------------------------

QT       += core gui

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

TARGET = ScreenSharingSprite

TEMPLATE = app

SOURCES += main.cpp\

    traymenu.cpp \

    mainwindow.cpp \

    spriteapplication.cpp \

    spritecontroller.cpp

HEADERS  += \

    mainwindow.h \

    traymenu.h \

    spriteapplication.h \

    spritecontroller.h

RESOURCES += \

    asset.qrc