增加dbus文件，再次启动的时候会唤起第一个进程

并且处理spark打开

src/dbus/dbussparkstore.cpp

@@ -0,0 +1,12 @@
+#include "dbussparkstore.h"
+#include <QDebug>
+DBusSparkStoreService::DBusSparkStoreService(QObject *parent)
+    : QDBusAbstractAdaptor(parent)
+{
+
+}
+
+void DBusSparkStoreService::activeWindow(const QString & arg)
+{
+    emit sigOpenUrl(arg);
+}

src/dbus/dbussparkstore.h

@@ -0,0 +1,24 @@
+#ifndef DBUSSPARKSTORE_H
+#define DBUSSPARKSTORE_H
+
+#include <QObject>
+#include <QUrl>
+#include <QtDBus/QtDBus>
+
+class Wallpaper;
+class DBusSparkStoreService : public QDBusAbstractAdaptor
+{
+    Q_OBJECT
+    Q_CLASSINFO("D-Bus Interface", "com.gitee.spark.store")
+public:
+    explicit DBusSparkStoreService(QObject *parent);
+
+signals :
+    void sigOpenUrl(const QString &url);
+public Q_SLOTS:
+
+    void activeWindow(const QString &arg);
+
+};
+
+#endif // DBUSSPARKSTORE_H

src/main.cpp

@@ -4,6 +4,9 @@
 #include <DAboutDialog>
 #include <QVector>
 #include <QScreen>
+//新增dbus
+#include <QDBusInterface>
+#include <QDBusPendingCall>
 
 #include "widget.h"
 
@@ -69,6 +72,17 @@ int main(int argc, char *argv[])
     // 限制单实例运行
     if(!a.setSingleInstance("spark-store"))
     {
+        qDebug() << "The application is already running!";
+        QDBusInterface iface("com.gitee.spark.store",
+                             "/com/gitee/spark/store",
+                             "com.gitee.spark.store",
+                             QDBusConnection::sessionBus());
+
+        QString arg1 = argv[1];
+
+        iface.asyncCall("activeWindow",arg1);
+
+
         return -1;
     }
 

src/spark-store.pro

@@ -8,6 +8,7 @@ QT       += core gui network concurrent webenginewidgets
 
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
+QT       += dbus
 TARGET = spark-store
 TEMPLATE = app
 
@@ -41,7 +42,8 @@ SOURCES += \
     main.cpp \
     progressload.cpp \
     widget.cpp \
-    workerthreads.cpp
+    workerthreads.cpp \
+    dbus/dbussparkstore.cpp
 
 HEADERS += \
     appitem.h \
@@ -52,7 +54,8 @@ HEADERS += \
     image_show.h \
     progressload.h \
     widget.h \
-    workerthreads.h
+    workerthreads.h \
+    dbus/dbussparkstore.h
 
 FORMS += \
     appitem.ui \

src/widget.cpp

@@ -33,6 +33,7 @@
 #include "HttpClient.h"
 #include "downloadworker.h"
 
+#include "./dbus/dbussparkstore.h"
 DWIDGET_USE_NAMESPACE
 
 Widget::Widget(DBlurEffectWidget *parent) :
@@ -138,6 +139,9 @@ Widget::Widget(DBlurEffectWidget *parent) :
     });
 
     notify_init(tr("Spark\\ Store").toLocal8Bit());
+
+    //初始化dbus服务
+    initDbus();
 }
 
 Widget::~Widget()
@@ -452,6 +456,15 @@ void Widget::sendNotification(const char *message, const int msTimeout, const QS
     notify_notification_show(_notify, nullptr);
 }
 
+void Widget::initDbus()
+{
+    DBusSparkStoreService *dbusInter = new DBusSparkStoreService(this);
+
+    QDBusConnection::sessionBus().registerService("com.gitee.spark.store");
+    QDBusConnection::sessionBus().registerObject("/com/gitee/spark/store", "com.gitee.spark.store", this);
+    connect(dbusInter,&DBusSparkStoreService::sigOpenUrl,this,&Widget::onGetUrl);
+}
+
 void Widget::updateUI()
 {
     if(themeIsDark)
@@ -1354,3 +1367,12 @@ void Widget::on_pushButton_update_clicked()
     QDesktopServices::openUrl(QUrl("https://www.deepinos.org/"));
 }
 
+void Widget::onGetUrl(const QString &url)
+{
+    if(url.left(6)=="spk://")
+    {
+        openUrl(QUrl(url));
+    }
+    activateWindow();
+}
+

src/widget.h

@@ -64,6 +64,7 @@ public:
     static void sendNotification(const QString &message, const int msTimeout = 5000, const QString &icon = "spark-store");
     static void sendNotification(const char *message, const int msTimeout = 5000, const QString &icon = "spark-store");
 
+    void initDbus();
 private slots:
 
     void httpFinished();
@@ -103,6 +104,9 @@ private slots:
     void on_pushButton_refresh_clicked();
     void on_pushButton_update_clicked();
 
+    //接受来自dbus的url
+    void onGetUrl(const QString &url);
+
   public:
     QUrl url;
     QString cdnSeverUrl;