完善了APT包管理器后端的功能，基本实现安装

inc/page/spkpagesettings.h

@@ -22,11 +22,15 @@ namespace SpkUi
 
       virtual void Activated() override;
 
+    private slots:
+
     private:
       QScrollArea *mMainArea;
       QVBoxLayout *mMainLay;
       QWidget *mSettingsWidget;
       Ui::SpkUiSettings *mSettingsUi;
 
+      QString mRepoListUrl;
+
   };
 }

inc/pkgs/spkpkgmgrapt.h

@@ -2,8 +2,9 @@
 #pragma once
 
 #include "spkpkgmgrbase.h"
+#include <QProcess>
 
-class SpkPkgMgrApt : public SpkPkgMgrBase
+class SpkPkgMgrApt final : public SpkPkgMgrBase
 {
     Q_OBJECT
 
@@ -21,10 +22,15 @@ class SpkPkgMgrApt : public SpkPkgMgrBase
   private:
     void CheckInstallerAvailability();
 
+  private slots:
+    void InstallerExited(int, QProcess::ExitStatus);
+
   private:
     QAction *mActAptitudeTerm,
             *mActAptTerm,
             *mActGdebi,
             *mActDeepinPkgInst;
 
+    QProcess mInstaller;
+
 };

inc/pkgs/spkpkgmgrbase.h

@@ -20,8 +20,10 @@ class SpkPkgMgrBase : public QObject
       Q_ASSERT(mInstance == nullptr);
       mInstance = this;
 
+      mActOpen = new QAction(tr("Open package"), this);
       mActOpenDir = new QAction(tr("Open containing directory"), this);
       mMenu = new QMenu(tr("Package Actions"));
+      mMenu->addAction(mActOpen);
       mMenu->addAction(mActOpenDir);
       mMenu->setAttribute(Qt::WA_TranslucentBackground);
       mMenu->setWindowFlags(Qt::Popup | Qt::FramelessWindowHint);
@@ -47,9 +49,12 @@ class SpkPkgMgrBase : public QObject
      */
     virtual PkgInstallResult ExecuteInstallation(QString pkgPath, int entryId)
     {
+      Q_UNUSED(entryId);
       auto item = mMenu->exec(QCursor::pos());
       if(item == mActOpenDir)
         QDesktopServices::openUrl(QUrl(SpkUtils::CutPath(pkgPath)));
+      else if(item == mActOpen)
+        QDesktopServices::openUrl(QUrl(pkgPath));
       return Ignored;
     }
 
@@ -60,7 +65,11 @@ class SpkPkgMgrBase : public QObject
      */
     virtual PkgInstallResult CliInstall(QString pkgPath)
     {
-      // TODO: print message
+      qInfo() << tr("Spark Store cannot install your package because no supported "
+                    "packaging system has been found. You shall decide what you "
+                    "want to do with the downloaded package.\n\n"
+                    "File path:")
+              << pkgPath;
       return Ignored;
     }
 
@@ -68,15 +77,15 @@ class SpkPkgMgrBase : public QObject
     static SpkPkgMgrBase *Instance() { return mInstance; }
 
   protected:
-    QAction *mActOpenDir, *mActDesc;
+    QAction *mActOpenDir, *mActOpen, *mActDesc;
     QMenu *mMenu;
+    int mCurrentItemId; ///< ID of currently installing download item
 
   private:
     static SpkPkgMgrBase *mInstance;
 
   signals:
-    void InstallationEnded(int entryId,
-                           SpkPkgMgrBase::PkgInstallResult success,
-                           QString message);
-
+    void ReportInstallResult(int entryId,
+                             SpkPkgMgrBase::PkgInstallResult result,
+                             int exitCode);
 };

inc/pkgs/spkpkgmgrpacman.h

@@ -3,7 +3,7 @@
 
 #include "spkpkgmgrbase.h"
 
-class SpkPkgMgrPacman : public SpkPkgMgrBase
+class SpkPkgMgrPacman final : public SpkPkgMgrBase
 {
     Q_OBJECT
 

inc/spkutils.h

@@ -29,5 +29,7 @@ namespace SpkUtils
   QString BytesToSize(size_t s, int prec = 2);
   bool EnsureDirExists(QString path);
 
-  void FillWidget(QWidget* widget, QVariant val);
+  bool FindViableTerminal();
+
+  extern QPair<QString, QString> AvailableTerminal;
 }