X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fcommon%2Fquassel.h;h=b658677d30cd15f41ae512b9fbd31fe305e25357;hb=ab7ef4d24f62b5848b628482b7762ebfc0b53e1a;hp=85660afc8edfa311165d54e20242934f7fe099d9;hpb=37110ceaa070167b4f40ed449ac9ea130503a792;p=quassel.git

diff --git a/src/common/quassel.h b/src/common/quassel.h
index 85660afc..b658677d 100644
--- a/src/common/quassel.h
+++ b/src/common/quassel.h
@@ -32,12 +32,14 @@
 #include <QStringList>
 
 #include "abstractcliparser.h"
+#include "abstractsignalwatcher.h"
+#include "singleton.h"
 
 class QFile;
 
 class Logger;
 
-class Quassel : public QObject
+class Quassel : public QObject, public Singleton<Quassel>
 {
     // TODO Qt5: Use Q_GADGET
     Q_OBJECT
@@ -113,11 +115,7 @@ public:
      *
      * This list should be cleaned up after every protocol break, as we can assume them to be present then.
      */
-    #if QT_VERSION >= 0x050000
     enum class Feature : uint32_t {
-    #else
-    enum Feature {
-    #endif
         SynchronizedMarkerLine,
         SaslAuthentication,
         SaslExternal,
@@ -136,9 +134,7 @@ public:
         LongTime,                 ///< Serialize time as 64-bit values
         RichMessages,             ///< Real Name and Avatar URL in backlog
         BacklogFilterType,        ///< BacklogManager supports filtering backlog by MessageType
-#if QT_VERSION >= 0x050500
         EcdsaCertfpKeys,          ///< ECDSA keys for CertFP in identities
-#endif
         LongMessageId,            ///< 64-bit IDs for messages
         SyncedCoreInfo,           ///< CoreInfo dynamically updated using signals
     };
@@ -146,7 +142,7 @@ public:
 
     class Features;
 
-    static Quassel *instance();
+    Quassel();
 
     /**
      * Provides access to the Logger instance.
@@ -197,31 +193,45 @@ public:
 
     using QuitHandler = std::function<void()>;
 
+    /**
+     * Registers a handler that is called when the application is supposed to quit.
+     *
+     * @note If multiple handlers are registered, they are processed in order of registration.
+     * @note If any handler is registered, quit() will not call QCoreApplication::quit(). It relies
+     *       on one of the handlers doing so, instead.
+     * @param quitHandler Handler to register
+     */
     static void registerQuitHandler(QuitHandler quitHandler);
 
     const QString &coreDumpFileName();
 
+public slots:
+    /**
+     * Requests to quit the application.
+     *
+     * Calls any registered quit handlers. If no handlers are registered, calls QCoreApplication::quit().
+     */
+    void quit();
+
 signals:
     void messageLogged(const QDateTime &timeStamp, const QString &msg);
 
 protected:
     static bool init();
-    static void destroy();
 
     static void setRunMode(Quassel::RunMode runMode);
 
     static void setDataDirPaths(const QStringList &paths);
     static QStringList findDataDirPaths();
-    static void disableCrashHandler();
 
     friend class CoreApplication;
     friend class QtUiApplication;
     friend class MonolithicApplication;
 
 private:
-    Quassel();
     void setupEnvironment();
     void registerMetaTypes();
+    void setupSignalHandling();
 
     /**
      * Requests a reload of relevant runtime configuration.
@@ -233,22 +243,16 @@ private:
      */
     bool reloadConfig();
 
-    /**
-     * Requests to quit the application.
-     *
-     * Calls any registered quit handlers. If no handlers are registered, calls QCoreApplication::quit().
-     */
-    void quit();
-
     void logBacktrace(const QString &filename);
 
-    static void handleSignal(int signal);
+private slots:
+    void handleSignal(AbstractSignalWatcher::Action action);
 
 private:
     BuildInfo _buildInfo;
     RunMode _runMode;
     bool _initialized{false};
-    bool _handleCrashes{true};
+    bool _quitting{false};
 
     QString _coreDumpFileName;
     QString _configDirPath;
@@ -258,6 +262,7 @@ private:
     std::shared_ptr<AbstractCliParser> _cliParser;
 
     Logger *_logger;
+    AbstractSignalWatcher *_signalWatcher{nullptr};
 
     std::vector<ReloadHandler> _reloadHandlers;
     std::vector<QuitHandler> _quitHandlers;