Core: ProcessReaper code cosmetics

- Rename ReaperPrivate to ProcessReapers
- drop the used ProcessReaper::m_futureInterface
- sprinkle some private and final
- remove unnecessary Q_OBJECT
- remove unnecessary #include, fix accidental user

Change-Id: I2787815975dc80cb93db2132bbfe7ce9a74ebd5f
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/coreplugin/coreplugin.h

@@ -87,7 +87,7 @@ private:
     MainWindow *m_mainWindow = nullptr;
     EditMode *m_editMode = nullptr;
     Locator *m_locator = nullptr;
-    ReaperPrivate m_reaper;
+    ProcessReapers m_reaper;
 };
 
 } // namespace Internal

src/plugins/coreplugin/reaper.cpp

@@ -26,19 +26,20 @@
 #include "reaper.h"
 #include "reaper_p.h"
 
-#include <utils/qtcprocess.h>
 #include <utils/algorithm.h>
 #include <utils/qtcassert.h>
+#include <utils/qtcprocess.h>
 
+#include <QProcess>
 #include <QThread>
+#include <QTimer>
 
 namespace Core {
 namespace Internal {
 
-static ReaperPrivate *d = nullptr;
+static ProcessReapers *d = nullptr;
 
-namespace {
-void killProcess(QProcess *process)
+static void killProcess(QProcess *process)
 {
     if (auto qtcProcess = qobject_cast<Utils::QtcProcess*>(process))
         qtcProcess->kill();
@@ -46,14 +47,30 @@ void killProcess(QProcess *process)
         process->kill();
 }
 
-void terminateProcess(QProcess *process)
+static void terminateProcess(QProcess *process)
 {
     if (auto qtcProcess = qobject_cast<Utils::QtcProcess*>(process))
         qtcProcess->terminate();
     else
         process->terminate();
 }
-} // namespace
+
+class ProcessReaper final : public QObject
+{
+public:
+    ProcessReaper(QProcess *p, int timeoutMs);
+    ~ProcessReaper() final;
+
+    int timeoutMs() const;
+    bool isFinished() const;
+    void nextIteration();
+
+private:
+    mutable QTimer m_iterationTimer;
+    QProcess *m_process;
+    int m_emergencyCounter = 0;
+    QProcess::ProcessState m_lastState = QProcess::NotRunning;
+};
 
 ProcessReaper::ProcessReaper(QProcess *p, int timeoutMs) : m_process(p)
 {
@@ -64,7 +81,6 @@ ProcessReaper::ProcessReaper(QProcess *p, int timeoutMs) : m_process(p)
     connect(&m_iterationTimer, &QTimer::timeout, this, &ProcessReaper::nextIteration);
 
     QTimer::singleShot(0, this, &ProcessReaper::nextIteration);
-    m_futureInterface.reportStarted();
 }
 
 ProcessReaper::~ProcessReaper()
@@ -92,7 +108,6 @@ void ProcessReaper::nextIteration()
     if (state == QProcess::NotRunning || m_emergencyCounter > 5) {
         delete m_process;
         m_process = nullptr;
-        m_futureInterface.reportFinished();
         return;
     }
 
@@ -112,12 +127,12 @@ void ProcessReaper::nextIteration()
     ++m_emergencyCounter;
 }
 
-ReaperPrivate::ReaperPrivate()
+ProcessReapers::ProcessReapers()
 {
     d = this;
 }
 
-ReaperPrivate::~ReaperPrivate()
+ProcessReapers::~ProcessReapers()
 {
     while (!m_reapers.isEmpty()) {
         int alreadyWaited = 0;

src/plugins/coreplugin/reaper_p.h

@@ -25,46 +25,24 @@
 
 #pragma once
 
-#include <QObject>
-#include <QFutureInterface>
-#include <QProcess>
-#include <QTimer>
+#include <QList>
 
 namespace Core {
 namespace Internal {
 
 class CorePlugin;
+class ProcessReaper;
 
-class ProcessReaper : public QObject
+class ProcessReapers final
 {
-    Q_OBJECT
-
-public:
-    ProcessReaper(QProcess *p, int timeoutMs);
-    ~ProcessReaper() override;
-
-    int timeoutMs() const;
-    bool isFinished() const;
-    void nextIteration();
-
 private:
-    mutable QTimer m_iterationTimer;
-    QFutureInterface<void> m_futureInterface;
-    QProcess *m_process;
-    int m_emergencyCounter = 0;
-    QProcess::ProcessState m_lastState = QProcess::NotRunning;
-};
-
-class ReaperPrivate {
-public:
-    ~ReaperPrivate();
+    ~ProcessReapers();
+    ProcessReapers();
 
     QList<ProcessReaper *> m_reapers;
 
-private:
-    ReaperPrivate();
-
     friend class CorePlugin;
+    friend class ProcessReaper;
 };
 
 } // namespace Internal

src/plugins/debugger/breakhandler.cpp

@@ -59,16 +59,17 @@
 #endif
 
 #include <QApplication>
-#include <QTimerEvent>
-#include <QDir>
+#include <QCheckBox>
+#include <QComboBox>
 #include <QDebug>
+#include <QDir>
+#include <QFormLayout>
+#include <QGroupBox>
+#include <QMenu>
 #include <QSpinBox>
 #include <QStyledItemDelegate>
-#include <QComboBox>
-#include <QGroupBox>
-#include <QCheckBox>
-#include <QFormLayout>
-#include <QMenu>
+#include <QTimer>
+#include <QTimerEvent>
 
 using namespace Core;
 using namespace ProjectExplorer;