Use function objects for IRunConfigurationAspect::createConfigurationWidget

Change-Id: Ief70ed8fc2731ad21b00c74407ff4b659d705caf
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/plugins/debugger/debuggerrunconfigurationaspect.cpp

@@ -215,6 +215,7 @@ DebuggerRunConfigurationAspect::DebuggerRunConfigurationAspect(
 {
     setId("DebuggerAspect");
     setDisplayName(tr("Debugger settings"));
+    setRunConfigWidgetCreator([this] { return new Internal::DebuggerRunConfigWidget(this); });
 }
 
 void DebuggerRunConfigurationAspect::setUseQmlDebugger(bool value)
@@ -335,9 +336,4 @@ DebuggerRunConfigurationAspect *DebuggerRunConfigurationAspect::create
     return new DebuggerRunConfigurationAspect(runConfiguration);
 }
 
-RunConfigWidget *DebuggerRunConfigurationAspect::createConfigurationWidget()
-{
-    return new Internal::DebuggerRunConfigWidget(this);
-}
-
 } // namespace Debugger

src/plugins/debugger/debuggerrunconfigurationaspect.h

@@ -61,8 +61,6 @@ public:
     void fromMap(const QVariantMap &map);
     void toMap(QVariantMap &map) const;
 
-    ProjectExplorer::RunConfigWidget *createConfigurationWidget();
-
     bool useCppDebugger() const;
     void setUseCppDebugger(bool value);
     bool useQmlDebugger() const;

src/plugins/projectexplorer/environmentaspect.cpp

@@ -44,11 +44,7 @@ EnvironmentAspect::EnvironmentAspect(RunConfiguration *runConfig) :
 {
     setDisplayName(tr("Run Environment"));
     setId("EnvironmentAspect");
-}
-
-RunConfigWidget *EnvironmentAspect::createConfigurationWidget()
-{
-    return new EnvironmentAspectWidget(this);
+    setRunConfigWidgetCreator([this] { return new EnvironmentAspectWidget(this); });
 }
 
 int EnvironmentAspect::baseEnvironmentBase() const

src/plugins/projectexplorer/environmentaspect.h

@@ -41,9 +41,6 @@ class PROJECTEXPLORER_EXPORT EnvironmentAspect : public IRunConfigurationAspect
     Q_OBJECT
 
 public:
-    // IRunConfigurationAspect:
-    RunConfigWidget *createConfigurationWidget() override;
-
     virtual QList<int> possibleBaseEnvironments() const = 0;
     virtual QString baseEnvironmentDisplayName(int base) const = 0;
 

src/plugins/projectexplorer/runconfiguration.cpp

@@ -124,9 +124,9 @@ IRunConfigurationAspect::~IRunConfigurationAspect()
     transferred to the caller.
 */
 
-RunConfigWidget *IRunConfigurationAspect::createConfigurationWidget()
+RunConfigWidget *IRunConfigurationAspect::createConfigurationWidget() const
 {
-    return nullptr;
+    return m_runConfigWidgetCreator ? m_runConfigWidgetCreator() : nullptr;
 }
 
 void IRunConfigurationAspect::setProjectSettings(ISettingsAspect *settings)
@@ -161,6 +161,11 @@ void IRunConfigurationAspect::toMap(QVariantMap &map) const
     map.insert(m_id.toString() + QLatin1String(".UseGlobalSettings"), m_useGlobalSettings);
 }
 
+void IRunConfigurationAspect::setRunConfigWidgetCreator(const RunConfigWidgetCreator &runConfigWidgetCreator)
+{
+    m_runConfigWidgetCreator = runConfigWidgetCreator;
+}
+
 IRunConfigurationAspect *IRunConfigurationAspect::clone(RunConfiguration *runConfig) const
 {
     IRunConfigurationAspect *other = create(runConfig);

src/plugins/projectexplorer/runconfiguration.h

@@ -36,12 +36,9 @@
 #include <QPointer>
 #include <QWidget>
 
+#include <functional>
 #include <memory>
 
-QT_BEGIN_NAMESPACE
-class QFormLayout;
-QT_END_NAMESPACE
-
 namespace Utils { class OutputFormatter; }
 
 namespace ProjectExplorer {
@@ -121,7 +118,10 @@ public:
 
     virtual IRunConfigurationAspect *create(RunConfiguration *runConfig) const = 0;
     virtual IRunConfigurationAspect *clone(RunConfiguration *runConfig) const;
-    virtual RunConfigWidget *createConfigurationWidget();
+
+    using RunConfigWidgetCreator = std::function<RunConfigWidget *()>;
+    void setRunConfigWidgetCreator(const RunConfigWidgetCreator &runConfigWidgetCreator);
+    RunConfigWidget *createConfigurationWidget() const;
 
     void setId(Core::Id id) { m_id = id; }
     void setDisplayName(const QString &displayName) { m_displayName = displayName; }
@@ -151,6 +151,7 @@ private:
     RunConfiguration *m_runConfiguration = nullptr;
     ISettingsAspect *m_projectSettings = nullptr; // Owned if present.
     ISettingsAspect *m_globalSettings = nullptr;  // Not owned.
+    RunConfigWidgetCreator m_runConfigWidgetCreator;
 };
 
 class PROJECTEXPLORER_EXPORT ClonableConcept

src/plugins/qmlprofiler/qmlprofilerrunconfigurationaspect.cpp

@@ -43,6 +43,7 @@ QmlProfilerRunConfigurationAspect::QmlProfilerRunConfigurationAspect(
     setDisplayName(QCoreApplication::translate("QmlProfilerRunConfiguration", "QML Profiler Settings"));
     setUsingGlobalSettings(true);
     resetProjectToGlobalSettings();
+    setRunConfigWidgetCreator([this] { return new Debugger::AnalyzerRunConfigWidget(this); });
 }
 
 ProjectExplorer::IRunConfigurationAspect *QmlProfilerRunConfigurationAspect::create(
@@ -51,10 +52,5 @@ ProjectExplorer::IRunConfigurationAspect *QmlProfilerRunConfigurationAspect::cre
     return new QmlProfilerRunConfigurationAspect(runConfig);
 }
 
-ProjectExplorer::RunConfigWidget *QmlProfilerRunConfigurationAspect::createConfigurationWidget()
-{
-    return new Debugger::AnalyzerRunConfigWidget(this);
-}
-
 } // Internal
 } // QmlProfiler

src/plugins/qmlprofiler/qmlprofilerrunconfigurationaspect.h

@@ -37,8 +37,6 @@ public:
 
     ProjectExplorer::IRunConfigurationAspect *create(
             ProjectExplorer::RunConfiguration *runConfig) const;
-
-    ProjectExplorer::RunConfigWidget *createConfigurationWidget();
 };
 
 } // Internal

src/plugins/valgrind/valgrindruncontrolfactory.cpp

@@ -71,17 +71,13 @@ public:
         setDisplayName(QCoreApplication::translate("Valgrind::Internal::ValgrindRunConfigurationAspect", "Valgrind Settings"));
         setUsingGlobalSettings(true);
         resetProjectToGlobalSettings();
+        setRunConfigWidgetCreator([this] { return new AnalyzerRunConfigWidget(this); });
     }
 
     ValgrindRunConfigurationAspect *create(RunConfiguration *parent) const override
     {
         return new ValgrindRunConfigurationAspect(parent);
     }
-
-    RunConfigWidget *createConfigurationWidget() override
-    {
-        return new AnalyzerRunConfigWidget(this);
-    }
 };
 
 IRunConfigurationAspect *ValgrindRunControlFactory::createRunConfigurationAspect(RunConfiguration *rc)