Kit: emit kitUpdated signals on changes to devices/toolchains/qt

That is even if the id did not change, but the actual objects
for those ids changed.

Change-Id: Ib176f18cf66b11436d046bf08a81db27fce458f9
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/projectexplorer/kitinformation.cpp

@@ -130,6 +130,8 @@ ToolChainKitInformation::ToolChainKitInformation()
             this, SIGNAL(validationNeeded()));
     connect(ToolChainManager::instance(), SIGNAL(toolChainUpdated(ProjectExplorer::ToolChain*)),
             this, SIGNAL(validationNeeded()));
+    connect(ToolChainManager::instance(), SIGNAL(toolChainUpdated(ProjectExplorer::ToolChain*)),
+            this, SLOT(toolChainUpdated(ProjectExplorer::ToolChain*)));
 }
 
 Core::Id ToolChainKitInformation::dataId() const
@@ -235,6 +237,13 @@ QString ToolChainKitInformation::msgNoToolChainInTarget()
     return tr("No compiler set in kit.");
 }
 
+void ToolChainKitInformation::toolChainUpdated(ToolChain *tc)
+{
+    foreach (Kit *k, KitManager::instance()->kits())
+        if (toolChain(k) == tc)
+            notifyAboutUpdate(k);
+}
+
 // --------------------------------------------------------------------------
 // DeviceTypeInformation:
 // --------------------------------------------------------------------------
@@ -317,6 +326,8 @@ DeviceKitInformation::DeviceKitInformation()
             this, SIGNAL(validationNeeded()));
     connect(DeviceManager::instance(), SIGNAL(deviceUpdated(Core::Id)),
             this, SIGNAL(validationNeeded()));
+    connect(DeviceManager::instance(), SIGNAL(deviceUpdated(Core::Id)),
+            this, SLOT(deviceUpdated(Core::Id)));
 }
 
 Core::Id DeviceKitInformation::dataId() const
@@ -403,4 +414,11 @@ void DeviceKitInformation::setDeviceId(Kit *k, const Core::Id id)
     k->setValue(Core::Id(DEVICE_INFORMATION), id.toString());
 }
 
+void DeviceKitInformation::deviceUpdated(const Core::Id &id)
+{
+    foreach (Kit *k, KitManager::instance()->kits())
+        if (deviceId(k) == id)
+            notifyAboutUpdate(k);
+}
+
 } // namespace ProjectExplorer

src/plugins/projectexplorer/kitinformation.h

@@ -117,6 +117,8 @@ public:
     static void setToolChain(Kit *k, ToolChain *tc);
 
     static QString msgNoToolChainInTarget();
+private slots:
+    void toolChainUpdated(ProjectExplorer::ToolChain *tc);
 };
 
 class PROJECTEXPLORER_EXPORT ToolChainMatcher : public KitMatcher
@@ -207,6 +209,8 @@ public:
     static Core::Id deviceId(const Kit *k);
     static void setDevice(Kit *k, IDevice::ConstPtr dev);
     static void setDeviceId(Kit *k, const Core::Id id);
+private slots:
+    void deviceUpdated(const Core::Id &id);
 };
 
 class PROJECTEXPLORER_EXPORT DeviceMatcher : public KitMatcher

src/plugins/projectexplorer/kitmanager.cpp

@@ -459,4 +459,9 @@ QString KitInformation::displayNamePostfix(const Kit *k) const
     return QString();
 }
 
+void KitInformation::notifyAboutUpdate(Kit *k)
+{
+    KitManager::instance()->notifyAboutUpdate(k);
+}
+
 } // namespace ProjectExplorer

src/plugins/projectexplorer/kitmanager.h

@@ -85,6 +85,9 @@ public:
 
     virtual QString displayNamePostfix(const Kit *k) const;
 
+protected:
+    void notifyAboutUpdate(Kit *k);
+
 signals:
     void validationNeeded();
 };
@@ -165,6 +168,7 @@ private:
     friend class ProjectExplorerPlugin; // for constructor
     friend class Kit;
     friend class Internal::KitModel;
+    friend class KitInformation; // for notifyAbutUpdate
 };
 
 } // namespace ProjectExplorer

src/plugins/qtsupport/qtkitinformation.cpp

@@ -45,6 +45,8 @@ QtKitInformation::QtKitInformation()
     setObjectName(QLatin1String("QtKitInformation"));
     connect(QtVersionManager::instance(), SIGNAL(qtVersionsChanged(QList<int>,QList<int>,QList<int>)),
             this, SIGNAL(validationNeeded()));
+    connect(QtVersionManager::instance(), SIGNAL(qtVersionsChanged(QList<int>,QList<int>,QList<int>)),
+            this, SLOT(qtVersionsChanged(QList<int>,QList<int>,QList<int>)));
 }
 
 Core::Id QtKitInformation::dataId() const
@@ -166,6 +168,17 @@ void QtKitInformation::setQtVersion(ProjectExplorer::Kit *k, const BaseQtVersion
         setQtVersionId(k, v->uniqueId());
 }
 
+void QtKitInformation::qtVersionsChanged(const QList<int> &addedIds,
+                                         const QList<int> &removedIds,
+                                         const QList<int> &changedIds)
+{
+    Q_UNUSED(addedIds);
+    Q_UNUSED(removedIds);
+    foreach (ProjectExplorer::Kit *k, ProjectExplorer::KitManager::instance()->kits())
+        if (changedIds.contains(qtVersionId(k)))
+            notifyAboutUpdate(k);
+}
+
 QtPlatformKitMatcher::QtPlatformKitMatcher(const QString &platform) :
     m_platform(platform)
 { }

src/plugins/qtsupport/qtkitinformation.h

@@ -66,6 +66,10 @@ public:
     static void setQtVersionId(ProjectExplorer::Kit *k, const int id);
     static BaseQtVersion *qtVersion(const ProjectExplorer::Kit *k);
     static void setQtVersion(ProjectExplorer::Kit *k, const BaseQtVersion *v);
+private slots:
+    void qtVersionsChanged(const QList<int> &addedIds,
+                           const QList<int> &removedIds,
+                           const QList<int> &changedIds);
 };
 
 class QTSUPPORT_EXPORT QtPlatformKitMatcher : public ProjectExplorer::KitMatcher