QmlDesigner: Track if QDS was opened from QtC

Task-number: QDS-6315
Change-Id: I4109e9c98ff5c27b4096b1af32ae945aec10c123
Reviewed-by: Henning Gründl <henning.gruendl@qt.io>

src/plugins/qmldesigner/qmldesignerplugin.cpp

@@ -312,8 +312,11 @@ bool QmlDesignerPlugin::delayedInitialize()
     d->viewManager.registerFormEditorTool(std::make_unique<QmlDesigner::PathTool>());
     d->viewManager.registerFormEditorTool(std::make_unique<QmlDesigner::TransitionTool>());
 
-    if (QmlProjectManager::QmlProject::isQtDesignStudio())
+    if (QmlProjectManager::QmlProject::isQtDesignStudio()) {
         emitUsageStatistics("StandaloneMode");
+        if (QmlProjectManager::QmlProject::isQtDesignStudioStartedFromQtC())
+            emitUsageStatistics("QDSlaunchedFromQtC");
+    }
 
     return true;
 }

src/plugins/qmlprojectmanager/qmlproject.cpp

@@ -517,6 +517,11 @@ bool QmlProject::isQtDesignStudio()
     return settings->value(qdsStandaloneEntry, false).toBool();
 }
 
+bool QmlProject::isQtDesignStudioStartedFromQtC()
+{
+    return qEnvironmentVariableIsSet(Constants::enviromentLaunchedQDS);
+}
+
 ProjectExplorer::DeploymentKnowledge QmlProject::deploymentKnowledge() const
 {
     return DeploymentKnowledge::Perfect;

src/plugins/qmlprojectmanager/qmlproject.h

@@ -147,6 +147,7 @@ public:
     ProjectExplorer::Tasks projectIssues(const ProjectExplorer::Kit *k) const final;
 
     static bool isQtDesignStudio();
+    static bool isQtDesignStudioStartedFromQtC();
 
     bool isEditModePreferred() const override;
 

src/plugins/qmlprojectmanager/qmlprojectconstants.h

@@ -41,5 +41,7 @@ const char customQt6Project[] = "CustomQt6Project";
 const char mainFilePath[] = "MainFilePath";
 const char customImportPaths[] = "CustomImportPaths";
 const char canonicalProjectDir[] ="CanonicalProjectDir";
+
+const char enviromentLaunchedQDS[] = "QTC_LAUNCHED_QDS";
 } // namespace Constants
 } // namespace QmlProjectManager

src/plugins/qmlprojectmanager/qmlprojectplugin.cpp

@@ -25,6 +25,7 @@
 
 #include "qmlprojectplugin.h"
 #include "qmlproject.h"
+#include "qmlprojectconstants.h"
 #include "qmlprojectrunconfiguration.h"
 
 #include <coreplugin/editormanager/editormanager.h>
@@ -105,6 +106,7 @@ void QmlProjectPlugin::openQDS(const Utils::FilePath &fileName)
 {
     const Utils::FilePath &qdsPath = QmlProjectPlugin::qdsInstallationEntry();
     bool qdsStarted = false;
+    qputenv(Constants::enviromentLaunchedQDS, "true");
     //-a and -client arguments help to append project to open design studio application
     if (Utils::HostOsInfo::isMacHost())
         qdsStarted = Utils::QtcProcess::startDetached(