From 3e0aae6872f1fc2a91a67693185ebccf6932da8c Mon Sep 17 00:00:00 2001
From: Christiaan Janssen <christiaan.janssen@digia.com>
Date: Wed, 21 Nov 2012 14:28:08 +0100
Subject: [PATCH] Creator Examples: providing custom examples-manifest.xml

The user can prevent the default loading of examples and
provide a custom example manifest file through the
environment variable QTC_EXAMPLE_FILE

Change-Id: Id458d321e2c8815312e338e458a5283ac64b5c95
Reviewed-by: hjk <qthjk@ovi.com>
---
 src/plugins/qtsupport/exampleslistmodel.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/plugins/qtsupport/exampleslistmodel.cpp b/src/plugins/qtsupport/exampleslistmodel.cpp
index 31f47223adf..35b3269e8d3 100644
--- a/src/plugins/qtsupport/exampleslistmodel.cpp
+++ b/src/plugins/qtsupport/exampleslistmodel.cpp
@@ -40,6 +40,7 @@
 #include <qtsupport/qtversionmanager.h>
 #include <utils/qtcassert.h>
 
+#include <utils/environment.h>
 #include <algorithm>
 
 using QtSupport::QtVersionManager;
@@ -309,6 +310,16 @@ QStringList ExamplesListModel::exampleSources(QString *examplesFallback, QString
     QStringList sources;
     QString resourceDir = Core::ICore::resourcePath() + QLatin1String("/welcomescreen/");
 
+    // overriding examples with a custom XML file
+    QString exampleFileEnvKey = QLatin1String("QTC_EXAMPLE_FILE");
+    if (Utils::Environment::systemEnvironment().hasKey(exampleFileEnvKey)) {
+        QString filePath = Utils::Environment::systemEnvironment().value(exampleFileEnvKey);
+        if (filePath.endsWith(QLatin1String(".xml")) && QFileInfo(filePath).exists()) {
+            sources.append(filePath);
+            return sources;
+        }
+    }
+
     // Qt Creator shipped tutorials
     sources << (resourceDir + QLatin1String("/qtcreator_tutorials.xml"));