shiboken2: Generate extra includes into wrapper header

For wrapper types, generate the class-related extra includes into
the wrapper header since they might be required for it (for
example, instantiation type of a typedef typesystem entry).

Task-number: PYSIDE-1202
Change-Id: I9f57bdfe54d6273e4a1ffa9570e3352959dea480
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

1 files changed, 7 insertions, 1 deletions

diff --git a/sources/shiboken2/generator/shiboken2/headergenerator.cpp b/sources/shiboken2/generator/shiboken2/headergenerator.cpp
index 2d1b41443..36ccefb58 100644
--- a/sources/shiboken2/generator/shiboken2/headergenerator.cpp
+++ b/sources/shiboken2/generator/shiboken2/headergenerator.cpp
@@ -119,7 +119,13 @@ void HeaderGenerator::generateClass(QTextStream &s, const GeneratorContext &clas
         s << "#define protected public\n\n";
 
     //Includes
-    s << metaClass->typeEntry()->include() << Qt::endl;
+    auto typeEntry = metaClass->typeEntry();
+    s << typeEntry->include() << '\n';
+    if (classContext.useWrapper() && !typeEntry->extraIncludes().isEmpty()) {
+        s << "\n// Extra includes\n";
+        for (const Include &inc : typeEntry->extraIncludes())
+            s << inc.toString() << '\n';
+    }
 
     if (classContext.useWrapper() && usePySideExtensions() && metaClass->isQObject())
         s << "namespace PySide { class DynamicQMetaObject; }\n\n";