[niepce] Fix SelectionController::getLibraryClient().

[Hubert Figuière <hub src gnome org>]

commit fae46d4a09a44019f9b62ba4fd8b3c189f85f84f
Author: Hubert Figuiere <hub figuiere net>
Date:   Tue Jul 14 16:57:04 2009 -0400

    Fix SelectionController::getLibraryClient().

 ChangeLog                             |    2 ++
 src/niepce/ui/selectioncontroller.cpp |    4 +++-
 2 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 3235996..56aa424 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2009-07-14  Hubert Figuiere  <hub figuiere net>
 
+	* Fix SelectionController::getLibraryClient().
+
 	* Rework the FilmStrip to have a C++ control and less glitches.
 
 2009-07-13  Hubert Figuiere  <hub figuiere net>
diff --git a/src/niepce/ui/selectioncontroller.cpp b/src/niepce/ui/selectioncontroller.cpp
index 3169a1d..bb403a6 100644
--- a/src/niepce/ui/selectioncontroller.cpp
+++ b/src/niepce/ui/selectioncontroller.cpp
@@ -91,7 +91,9 @@ void SelectionController::selected(IImageSelectable * selectable)
 
 libraryclient::LibraryClient::Ptr SelectionController::getLibraryClient()
 {
-    return	std::tr1::dynamic_pointer_cast<NiepceWindow>(m_parent.lock())->getLibraryClient();
+    ModuleShell::Ptr shell = std::tr1::dynamic_pointer_cast<ModuleShell>(m_parent.lock());
+    DBG_ASSERT(shell, "parent not a ModuleShell");
+    return	shell->getLibraryClient();
 }
 
 inline int SelectionController::get_selection()