[gtk+] Fix gtk3-demo MSVC Project

[Chun-wei Fan <fanchunwei src gnome org>]

commit 2a4c7ea0731cb8f172bdea99553d785dfd0ab80e
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Mon Jun 24 14:25:31 2013 +0800

    Fix gtk3-demo MSVC Project
    
    Build the new listbox.c source file, as that file was missed.

 build/win32/vs10/gtk3-demo.vcxproj         |    1 +
 build/win32/vs10/gtk3-demo.vcxproj.filters |    3 +++
 build/win32/vs9/gtk3-demo.vcproj           |    1 +
 3 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/build/win32/vs10/gtk3-demo.vcxproj b/build/win32/vs10/gtk3-demo.vcxproj
index 8c3f4df..2b7489e 100644
--- a/build/win32/vs10/gtk3-demo.vcxproj
+++ b/build/win32/vs10/gtk3-demo.vcxproj
@@ -196,6 +196,7 @@
     <ClCompile Include="..\..\..\demos\gtk-demo\images.c" />
     <ClCompile Include="..\..\..\demos\gtk-demo\infobar.c" />
     <ClCompile Include="..\..\..\demos\gtk-demo\links.c" />
+    <ClCompile Include="..\..\..\demos\gtk-demo\listbox.c" />
     <ClCompile Include="..\..\..\demos\gtk-demo\list_store.c" />
     <ClCompile Include="..\..\..\demos\gtk-demo\main.c" />
     <ClCompile Include="..\..\..\demos\gtk-demo\menus.c" />
diff --git a/build/win32/vs10/gtk3-demo.vcxproj.filters b/build/win32/vs10/gtk3-demo.vcxproj.filters
index 07d6e06..9d0e1e6 100644
--- a/build/win32/vs10/gtk3-demo.vcxproj.filters
+++ b/build/win32/vs10/gtk3-demo.vcxproj.filters
@@ -92,6 +92,9 @@
     <ClCompile Include="..\..\..\demos\gtk-demo\links.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\demos\gtk-demo\listbox.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="..\..\..\demos\gtk-demo\list_store.c">
       <Filter>Source Files</Filter>
     </ClCompile>
diff --git a/build/win32/vs9/gtk3-demo.vcproj b/build/win32/vs9/gtk3-demo.vcproj
index 9e5bd83..bdecc5e 100644
--- a/build/win32/vs9/gtk3-demo.vcproj
+++ b/build/win32/vs9/gtk3-demo.vcproj
@@ -187,6 +187,7 @@
                        <File RelativePath="..\..\..\demos\gtk-demo\images.c" />
                        <File RelativePath="..\..\..\demos\gtk-demo\infobar.c" />
                        <File RelativePath="..\..\..\demos\gtk-demo\links.c" />
+                       <File RelativePath="..\..\..\demos\gtk-demo\listbox.c" />
                        <File RelativePath="..\..\..\demos\gtk-demo\list_store.c" />
                        <File RelativePath="..\..\..\demos\gtk-demo\main.c" />
                        <File RelativePath="..\..\..\demos\gtk-demo\menus.c" />