Improve DBus XML code generation

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

interfaces/CMakeLists.txt

@@ -15,18 +15,43 @@ link_directories(
     ${DBUS_TQT_LIBRARY_DIRS}
 )
 
-set(filechooser_HDRS filechooserInterface.h filechooserProxy.h introspectableInterface.h)
-set(filechooser_SRCS filechooserInterface.cpp filechooserProxy.cpp introspectableInterface.cpp)
+set(interfaces filechooser)
+
+foreach(interface IN LISTS interfaces)
+    set(interface_HDRS
+        introspectableInterface.h
+        ${interface}Interface.h
+        ${interface}Proxy.h
+        desktopNode.h
+        dbusbaseNode.h
+    )
+
+    set(interface_SRCS
+        introspectableInterface.cpp
+        ${interface}Interface.cpp
+        ${interface}Proxy.cpp
+        desktopNode.cpp
+        dbusbaseNode.cpp
+    )
+
+    set(interface_xml ${CMAKE_CURRENT_SOURCE_DIR}/${interface}.xml)
 
     add_custom_command(
-    OUTPUT ${filechooser_HDRS} ${filechooser_SRCS}
-    COMMAND ${DBUSXML2QT3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/filechooser.xml
-    DEPENDS filechooser.xml
+        OUTPUT ${interface_HDRS} ${interface_SRCS}
+        COMMAND ${DBUSXML2QT3_EXECUTABLE} ${interface_xml}
+        DEPENDS ${interface_xml}
         WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
     )
 
+    add_custom_target(${interface} DEPENDS ${interface_SRCS})
+
+    list(APPEND interfaces_SRCS ${interface_SRCS})
+
+endforeach()
+
 tde_add_library(portalinterfaces STATIC_PIC AUTOMOC
-    SOURCES ${filechooser_SRCS}
+    DEPENDENCIES ${interfaces}
+    SOURCES ${interfaces_SRCS}
     LINK ${DBUS_TQT_LIBRARIES}
 )
 

interfaces/filechooser.xml

@@ -1,5 +1,5 @@
 <!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object Introspection 1.0//EN" "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
-<node name="/">
+<node name="/org/freedesktop/portal/desktop">
  <interface name="org.freedesktop.impl.portal.FileChooser">
   <method name="OpenFile">
    <arg name="handle" type="o" direction="in" />

src/CMakeLists.txt

@@ -7,7 +7,6 @@
 ################################################################################
 
 include_directories(
-    ${CMAKE_BINARY_DIR}
     ${CMAKE_CURRENT_BINARY_DIR}
     ${CMAKE_CURRENT_SOURCE_DIR}
     ${TDE_INCLUDE_DIR}