[GUI] Remove Qt and make SofaImGUI as default viewer (sofa-framework#…

…5176)

* Add possibility to fetch and add by default for external plugins and set SofaGLFW as ON by default

* Remove Qt-based GUI from sources

* Add way to pull and build Sofa.Qt plugin

* Fix compilation

* Change order so SofaGLFW and SofaIMGUI are already in the target stack when runSofa produce the plugin_list.cong.default

* Merge master

* Make the packaging possible without Qt

* Remove GuiDataRepository that was Qt specific -> will need to include it to the Qt gui plugin

* Add fetchable Qt

Sofa/GUI/CMakeLists.txt

@@ -20,7 +20,7 @@ else()
     list(APPEND SOFAGUI_MISSINGTARGETS ${PROJECT_NAME}.Common)
 endif()
 
-set(SOFAGUI_DIRS Batch Qt)
+set(SOFAGUI_DIRS Batch)
 foreach(dir ${SOFAGUI_DIRS})
     sofa_add_subdirectory(plugin ${dir} ${PROJECT_NAME}.${dir} ON)
     if(TARGET ${PROJECT_NAME}.${dir})

Sofa/GUI/Common/CMakeLists.txt

@@ -35,7 +35,6 @@ set(HEADER_FILES
     ${SOFAGUICOMMON_ROOT}/BaseViewer.h
     ${SOFAGUICOMMON_ROOT}/ColourPickingVisitor.h
     ${SOFAGUICOMMON_ROOT}/FilesRecentlyOpenedManager.h
-    ${SOFAGUICOMMON_ROOT}/GuiDataRepository.h
     ${SOFAGUICOMMON_ROOT}/GUIManager.h
     ${SOFAGUICOMMON_ROOT}/MouseOperations.h
     ${SOFAGUICOMMON_ROOT}/OperationFactory.h
@@ -50,7 +49,6 @@ set(SOURCE_FILES
     ${SOFAGUICOMMON_ROOT}/BaseViewer.cpp
     ${SOFAGUICOMMON_ROOT}/ColourPickingVisitor.cpp
     ${SOFAGUICOMMON_ROOT}/FilesRecentlyOpenedManager.cpp
-    ${SOFAGUICOMMON_ROOT}/GuiDataRepository.cpp
     ${SOFAGUICOMMON_ROOT}/GUIManager.cpp
     ${SOFAGUICOMMON_ROOT}/MouseOperations.cpp
     ${SOFAGUICOMMON_ROOT}/PickHandler.cpp