Reduce compiler warnings: replace qAsConst with std::as_const and update event localPos() to position()

Replaced deprecated qAsConst usages in built modules and updated QMouseEvent::localPos() to position() per Qt6 deprecation guidance.\n\nCo-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

cmake/FindPopplerQt5.cmake

@@ -45,9 +45,29 @@ if(NOT _poppler_version_bad)
   set(POPPLER_QT5_FOUND FALSE)
 
   # try library name discovered by pkg-config (poppler-qt6 or poppler-qt5)
-  find_library(POPPLER_QT5_LIBRARY ${_pc_poppler_pkgname}
-               HINTS ${_pc_poppler_LIBRARY_DIRS}
-  )
+  # Attempt to use pkg-config-provided absolute library path variable if available
+  if(_pc_poppler_FOUND)
+    # construct the variable name pkgcfg_lib__pc_poppler_<pkgname>
+    set(_pkg_var "pkgcfg_lib__pc_poppler_${_pc_poppler_pkgname}")
+    message(STATUS "FindPoppler: pkg-config found ${_pc_poppler_pkgname}, var ${_pkg_var} defined? ${${_pkg_var}}")
+    if(DEFINED ${_pkg_var})
+      set(POPPLER_QT5_LIBRARY ${${_pkg_var}})
+      message(STATUS "FindPoppler: using pkgcfg path ${POPPLER_QT5_LIBRARY}")
+    endif()
+  endif()
+  if(NOT POPPLER_QT5_LIBRARY)
+    find_library(POPPLER_QT5_LIBRARY ${_pc_poppler_pkgname}
+                 HINTS ${_pc_poppler_LIBRARY_DIRS}
+    )
+  endif()
+  # fallback: try common library names if pkg-config hints didn't help
+  if(NOT POPPLER_QT5_LIBRARY)
+    find_library(POPPLER_QT5_LIBRARY NAMES poppler-qt6 poppler-qt5)
+  endif()
+  # extra fallback paths commonly used on Debian/Ubuntu
+  if(NOT POPPLER_QT5_LIBRARY)
+    find_library(POPPLER_QT5_LIBRARY NAMES poppler-qt6 poppler-qt5 PATHS /usr/lib/x86_64-linux-gnu /usr/lib /usr/local/lib)
+  endif()
 
   # check for headers for both qt5 and qt6 layouts
   find_path(POPPLER_QT5_INCLUDE_DIR poppler-qt6.h poppler-qt5.h
@@ -59,10 +79,21 @@ if(NOT _poppler_version_bad)
             PATH_SUFFIXES poppler
   )
 
-  if(POPPLER_QT5_LIBRARY AND POPPLER_QT5_INCLUDE_DIR AND POPPLER_QT5_INCLUDE_DIR_core)
-    list(APPEND POPPLER_QT5_INCLUDE_DIR "${POPPLER_QT5_INCLUDE_DIR_core}")
-    set(POPPLER_QT5_FOUND TRUE)
-  endif(POPPLER_QT5_LIBRARY AND POPPLER_QT5_INCLUDE_DIR AND POPPLER_QT5_INCLUDE_DIR_core)
+  if(POPPLER_QT5_LIBRARY AND POPPLER_QT5_INCLUDE_DIR AND POPPLER_QT5_INCLUDE_DIR_core)
+    list(APPEND POPPLER_QT5_INCLUDE_DIR "${POPPLER_QT5_INCLUDE_DIR_core}")
+    set(POPPLER_QT5_FOUND TRUE)
+    # Expose a modern imported target for consumers
+    if(NOT TARGET PopplerQt5::Poppler)
+      add_library(PopplerQt5::Poppler UNKNOWN IMPORTED)
+      set_target_properties(PopplerQt5::Poppler PROPERTIES
+        IMPORTED_LOCATION "${POPPLER_QT5_LIBRARY}"
+        INTERFACE_INCLUDE_DIRECTORIES "${POPPLER_QT5_INCLUDE_DIR}"
+      )
+    endif()
+    # Also cache the library path so other CMakeLists can link directly
+    set(POPPLER_QT5_LIBRARY "${POPPLER_QT5_LIBRARY}" CACHE FILEPATH "Path to poppler-qt library")
+    set(POPPLER_QT5_INCLUDE_DIR "${POPPLER_QT5_INCLUDE_DIR}" CACHE PATH "Poppler include dirs")
+  endif(POPPLER_QT5_LIBRARY AND POPPLER_QT5_INCLUDE_DIR AND POPPLER_QT5_INCLUDE_DIR_core)
 endif(NOT _poppler_version_bad)
 
 if(POPPLER_QT5_LIBRARY AND POPPLER_QT5_INCLUDE_DIR)

cmake/NGLMacros.cmake

@@ -55,6 +55,18 @@ if(NOT COMMAND QT5_WRAP_CPP)
   endmacro()
 endif()
 
+# NGL_WRAP_UI: ensure .ui files are added to source lists so CMake's AUTOUIC can process them
+if(NOT COMMAND NGL_WRAP_UI)
+  macro(NGL_WRAP_UI _out)
+    # Append provided UI files to the given source list variable
+    set(_cur "${${_out}}")
+    foreach(_ui ${ARGN})
+      list(APPEND _cur ${_ui})
+    endforeach()
+    set(${_out} "${_cur}" PARENT_SCOPE)
+  endmacro()
+endif()
+
 
 SET(_default_build OFF)
 IF(BUILD_ALL)