CMake: handle emscripten and macOS app install

CMakeLists.txt

@@ -35,8 +35,8 @@ include(${CMAKE_CURRENT_LIST_DIR}/hello_imgui_cmake/utils/cache_hello_imgui_path
 include(hello_imgui_add_app)
 
 # HELLOIMGUI_ADD_APP_WITH_INSTALL: if ON, hello_imgui_add_app will add install() instructions for the app.
+# (this works under Windows, Linux, macOS, and emscripten)
 # On desktop platforms, it will install the "app exe" and the "assets" folder in the install folder.
-# (this works under Windows, Linux; and macOS if HELLOIMGUI_MACOS_NO_BUNDLE is ON)
 option(HELLOIMGUI_ADD_APP_WITH_INSTALL "Add cmake install() instructions with hello_imgui_add_app" ON)
 
 

hello_imgui_cmake/apple/hello_imgui_apple.cmake

@@ -89,4 +89,9 @@ function(hello_imgui_platform_customization app_name assets_location)
         hello_imgui_ios_copy_resources(${app_name} ${assets_location})
         hello_imgui_ios_add_icons(${app_name} ${assets_location})
     endif()
+
+    # Install app to install directory
+    if (MACOSX AND HELLOIMGUI_ADD_APP_WITH_INSTALL)
+        install(TARGETS ${app_name} DESTINATION ${CMAKE_INSTALL_PREFIX})
+    endif()
 endfunction()

hello_imgui_cmake/assets/him_assets_emscripten.cmake

@@ -9,4 +9,15 @@ function(hello_imgui_bundle_assets_from_folder app_name assets_folder)
     else()
         message(WARNING "hello_imgui_bundle_assets_from_folder: ignoring missing folder ${assets_folder}")
     endif()
+
+    if (HELLOIMGUI_ADD_APP_WITH_INSTALL)
+        hello_imgui_get_real_output_directory(${app_name} real_output_directory)
+        install(FILES
+            ${real_output_directory}/${app_name}.html
+            ${real_output_directory}/${app_name}.data
+            ${real_output_directory}/${app_name}.js
+            ${real_output_directory}/${app_name}.wasm
+            DESTINATION ${CMAKE_INSTALL_PREFIX}
+        )
+    endif()
 endfunction()

hello_imgui_cmake/emscripten/hello_imgui_emscripten.cmake

@@ -24,6 +24,9 @@ function(_hello_imgui_emscripten_add_js_css_resources app_name assets_location)
     # copy all files to the output directory (no configure_file here)
     foreach(resource_file ${resources_files})
         file(COPY ${resource_file} DESTINATION ${real_output_directory})
+        if(HELLOIMGUI_ADD_APP_WITH_INSTALL)
+            install(FILES ${resource_file} DESTINATION ${CMAKE_INSTALL_PREFIX})
+        endif()
     endforeach()
 endfunction()
 
@@ -115,6 +118,10 @@ function(_hello_imgui_create_emscripten_ico app_name assets_location)
         configure_file(${user_provided_app_png_icon} ${final_icon} COPYONLY)
     endif()
 
+    if (HELLOIMGUI_ADD_APP_WITH_INSTALL)
+        install(FILES ${final_icon} DESTINATION ${CMAKE_INSTALL_PREFIX})
+    endif()
+
 endfunction()