MacOS: places juCi++ in front at startup for MacOS versions Mojave and earlier

CMakeLists.txt

@@ -16,7 +16,9 @@ set(CPACK_DEBIAN_PACKAGE_HOMEPAGE "https://gitlab.com/cppit/jucipp")
 set(CPACK_DEBIAN_PACKAGE_SHLIBDEPS ON)
 include(CPack)
 
-add_compile_options(-std=c++1y -pthread -Wall -Wextra -Wno-unused-parameter)
+set(CMAKE_CXX_STANDARD 14)
+
+add_compile_options(-pthread -Wall -Wextra -Wno-unused-parameter)
 add_definitions(-DJUCI_VERSION="${JUCI_VERSION}")
 if(CMAKE_BUILD_TYPE STREQUAL "")
   add_compile_options(-O3)

src/CMakeLists.txt

@@ -40,7 +40,7 @@ target_link_libraries(juci_shared
   tiny-process-library
 )
 
-add_executable(juci
+set(JUCI_FILES
   config.cc
   dialogs.cc
   dialogs_unix.cc
@@ -54,8 +54,18 @@ add_executable(juci
   tooltips.cc
   window.cc
 )
+if(APPLE)
+  list(APPEND JUCI_FILES window_macos.m)
+endif()
+
+add_executable(juci ${JUCI_FILES})
 target_link_libraries(juci juci_shared)
 
+if(APPLE)
+  target_link_libraries(juci "-framework Foundation -framework AppKit")
+endif()
+
+
 install(TARGETS juci RUNTIME DESTINATION bin)
 if(${CMAKE_SYSTEM_NAME} MATCHES Linux|.*BSD|DragonFly)
   install(FILES "${CMAKE_SOURCE_DIR}/share/juci.desktop"

src/juci.cc

@@ -9,6 +9,10 @@
 #ifndef _WIN32
 #include <csignal>
 #endif
+#ifdef __APPLE__
+#include "dispatcher.h"
+#include "window_macos.h"
+#endif
 
 int Application::on_command_line(const Glib::RefPtr<Gio::ApplicationCommandLine> &cmd) {
   Glib::set_prgname("juci");
@@ -104,6 +108,13 @@ void Application::on_activate() {
       view->scroll_to_cursor_delayed(true, false);
     }
   }
+
+#ifdef __APPLE__
+  static Dispatcher dispatcher;
+  dispatcher.post([] {
+    macos_force_foreground_level(); // Must run after all other events
+  });
+#endif
 }
 
 void Application::on_startup() {

src/window_macos.h

@@ -0,0 +1,6 @@
+#pragma once
+
+extern "C" {
+/// Based on https://stackoverflow.com/a/47497879
+void macos_force_foreground_level();
+}

src/window_macos.m

@@ -0,0 +1,5 @@
+#import <AppKit/AppKit.h>
+
+void macos_force_foreground_level() {
+  [NSApp activateIgnoringOtherApps: YES];
+}