src/notify.h

   1 #include <map>
   2 #include <cerrno>
   3 #include <Inotify.h>
   4 #include <FileSystemEvent.h>
   5 #include <experimental/filesystem>
   6 #include "project.h"
   7
   8 namespace fs = std::experimental::filesystem;
   9
  10 #define MAX_WDS 16
  11
  12 class NotifyService {
  13 public:
  14         NotifyService() : inotify{IN_MODIFY | IN_MOVED_TO} {}
  15
  16         void watch(std::shared_ptr<Project> project) {
  17                 inotify.watchDirectoryRecursively(project->basepath);
  18                 projects[project->basepath]= project;
  19         }
  20
  21         void _poll() {
  22                 auto event = inotify.nb_getNextEvent();
  23                 if (event) {
  24                         if (event->recursive_root_path) {
  25                                 auto path = *event->recursive_root_path;
  26                                 if (projects.find(path) != projects.end()) {
  27                                         std::cout << "=== reloading shaders ===\n";
  28                                         projects[path]->reload_shaders();
  29                                 }
  30                         }
  31                 }
  32         }
  33 private:
  34         Inotify inotify;
  35
  36         std::map<fs::path, std::shared_ptr<Project>> projects;
  37 };