Waybar/include/util/css_reload_helper.hpp

50 lines
1.0 KiB
C++

#pragma once
#include <atomic>
#include <condition_variable>
#include <functional>
#include <mutex>
#include <string>
#include <thread>
#include <vector>
struct pollfd;
namespace waybar {
class CssReloadHelper {
public:
CssReloadHelper(std::string cssFile, std::function<void()> callback);
~CssReloadHelper();
virtual void monitorChanges();
void stop();
protected:
std::vector<std::string> parseImports(const std::string& cssFile);
void parseImports(const std::string& cssFile,
std::unordered_map<std::string, bool>& imports);
void watchFiles(const std::vector<std::string>& files);
bool handleInotifyEvents(int fd);
bool watch(int inotifyFd, pollfd * pollFd);
virtual std::string getFileContents(const std::string& filename);
virtual std::string findPath(const std::string& filename);
private:
std::string m_cssFile;
std::function<void()> m_callback;
std::atomic<bool> m_running = false;
std::thread m_thread;
std::mutex m_mutex;
std::condition_variable m_cv;
};
} // namespace waybar