Monitor.Windows.cpp

#include "Monitor.h"
#include "Unicode.h"
#include "../Logging/Logger.h"
 
#include <vector>
 
#include <Windows.h>
 
namespace {
  Cogs::Logging::Log  logger = Cogs::Logging::getLogger("Monitor");
}
 
void Cogs::Monitor::enumerate() {
  monitors.clear();
 
  LOG_DEBUG(logger, "Enumerating monitors...");
  EnumDisplayMonitors(nullptr, nullptr, &callback, 0);
}
 
BOOL Cogs::Monitor::callback(HMONITOR monitor, HDC, RECT* coords, LPARAM) {
  monitors.push_back({});
 
  Monitor&        m = monitors.back();
  MONITORINFOEXW  info = {};
 
  info.cbSize = sizeof(info);
  GetMonitorInfoW(monitor, &info);
 
  m.identifier = monitor;
  m.name = narrow(info.szDevice);
  m.position = glm::ivec2(coords->left, coords->top);
  m.size = glm::ivec2(coords->right - coords->left, coords->bottom - coords->top);
  m.primary = (info.dwFlags & MONITORINFOF_PRIMARY) ? true : false;
 
  LOG_DEBUG(logger, "Monitor %s: %d,%d %dx%d.", m.name.c_str(), m.position.x, m.position.y, m.size.x, m.size.y);
  return true;
}