#ifndef _BROWSER_UTIL_WIN_H_
#define _BROWSER_UTIL_WIN_H_
#pragma once

#include <windows.h>
#include <string>

#include "include/internal/cef_types_wrappers.h"


// Helper macros for splitting and combining the int64 frame ID value.
#define MAKE_INT64(int_low, int_high) \
    ((int64) (((int) (int_low)) | ((int64) ((int) (int_high))) << 32))
#define LOW_INT(int64_val) ((int) (int64_val))
#define HIGH_INT(int64_val) ((int) (((int64) (int64_val) >> 32) & 0xFFFFFFFFL))

namespace browser
{

// Set the window's user data pointer.
void SetUserDataPtr(HWND hWnd, void* ptr);

// Return the window's user data pointer.
template <typename T>
T GetUserDataPtr(HWND hWnd) {
  return reinterpret_cast<T>(GetWindowLongPtr(hWnd, GWLP_USERDATA));
}

// Set the window's window procedure pointer and return the old value.
WNDPROC SetWndProcPtr(HWND hWnd, WNDPROC wndProc);

// Return the resource string with the specified id.
std::wstring GetResourceString(UINT id);

int GetCefMouseModifiers(WPARAM wparam);
int GetCefKeyboardModifiers(WPARAM wparam, LPARAM lparam);
bool IsKeyDown(WPARAM wparam);

// Returns the device scale factor. For example, 200% display scaling will
// return 2.0.
float GetDeviceScaleFactor();

CefKeyEvent ToCefKeyEvent(UINT message, WPARAM wParam, LPARAM lParam);

}  // namespace browser

#endif  // _BROWSER_UTIL_WIN_H_