internal IntPtr addHook(Win32.HookingIDs hID, WinAPI.LowLevelMouseProc callback)
{
if (ModuleHandle == IntPtr.Zero) {
using (var curProcess = Process.GetCurrentProcess())
using (var curModule = curProcess.MainModule) {
IntPtr ret = WinAPI.SetWindowsHookEx((int)hID, callback, WinAPI.GetModuleHandle(curModule.ModuleName), 0);
HookInfo info = new HookInfo();
info.hookID = ret;
info.callback = callback;
info.hID = hID;
hookIDs.Add(info);
return ret;
}
} else {
IntPtr ret = WinAPI.SetWindowsHookEx((int)hID, callback, ModuleHandle, 0);
HookInfo info = new HookInfo();
info.hookID = ret;
info.callback = callback;
info.hID = hID;
hookIDs.Add(info);
hookIDs.Add(info);
return ret;
}
}
internal HookInfo GetHookInfo(Win32.HookingIDs hID, WinAPI.LowLevelMouseProc callback)
{
foreach (HookInfo info in hookIDs) {
if (info.hID == hID && info.callback == callback)
return info;
}
return HookInfo.Empty;
}
internal IntPtr reHook(Win32.HookingIDs hID, WinAPI.LowLevelMouseProc callback)
{
removeHook(GetHookInfo(hID, callback).hookID);
return addHook(hID, callback);
}