/// <summary>
/// Launches a battle.net client game using it's product code.
///
/// Using the product code will open the client window on the apropriate
/// tab after which enter key can be sent to start the game.
///
/// </summary>
/// <param name="cmd">Battle.net client ID command to launch.</param>
public override bool Launch(string cmd)
{
Logger.Information($"Looking for installPath for '{cmd}'");
string path = GetProductInstallPath(cmd);
if (String.IsNullOrEmpty(path))
{
Logger.Error($"Couldn't find install path for {cmd}");
return(false);
}
try
{
// This is the launch parameters used by the blizzard launchers like "World of Warcraft Launcher.exe"
// While the --game parameter is not suposed to be product code but a specific string like "wow_enus",
// "diablo3_enus" or "hs_beta" which means there's no patern to it or location i can extract it from.
//
// However during testing while --game is required it's content doesn't seem to be used for anything
// putting in any string would still launch the game correctly, so we just fill the product code so
// it's not empty.
// The other two fields, gamepath and productcode must be correct tough.
Process p = Process.Start(Path.Combine(InstallPath, Exe), $"--game={cmd} --gamepath=\"{path}\" --productcode={cmd}");
p.WaitForExit();
// Only wait for the battle.net client window to be in the foreground for
// a minute, otherwise exit
DateTime start = DateTime.Now;
while (DateTime.Now.Subtract(start).TotalMinutes < 1)
{
// Agressivly scans for the battle.net client window to hit the foreground
foreach (var proc in Process.GetProcesses())
{
if (proc.MainWindowTitle == "Battle.net")
{
Logger.Information("Found windows for battle.net client.");
// Small pause to give time for UI to update before
// sending the keypress, no wait will case it to launch
// the last game opened.
Thread.Sleep(500);
// To get this color check debug bmp in Program.DataPath
var button_color = Color.FromArgb(255, 0, 116, 224);
while (proc.MainWindowHandle == IntPtr.Zero)
{
Thread.Sleep(500);
}
var button_location = Point.Empty;
for (int i = 0; i < 3; i++)
{
button_location = WinApi.FindColorInProcessMainWindow(proc, button_color);
if (button_location != Point.Empty)
{
break;
}
Thread.Sleep(100);
}
Logger.Information("Sending Mouse click at window");
WinApi.ClickWithinWindow(proc.MainWindowHandle, button_location);
return(true);
}
}
}
Logger.Error("Failed to detect Battle.net client window in the foreground.");
return(false);
}
catch (Exception ex)
{
Logger.Error($"Couldn't start game using '{cmd}'.", ex);
return(false);
}
}