/// <summary>
/// Launches Chrome using the specified options
/// </summary>
static public async Task LaunchAsync(ChromeStartOptions Options, Action Closed = null)
{
if (Browser == null)
{
// prepare options
IsAspNetCoreApp = Options.IsAspNetCoreApp;
if (!string.IsNullOrWhiteSpace(Options.ContentFolder))
{
ContentFolder = Path.GetFullPath(Options.ContentFolder);
}
HomeUrl = !IsAspNetCoreApp ? $@"http://{SStaticApp}:{Port}/{Options.HomeUrl}" : $"http://localhost:{Port}";
List <string> ArgList = new List <string>(DefaultArgs);
// --app=data:text/html,TITLE
string AppValue = !IsAspNetCoreApp ? "data:text/html, loading..." : Chrome.HomeUrl;
ArgList.Add($"--app={AppValue}"); // The --app= argument opens Chrome in app mode that is no fullscreen, no url bar, just the window
ArgList.Add($"--window-size={Options.Width},{Options.Height}");
ArgList.Add($"--window-position={Options.Left},{Options.Top}");
LaunchOptions LaunchOptions = new LaunchOptions
{
Devtools = false,
Headless = false,
Args = ArgList.ToArray(),
ExecutablePath = !string.IsNullOrWhiteSpace(Options.ChromePath) ? Options.ChromePath : GetChromPath(),
DefaultViewport = null
};
// launch Chrome
Browser = await Puppeteer.LaunchAsync(LaunchOptions).ConfigureAwait(false);
// get the main tab page
Page[] Pages = await Browser.PagesAsync().ConfigureAwait(false);
TabPage = Pages[0];
// event handler for requests when this is a static app, meaning an ordinary HTML Application totally comprised of static files
if (!IsAspNetCoreApp)
{
await TabPage.SetRequestInterceptionAsync(true).ConfigureAwait(false);
TabPage.Request += StaticAppRequestHandler;
await TabPage.GoToAsync(Chrome.HomeUrl, WaitUntilNavigation.DOMContentLoaded).ConfigureAwait(false);
}
// event handler for close
TabPage.Close += (sender, ea) => {
Closed?.Invoke();
Closed = null;
TabPage = null;
if (!Browser.IsClosed)
{
Browser.CloseAsync();
}
Browser = null;
};
}
}
/// <summary>
/// Launches Chrome using the specified options
/// </summary>
static public void Launch(ChromeStartOptions Options, Action Closed = null)
{
LaunchAsync(Options, Closed).GetAwaiter().GetResult();
}
