public static void GetActivationInfo()
{
AppActivationArguments args = AppInstance.GetCurrent().GetActivatedEventArgs();
ExtendedActivationKind kind = args.Kind;
ReportInfo($"ActivationKind: {kind}");
if (kind == ExtendedActivationKind.Launch)
{
if (args.Data is ILaunchActivatedEventArgs launchArgs)
{
string argString = launchArgs.Arguments;
string[] argStrings = argString.Split();
foreach (string arg in argStrings)
{
if (!string.IsNullOrWhiteSpace(arg))
{
ReportInfo(arg);
}
}
}
}
else if (kind == ExtendedActivationKind.File)
{
if (args.Data is IFileActivatedEventArgs fileArgs)
{
IStorageItem file = fileArgs.Files.FirstOrDefault();
if (file != null)
{
ReportInfo(file.Name);
}
}
}
}
private static async Task <bool> DetermineActivationKind()
{
bool isRedirect = false;
// Find out what kind of activation this is.
AppActivationArguments args = AppInstance.GetCurrent().GetActivatedEventArgs();
ExtendedActivationKind kind = args.Kind;
ReportInfo($"ActivationKind={kind}");
if (kind == ExtendedActivationKind.Launch)
{
// This is a launch activation: here we'll register for file activation.
ReportLaunchArgs("Main", args);
RegisterForFileActivation();
}
else if (kind == ExtendedActivationKind.File)
{
ReportFileArgs("Main", args);
try
{
// This is a file activation: here we'll get the file information,
// and register the file name as our instance key.
if (args.Data is IFileActivatedEventArgs fileArgs)
{
IStorageItem file = fileArgs.Files[0];
AppInstance keyInstance = AppInstance.FindOrRegisterForKey(file.Name);
ReportInfo($"Registered key = {keyInstance.Key}");
// If we successfully registered the file name, we must be the
// only instance running that was activated for this file.
if (keyInstance.IsCurrent)
{
// Report successful file name key registration.
ReportInfo($"IsCurrent=true; registered this instance for {file.Name}");
// Hook up the Activated event, to allow for this instance of the app
// getting reactivated as a result of multi-instance redirection.
keyInstance.Activated += OnActivated;
}
else
{
isRedirect = true;
await keyInstance.RedirectActivationToAsync(args);
}
}
}
catch (Exception ex)
{
ReportInfo($"Error getting instance information: {ex.Message}");
}
}
return(isRedirect);
}
private static void ReportFileArgs(string callSite, AppActivationArguments args)
{
ReportInfo($"called from {callSite}");
if (args.Data is IFileActivatedEventArgs fileArgs)
{
IStorageItem item = fileArgs.Files.FirstOrDefault();
if (item is StorageFile file)
{
ReportInfo($"file: {file.Name}");
}
}
}
private static void OnActivated(object sender, AppActivationArguments args)
{
ExtendedActivationKind kind = args.Kind;
if (kind == ExtendedActivationKind.Launch)
{
ReportLaunchArgs($"OnActivated ({activationCount++})", args);
}
else if (kind == ExtendedActivationKind.File)
{
ReportFileArgs($"OnActivated ({activationCount++})", args);
}
}
private static void ReportLaunchArgs(string callSite, AppActivationArguments args)
{
ReportInfo($"called from {callSite}");
if (args.Data is ILaunchActivatedEventArgs launchArgs)
{
string[] argStrings = launchArgs.Arguments.Split();
for (int i = 0; i < argStrings.Length; i++)
{
string argString = argStrings[i];
ReportInfo($"arg[{i}] = {argString}");
}
}
}
private void GetActivationInfo()
{
AppActivationArguments args = AppInstance.GetCurrent().GetActivatedEventArgs();
ExtendedActivationKind kind = args.Kind;
OutputMessage($"ActivationKind: {kind}");
if (kind == ExtendedActivationKind.Launch)
{
ILaunchActivatedEventArgs launchArgs = args.Data as ILaunchActivatedEventArgs;
if (launchArgs != null)
{
string argString = launchArgs.Arguments;
string[] argStrings = argString.Split();
foreach (string arg in argStrings)
{
if (!string.IsNullOrWhiteSpace(arg))
{
OutputMessage(arg);
}
}
}
}
else if (kind == ExtendedActivationKind.File)
{
IFileActivatedEventArgs fileArgs = args.Data as IFileActivatedEventArgs;
if (fileArgs != null)
{
IStorageItem file = fileArgs.Files.FirstOrDefault();
OutputMessage(file.Name);
}
}
else if (kind == ExtendedActivationKind.Protocol)
{
IProtocolActivatedEventArgs protocolArgs = args.Data as IProtocolActivatedEventArgs;
if (protocolArgs != null)
{
Uri uri = protocolArgs.Uri;
OutputMessage(uri.AbsoluteUri);
}
}
else if (kind == ExtendedActivationKind.StartupTask)
{
IStartupTaskActivatedEventArgs startupArgs = args.Data as IStartupTaskActivatedEventArgs;
if (startupArgs != null)
{
OutputMessage(startupArgs.TaskId);
}
}
}
// TODO This is an example method for the case when app is activated through a file.
// Feel free to remove this if you do not need this.
public void OnFileActivated(AppActivationArguments activatedEventArgs)
{
}
