private UIObject LaunchApp()
{
UIObject coreWindow = null;
// Launch sometimes times out but the app is just slow to launch and Launch has what appears to be
// a 5-second timeout built in. 5 seconds isn't always enough in VM scenarios. If we try again,
// Launch will see that the app is already running and move on.
const int MaxLaunchRetries = 5;
for (int retries = 1; retries <= MaxLaunchRetries; ++retries)
{
try
{
Log.Comment("Attempting launch, try #{0}...", retries);
if (_isPackaged)
{
coreWindow = _isUWPApp ? LaunchUWPApp() : LaunchNonUWPApp(_packageName);
}
else
{
using (AppLaunchWaiter launchWaiter = new AppLaunchWaiter(_windowCondition))
{
string unpackagedExeFullPath = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), _unpackagedExePath);
Process.Start(unpackagedExeFullPath);
launchWaiter.Wait();
coreWindow = launchWaiter.Source;
}
}
Log.Comment("Launch successful!");
break;
}
catch (Exception ex)
{
Log.Comment("Failed to launch app. Exception: " + ex.ToString());
if (retries < MaxLaunchRetries)
{
Log.Comment("UAPApp.Launch might not have waited long enough, trying again {0}", retries);
Thread.Sleep(TimeSpan.FromSeconds(10)); // Give a healthy wait time.
}
else
{
Log.Comment("Dumping UIA tree...");
LogDumpTree();
Log.Error("Could not launch app {0} with top-level window condition '{1}'!", _appName, CreateTopLevelWindowCondition().ToString());
throw;
}
}
}
return(coreWindow);
}
public static UIObject LaunchEx(string appName, UICondition topLevelWindowCondition)
{
Log.Out(msg: "Launch");
UIObject source;
using (var appLaunchWaiter = new AppLaunchWaiter(topLevelWindowCondition: topLevelWindowCondition)) {
AppStateManagementUtils.LaunchApplication(AumId: appName);
appLaunchWaiter.Wait();
source = appLaunchWaiter.Source;
}
return(GetTopLevelUIObject(topWindow: source));
}
public static UIObject Launch(string appName, UICondition topLevelWindowCondition)
{
Log.Out(msg: nameof(Launch));
UIObject source;
using (var appLaunchWaiter = new AppLaunchWaiter(topLevelWindowCondition: topLevelWindowCondition)) {
new ApplicationActivationManager().ActivateApplication(appUserModelId: appName, arguments: null, options: ActivateOptions.None, processId: out var _);
appLaunchWaiter.Wait();
source = appLaunchWaiter.Source;
}
return(GetTopLevelUIObject(topWindow: source));
}
public static UIObject LaunchForProtocol(
string appName,
string uri,
UICondition topLevelWindowCondition)
{
Log.Out(msg: nameof(LaunchForProtocol));
var riid1 = new Guid(g: "43826d1e-e718-42ee-bc55-a1e261c37bfe");
IShellItem shellItem;
SHCreateItemFromParsingName(path: uri, pbc: IntPtr.Zero, riid: ref riid1, shellItem: out shellItem);
var riid2 = new Guid(g: "b63ea76d-1f85-456f-a19c-48159efa858b");
IShellItemArray ppenum;
STORAGE_SHCreateShellItemArrayFromShellItem(psi: shellItem, riid: ref riid2, ppenum: out ppenum);
UIObject source;
using (var appLaunchWaiter = new AppLaunchWaiter(topLevelWindowCondition: topLevelWindowCondition)) {
new ApplicationActivationManager().ActivateForProtocol(appUserModelId: appName, itemArray: ppenum, processId: out var _);
appLaunchWaiter.Wait();
source = appLaunchWaiter.Source;
}
return(GetTopLevelUIObject(topWindow: source));
}
