public void ExcelAppConverter_CanGetAppFromMainWindowHandleIfWorkbookIsOpen()
{
var processId = StartExcelWithWorkbook();
try {
var process = Process.GetProcessById(processId);
Assert.NotNull(process);
var fetcher = new Fetcher <int>(
getValue: () => process.MainWindowHandle.ToInt32(),
valueFilter: x => (x != 0) && ExcelAppConverter.GetClassNameFromWindowHandle(x) == "XLMAIN",
timeoutSeconds: 5);
var handle = fetcher.Fetch();
Assert.AreNotEqual(0, handle);
var app = ExcelAppConverter.AppFromMainWindowHandle(handle);
Assert.NotNull(app);
}
finally {
KillProcess(processId);
}
}
public void PrintProcessMainWindowHandles()
{
var id = StartExcelWithWorkbook();
var process = Process.GetProcessById(id);
try {
Task.Run(() => {
while (true)
{
foreach (var handle in process.WindowHandles())
{
var className = ExcelAppConverter.GetClassNameFromWindowHandle(handle.ToInt32());
Debug.WriteLine($"Process: {id}, Hwnd: {handle}, ClassName: {className}");
}
Thread.Sleep(100);
}
});
Thread.Sleep(10000);
}
finally {
KillProcess(id);
}
}