private void run_CheckedChanged(object sender, EventArgs e)
{
if (run.Checked)
{
WinApi.AddClipboardFormatListener(this.Handle);
}
else
{
WinApi.RemoveClipboardFormatListener(this.Handle);
}
}
private async Task InitWithRetry()
{
// AddClipboardFormatListener may fail when
// another app clipboard operation is in progress
const int retryDelay = 500;
int retryAttempts = 10;
while (true)
{
if (WinApi.AddClipboardFormatListener(this.Handle))
{
return;
}
if (--retryAttempts <= 0)
{
break;
}
await Task.Delay(retryDelay);
}
throw new System.ComponentModel.Win32Exception(Marshal.GetLastWin32Error());
}
public NotificationForm()
{
WinApi.SetParent(Handle, WinApi.HWND_MESSAGE);
WinApi.AddClipboardFormatListener(Handle);
}
private void RegisterClipboard()
{
WinApi.AddClipboardFormatListener(Handle);
}
