private static void Send(ISiEngine siEngine, List <SiEvent> l)
{
bool bHasClipOp = l.Exists(SendInputEx.IsClipboardOp);
ClipboardEventChainBlocker cev = null;
ClipboardContents cnt = null;
if (bHasClipOp)
{
cev = new ClipboardEventChainBlocker();
cnt = new ClipboardContents(true, true);
}
try { SendPriv(siEngine, l); }
finally
{
if (bHasClipOp)
{
ClipboardUtil.Clear();
cnt.SetData();
cev.Dispose();
}
}
}
private static void SendPriv(ISiEngine siEngine, List <SiEvent> l)
{
// For 2000 alphanumeric characters:
// * KeePass 1.26: 0:31 min
// * KeePass 2.24: 1:58 min
// * New engine of KeePass 2.25 with default delay DD:
// * DD = 1: 0:31 min
// * DD = 31: 1:03 min
// * DD = 32: 1:34 min
// * DD = 33: 1:34 min
// * DD = 43: 1:34 min
// * DD = 46: 1:34 min
// * DD = 47: 2:05 min
// * DD = 49: 2:05 min
// * DD = 59: 2:05 min
uint uDefaultDelay = 33; // Slice boundary + 1
// Induced by SiEngineWin.TrySendCharByKeypresses
uDefaultDelay += 2;
int iDefOvr = Program.Config.Integration.AutoTypeInterKeyDelay;
if (iDefOvr >= 0)
{
if (iDefOvr == 0)
{
iDefOvr = 1; // 1 ms is minimum
}
uDefaultDelay = (uint)iDefOvr;
}
bool bFirstInput = true;
foreach (SiEvent si in l)
{
// Also delay key modifiers, as a workaround for applications
// with broken time-dependent message processing;
// https://sourceforge.net/p/keepass/bugs/1213/
if ((si.Type == SiEventType.Key) || (si.Type == SiEventType.Char) ||
(si.Type == SiEventType.KeyModifier))
{
if (!bFirstInput)
{
siEngine.Delay(uDefaultDelay);
}
bFirstInput = false;
}
switch (si.Type)
{
case SiEventType.Key:
siEngine.SendKey(si.VKey, si.ExtendedKey, si.Down);
break;
case SiEventType.KeyModifier:
if (si.Down.HasValue)
{
siEngine.SetKeyModifier(si.KeyModifier, si.Down.Value);
}
else
{
Debug.Assert(false);
}
break;
case SiEventType.Char:
siEngine.SendChar(si.Char, si.Down);
break;
case SiEventType.Delay:
siEngine.Delay(si.Delay);
break;
case SiEventType.SetDefaultDelay:
uDefaultDelay = si.Delay;
break;
case SiEventType.ClipboardCopy:
if (!string.IsNullOrEmpty(si.Text))
{
ClipboardUtil.Copy(si.Text, false, false, null,
null, IntPtr.Zero);
}
else if (si.Text != null)
{
ClipboardUtil.Clear();
}
break;
case SiEventType.AppActivate:
AppActivate(si);
break;
case SiEventType.Beep:
Beep(si);
break;
default:
Debug.Assert(false);
break;
}
// Extra delay after tabs
if (((si.Type == SiEventType.Key) && (si.VKey == (int)Keys.Tab)) ||
((si.Type == SiEventType.Char) && (si.Char == '\t')))
{
if (uDefaultDelay < 100)
{
siEngine.Delay(uDefaultDelay);
}
}
}
}
private static void Send(ISiEngine siEngine, List<SiEvent> l)
{
bool bHasClipOp = l.Exists(SendInputEx.IsClipboardOp);
ClipboardEventChainBlocker cev = null;
ClipboardContents cnt = null;
if(bHasClipOp)
{
cev = new ClipboardEventChainBlocker();
cnt = new ClipboardContents(true, true);
}
try { SendPriv(siEngine, l); }
finally
{
if(bHasClipOp)
{
ClipboardUtil.Clear();
cnt.SetData();
cev.Release();
}
}
}
private static void SendPriv(ISiEngine siEngine, List<SiEvent> l)
{
// For 2000 alphanumeric characters:
// * KeePass 1.26: 0:31 min
// * KeePass 2.24: 1:58 min
// * New engine of KeePass 2.25 with default delay DD:
// * DD = 1: 0:31 min
// * DD = 31: 1:03 min
// * DD = 32: 1:34 min
// * DD = 33: 1:34 min
// * DD = 43: 1:34 min
// * DD = 46: 1:34 min
// * DD = 47: 2:05 min
// * DD = 49: 2:05 min
// * DD = 59: 2:05 min
uint uDefaultDelay = 33; // Slice boundary + 1
// Induced by SiEngineWin.TrySendCharByKeypresses
uDefaultDelay += 2;
int iDefOvr = Program.Config.Integration.AutoTypeInterKeyDelay;
if(iDefOvr >= 0)
{
if(iDefOvr == 0) iDefOvr = 1; // 1 ms is minimum
uDefaultDelay = (uint)iDefOvr;
}
bool bFirstInput = true;
foreach(SiEvent si in l)
{
// Also delay key modifiers, as a workaround for applications
// with broken time-dependent message processing;
// https://sourceforge.net/p/keepass/bugs/1213/
if((si.Type == SiEventType.Key) || (si.Type == SiEventType.Char) ||
(si.Type == SiEventType.KeyModifier))
{
if(!bFirstInput)
siEngine.Delay(uDefaultDelay);
bFirstInput = false;
}
switch(si.Type)
{
case SiEventType.Key:
siEngine.SendKey(si.VKey, si.ExtendedKey, si.Down);
break;
case SiEventType.KeyModifier:
if(si.Down.HasValue)
siEngine.SetKeyModifier(si.KeyModifier, si.Down.Value);
else { Debug.Assert(false); }
break;
case SiEventType.Char:
siEngine.SendChar(si.Char, si.Down);
break;
case SiEventType.Delay:
siEngine.Delay(si.Delay);
break;
case SiEventType.SetDefaultDelay:
uDefaultDelay = si.Delay;
break;
case SiEventType.ClipboardCopy:
if(!string.IsNullOrEmpty(si.Text))
ClipboardUtil.Copy(si.Text, false, false, null,
null, IntPtr.Zero);
else if(si.Text != null)
ClipboardUtil.Clear();
break;
case SiEventType.AppActivate:
AppActivate(si);
break;
default:
Debug.Assert(false);
break;
}
// Extra delay after tabs
if(((si.Type == SiEventType.Key) && (si.VKey == (int)Keys.Tab)) ||
((si.Type == SiEventType.Char) && (si.Char == '\t')))
{
if(uDefaultDelay < 100)
siEngine.Delay(uDefaultDelay);
}
}
}
public static void SendKeysWait(string strKeys, bool bObfuscate)
{
if (strKeys == null)
{
Debug.Assert(false); return;
}
List <SiEvent> l = Parse(strKeys);
if (l.Count == 0)
{
return;
}
if (bObfuscate)
{
SiObf.Obfuscate(l);
}
FixEventSeq(l);
ISiEngine si = null;
if (SendInputEx.CreateEngine != null)
{
SiEventArgs ea = new SiEventArgs();
SendInputEx.CreateEngine(null, ea);
si = ea.Engine;
}
if (si == null)
{
if (NativeLib.IsUnix())
{
si = new SiEngineUnix();
}
else
{
si = new SiEngineWin();
}
}
bool bInter = Program.Config.Integration.AutoTypeAllowInterleaved;
if (!bInter)
{
if (!g_csSending.TryEnter())
{
return;
}
}
Interlocked.Increment(ref g_cCurSending);
try
{
si.Init();
Send(si, l);
}
finally
{
try { si.Release(); }
catch (Exception) { Debug.Assert(false); }
Interlocked.Decrement(ref g_cCurSending);
if (!bInter)
{
g_csSending.Exit();
}
}
}