private HookEventArgs[] DecodeHookEvents(Stream ls)
{
List <HookEventArgs> hookEvents = new List <HookEventArgs>();
MemoryStream ms = ls as MemoryStream;
HookEventCodec.EventClass ec;
HookEventCodec.EventType et;
HookEventArgs ha;
byte[] pressedKeys;
char pressedChar;
int offset = 0;
while (HookEventCodec.GetDecodedData(offset, ms.ToArray(), out ec, out et, out ha, out pressedKeys, out pressedChar))
{
if (ec == HookEventCodec.EventClass.MouseEvent)
{
ha = new MouseHookEventArgsEx(ha as MouseHookEventArgs, et);
offset += (int)HookEventCodec.Offsets.MouseLogOffset;
}
else
{
KeyHookEventArgs e = ha as KeyHookEventArgs;
List <System.Windows.Forms.Keys> pKeys = new List <System.Windows.Forms.Keys>();
foreach (byte b in pressedKeys)
{
if (b != 0)
{
pKeys.Add((System.Windows.Forms.Keys)b);
}
}
offset += (int)HookEventCodec.Offsets.KeyLogOffset;
ha = new KeyHookEventArgsEx(e, et, pKeys, pressedChar);
}
hookEvents.Add(ha);
}
return(hookEvents.ToArray());
}
/// <summary>
/// Converts a list of hook events to string
/// </summary>
/// <param name="args">List of HookEventArgs objects</param>
/// <returns>String representing the list of events</returns>
public static string HookEventsToString(HookEventArgs[] args)
{
string eventStr = "";
foreach (HookEventArgs arg in args)
{
string str = "";
if ((arg as MouseHookEventArgsEx) != null)
{
MouseHookEventArgsEx e = arg as MouseHookEventArgsEx;
switch (e.Type)
{
case HookEventCodec.EventType.MouseDown:
str = String.Format("[Mouse Down: {0} | {1},{2} : {3}]", e.Button.ToString(), e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.MouseClick:
str = String.Format("[Mouse Click: {0}#{1} | {2},{3} : {4}]", e.Button.ToString(), e.ClickCount, e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.MouseDoubleClick:
str = String.Format("[Double Click: {0} | {1},{2} : {3}]", e.Button.ToString(), e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.MouseUp:
str = String.Format("[Mouse Up: {0} | {1},{2} : {3}]", e.Button.ToString(), e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.MouseMove:
str = String.Format("[Mouse Move | {0},{1} : {2}]", e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.MouseWheel:
str = String.Format("[Mouse Scroll: {0} | {1},{2} : {3}]", e.ScrollAmount, e.Location.X, e.Location.Y, HookEventHelper.GetModifierString(e));
break;
}
}
else if ((arg as KeyHookEventArgsEx) != null)
{
KeyHookEventArgsEx e = arg as KeyHookEventArgsEx;
List <string> pKeys = new List <string>();
foreach (byte b in e.PressedKeys)
{
if (b != 0)
{
pKeys.Add(((Keys)b).ToString());
}
}
switch (e.Type)
{
case HookEventCodec.EventType.KeyDown:
str = String.Format("[Down: {0} : {1}]", String.Join(" + ", pKeys.ToArray()), HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.KeyPress:
str = String.Format("[{0} : {1}]", String.Join(" + ", pKeys.ToArray()), HookEventHelper.GetModifierString(e));
break;
case HookEventCodec.EventType.KeyUp:
str = String.Format("[Up: {0} : {1}]", String.Join(" + ", pKeys.ToArray()), HookEventHelper.GetModifierString(e));
break;
}
if (e.KeyChar != '\0')
{
str += e.KeyChar;
}
}
str.Trim();
if (str != "")
{
eventStr += str + Environment.NewLine;
}
}
return(eventStr.Trim());
}
