private void OnInputDeviceConnectionChanged(InterceptionDevice newDevice, bool isRemoved)
{
if (this.InputDeviceConnectionChanged != null)
{
this.InputDeviceConnectionChanged(this, new InterceptionDeviceEventArgs(newDevice, isRemoved));
}
}
public InterceptionDeviceEventArgs(InterceptionDevice device, bool isRemoved)
{
if (device == null)
{
throw new ArgumentNullException("device");
}
this.Device = device;
this.IsRemoved = isRemoved;
}
public virtual bool HasTheSamePropertiesAs(InterceptionDevice deviceToCompare)
{
var props = deviceToCompare.GetType().GetProperties();
foreach (var property in props)
{
var v1 = property.GetValue(this, null);
var v2 = property.GetValue(deviceToCompare, null);
if (!v1.Equals(v2))
{
return(false);
}
}
return(true);
}
internal InterceptionEventArgs(InterceptionDevice device, List <KeyInfo> keyInfos, bool handled = false)
: base()
{
if (device == null)
{
throw new ArgumentNullException("device");
}
if (keyInfos == null)
{
throw new ArgumentNullException("keyInfos");
}
this.Device = device;
this.KeyInfos = keyInfos;
this.Handled = handled;
}
private void ReleaseKeyWithDelay(InterceptionDevice device, InterceptionKey key, TimeSpan delay)
{
var action = new Action(() =>
{
if (this.IsKeyDown(device, key))
{
this.keyStates[device.StrongName][key] = false;
if (this.InputActivity != null)
{
this.InputActivity(this, new InterceptionEventArgs(device, new List <KeyInfo>()
{
new KeyInfo(key, false)
}));
}
}
});
var task = new DelayedTask(action, delay);
task.Run();
}
private void DriverCallback()
{
NativeMethods.SetFilter(this.context, NativeMethods.IsKeyboard, (int)this.KeyboardFilterMode);
NativeMethods.SetFilter(this.context, NativeMethods.IsMouse, (int)MouseFilterMode);
Stroke stroke = new Stroke();
while (NativeMethods.Receive(this.context, this.deviceId = NativeMethods.Wait(this.context), ref stroke, 1) > 0)
{
bool isKeyboard = NativeMethods.IsKeyboard(this.deviceId) > 0;
if (!isKeyboard)
{
if (Interception.DisableMouseEvents)
{
if (!Interception.SwallowMouse)
{
this.Send(this.context, this.deviceId, ref stroke, 1);
}
continue;
}
}
// Checking if the input device is already in the device list. If not - adding it.
if (this.devices.ContainsKey(this.deviceId))
{
this.currentDevice = this.devices[this.deviceId];
}
else
{
continue;
}
// Getting the keys
if (isKeyboard)
{
this.currentKeys = this.GetKeyboardKeys(stroke.Key);
}
else
{
this.currentKeys = this.GetMouseKeys(stroke.Mouse);
}
// Saving the key states
foreach (var keyInfo in this.currentKeys)
{
this.keyStates[this.currentDevice.StrongName][keyInfo.Key] = keyInfo.IsDown;
}
if (!isKeyboard && stroke.Mouse.Rolling != 0)
{
foreach (var keyInfo in this.currentKeys)
{
if (KeysHelper.IsMouseWheelKey(keyInfo.Key))
{
this.ReleaseKeyWithDelay(this.currentDevice, keyInfo.Key, this.mouseWheelAutoOffDelay);
}
}
}
// Raising the event, which determines whether the input will be blocked or not.
if (this.InputActivity != null)
{
var args = new InterceptionEventArgs(this.currentDevice, this.currentKeys);
this.InputActivity(this, args);
if (args.Handled)
{
continue;
}
}
this.Send(this.context, this.deviceId, ref stroke, 1);
}
this.Unload();
throw new Exception(
"Interception.Receive() failed for an unknown reason. The driver has been unloaded.");
}
public bool IsKeyDown(InterceptionDevice device, InterceptionKey key)
{
return(this.keyStates[device.StrongName][key]);
}