public PasswordBoxBehavior()
{
this.onPasswordChanged = (s, e) =>
{
this.isPushing = true;
this.Text = this.AssociatedObject.Password;
var text = BindingOperations.GetBindingExpression(this, PasswordBoxBehavior.TextProperty);
var tag = BindingOperations.GetBindingExpression(this.AssociatedObject, PasswordBox.TagProperty);
if (text.HasError)
{
System.Windows.Controls.Validation.MarkInvalid(tag, text.ValidationError);
}
else
{
System.Windows.Controls.Validation.ClearInvalid(tag);
}
this.isPushing = false;
};
onPreviewKeyDown = (s, e) =>
{
var d = ( DependencyObject )s;
if (this.Command != null)
{
var cmd = this.Command;
var prm = this.CommandParameter;
var gestures = cmd.GetGestures();
var senderGestures = gestures.Where(gesture => gesture.Matches(d, e));
if (((gestures.None() && e.Key == System.Windows.Input.Key.Enter) || senderGestures.Any()) && cmd.CanExecute(prm))
{
var k = e.Key;
var m = ModifierKeys.None;
if (senderGestures.Any())
{
var gesture = senderGestures.First();
var keygesture = gesture as KeyGesture;
if (keygesture != null)
{
k = keygesture.Key;
m = keygesture.Modifiers;
}
}
var args = new PasswordBoxCommandArgs(k, m, prm);
cmd.Execute(args);
e.Handled = true;
}
}
};
}
static Password()
{
onLoaded = (s, e) =>
{
var box = ( PasswordBox )s;
box.PasswordChanged += onPasswordChanged;
box.PreviewKeyDown += onPreviewKeyDown;
var newPassword = GetText(box);
SetPasswordOnPasswordBox(box, newPassword);
};
onUnloaded = (s, e) =>
{
var box = ( PasswordBox )s;
box.PasswordChanged -= onPasswordChanged;
box.PreviewKeyDown -= onPreviewKeyDown;
};
onPasswordChanged = (s, e) =>
{
PasswordBox box = ( PasswordBox )s;
Password.SetIsUpdating(box, true);
Password.SetText(box, box.Password);
Password.SetIsUpdating(box, false);
};
onPreviewKeyDown = (s, e) =>
{
var d = ( PasswordBox )s;
var cmd = GetCommand(d);
if (cmd != null)
{
var prm = GetCommandParameter(d);
var gestures = cmd.GetGestures();
var senderGestures = gestures.Where(gesture => gesture.Matches(d, e));
if (((gestures.None() && e.Key == System.Windows.Input.Key.Enter) || senderGestures.Any()) && cmd.CanExecute(prm))
{
var k = e.Key;
var m = ModifierKeys.None;
if (senderGestures.Any())
{
var gesture = senderGestures.First();
var keygesture = gesture as KeyGesture;
if (keygesture != null)
{
k = keygesture.Key;
m = keygesture.Modifiers;
}
}
var args = new PasswordBoxCommandArgs(k, m, prm);
cmd.Execute(args);
e.Handled = true;
}
}
};
}
