/// <inheritdoc/>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
if (e.MouseButton == MouseButton.Left)
{
e.Handled = UpdateSelectionFromEventSource(e.Source);
}
}
/// <inheritdoc/>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
if (e.MouseButton == MouseButton.Left || e.MouseButton == MouseButton.Right)
{
e.Handled = UpdateSelectionFromEventSource(
e.Source,
true,
(e.InputModifiers & InputModifiers.Shift) != 0,
(e.InputModifiers & InputModifiers.Control) != 0);
}
}
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
e.Device.Capture(this);
_lastPoint = e.GetPosition(this);
var ev = new VectorEventArgs
{
RoutedEvent = DragStartedEvent,
Vector = (Vector)_lastPoint,
};
RaiseEvent(ev);
}
/// <summary>
/// Called when the pointer is pressed anywhere on the window.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The event args.</param>
private void TopLevelPreviewPointerPress(object sender, PointerPressedEventArgs e)
{
if (IsOpen)
{
var control = e.Source as ILogical;
if (!this.IsLogicalParentOf(control))
{
Close();
}
}
}
/// <inheritdoc/>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
if (!IsDropDownOpen && ((IVisual)e.Source).GetVisualRoot() != typeof(PopupRoot))
{
IsDropDownOpen = true;
e.Handled = true;
}
if (!e.Handled)
{
if (UpdateSelectionFromEventSource(e.Source))
{
_popup?.Close();
e.Handled = true;
}
}
base.OnPointerPressed(e);
}
private void PointerPressedOutside(object sender, PointerPressedEventArgs e)
{
if (!StaysOpen)
{
var root = ((IVisual)e.Source).GetVisualRoot();
if (root != this.PopupRoot)
{
Close();
e.Handled = true;
}
}
}
/// <summary>
/// Called before the <see cref="PointerPressed"/> event occurs.
/// </summary>
/// <param name="e">The event args.</param>
protected virtual void OnPointerPressed(PointerPressedEventArgs e)
{
}
private bool MouseDown(IMouseDevice device, uint timestamp, IInputElement root, Point p, MouseButton button, InputModifiers inputModifiers)
{
var hit = HitTest(root, p);
if (hit != null)
{
IInteractive source = GetSource(hit);
if (source != null)
{
var settings = PerspexLocator.Current.GetService<IPlatformSettings>();
var doubleClickTime = settings.DoubleClickTime.TotalMilliseconds;
if (!_lastClickRect.Contains(p) || timestamp - _lastClickTime > doubleClickTime)
{
_clickCount = 0;
}
++_clickCount;
_lastClickTime = timestamp;
_lastClickRect = new Rect(p, new Size())
.Inflate(new Thickness(settings.DoubleClickSize.Width / 2, settings.DoubleClickSize.Height / 2));
var e = new PointerPressedEventArgs
{
Device = this,
RoutedEvent = InputElement.PointerPressedEvent,
Source = source,
ClickCount = _clickCount,
MouseButton = button,
InputModifiers = inputModifiers
};
source.RaiseEvent(e);
return e.Handled;
}
}
return false;
}
/// <summary>
/// Called when the pointer is pressed over the <see cref="MenuItem"/>.
/// </summary>
/// <param name="e">The event args.</param>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
if (!HasSubMenu)
{
RaiseEvent(new RoutedEventArgs(ClickEvent));
}
else if (IsTopLevel)
{
IsSubMenuOpen = !IsSubMenuOpen;
}
else
{
IsSubMenuOpen = true;
}
e.Handled = true;
}
/// <inheritdoc/>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
// Ignore pointer presses.
}
/// <inheritdoc/>
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
PseudoClasses.Add(":pressed");
e.Device.Capture(this);
e.Handled = true;
if (ClickMode == ClickMode.Press)
{
RaiseClickEvent();
}
}
/// <summary>
/// Called before the <see cref="PointerPressed"/> event occurs.
/// </summary>
/// <param name="e">The event args.</param>
protected virtual void OnPointerPressed(PointerPressedEventArgs e)
{
}