public PointerPointProperties(RawInputModifiers modifiers, PointerUpdateKind kind)
{
PointerUpdateKind = kind;
IsLeftButtonPressed = modifiers.HasFlag(RawInputModifiers.LeftMouseButton);
IsMiddleButtonPressed = modifiers.HasFlag(RawInputModifiers.MiddleMouseButton);
IsRightButtonPressed = modifiers.HasFlag(RawInputModifiers.RightMouseButton);
// The underlying input source might be reporting the previous state,
// so make sure that we reflect the current state
if (kind == PointerUpdateKind.LeftButtonPressed)
{
IsLeftButtonPressed = true;
}
if (kind == PointerUpdateKind.LeftButtonReleased)
{
IsLeftButtonPressed = false;
}
if (kind == PointerUpdateKind.MiddleButtonPressed)
{
IsMiddleButtonPressed = true;
}
if (kind == PointerUpdateKind.MiddleButtonReleased)
{
IsMiddleButtonPressed = false;
}
if (kind == PointerUpdateKind.RightButtonPressed)
{
IsRightButtonPressed = true;
}
if (kind == PointerUpdateKind.RightButtonReleased)
{
IsRightButtonPressed = false;
}
}
public static MouseButtons ToMouseButtons(this RawInputModifiers modifiers)
{
var buttons = MouseButtons.None;
if (modifiers.HasFlag(RawInputModifiers.LeftMouseButton))
{
buttons |= MouseButtons.Left;
}
if (modifiers.HasFlag(RawInputModifiers.RightMouseButton))
{
buttons |= MouseButtons.Right;
}
if (modifiers.HasFlag(RawInputModifiers.MiddleMouseButton))
{
buttons |= MouseButtons.Middle;
}
if (modifiers.HasFlag(RawInputModifiers.XButton1MouseButton))
{
buttons |= MouseButtons.XButton1;
}
if (modifiers.HasFlag(RawInputModifiers.XButton2MouseButton))
{
buttons |= MouseButtons.XButton2;
}
return(buttons);
}
private DragDropEffects GetPreferredEffect(DragDropEffects effect, RawInputModifiers modifiers)
{
if (effect == DragDropEffects.Copy || effect == DragDropEffects.Move || effect == DragDropEffects.Link || effect == DragDropEffects.None)
{
return(effect); // No need to check for the modifiers.
}
if (effect.HasFlag(DragDropEffects.Link) && modifiers.HasFlag(RawInputModifiers.Alt))
{
return(DragDropEffects.Link);
}
if (effect.HasFlag(DragDropEffects.Copy) && modifiers.HasFlag(RawInputModifiers.Control))
{
return(DragDropEffects.Copy);
}
return(DragDropEffects.Move);
}
public static Keys AddModifiers(Keys keys, RawInputModifiers modifiers)
{
if (modifiers.HasFlag(RawInputModifiers.Alt))
{
keys |= Modern.Forms.Keys.Alt;
}
if (modifiers.HasFlag(RawInputModifiers.Control))
{
keys |= Modern.Forms.Keys.Control;
}
if (modifiers.HasFlag(RawInputModifiers.Shift))
{
keys |= Modern.Forms.Keys.Shift;
}
return(keys);
}
