/// <summary>
/// Initialize the SystemTrayPositionProvider, this hooks all the event handlers
/// </summary>
/// <param name="xOffset">X-offset for the toasts relative to the location of the taskbar</param>
/// <param name="yOffset">Y-offset for the toasts relative to the location of the taskbar</param>
public SystemTrayPositionProvider(int xOffset = 0, int yOffset = 0)
{
_xOffset = xOffset;
_yOffset = yOffset;
// Make sure we generate an event to recalculate the location on "workarea" changes, use Dapplo.Windows.EnvironmentMonitor
_subscription = EnvironmentMonitor.EnvironmentUpdateEvents
// Only on SPI_SETWORKAREA changes
.Where(args => args.SystemParametersInfoAction == SystemParametersInfoActions.SPI_SETWORKAREA)
// Create UpdatePositionRequested event
.Subscribe(args =>
{
// TODO: Make it also work for when the taskbar moves screens or a resolution change is made.
UpdateHeightRequested?.Invoke(this, EventArgs.Empty);
UpdateEjectDirectionRequested?.Invoke(this, EventArgs.Empty);
UpdatePositionRequested?.Invoke(this, EventArgs.Empty);
});
}
protected virtual void RequestUpdatePosition()
{
UpdateHeightRequested?.Invoke(this, EventArgs.Empty);
UpdateEjectDirectionRequested?.Invoke(this, EventArgs.Empty);
UpdatePositionRequested?.Invoke(this, EventArgs.Empty);
}