private void CoreDispatcher_AcceleratorKeyActivated(CoreDispatcher sender,
AcceleratorKeyEventArgs e)
{
var virtualKey = e.VirtualKey;
// Only investigate further when Left, Right, or the dedicated Previous or Next keys
// are pressed
if ((e.EventType == CoreAcceleratorKeyEventType.SystemKeyDown ||
e.EventType == CoreAcceleratorKeyEventType.KeyDown) &&
(virtualKey == VirtualKey.Left || virtualKey == VirtualKey.Right ||
(int)virtualKey == 166 || (int)virtualKey == 167))
{
var coreWindow = Window.Current.CoreWindow;
var downState = CoreVirtualKeyStates.Down;
bool menuKey = (coreWindow.GetKeyState(VirtualKey.Menu) & downState) == downState;
bool controlKey = (coreWindow.GetKeyState(VirtualKey.Control) & downState) == downState;
bool shiftKey = (coreWindow.GetKeyState(VirtualKey.Shift) & downState) == downState;
bool noModifiers = !menuKey && !controlKey && !shiftKey;
bool onlyAlt = menuKey && !controlKey && !shiftKey;
if (((int)virtualKey == 166 && noModifiers) ||
(virtualKey == VirtualKey.Left && onlyAlt))
{
// When the previous key or Alt+Left are pressed navigate back
e.Handled = true;
this.GoBackCommand.Execute(null);
}
else if (((int)virtualKey == 167 && noModifiers) ||
(virtualKey == VirtualKey.Right && onlyAlt))
{
// When the next key or Alt+Right are pressed navigate forward
e.Handled = true;
this.GoForwardCommand.Execute(null);
}
}
}