public VirtualKeyPressedEventArgs(RoutedEvent routedEvent, VKey vkey, Key modifierKey)
: base(routedEvent)
{
_vkey = vkey;
_modifierKey = modifierKey;
}
private void RefillKeys(string switcherooCode,VKey key = null)
{
Switcheroo switcheroo = SelectedKeyboard.Switcheroos.FirstOrDefault(x => x.Name == switcherooCode);
TextFontFamilyUri = String.IsNullOrEmpty(switcheroo.FontFamilyUri) ? switcheroo.FontFamily : switcheroo.FontFamilyUri;
VKeys.Clear();
foreach (VKey k in switcheroo.KeyCollection)
{
VKeys.Add(k);
}
if (key == null) return;
//this is to ensure that the pressed keys remain the same
List<VKey> keys = switcheroo.KeyCollection.FindAll(vkey => key.Value == vkey.Value);
foreach (VKey k in keys)
{
k.IsPressed = key.IsPressed;
}
//reset the current key state ,since it now belongs to previous key collection...
if (!String.IsNullOrEmpty(key.SwitcherooCode))
key.IsPressed = !key.IsPressed;
}
private void SetLockStatus(VKey vkey,bool status)
{
Switcheroo switcheroo =
SelectedKeyboard.Switcheroos.FirstOrDefault(x => x.Name == vkey.SwitcherooCode && x.IsVolatile);
if (switcheroo != null)
{
foreach (var key in switcheroo.KeyCollection.Where(k => k.IsPressed))
{
key.IsLocked = status;
}
}
}
private void HandleSwitcherooOrPageActionKey(VKey key)
{
string switcherooCode =
key.KeyType == KeyType.Switcheroo
? HandleSwitcherooKey(key)
: HandlePageActionKey(key);
//update the keys
RefillKeys(switcherooCode,key);
}
private string HandleSwitcherooKey(VKey key)
{
string switcherooCode = key.SwitcherooCode;
//switch the layout ...
switcherooCode = key.IsPressed ? switcherooCode : SelectedKeyboard.DefaultSwitcheroo;
//unlock the key if it is locked
SetLockStatus(key,false);
if (_selectedSwitcheroo == null || _selectedSwitcheroo.Name != switcherooCode)
{
Switcheroo switcheroo = SelectedKeyboard.Switcheroos.First(s => s.Name == switcherooCode);
//we switched the layout so reset the page index
_currentPageIndex = 0;
//enable the keys with page action next, and disable the previous
List<VKey> pageKeys =
switcheroo.KeyCollection.FindAll(vkey => null != vkey.PageAction);
foreach (VKey item in pageKeys)
{
item.IsEnabled = item.PageAction == "next";
}
_selectedSwitcheroo = switcheroo;
}
//update the modifier key status
return switcherooCode;
}
private string HandlePageActionKey(VKey key)
{
string switcherooCode = key.SwitcherooCode;
int maxPages = SelectedKeyboard.Switcheroos.First(x => x.Name == switcherooCode).PageCount;
switch (key.PageAction.ToLower())
{
case "next":
_currentPageIndex++;
switcherooCode = switcherooCode + _currentPageIndex;
break;
case "previous":
_currentPageIndex--;
switcherooCode = _currentPageIndex == 0 ? switcherooCode : switcherooCode + _currentPageIndex;
break;
}
Switcheroo switcheroo = SelectedKeyboard.Switcheroos.First(s => s.Name == switcherooCode);
//update page action keys state
List<VKey> pageKeys = switcheroo.KeyCollection.FindAll(vkey => null != vkey.PageAction);
foreach (VKey item in pageKeys)
{
if (item.PageAction == "next")
{
item.IsEnabled = _currentPageIndex == 0 & maxPages > 1;
}
else
{
item.IsEnabled = _currentPageIndex != 0;
}
}
return switcherooCode;
}
private bool CanKeyPress(VKey key)
{
return true;
}
private static VKey BuildKeyFromElement(int rowIndex, int colIndex, XElement key, Action<object> keyPress,
Func<VKey, bool> canPress)
{
var vkey = new VKey
{
UsesRenderer = key.Attribute("usesRenderer") != null && bool.Parse(key.Attribute("usesRenderer").Value),
Row = rowIndex,
Rotate = key.Attribute("rotate") == null ? 0 : int.Parse(key.Attribute("rotate").Value),
RowSpan = key.Attribute("rowspan") == null ? 1 : int.Parse(key.Attribute("rowspan").Value),
IsEnabled = key.Attribute("enabled") == null || bool.Parse(key.Attribute("enabled").Value),
KeyType =
KeyboardUtilities.ParseKeyType(key.Attribute("keytype") == null
? "text"
: key.Attribute("keytype").Value),
KeyCode =
KeyboardUtilities.ParseKeyCode(key.Attribute("keycode") == null
? "text"
: key.Attribute("keycode").Value),
PageAction = key.Attribute("pageAction") == null ? null : key.Attribute("pageAction").Value,
SwitcherooCode = key.Attribute("switcherooCode") == null ? null : key.Attribute("switcherooCode").Value,
Value = key.Attribute("value") != null ? key.Attribute("value").Value : key.Value,
ColumnSpan = key.Attribute("colspan") == null ? 2 : int.Parse(key.Attribute("colspan").Value)*2,
Column = colIndex,
};
if (vkey.KeyType == KeyType.Null)
vkey.ColumnSpan = 1;
return vkey;
}