public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == mainRowContainer)
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = bottomRowContainer;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == bottomRowContainer)
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = mainRowContainer;
point.Y = ActiveChild.Bottom - 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
return(false);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == topRowContainer)
{
ActiveChild = mainRowContainer;
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == mainRowContainer)
{
ActiveChild = topRowContainer;
return(true);
}
}
return(false);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Right)
{
if (ActiveChild == topEquation)
{
ActiveChild = bottomEquation;
return(true);
}
}
else if (key == Key.Left)
{
if (ActiveChild == bottomEquation)
{
ActiveChild = topEquation;
return(true);
}
}
return(false);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
if (key == Key.Down)
{
if (ActiveChild == mainEquation)
{
ActiveChild = bottomEquation;
return(true);
}
}
else if (key == Key.Up)
{
if (ActiveChild == bottomEquation)
{
ActiveChild = mainEquation;
return(true);
}
}
return(false);
}
public override bool ConsumeKey(Key key)
{
if ((Keyboard.IsKeyDown(Key.LeftShift) || Keyboard.IsKeyDown(Key.RightShift)) && (new[] { Key.Right, Key.Left, Key.Up, Key.Down, Key.Home, Key.End }).Contains(key))
{
if (!IsSelecting)
{
IsSelecting = true;
((RowContainer)ActiveChild).StartSelection();
}
ActiveChild.Select(key);
AdjustCarets();
return(true);
}
Key[] handledKeys = { Key.Left, Key.Right, Key.Delete, Key.Up, Key.Down, Key.Enter, Key.Escape, Key.Back, Key.Home, Key.End };
bool result = false;
if (handledKeys.Contains(key))
{
result = true;
if (IsSelecting && (new[] { Key.Delete, Key.Enter, Key.Back }).Contains(key))
{
ActiveChild.RemoveSelection(true);
}
else
{
ActiveChild.ConsumeKey(key);
}
CalculateSize();
AdjustCarets();
DeSelect();
}
return(result);
}
public override bool ConsumeKey(Key key)
{
if (ActiveChild.ConsumeKey(key))
{
CalculateSize();
return(true);
}
int currentIndex = childEquations.IndexOf(ActiveChild);
if (key == Key.Right)
{
if (currentIndex % columns < columns - 1)//not last column?
{
ActiveChild = childEquations[currentIndex + 1];
return(true);
}
}
else if (key == Key.Left)
{
if (currentIndex % columns > 0)//not last column?
{
ActiveChild = childEquations[currentIndex - 1];
return(true);
}
}
else if (key == Key.Up)
{
if (currentIndex / columns > 0)//not in first row?
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = childEquations[currentIndex - columns];;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
else if (key == Key.Down)
{
if (currentIndex / columns < rows - 1)//not in last row?
{
Point point = ActiveChild.GetVerticalCaretLocation();
ActiveChild = childEquations[currentIndex + columns];;
point.Y = ActiveChild.Top + 1;
ActiveChild.SetCursorOnKeyUpDown(key, point);
return(true);
}
}
return(false);
}
