/// <summary>
/// Handles copy, paste etc.
/// </summary>
/// <param name="canvas">Canvas.</param>
/// <param name="chr">Input character.</param>
/// <returns>True if the key was handled.</returns>
public static bool DoSpecialKeys(Controls.ControlBase canvas, char chr)
{
if (null == KeyboardFocus)
{
return(false);
}
if (KeyboardFocus.GetCanvas() != canvas)
{
return(false);
}
if (!KeyboardFocus.IsVisible)
{
return(false);
}
if (!IsControlDown)
{
return(false);
}
if (chr == 'C' || chr == 'c')
{
KeyboardFocus.InputCopy(null);
return(true);
}
if (chr == 'V' || chr == 'v')
{
KeyboardFocus.InputPaste(null);
return(true);
}
if (chr == 'X' || chr == 'x')
{
KeyboardFocus.InputCut(null);
return(true);
}
if (chr == 'A' || chr == 'a')
{
KeyboardFocus.InputSelectAll(null);
return(true);
}
return(false);
}