/// <summary>
/// Sets the way the keyboard will be shown when controls receive focus. If the control is a Form,
/// all controls on the Form will support this way of displaying the touch keyboard.
/// </summary>
/// <param name="extendee">The control for which this value is specified.</param>
/// <param name="value">A TouchKeyboardStyle value defining the way the keyboard appears.</param>
public void SetShowTouchKeyboard(Control extendee, TouchKeyboardStyle value)
{
if (extendee is Form)
{
if (value != TouchKeyboardStyle.No)
{
foreach (Control c in extendee.Controls)
{
AttachTo(c);
}
// If other controls are added to the form, attach to those controls also.
extendee.ControlAdded += new ControlEventHandler(form_ControlAdded);
// If controls are removed from the form, dettach from them, we don't want to keep a reference to them.
extendee.ControlRemoved += new ControlEventHandler(form_ControlRemoved);
}
}
if (!_ExtendedControls.ContainsKey(extendee))
_ExtendedControls.Add(extendee, value);
else
_ExtendedControls[extendee] = value;
if (value == TouchKeyboardStyle.No)
DetachFrom(extendee);
else
AttachTo(extendee);
}
/// <summary>
/// Initializes a new instance of the CancelKeyboardEventArgs class.
/// </summary>
/// <param name="targetControl"></param>
/// <param name="style"></param>
public CancelKeyboardEventArgs(Control targetControl, TouchKeyboardStyle style)
{
TargetControl = targetControl;
Style = style;
}
public void ShowKeyboard(Control control, TouchKeyboardStyle style)
{
CancelKeyboardEventArgs ce = new CancelKeyboardEventArgs(control, style);
OnKeyboardOpening(ce);
if (ce.Cancel) return;
_CurrentTarget = ce.TargetControl;
style = ce.Style;
_PopupKeyboard.CurrentControl = _CurrentTarget;
if (_CurrentTarget != null)
{
if (style == TouchKeyboardStyle.Floating)
{
try
{
_ShowingFloatingKeyboard = true;
_PopupKeyboard.Owner = _CurrentTarget.FindForm();
_PopupKeyboard.Controls.Add(_VirtualKeyboard);
_VirtualKeyboard.Dock = DockStyle.Fill;
_VirtualKeyboard.Visible = true;
_PopupKeyboard.Show();
// When floating, don't show the top bar. The information on the top bar are on the window's title bar.
_VirtualKeyboard.IsTopBarVisible = false;
}
finally
{
_ShowingFloatingKeyboard = false;
}
}
else if (style == TouchKeyboardStyle.Inline)
{
Form owner = _CurrentTarget.FindForm();
_VirtualKeyboard.Dock = Dock;
owner.Controls.Add(_VirtualKeyboard);
_VirtualKeyboard.BringToFront();
_VirtualKeyboard.Visible = true;
// When inline, show the top bar.
_VirtualKeyboard.IsTopBarVisible = true;
}
}
OnKeyboardOpened(EventArgs.Empty);
}
