/// <summary>
/// Releases previous redock state.
/// Current implementation simply notifies the referenced <see cref="DockTabStrip">DockTabStrip</see> that it is not a redock target anymore.
/// </summary>
/// <param name="oldState"></param>
protected void RemovePreviousState(RedockState oldState)
{
DockTabStrip oldStrip = oldState.TargetStrip;
if (oldStrip != null)
{
oldStrip.IsRedockTarget = false;
}
}
/// <summary>
/// Removes previously saved redock state for the specified window for the specified DockState.
/// </summary>
/// <param name="window"></param>
/// <param name="dockState"></param>
/// <returns></returns>
public bool ClearState(DockWindow window, DockState dockState)
{
RedockState state = this.GetState(window, dockState, true);
if (state == null)
{
return(false);
}
this.RemovePreviousState(state);
//remove from clean-up list
int index = this.oldStates.IndexOf(state);
if (index != -1)
{
this.oldStates.RemoveAt(index);
}
return(true);
}
/// <summary>
/// Preforms the core Save logic.
/// </summary>
/// <param name="window"></param>
/// <returns></returns>
protected virtual bool SaveStateCore(DockWindow window)
{
Dictionary <DockState, RedockState> states;
this.redockStates.TryGetValue(window.Name, out states);
if (states == null)
{
states = new Dictionary <DockState, RedockState>();
this.redockStates[window.Name] = states;
}
RedockState savedState;
if (window.DockState == DockState.Floating)
{
savedState = new RedockFloatingState(window);
}
else
{
savedState = new RedockState(window, window.DockState);
}
//invalid state
if (!savedState.IsValid)
{
return(false);
}
RedockState oldState;
states.TryGetValue(window.DockState, out oldState);
if (oldState != null)
{
oldStates.Add(oldState);
}
states[window.DockState] = savedState;
return(true);
}
