/// <summary>
/// This method must be called only from UI.SetExclusive(). Do not call this directly
/// </summary>
public void AddToExclusiveListOnTop(UI ui)
{
int highestSortOrder = BaseSortOrder;
if (mExclusiveList.Count > 0)
{
highestSortOrder = mExclusiveList[mExclusiveList.Count - 1]._UI.GetComponent <Canvas>().sortingOrder;
}
Canvas uiCanvas = ui.GetComponent <Canvas>();
ExclusiveData exclusiveData = new ExclusiveData();
int existingExclusiveDataIndex = mExclusiveList.FindIndex(x => x._UI == ui);
if (existingExclusiveDataIndex == -1)
{
exclusiveData = new ExclusiveData {
_UI = ui, _PreviousSortingOrder = uiCanvas.sortingOrder, _PreviousOverrideSorting = uiCanvas.overrideSorting
}
}
;
else
{
exclusiveData = mExclusiveList[existingExclusiveDataIndex];
mExclusiveList.RemoveAt(existingExclusiveDataIndex);
}
mExclusiveList.Add(exclusiveData);
uiCanvas.overrideSorting = true;
uiCanvas.sortingOrder = highestSortOrder + 1;
UI._GlobalExclusiveUI = ui;
}
/// <summary>
/// This method must be called only from UI.RemoveExclusive(). Do not call this directly
/// </summary>
public void RemoveFromExclusiveList(UI ui)
{
int existingExclusiveDataIndex = mExclusiveList.FindIndex(x => x._UI == ui);
if (existingExclusiveDataIndex != -1)
{
ExclusiveData exclusiveData = mExclusiveList[existingExclusiveDataIndex];
Canvas uiCanvas = ui.GetComponent <Canvas>();
uiCanvas.overrideSorting = exclusiveData._PreviousOverrideSorting;
uiCanvas.sortingOrder = exclusiveData._PreviousSortingOrder;
mExclusiveList.RemoveAt(existingExclusiveDataIndex);
UI._GlobalExclusiveUI = mExclusiveList.Count > 0 ? mExclusiveList[mExclusiveList.Count - 1]._UI : null;
}
else
{
Debug.LogWarning("Trying to remove UI that is not already present from the exclusive list: " + ui.name);
}
}
