private bool SelectContentPackage(GUITickBox tickBox)
{
var contentPackage = tickBox.UserData as ContentPackage;
if (contentPackage.CorePackage)
{
if (tickBox.Selected)
{
//make sure no other core packages are selected
SelectedContentPackages.RemoveWhere(cp => cp.CorePackage && cp != contentPackage);
SelectedContentPackages.Add(contentPackage);
foreach (GUITickBox otherTickBox in tickBox.Parent.Children)
{
ContentPackage otherContentPackage = otherTickBox.UserData as ContentPackage;
if (otherContentPackage == contentPackage)
{
continue;
}
otherTickBox.Selected = SelectedContentPackages.Contains(otherContentPackage);
}
}
else if (SelectedContentPackages.Contains(contentPackage))
{
//core packages cannot be deselected, only switched by selecting another core package
new GUIMessageBox(TextManager.Get("Warning"), TextManager.Get("CorePackageRequiredWarning"));
tickBox.Selected = true;
return(true);
}
}
else
{
if (tickBox.Selected)
{
SelectedContentPackages.Add(contentPackage);
}
else
{
SelectedContentPackages.Remove(contentPackage);
}
}
UnsavedSettings = true;
return(true);
}
