public GUIFrame PopFrame()
{
GUIFrame frame = null;
FrameContextElement frameContextElement = this.m_frameChain.LastOrDefault();
if (frameContextElement != null)
{
frame = frameContextElement.TargetFrame;
this.m_frameChain.Remove(frameContextElement);
}
return(frame);
}
public void AddFrameToContext(GUIFrame targetFrame, GUIFrame openByFrame)
{
FrameContextElement frameContextElement = null;
//无上下文
if (openByFrame == null)
{
m_exceptFrame.Add(targetFrame);
}
else
{
int alreadyChainIndex = GetFrameIndexOfChain(targetFrame);
//Destroy already context info
if (alreadyChainIndex != -1)
{
frameContextElement = this.m_frameChain[alreadyChainIndex];
//stack bottom
//销毁整条链
if (alreadyChainIndex == 0)
{
ClearFrameContext();
}
else
{
if (this.m_frameChain.Count - 1 < alreadyChainIndex)
{
Debug.LogError($"frame index error already index{alreadyChainIndex} , chain count {this.m_frameChain.Count}");
}
FrameContextElement originNextFrameContextElement = this.m_frameChain[alreadyChainIndex + 1];
originNextFrameContextElement.OpenByFrame = frameContextElement.OpenByFrame;
this.m_frameChain.RemoveAt(alreadyChainIndex);
}
}
if (frameContextElement == null)
{
frameContextElement = new FrameContextElement(openByFrame);
frameContextElement.NextFrame = targetFrame;
}
this.m_frameChain.Add(frameContextElement);
}
}