signaled 和 nonsignaled 顧名思義就是有信號(hào)和無(wú)信號(hào)的對(duì)象了. 一個(gè)對(duì)象在有信號(hào)的狀態(tài)下可以通過(guò)WaitForSingleObject函數(shù)來(lái)給它申請(qǐng)對(duì)象, 對(duì)象一旦申請(qǐng), 線程就開(kāi)始運(yùn)作,對(duì)象變?yōu)闊o(wú)信號(hào)對(duì)象(nonsignaled)直到釋放了對(duì)象,也就是變?yōu)橛行盘?hào)(signald)為止.