public ControlsSynchronizer(){//initialize the underlying ArrayListm_frameworkControls = new ArrayList();}public ControlsSynchronizer(IMapControlDefault mapControl, IPageLayoutControlDefault pageLayoutControl) : this(){//assign the class membersm_mapControl = mapControl;m_pageLayoutControl = pageLayoutControl;}有這兩個(gè)構(gòu)造函數(shù),第二個(gè)構(gòu)造函數(shù)后面接了一個(gè) : this() ,不知道什么意思。在this上“轉(zhuǎn)到定義”就到第一個(gè)構(gòu)造函數(shù)上去了。難道是繼承構(gòu)造函數(shù)?這種帶符號的關(guān)鍵字不好百度,只好提問了
1 回答

繁華開滿天機(jī)
TA貢獻(xiàn)1816條經(jīng)驗(yàn) 獲得超4個(gè)贊
public ControlsSynchronizer(IMapControlDefault mapControl, IPageLayoutControlDefault pageLayoutControl) : this()
{
//assign the class members
m_mapControl = mapControl;
m_pageLayoutControl = pageLayoutControl;
}
相當(dāng)于
public ControlsSynchronizer(IMapControlDefault mapControl, IPageLayoutControlDefault pageLayoutControl)
{
ControlsSynchronizer();
m_mapControl = mapControl;
m_pageLayoutControl = pageLayoutControl;
}
就是先執(zhí)行沒參數(shù)的那個(gè)構(gòu)造函數(shù),當(dāng)然,就是這么個(gè)意思,代碼是編譯不通的
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