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1、用自定義的CCheckComboBox類做帶復(fù)選框的下拉列表1、添加ComboBox控件2.、改屬性Style：DropList??；?OwnerDraw：Fixed；?Hasstring：true；Sort：false3、頭文件中添加：?????CCheckComboBoxm_comboBox;4、DoDataExchange(CDataExchange*pDX)中添加：????DDX_Control(pDX,IDC_COMBO1,m_comboBox);5、對話框初始化時(shí)添加???m_comboBox.AddStri
2、ng(_T("1"));//加入項(xiàng)目???m_comboBox.AddString(_T("2"));???m_comboBox.AddString(_T("3"));???m_comboBox.AddString(_T("4"));???m_comboBox.SetCheck(0,TRUE);//設(shè)置選擇狀態(tài)???m_comboBox.SetCheck(1,FALSE);???m_comboBox.SetCheck(2,TRUE);???m_comboBox.SetCheck(3,TRUE);????#if!defin
3、ed(AFX_CHECKCOMBOBOX_H__66750D93_95DB_11D3_9325_444553540000__INCLUDED_)#defineAFX_CHECKCOMBOBOX_H__66750D93_95DB_11D3_9325_444553540000__INCLUDED_#if_MSC_VER>1000#pragmaonce#endif//_MSC_VER>1000classCCheckComboBox:publicCComboBox{public:CCheckComboBox();virtual~
4、CCheckComboBox();BOOLCreate(DWORDdwStyle,constRECT&rect,CWnd*pParentWnd,UINTnID);//Selectsall/unselectsthespecifieditemINTSetCheck(INTnIndex,BOOLbFlag);//ReturnscheckedstateBOOLGetCheck(INTnIndex);//Selectsall/unselectsallvoidSelectAll(BOOLbCheck=TRUE);protected:
5、//ClassWizardgeneratedvirtualfunctionoverrides//{{AFX_VIRTUAL(CCheckComboBox)protected:virtualvoidDrawItem(LPDRAWITEMSTRUCTlpDrawItemStruct);virtualvoidMeasureItem(LPMEASUREITEMSTRUCTlpMeasureItemStruct);//}}AFX_VIRTUAL//{{AFX_MSG(CCheckComboBox)afx_msgLRESULTOnC
6、tlColorListBox(WPARAMwParam,LPARAMlParam);afx_msgLRESULTOnGetText(WPARAMwParam,LPARAMlParam);afx_msgLRESULTOnGetTextLength(WPARAMwParam,LPARAMlParam);afx_msgvoidOnDropDown();//}}AFX_MSGDECLARE_MESSAGE_MAP()public:??CStringm_strText;protected://Routinetoupdatethet
7、extvoidRecalcText();//ThesubclassedCOMBOLBOXwindow(noticethe'L')HWNDm_hListBox;//ThestringcontainingthetexttodisplayBOOLm_bTextUpdated;//AflagusedinMeasureItem,seecommentsthereBOOLm_bItemHeightSet;};////////////////////////////////////////////////////////////////
8、///////////////{{AFX_INSERT_LOCATION}}//MicrosoftVisualC++willinsertadditionaldeclarationsimmediatelybeforethepreviousline.#endif//!defined(AFX_CHECKCOMBOBOX_H
