记事本程序的VC++编程实例

1、记事本的VC+编程实例1.用VC+噺建一个exe程序，起名叫“Txt”按如下选择2删除预设控件，添加1个编辑框控件，2个按钮控件，2个静态文本控件，如下图：aTxtxII3对添加的控件进行设置右击Button1，选择属性，进行如下更改:Pash:BMUik罹性IMI中常規|样式|扩展拝式|ID：|lDC_OPENT标题)：|tfP可见固厂M(GJ厂蒂助IDH|厂已禁用回P制表站回Button2进行如下更改:FustButton屋性七繆常規I样式I扩展拌式ID：|lDClSAVE粋标題:|保存f庄可见圖厂组厂莆助IDIHJ厂已禁用回臣制表站回静态文本1（上边那个）进行如下更改:JE性兰I七1冒常

2、規样式|扩展样式|IDCOPENPATH标(CJ：打开路径1u可见圖硬组匡厂SJftIDfH）r已禁用回厂制表站回静态文本2（下边那个）进行如下更改:Tt屋性医|占囂常規样式|扩匯释戎|ID：IDC_SAVEPATH*标題圍：保存路径|P可见固帀俎（厂帮助ID（HJ厂已禁用回厂制表站回4添加成员变量CTRL+W打开类向导，第二个选项卡,选择“IDC_EDIT”点击AddVariable，弹出对话框，进行如下设置:选择“IDC_OPENPATH点击AddVariable，弹出对话框，进行如下设置:选择“IDC_SAVEPATH点击AddVariable,弹出对话框，进行如下设置:5添加成员函数并

3、处理单击事件在类向导中第一个选项卡，TXTXMemberUsriblecAutomationActiveXEventsClacInfoProject:Classname：|CTxtDlgAddClass.D：r.MyProject6TxtTxtDlgrh,D：TxtVTxtDlpcppAddFuiiillunrObjectIDs：Messages：Memberfunctions：MFCClizardWWWWDoDalfiExchangeOnlnltDIalogOnPaintOnOuryDrnglconOnSysCommandON_WM_INITDIALOGON_WM_PAINTON_WM_QU

4、ERYnHAGICONONWMSYSCOMMANDDescription：Indicatestheuserclickedabutton点击“AddFunction”弹出对话框，点“确定”，再点“EditCode,进入代码编辑界面，如下:/Thesystemcallsthistoobtainthecursortcdlisplawhilettieuserdrags/theminimizedwindovHCURSORCTxtDlg:zOnQuerDragIcon()turn(MCUHSOR)mhlcon;voidCTtDlg:OraOpen()/TODO;Addyou广controlnotiFica

5、tionhandlercadehert添加如下代码:voidClKtDlg:OnUpn()/fTODO:AddyourcontrolnotificationhandlercodehereCFilDialogEREAIOiLYIDFH_(JUERWHIT匚FRUMFT,AllFile(*.TXTO|*-TXI|I11,nFxCEtMainUnd()；CStringstrFathtTExt=iFWlg.DollodalO=IDUK)strPath=tilg.GPtPathHameC);GFilefile(strPathCFilemoaeReaa);charreal16flOQ;File.Read(

6、read,1OOOOJ.Tor(inti=B巳.GelzL巳ngthf)nEditi-5etWindouText(strText)；（上为图片，不可复制，复制请移步附录1）在类向导中如下状态:点击“AddFunction”弹出对话框，点“确定”，再点“EditCode，进入代码编辑界面，如下：for(lilti=G;iFil.GetLength();i+)file.Close();nCditl-SetWindowText(strText);-voidGTxtDlg:0nSave(/TODO:Addyourcontrolnotificationhandlercodphere添加如下代码:void

7、CTxtDlg:0nSaue()/IODO:AddyourcontrolnotificationhandlerhereCFlleDialog.HULL,HULLJFHJHD匚REAMHLY|DFN_DUER悼RITEPRDMPT.ftllFiles(*.TXT)|*TKT|/FxG；5t兩izmbliTatli,stt讥心“蔦|1HHHU|;11mq.Lgmm()-1DUK】麟竄TXT*)strPath=dlg_CPtPathMan&();iF(strPath-Right(4)SttPnrii+-.TM;爆蠶戦鋼協證簇袅第縫鏗霉證?織裁聲貞琛樂险邈FileFile(_T(strPath)?CF

8、ile:modeCreatp|CFile:modpUrite)m_Edit1.GptWindowText(strText);strcpytwrite,strText)file-Write(write,strText-CetLerigth()File-CloseO;（上为图片，不可复制，复制请移步附录2）6.运行效果巫Txt打幵路径保荐保存踊径“i打开“口点击“打开”ub3meDrDOA-0KeadJfle.txtReaOe.txtTXI文件名:r立件类型:|a11Files(*.TID打开1Z1职消打开冈査找范园di：|口Ln甲BC?ST点击“保存”BiaOK了，效果还行附录1voidCTxt

9、Dlg:OnOpen()/TODO:AddyourcontrolnotificationhandlercodehereCFileDialogdlg(TRUE,NULL,NULL,OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,AllFiles(*.TXT)|*.TXT,AfxGetMainWnd();CStringstrPath,strText=;if(dlg.DoModal()=IDOK)strPath=dlg.GetPathName();m_OP.SetWindowText(strPath);CFilefile(strPath,CFile:modeRead);ch

10、arread10000;file.Read(read,10000);for(inti=0;ifile.GetLength();i+)strText+=readi;file.Close();m_Edit1.SetWindowText(strText);附录2voidCTxtDlg:OnSave()/TODO:AddyourcontrolnotificationhandlercodehereCFileDialogdlg(FALSE,NULL,NULL,OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,AllFiles(*.TXT)|*.TXT,AfxGetMainWnd();CStringstrPath,strText=;charwrite10000;if(dlg.DoModal()=IDOK)strPath=dlg.GetPathName();if(strPath.Right(4)!=.TXT)strPath+=.TXT;m_SPSetWindowText(str