LAB9 MFC

พิมพ์ข้อความลงไป

กด Clear ข้อความหายไป

============================สร้างไฟล์ .h============================

#include <afxwin.h>

#define IDC_PAD 100

#define IDC_CLSBUTTON 101

#define IDC_COPYBUTTON 102

#define IDC_PASTEBUTTON 103

#define IDC_EXITBUTTON 104

class CApp : public CWinApp

{

public: virtual BOOL InitInstance();

};

class CWin : public CFrameWnd

{ int response;

CEdit *EditPad;

CButton *CLSButton;

CButton *CopyButton;

CButton *PasteButton;

CButton *ExitButton;

public:CWin();

          ~CWin();

       afx_msg void OnCLS();

       afx_msg void OnCopy();

       afx_msg void OnPaste();

       afx_msg void OnExit();

       DECLARE_MESSAGE_MAP ();

};

============================สร้างไฟล์ .Cpp============================

#include "LAB9b.h"

CApp app;

BEGIN_MESSAGE_MAP(CWin, CFrameWnd)

       ON_BN_CLICKED(IDC_EXITBUTTON, OnExit)

       ON_BN_CLICKED(IDC_COPYBUTTON, OnCopy)

       ON_BN_CLICKED(IDC_PASTEBUTTON, OnPaste)

       ON_BN_CLICKED(IDC_CLSBUTTON, OnCLS)

END_MESSAGE_MAP()

void CWin::OnExit(){

       response=MessageBox("Do you want to quit !!\nYes or No?",

              "lab9: Little notw pad", MB_ICONQUESTION|MB_YESNO);

       if (response==IDYES) DestroyWindow();

}

void CWin::OnCopy(){

       EditPad->SetSel(0,-1,TRUE);

       EditPad->Clear();

       EditPad->SetFocus();

}

void CWin::OnCLS(){

       EditPad->SetSel(0,-1,TRUE);

       EditPad->Clear();

       EditPad->SetFocus();

}

void CWin::OnPaste(){

       EditPad->Paste();

       EditPad->SetFocus();

}

BOOL CApp::InitInstance(){

       m_pMainWnd=new CWin();

       m_pMainWnd->ShowWindow(m_nCmdShow);

       m_pMainWnd->UpdateWindow();

       return TRUE;

}

CWin::CWin(){

       Create(NULL,"Little note pad",

                 WS_OVERLAPPED|WS_SYSMENU|WS_MINIMIZEBOX, CRect(0,0,290,245));

      EditPad=new CEdit();

         CLSButton=new CButton();

         CopyButton=new CButton();

         PasteButton=new CButton();

         ExitButton=new CButton();

         EditPad->Create(WS_CHILD|WS_VISIBLE|WS_BORDER|WS_TABSTOP|\

                ES_AUTOVSCROLL|ES_AUTOHSCROLL|ES_MULTILINE,

                CRect(10,10,270,140), this,IDC_PAD);

         CLSButton->Create("Clear",

                WS_CHILD|WS_VISIBLE|WS_TABSTOP,

                CRect(10,145,90,170), this,IDC_CLSBUTTON);

         CopyButton->Create("Copy",

                WS_CHILD|WS_VISIBLE|WS_TABSTOP,

                CRect(100,145,180,170), this,IDC_COPYBUTTON);

         PasteButton->Create("Paste",

                WS_CHILD|WS_VISIBLE|WS_TABSTOP,

                CRect(190,145,270,170), this,IDC_PASTEBUTTON);

         ExitButton->Create("Clear",

                WS_CHILD|WS_VISIBLE|WS_TABSTOP,

                CRect(10,175,270,200), this,IDC_EXITBUTTON);

}

CWin::~CWin()

{

       delete EditPad;

       delete CLSButton;

       delete CopyButton;

       delete PasteButton;

       delete ExitButton;

}