真是很开心~~~

roychan · 发表于 2009-5-27 21:36:03

// shape2Dlg.cpp : 实现文件
//

#include "stdafx.h"
#include "shape2.h"
#include "shape2Dlg.h"
#include "CircularShape.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// 用于应用程序“关于”菜单项的 CAboutDlg 对话框

class CAboutDlg : public CDialog
{
public:
CAboutDlg();

// 对话框数据
enum { IDD = IDD_ABOUTBOX };

protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持

// 实现
protected:
DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()

// Cshape2Dlg 对话框

Cshape2Dlg::Cshape2Dlg(CWnd* pParent /*=NULL*/)
: CDialog(Cshape2Dlg::IDD, pParent)
, m_radius(_T(""))
, m_height(_T(""))
, m_area(_T(""))
, m_volume(_T(""))
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void Cshape2Dlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
DDX_Text(pDX, IDC_EDIT1, m_radius);
DDX_Text(pDX, IDC_EDIT2, m_height);
DDX_Text(pDX, IDC_EDIT3, m_area);
DDX_Text(pDX, IDC_EDIT4, m_volume);
DDX_Control(pDX, IDC_LIST1, m_list);
DDX_Control(pDX, IDC_EDIT2, m_edit_height);
}

BEGIN_MESSAGE_MAP(Cshape2Dlg, CDialog)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
ON_LBN_SELCHANGE(IDC_LIST1, &Cshape2Dlg::OnLbnSelchangeList1)
ON_BN_CLICKED(IDC_BUTTON1, &Cshape2Dlg::OnBnClickedButton1)
END_MESSAGE_MAP()

// Cshape2Dlg 消息处理程序

BOOL Cshape2Dlg::OnInitDialog()
{
CDialog::OnInitDialog();

// 将“关于...”菜单项添加到系统菜单中。

// IDM_ABOUTBOX 必须在系统命令范围内。
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
ASSERT(IDM_ABOUTBOX < 0xF000);

CMenu* pSysMenu = GetSystemMenu(FALSE);
if (pSysMenu != NULL)
{
      CString strAboutMenu;
      strAboutMenu.LoadString(IDS_ABOUTBOX);
      if (!strAboutMenu.IsEmpty())
      {
         pSysMenu->AppendMenu(MF_SEPARATOR);
         pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
      }
}

// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
//  执行此操作
SetIcon(m_hIcon, TRUE);          // 设置大图标
SetIcon(m_hIcon, FALSE);       // 设置小图标

// TODO: 在此添加额外的初始化代码
m_list.AddString("1.圆");

m_list.AddString("2.圆锥");

m_list.AddString("3.圆柱");

m_list.AddString("4.球");

return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}

void Cshape2Dlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
      CAboutDlg dlgAbout;
      dlgAbout.DoModal();
}
else
{
      CDialog::OnSysCommand(nID, lParam);
}
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void Cshape2Dlg::OnPaint()
{
if (IsIconic())
{
      CPaintDC dc(this); // 用于绘制的设备上下文

      SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

      // 使图标在工作矩形中居中
      int cxIcon = GetSystemMetrics(SM_CXICON);
      int cyIcon = GetSystemMetrics(SM_CYICON);
      CRect rect;
      GetClientRect(&rect);
      int x = (rect.Width() - cxIcon + 1) / 2;
      int y = (rect.Height() - cyIcon + 1) / 2;

      // 绘制图标
      dc.DrawIcon(x, y, m_hIcon);
}
else
{
      CDialog::OnPaint();
}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
//
HCURSOR Cshape2Dlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}

void Cshape2Dlg::OnLbnSelchangeList1()
{
// TODO: 在此添加控件通知处理程序代码
short int choice;

m_radius = "";
m_height = "";
m_area = "";
m_volume = "";
UpdateData(FALSE);

choice = m_list.GetCurSel();
if (choice == 0 || choice == 3)
      m_edit_height.SetReadOnly(1);
else
      m_edit_height.SetReadOnly(0);

}

void Cshape2Dlg::OnBnClickedButton1()
{
// TODO: 在此添加控件通知处理程序代码
short int choice;
double radius, height;
CCircularShape *p_shape = 0;  //定义基类指针p_shape

UpdateData(TRUE);

choice = m_list.GetCurSel();
radius = atof(m_radius);
if (choice == 1 || choice == 2)
      height = atof(m_height);

switch(choice)
{
case 0 :p_shape = new CCircle(radius);
      break;
case 1 :p_shape = new CCone(radius,height);
      break;
case 2 :p_shape = new CCylinder(radius,height);
      break;
case 3 :p_shape = new CSphere(radius);
      break;
default :p_shape = 0;
         break;
}//选择适当的语句在此填空
      m_area.Format("%.2f", p_shape->getSurfaceArea());

if (choice == 1 || choice == 2 || choice==3)
      m_volume.Format("%.2f", p_shape->getVolume());

delete p_shape;
UpdateData(FALSE);

}
嘛，开心是因为终于自己搞定了这个怪东西，看不懂不要紧~我只来宣泄下的.....................