C++ MFC 实验报告.docx

result! =miniume(num l,num2);CDC* pDC二GetDC();CString strl;str.Format(_T("%d"),resultl);pDC->TextOut(200,15O,strl);菜单项2.1.2.1 在菜单中添加一个选项显示谙在此处健人文件也)编辑更)视图92.1.2.2 为菜单项添加一个事件处理函数以弹出对话框在view头文件中添加一个变量MyDialog dig;在事件处理函数中添加代码void CEx21 View:OnDialog() (/ TODO:在此添加命令处理程序代码dlg.DoModal();)2.1.2.3 结2.1.3.1 UpdateData(true);为传值函数，将输入的文本赋予变量。2.1.3.2 CDC* pDC=GetDC();获取view类的OnDraw函数功能。2.1.3.3 变量result , resultl 为int型,应该用CString strl;str.Format(_T("%d"),result 1);语句转化成CString型2.1.3.4 pDC->TextOut(200,l5O,str 1);一次只能输出一个值，分2个按钮输出结果。2.1.3.5 dlg.DoModal();语句触发对话框。实验三3.1 编写一个单文档应用程序Ex5。在主菜单中增加【曲线】、【线宽】和【颜色】 3个菜单项，【曲线】菜单中包含【正弦】和【余弦】两个菜单项；【线宽】菜单 中包含【线宽2】和【线宽3】两个菜单项；【颜色】菜单中包含【红色】和【蓝 色】两个菜单项。为该应用程序创建一个新工具栏和一个快捷菜单，工具栏包含 4个按钮，分别与菜单项【线宽2】、【线宽3】、【红色】和【蓝色】相对应，快 捷菜单上有【正弦】、【余弦】、【线宽2】、【线宽3】、【红色】和【蓝色】6个菜 单项。在状态栏中增加一个窗格，用来显示曲线的类型、线宽以及颜色的提示信3.2 实验步骤321制作菜单项，快捷菜单项，按钮项将对应选项ID分别设为正弦 ID.S1NE余弦 ID_COSINE线宽 2 ID_DRAW_LINE2线宽 3 ID_DRAW_LINE3红色 ID_SETLINE_RED蓝色 ID_S ETLINE_B LUE3.2.2 为菜单项添加click事件在view类的头文件中添加变量：public:int OperationType;/曲线类型int LineType; 线宽int ColorType;/颜色void CEx5View:0nSine() (/ TODO:在此添加命令处理程序代码OperationType=l;OnDraw(NULL);this->Invalidate(true);void CEx5View:OnCosine()/ TODO:在此添加命令处理程序代码OperationType=2;OnDraw(NULL);this->Invalidate(true);)void CEx5View:OnDrawLine2()(/ TODO:在此添加命令处理程序代码LineType=5;OnDraw(NULL);this->Invalidate(true);)void CEx5View:OnDrawLine3()/ TODO:在此添加命令处理程序代码 LineType=16;OnDraw(NULL);this->Invalidate(true);void CEx5View:OnSetlineRed()(/ TODO:在此添加命令处理程序代码ColorType=2;OnDraw(NULL);this->Invalidate(true);void CEx5View:OnSetlineBlue()(/ TODO:在此添加命令处理程序代码ColorType=3;OnDraw(NULL);this->Invalidate(true);)为快捷菜单添加代码：在mainframe的头文件中添加：public:CToolBar m_wndMYToolBar;在mainframe.cpp中的OnCreate函数中添加：if (!m_wndMYToolBar.CreateEx(this, TBSTYLE.FLAT, WS.CHILD | WS_VISIBLE | CBRS_TOP | CBRS_GRIPPER | CBRS_TOOLTIPS | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) | !m_wndToolBar.LoadToolBar(IDR_TOOLBARl)(TRACE。("未能创建工具栏n”)；return-1;/未能创建)/TODO:如果不需要可停靠工具栏，则删除这三行m_wndMYToolBar.EnabIeDocking(CBRS_ALIGN_ANY);EnableDocking(CBRS_ALIGN_ANY);DockControlBar(&m_wndMYToolBar);在 mainframe 类中重写函数 OnContextMenuvoid CMainFrame:OnContextMenu(CWnd* pWnd, CPoint point)/TODO:在此处添加消息处理程序代码CMenu menu;if(menu.LoadMenu(IDR_POPUP_MENU) (CMenu *pPopup=menu.GetSubMenu(0);point.x, point.y,this);pPopup->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,3.2.3 添加画法代码在view类的OnDraw函数中添加：void CEx5View:OnDraw(CDC* pDC) (CEx5Doc* pDoc 二 GetDocument();ASSERT_VALID(pDoc);if (!pDoc) return;CClientDC pc(this);pc.SetMapMode(MM_TEXT);pc.SetWindowOrg(CPoint(-300,-300);pc.MoveTo(0,0);pc.LineTo(420,0);pc.MoveTo(0,0);pc.LineTo(0,-220);/pc->TextOut(50,10,1,r,);CStringArray s;s.SetSize(8,-l);s0=,'r,;sl=',2',;s2="3',;s3=,'4"s4=,'5"s5="6,;s6="7',;s7=',8"fbr(int i=l ;i<=8;i+)pc.MoveTo(i*50,-l 0);pc.LineTo(i*50,+10);pc.TextOut(i*50,10,si-l);)int x,y,j;float a;pc.MoveTo(0,0);CPen Pen;switch (ColorType) ( case 2:Pen.CreatePen(PS_SOLID,LineType,RGB(255,0,0);break;case 3:Pen.CreatePen(PS_SOLID,LineType,RGB(0,0,255); break;CPen *OldPen=pc.SelectObject(&Pen);switch(OperationType) (for(j=0;j<=400;j+)(x二j；a=j;y=-50*sin(a/50);pc.LineTo(x,y);break ;for(j=0;j<=400;j+)(x二j;a=j；y=-50*cos(a/50);pc.LineTo(x,y); break ;)pc.SelectObject(OldPen);/ TODO:在此处为本机数据添加绘制代码)状态栏在mainframe的头文件中添加：public:CStatusBar m_wndStatusBar;在mainframe中的数组static UINT indicators!=/状态行指示器ID_SEPARATOR, IDJNDICATOR_CAPS, IDJNDICATOR_NUM, IDJNDICATOR_SCRL, )；中添加3个ID: ID_LINE_TYPE; ID_LINE_COLOR; ID_LINE_SYM;在mainframe的OnCreate函数中添加m_wndStatusBar.SetPaneInfo( 1 ,ID_LINE_TYPE,SBPS_POPOUT,50); m_wndStatusBar.SetPaneInfo(2,ID_LINE_COLOR,SBPS_POPOUT,50); m_wndStatusBar.SetPaneInfo(2,ID_LINE_SYM,SBPS_POPOUT,50);实验四4.1 自定义一个学生信息类，包括学生姓名，电话，地址，学号。使用链表模板 存贮班级学生信息，使用Cformview显示，要求有数据导航功能（参考.附件1,）4. L 1制作一个对话框4.1.1.1 在view类中添加对话框相应控件的变量CString StuName;int StuGrade;CString StuAddress;int StuNumber;4.1.1.2 插入3个函数以获取、删除和插入对话框输入的信息void CEx41 View:GetInfo(POSITION position)if(position)Student* student=m_pList->GetAt(position);StuName=student->StuName;StuGrade=student->StuGrade;StuAddress=student->StuAddress;StuNumber=student->StuNumber;elseGetlnfo();)UpdateData(false);)void CEx41 View:GetInfo()StuName=MH;StuGrade=O;StuAddress=,1H;StuNumber=O;UpdateData(false);(CDialog*)this)->GotoDlgCtrl(GetDlgItem(IDC_STU_NAME);)void CEx41 View:Insertstudent(POSITION position) if(UpdateData(true) Student* student=new Student();student->StuName=StuName;student->StuGrade=StuGrade;student->StuAddress=StuAddress;student->StuNumber=StuNumber;m_position=m_pList->InsertAfter(m_position, student);4.1.1.3 添加消息处理函数 DoDataExchange OnlnitialUpdate 和 OnUpdatevoid CEx41 View:DoDataExchange(CDataExchange* pDX) (/TODO:在此添加专用代码和/或调用基类CFormView:DoDataExchange(pDX);DDX_Text(pDX, IDC_STU_NAME, StuName);DDV_MaxChars(pDX, StuName, 30);DDX_Text(pDX, IDC_STU_GRADE, StuGrade);DDV_MinMaxInt(pDX, StuGrade, 0, 100);DDX_Text(pDX, IDC_STU_ADRESS, StuAddress);DDV_MaxChars(pDX, StuAddress, 50);DDX_Text(pDX, IDC_STU_NUMBER, StuNumber); DDV_MinMaxInt(pDX, StuNumber, 0, 999999);)void CEx41 View:OnInitialUpdate()(/TODO:在此添加专用代码和/或调用基类 m_pList=GetDocument()->GetList();CFormView:OnInitialUpdate();void CEx41 View:OnUpdate(CView* pSender, LPARAM IHint, CObject* pHint) (/TODO:在此添加专用代码和/或调用基类m_position=m_pList->GetHeadPosition();)4.1.1.4 为控件clear添加事件处理函数void CEx41 View:OnBnClickedStuClear()/ TODO:在此添加控件通知处理程序代码Getlnfo();制作一个菜单项学生信息话在此处键入insertdeleteFirstPrevi ousNextLast话在此处键入为菜单项添加消息处理函数Command 型void CEx41 View:OnStuInsert()/ TODO:在此添加命令处理程序代码TRACE("Entering CEx41 View:OnStuInsertn");InsertStudent(m_position);GetDocument()->SetModifiedFlag();GetDocument()->UpdateAllViews(this);void CEx41 View:OnStuDelete()/ TODO:在此添加命令处理程序代码POSITION pos;i f(pos=m_position)! =NULL) m_pList->GetNext(pos); if(pos=NULL)pos=m_pList->GetHeadPosition(); if(pos=m_position)pos=NULL;Getlnfo(pos);Student* stu=m_pList->GetAt(Disposition);m_pList->RemoveAt(m_position);delete stu;m_position=pos;GetDocument()->SetModifiedFlag();GetDocument()->UpdateAllViews(this);void CEx41 View:OnStuFirst()(/ TODO:在此添加命令处理程序代码if(! m_pList->IsEmpty() m_position=m_pList->GetHeadPosition();Getlnfo(m_position);void CEx41 View:OnStuPrevious()(/ TODO:在此添加命令处理程序代码POSITION pos;if(pos=m_position) !=NULL) m_pList->GetPrev(pos); if(pos)Getlnfo(pos);m_position=pos;void CEx41 View:OnStuNext()(/ TODO:在此添加命令处理程序代码 POSITION pos;if(pos=m_position)! =NULL) m_pList->GetNext(pos); if(pos)Getlnfo(pos);m_position=pos;实验一1.1 显示一首诗。在view类的ondraw函数中添加代码如下：void CExl 1 View:OnDraw(CDC* pDC) (CExl I Doc* pDoc 二 GetDocumentO;ASSERT_VALID(pDoc);if (!pDoc) return;/ TODO:在此处为本机数据添加绘制代码CString s4;s0="人生得意须尽欢，莫使金樽空对,月。sl二"两岸青山相对出，孤帆一片日边来。s2="孤帆远影碧空尽，惟见长江天际流。”；s3="飞流直下三千尺，疑是银河落九天。”；for(int i=0;i<4;i+) (pDC->TextOut(l 00,100+20*i,si);)1.2 画一个坐标系，画函数y = sin(x),x£(-2i,2»)的图像。在view类的ondraw函数中添加代码如下：void CEx 12View:OnDraw(CDC5fs pDC) (CExl2Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);if (!pDoc) return;/ TODO:在此处为本机数据添加绘制代码pDC->SetMapMode(MM_TEXT);pDC->SetWindowOrg(CPoint(-370,-250);pDC->MoveTo(0,0);pDC->LineTo(420,0);pDC->MoveTo(0,0);pDC->LineTo(0,-220);pDC->MoveTo(0,0);pDC->LineTo(-420,0);pDC->MoveTo(0,0);pDC->LineTo(0,220);void CEx41 View:OnStuLast()/ TODO:在此添加命令处理程序代码if(! m_pList->IsEmpty()m_position=m_pList->GetTailPosition();Getlnfo(m_position);Update 型void CEx41 View:OnUpdateStuFirst(CCmdUI *pCmdUI) (/ TODO:在此添加命令更新用户界面处理程序代码POSITION pos;pos=m_pList->GetHeadPosition();pCmdUI->Enable(m_position!=NULL)&&(pos!=m_position); )void CEx41 View:OnUpdateStuLast(CCmdUI *pCmdUI) (/ TODO:在此添加命令更新用户界面处理程序代码POSITION pos;pos=m_pList->GetTailPosition();pCmdUI->Enable(m_position!=NULL)&&(pos!=m_position);)void CEx41 View:OnUpdateStuDelete(CCmdUI *pCmdUI) (/ TODO:在此添加命令更新用户界面处理程序代码 pCmdUI->Enable(m_position!=NULL);4. 2对附件3加以修改,增加对颜色,笔宽的处理（参考附件2）做以下修改:4. 2. 1在view类中加入2个变量protected:CStroke*m_pStrokeCur;/ the stroke in progressCPointm_ptPrev;/ the last mouse pt in the stroke in progress4. 2. 2加入3个消息处理函数：void CScribbleView:OnLButtonDown(UINT, CPoint point) (/ Pressing the mouse button in the view window starts a new strokem_pStrokeCur = GetDocument()->NewStroke();/ Add first point to the new strokem_pStrokeCur->m_pointArray.Add(point);SetCapture(); / Capture the mouse until button up.m_ptPrev = point; / Serves as the MoveTo() anchor point for the/ LineTo() the next point, as the user drags the/ mouse.return;)void CScribbleView:OnLButtonUp(UINT, CPoint point) (/ Mouse button up is interesting in the Scribble application/ only if the user is currently drawing a new stroke by dragging/ the captured mouse.if (GetCapture() != this)return; / If this window (view) didn't capture the mouse, / then the user isn't drawing in this window.CScribbleDoc* pDoc 二 GetDocument();CClientDC dc(this);CPen* pOldPen 二 dc.SelectObject(pDoc->GetCurrentPen();dc.MoveTo(m_ptPrev);dc.LineTo(point);dc.SelectObject(pOldPen);m_pStrokeCur->m_pointArray.Add(point);ReleaseCapture(); / Release the mouse capture established at / the beginning of the mouse drag.return;)void CScribbleView:OnMouseMove(UINT, CPoint point) (/ Mouse movement is interesting in the Scribble application/ only if the user is currently drawing a new stroke by dragging/ the captured mouse.if (GetC叩ture() != this) return; / If this window (view) didn't capture the mouse,/ then the user isn't drawing in this window.CClientDC dc(this);m_pStrokeCur->m_pointArray.Add(point);/ Draw a line from the previous detected point in the mouse/ drag to the current point.CPen* pOldPen = dc.SelectObject(GetDocument()->GetCurrentPen();dc.MoveTo(m_ptPrev);dc.LineTo(point);dc.SelectObject(pOldPen);m_ptPrev = point;return;)4. 2. 3在OnDraw函数中加入代码：void CScribbleView:OnDraw(CDC* pDC) CScribbleDoc* pDoc = GetDocument();ASSERT_VALID(pDoc);/ The view delegates the drawing of individual strokes to/ CStroke:DrawStroke().CTypedPtrList<CObList,CStroke*>& strokeList = pDoc->m_strokeList;POSITION pos = strokeList.GetHeadPosition();while (pos != NULL) (CStroke* pStroke = strokeList.GetNext(pos);pStroke->DrawStroke(pDC);实验五5. 1实验内容(1)使用单文档应用研究程序及分裂视图方法，左窗格使用CformView,添加两个列表框,一个设 定颜色红、绿、兰；一个设定sin()、cos()；右窗格使用Cview,画一个坐标系，显示正余弦图 像。(2)参考msdn示例之mdi;在多文档应用程序框架下使用菜单分别打开两个不同的文档。一个 文档及相关视图用来进行诗行显示；另一个实现正、余弦曲线显示。.诗行显示，正、余弦曲线 显示由菜单控制。5.2制作过程521建立一个工程Curve并在原工程中选择添力口一现有项一CurveView.h/CurveView.cpp在MainFrm.cpp中添加#include "CurveView.h"在 CurveView.cpp 中添加#include nstdafx.h"include ”Ex5.h”#include "Ex5View.h"#include "MainFrm.h"#include nEx5Doc.hn#include nmath.hn4£CurveView.hl1tl#pragma once上方添加：include nEx5Doc.h"5.2.1.1 CurveView.cpp5.2.1.1.1 在Curve类中添加2个变量public:int m_string;int color;在视图类的头文件中加上#include "math.h"5.2. L1.2在OnDraw函数中添加画sin和cos曲线的代码void CCurve:OnDraw(CDC* pDC) (CEx5Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);if(!pDoc)return;/TODO:在此处为本机数据添加绘制代码画出坐标系CRect rectClient;GetClientRect(rectClient);pDC->SetMapMode (MM.ANISOTROPIC);pDC->SetWindowExt (1000,1000);pDC->SetViewportExt (rectClient.right ,-rectClient.bottom);pDC->SetViewportOrg (rectClient.right /2,rectClient.bottom /2);/pDC->Ellipse (-500,500,500,-500);pDC->MoveTo (-500,0);pDC->LineTo (500,0);pDC->MoveTo (500,0);pDC->LineTo (490,10);pDC->MoveTo (500,0);pDC->LineTo (490,-10);pDC->MoveTo (0,-500);pDC->LineTo (0,500);pDC->MoveTo (0,500);pDC->LineTo (-10,490);pDC->MoveTo (0,500);pDC->LineTo (10,490);for(int i=-4;iv=4;i+) (CString str;str.Format (_T("%d"),i)；pDC->MoveTo(i*100,-5);pDC->LineTo(i*100,+5);pDC->TextOutW (i* 100,-5,str);)for(int i=-l;i<=l ;i+)continue;CString str;str.Format (_T("%dn),i);pDC->MoveTo(-5,i*100);pDC->LineTo(+5,i*100);pDC->TextOutW (+5,i*lOO,str);)m_string=pDoc->m_string;color=pDoc->color;CPen pen;选择颜色switch(color)case 0:pen.CreatePen(PS_SOLID,3,RGB(255,0,0); break;pen.CreatePen(PS_SOLID,3,RGB(0,0,255); break;pen.CreatePen(PS_SOLID,3,RGB(0,255,0); break;)CPen* oldPen=pDC->SelectObject(&pen);选择线形 switch(m_string)case 0:pDC->MoveTo (-400,(int) 100*sin(float)-4);for(int i=-400;i<=400;i+)(float ix,iy;int y;ix=(float)i/100;iy=sin(ix);y=(int)100*iy;pDC->LineTo (i,y);break;case 1:pDC->MoveTo(-400,(int)100*cos(float)-4);for(int i=-400;i<=400;i+)float ix,iy;int y;ix=(float)i/100;iy=cos(ix);y=(int)100*iy;pDC->LineTo (i,y);break;)pDC->SelectObject(oldPen);在MainFrame类中重写函数OnCreateClient,在头文件中加入 public:CSplitterWnd m_wndSplitter;在M ainFrame.cpp中加入头文件#include nCurveView.h"include HEx5View.hn并添加代码：BOOL CMainFrame:OnCreateClient(LPCREATESTRUCT /*lpcs*/,CCreateContext* pContext) (/*return m_wndSplitter.Create(this,2, 2,/TODO:调整行数和列数CSize(10, 10),/ TODO:调整最小窗格大小pContext);*/VERIFY(m_wndSplitter.CreateStatic(this,l,2);VERIFY(m_wndSplitter.CreateView(0,0,RUNTIME_CLASS(CEx5View),CSize(l 00,100),pContext);VERIFY(m_wndSplitter.CreateView(O,l ,RUNTIME_CLASS(CCurveView),CSize(l 00,100),pContext); return true;)5.2.3 制作一个对话框Buttonl设置Vertical ScrolTrue设置3个控件ID依次为：IDC.LIST1IDC.LIST2IDC_BUTTON1为3个控件添加Ex5View的事件处理函数:void CEx5View:OnBnClickedButton 1()(/ TODO:在此添加控件通知处理程序代码CWnd * pwnd;pwnd=GetDIgItem( IDC_STATIC);CDC* pDC=pwnd->GetDC ();pDC->Ellipse (0,0,100,100);void CEx5 View:OnLbnSelchangeList 1 ()/ TODO:在此添加控件通知处理程序代码CEx5Doc* pDoc = GetDocument();ASSERT_VALID(pDoc);if(!pDoc)return;CListBox *pCtrl = (CListBox *)GetDlgItem( IDC_LIST1 );m_string=pCtrl->GetCurSel();pDoc->m_string =m_string;pDoc->Update All Views (NULL);void CEx5View:OnLbnSelchangeList2()(/ TODO:在此添加控件通知处理程序代码CEx5Doc* pDoc 二 GetDocument();ASSERT_VALID(pDoc);if (!pDoc)return;CListBox *pCtrl = (CListBox *)GetDlgItem( IDC.LIST2 );col or=pC tri ->GetC urS el ();pDoc->color =color;pDoc->UpdateAHViews (NULL);)重写函数 OnlrdtialUpdatevoid CEx5View:OnInitialUpdate()(CFormView:OnInitialUpdate();GetParentFrame()->RecalcLayout();ResizeParentToFit();CListBox *ptrl=(CListBox*)GetDlgItem(IDC_LISTl);ptrl->AddString(_T(Hsin(x)");ptrl->AddString(_T("cos(x)");ptrl->SetCurSel(O);CListBox *ptrl2=(CListBox*)GetDlgItem(I