mfc播放器

mfc播放器 class CMyApp:public CWinApp{ public: virtual BOOL InitInstance();}; class CMainWindow:public CFrameWnd { public: afx_msg void OnMouseMove(UINT nFlags,CPoint point); protected: HWND m_hMyMCIWnd; CListBox ListBox1; CButton btn; 　CButton btn1; CButton btn2; CButton btn3; CButton clo; CButton open; CButton loop; CButton loop1; CButton loop2; CButton loop3; CPalette m_palette; void DoGradientFill(CDC* pDC,LPRECT pRect); CString GetSuffix(CString strFileName); 　CBrush m_brRedBrush;CBrush m_brush; CFont font; CFont font1; int x,y; int h; int work; int xop,yop; 　CString FileString;public: CMainWindow(); protected: static const TCHAR szFilters1[]; static const TCHAR szFilters2[]; afx_msg void OnLButtonDown(UINT nFlags,CPoint point); afx_msg void OnLButtonUp(UINT nFlags,CPoint point);afx_msg BOOL OnMouseWheel(UINT nFlags,short zDelta,CPoint point); afx_msg int OnCreate(LPCREATESTRUCT lpcs);afx_msg LRESULT OnMCINotify(WPARAM wParam,LPARAM lParam); afx_msg void OnBtnClick(); afx_msg void OnBtnClick1(); afx_msg void OnBtnClick2(); afx_msg void OnBtnClick3(); afx_msg void OnBtnClick4(); afx_msg void OnBtnClick5(); afx_msg void OnCheckClick(); 　afx_msg void OnCheckClick1(); afx_msg void OnCheckClick2(); afx_msg void OnCheckClick3(); afx_msg void OnTimer(UINT nTimerID);afx_msg void OnSize(UINT nType,int cx,int cy);afx_msg BOOL OnEraseBkgnd(CDC* pDC);afx_msg HBRUSH OnCtlColor(CDC* pDC,CWnd *pWnd,UINT nCtlColor); DECLARE_MESSAGE_MAP() }; //代码窗体Player.cpp #include #include "Player.h" #include "VolumeControl.h" #include #include #include "math.h" #pragma comment(lib,"vfw32.lib") #define IDC_LISTBOX 1000 #define IDC_OPEN 1001 　#define IDC_OPEN1 1002 #define IDC_OPEN2 1003 #define IDC_OPEN3 1004 #define IDC_OPEN4 1007 #define IDC_CLOSE 1005 #define IDC_MAIN 1006 #define IDC_CHECK 1008 #define IDC_CHECK1 1009 #define IDC_CHECK2 1010 #define IDC_CHECK3 1011 CMyApp myApp; const TCHAR CMainWindow::szFilters1[]=_T("Sound Files (*.mp3) | *.mp3| All Files (*.*) | *.*||"); const TCHAR CMainWindow::szFilters2[]=_T("Movie Files (*.avi) | *.avi|All Files (*.*) | *.*||"); UINT nSound; CString str1,str,name,filename; int sign=1,nVolume,length,count=0;ControlWindow *con; BOOL Eloop=FALSE,Eloop1=FALSE,Eloop2=FALSE,flag=FALSE,Eloop3=FALSE; 　int Index=0; BOOL CMyApp::InitInstance() { m_pMainWnd=new CMainWindow; m_pMainWnd->ShowWindow(m_nCmdShow);m_pMainWnd->UpdateWindow(); return TRUE; } BEGIN_MESSAGE_MAP(CMainWindow,CFrameWnd)ON_WM_CREATE() ON_BN_CLICKED(IDC_OPEN,OnBtnClick)ON_BN_CLICKED(IDC_OPEN1,OnBtnClick1)ON_BN_CLICKED(IDC_OPEN2,OnBtnClick2)ON_BN_CLICKED(IDC_OPEN3,OnBtnClick3) ON_BN_CLICKED(IDC_CLOSE,OnBtnClick4)ON_BN_CLICKED(IDC_OPEN4,OnBtnClick5)　ON_BN_CLICKED(IDC_CHECK,OnCheckClick)ON_BN_CLICKED(IDC_CHECK1,OnCheckClick1)ON_BN_CLICKED(IDC_CHECK2,OnCheckClick2)ON_BN_CLICKED(IDC_CHECK3,OnCheckClick3) ON_WM_ERASEBKGND() ON_WM_CTLCOLOR() ON_WM_SIZE() ON_WM_TIMER() ON_WM_MOUSEWHEEL() ON_MESSAGE(MCIWNDF_NOTIFYMODE,OnMCINotify)ON_WM_LBUTTONDOWN() 　ON_WM_LBUTTONUP() ON_WM_MOUSEMOVE() END_MESSAGE_MAP() CMainWindow::CMainWindow() { Create(NULL,_T("Player"),WS_POPUPWINDOW,CRect(100,100,620,610),this); } int CMainWindow::OnCreate(LPCREATESTRUCT lpcs) { if (CFrameWnd::OnCreate(lpcs)==-1) return -1; //CoInitializeEx CClientDC dc(this); ::SetWindowPos(m_hWnd,HWND_TOPMOST,100,100,620,610,WS_EX_TOPMO ST); 　con=new ControlWindow(); //con->ShowWindow(SW_SHOW); if (dc.GetDeviceCaps(RASTERCAPS) & RC_PALETTE) { struct{ LOGPALETTE lp; PALETTEENTRY ape[63]; }pal; LOGPALETTE* pLP=(LOGPALETTE*) &pal; pLP->palVersion=0x300; pLP->palNumEntries=64; for (int i=0;i<64;i++) { pLP->palPalEntry[i].peRed=0; pLP->palPalEntry[i].peGreen=0; pLP->palPalEntry[i].peBlue=255-(i*4); pLP->palPalEntry[i].peFlags=0; 　 } m_palette.CreatePalette(pLP); } font1.CreatePointFont(80,_T("MS Sans Serif"));CRect rect; rect.SetRect(110,450,210,465); loop.Create("码曲循码",WS_CHILD | WS_VISIBLE | BS_AUTORADIOBUTTON,rect,this,IDC_CHECK);loop.SetFont(&font1); rect.SetRect(110,470,210,485); loop1.Create("列表循码",WS_CHILD | WS_VISIBLE | BS_AUTORADIOBUTTON,rect,this,IDC_CHECK1);loop1.SetFont(&font1); rect.SetRect(200,450,300,465); loop2.Create("码曲播放",WS_CHILD | WS_VISIBLE | BS_AUTORADIOBUTTON,rect,this,IDC_CHECK2);loop2.SetFont(&font1); loop2.SetCheck(BST_CHECKED); 　rect.SetRect(200,470,300,485); loop3.Create("码序播放",WS_CHILD | WS_VISIBLE | BS_AUTORADIOBUTTON,rect,this,IDC_CHECK3);loop3.SetFont(&font1); rect.SetRect(10,444,50,484); clo.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | WS_BORDER,rect,this,IDC_CLOSE);clo.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON5")));rect.SetRect(460,444,500,484); open.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | WS_BORDER,rect,this,IDC_OPEN4);open.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON7")));rect.SetRect(300,444,340,484); btn.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | 　WS_BORDER,rect,this,IDC_OPEN);btn.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON1"))); rect.SetRect(340,444,380,484); btn2.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | WS_BORDER,rect,this,IDC_OPEN2); btn2.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON3")));rect.SetRect(380,444,420,484); btn1.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | WS_BORDER,rect,this,IDC_OPEN1); btn1.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON2")));rect.SetRect(420,444,460,484); btn3.Create(NULL,WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON | BS_ICON | WS_BORDER,rect,this,IDC_OPEN3); btn3.SetIcon(AfxGetApp()->LoadIcon(_T("IDI_ICON4")));//bitmap.m_hObject=(HBITMAP)::LoadImage(AfxGetInstanceHandle(),"b.bmp",I MAGE_BITMAP,110,40,LR_LOADFROMFILE); //CClientDC dc1(this); 　//CBitmap bitmap; //bitmap.LoadBitmap(_T("IDB_BITMAP1")); //CBrush brush(&bitmap); //dc1.FillRect(CRect(390,445,500,485),&brush);rect.SetRect(370,5,505,430); ListBox1.Create(WS_CHILD | WS_VISIBLE | LBS_STANDARD | WS_BORDER ,rect,this,IDC_LISTBOX); font.CreatePointFont(100,_T("MS Scans Serif")); ListBox1.SetFont(&font); if (!MCIWndRegisterClass()){ MessageBox("初始化未成功"); 　} //m_hMyMCIWnd=MCIWndCreate(this- >m_hWnd,AfxGetInstanceHandle(),MCIWNDF_NOTIFYSIZE | MCIWNDF_NOERRORDLG | MCIWNDF_NOTIFYMODE | WS_CHILD | WS_VISIBLE | WS_BORDER | MCIWNDF_NOMENU,NULL);//m_hMyMCIWnd=MCIWndCreate(this- >GetSafeHwnd(),AfxGetInstanceHandle(),WS_CHILD | WS_VISIBLE | MCIWNDF_NOPLAYBAR | MCIWNDF_NOMENU | MCIWNDF_NOTIFYMODE | WS_BORDER,NULL); //nVolume=MCIWndGetVolume(m_hMyMCIWnd); } BOOL CMainWindow::OnEraseBkgnd(CDC* pDC) { CRect rect; GetClientRect(&rect); ::SetWindowPos(m_hMyMCIWnd,NULL,3,3,3,3,SWP_NOZORDER);　CPalette* pOldPalette; if ((HPALETTE)m_palette!=NULL){ pOldPalette=pDC->SelectPalette(&m_palette,FALSE); pDC->RealizePalette(); } DoGradientFill(pDC,&rect); if ((HPALETTE) m_palette!=NULL) pDC->SelectPalette(pOldPalette,FALSE); return TRUE; } void CMainWindow::OnBtnClick1() { ListBox1.DeleteString(ListBox1.GetCurSel());} void CMainWindow::OnBtnClick2() { CFileDialog dlg(TRUE,_T("avi"),_T("*.avi"),OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_ALLOWMULTISELECT,szFilters2); if (dlg.DoModal()==IDOK){ 　 m_hMyMCIWnd=MCIWndCreate(this- >GetSafeHwnd(),AfxGetInstanceHandle(),WS_CHILD | WS_VISIBLE | MCIWNDF_NOPLAYBAR | MCIWNDF_NOMENU | MCIWNDF_NOTIFYMODE | WS_BORDER,NULL); nVolume=MCIWndGetVolume(m_hMyMCIWnd); name=dlg.GetFileName(); MCIWndStop(m_hMyMCIWnd); ListBox1.AddString(name); filename=name; if (filename.GetLength()>0 && GetSuffix(filename)=="avi"){ nSound=MCIWndOpen(m_hMyMCIWnd,(LPCSTR)filename,NULL); ::SetWindowPos(m_hMyMCIWnd,NULL,3,3,400,400,SWP_NOZORDER); HRGN hRgn1=::CreateRoundRectRgn(3,3,400,400,20,20); ::SetWindowRgn(m_hMyMCIWnd,hRgn1,TRUE); if (nSound==0) { MCIWndPlay(m_hMyMCIWnd); 　 con->m_slider.EnableWindow(TRUE); con->m_slider1.EnableWindow(TRUE); SetTimer(1,1000,NULL); } } else{ //MCIWndDestroy(m_hMyMCIWnd); MessageBox(_T("有码出文件没"),0,MB_OK); } } } void CMainWindow::OnBtnClick3(){ for(int i=0;iCloseWindow(); this->DestroyWindow(); } void CMainWindow::OnBtnClick5(){ count++; if (count%2==0){ con->ShowWindow(SW_SHOW); 　 open.SetIcon(AfxGetApp()->LoadIcon("IDI_ICON7")); } else{ con->ShowWindow(SW_HIDE); open.SetIcon(AfxGetApp()->LoadIcon("IDI_ICON8")); } } void CMainWindow::OnBtnClick() { CFileDialog dlg(TRUE,_T("mp3"),_T("*.mp3"),OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_ALLOWMULTISELECT,szFilters1); if (dlg.DoModal()==IDOK){ m_hMyMCIWnd=MCIWndCreate(this- >GetSafeHwnd(),AfxGetInstanceHandle(),WS_CHILD | WS_VISIBLE | MCIWNDF_NOPLAYBAR | MCIWNDF_NOMENU | MCIWNDF_NOTIFYMODE | WS_BORDER,NULL); nVolume=MCIWndGetVolume(m_hMyMCIWnd); 　 name=dlg.GetFileName(); MCIWndStop(m_hMyMCIWnd); ListBox1.AddString(name); filename=name; if (filename.GetLength()>0 && GetSuffix(filename)=="mp3"){ nSound=MCIWndOpen(m_hMyMCIWnd,(LPCSTR)filename,NULL); if (nSound==0){ MCIWndPlay(m_hMyMCIWnd); con->m_slider.EnableWindow(TRUE); con->m_slider1.EnableWindow(TRUE); SetTimer(1,1000,NULL); } } 　else{ //MCIWndDestroy(m_hMyMCIWnd); MessageBox(_T("有码出文件没"),0,MB_OK); } } } CString CMainWindow::GetSuffix(CString strFileName) { return strFileName.Right(strFileName.GetLength()-strFileName.ReverseFind('.')-1); } LRESULT CMainWindow::OnMCINotify(WPARAM wParam,LPARAM lParam) { if(wParam==MCI_MODE_STOP) { MessageBox("码束"); //MCIWndDestroy(m_hMyMCIWnd); } return TRUE; 　} void CMainWindow::DoGradientFill(CDC* pDC,LPRECT pRect) { CBrush *brush3[255]; TRY{ CBrush* pBrush[64]; for (int i=0;i<64;i++) pBrush[i]=new CBrush(PALETTERGB(255-(i*4),0,0));int nWidth=pRect->right-pRect->left;int nHeight=pRect->bottom-pRect->top;CRect rect; for (int i=0;iFillRect(&rect,pBrush[(i*63)/nHeight]);} for (int i=0;i<64;i++) delete pBrush[i]; pDC->SetBkMode(TRANSPARENT); CBrush brush1(RGB(223,108,215)); pDC->FillRect(CRect(5,400,365,410),&brush1);pDC->SetTextColor(RGB(h,125,32)); pDC->TextOut(120,20+h,FileString,FileString.GetLength()); pDC->TextOut(50,380,str,str.GetLength());pDC->TextOut(5,380,str1,str1.GetLength());CBrush brush(RGB(0,0,0)); pDC->FillRect(CRect(0,440,520,490),&brush); CBrush br1(RGB(32,235,123)); pDC->FillRect(CRect(70,445,78,485),&br1);HICON hIcon=AfxGetApp()->LoadIcon("IDI_ICON6");pDC->DrawIcon(10,450,hIcon); pDC->StretchBlt(83,445,16,16,pDC,10,450,36,36,SRCCOPY);　CBrush br(RGB(255,0,0)); pDC->FillRect(CRect(71,486-((nVolume*40)/1000),77,484),&br);for (int i=0;i<255;i++){ brush3[i]=new CBrush(PALETTERGB(255-i,255-i,i));} for (int j=0;j<255;j++){ pDC->FillRect(CRect(6+j,401,110+j,408.9),brush3[j]);} CBrush brush4(RGB(223,108,215)); pDC->FillRect(CRect(5+work,401,365,408.9),&brush4);for (int i=0;i<255;i++){ 　 delete brush3[i]; } }CATCH (CException,e){ this->DestroyWindow(); this->CloseWindow(); } END_CATCH } void CMainWindow::OnLButtonDown(UINT nFlags,CPoint point){ flag=TRUE; x=point.x; y=point.y; } void CMainWindow::OnLButtonUp(UINT nFlags, CPoint point){ flag=FALSE; } 　void CMainWindow::OnMouseMove(UINT nFlags, CPoint point) { if (flag){ CRect rect; ::GetWindowRect(m_hWnd,rect); //CRect rect1; //con->GetWindowRect(rect1); xop=rect.left+point.x-x; yop=rect.top+point.y-y; ::SetWindowPos(m_hWnd,NULL,xop,yop,rect.Width(),rect.Height(),SWP_NOSIZ E); //if ((rect1.left>rect.left+point.x-x && rect1.leftrect.top+point.y-y+rect.Height()-9 && rect.topm_hWnd,NULL,rect.left+point.x-x+3,rect.top+point.y-y+rect.Height()-9,513,293,SWP_NOZORDER); //} } } 　BOOL CMainWindow::OnMouseWheel(UINT nFlags, short zDelta, CPoint point) { CClientDC dc(this); if (zDelta>0){ if (nVolume<1000){ nVolume+=20; } } else{ if (nVolume>0){ nVolume-=20; } } 　MCIWndSetVolume(m_hMyMCIWnd,nVolume); return TRUE; } void CMainWindow::OnCheckClick(){ if (loop.GetCheck()==BST_CHECKED){ SetTimer(3,1000,NULL); KillTimer(5); KillTimer(2); KillTimer(4); loop.SetCheck(BST_CHECKED); Eloop=TRUE; } 　} void CMainWindow::OnCheckClick1(){ if (loop1.GetCheck()==BST_CHECKED){ SetTimer(2,1000,NULL); KillTimer(5); KillTimer(3); KillTimer(4); loop1.SetCheck(BST_CHECKED); Eloop1=TRUE; } } void CMainWindow::OnCheckClick2(){ 　if (loop2.GetCheck()==BST_CHECKED){ SetTimer(4,1000,NULL); KillTimer(5); KillTimer(3); KillTimer(2); loop2.SetCheck(BST_CHECKED); Eloop2=TRUE; } } void CMainWindow::OnCheckClick3(){ if (loop3.GetCheck()==BST_CHECKED){ SetTimer(5,1000,NULL); KillTimer(4); 　 KillTimer(3); KillTimer(2); loop3.SetCheck(BST_CHECKED); Eloop3=TRUE; } } void CMainWindow::OnSize(UINT nType,int cx,int cy){ CRect rect; CFrameWnd::OnSize(nType,cx,cy); 　HRGN hRgn1=::CreateRoundRectRgn(3,3,515,500,20,20);::SetWindowRgn(m_hWnd,hRgn1,TRUE); ::SetWindowPos(m_hMyMCIWnd,NULL,3,3,cx-150,cy-120,SWP_NOZORDER);HRGN hRgn2=::CreateRectRgn(3,3,cx-150,cy-150);::SetWindowRgn(m_hMyMCIWnd,hRgn2,TRUE); //CWnd* pWnd1=GetDlgItem(IDC_LISTBOX); //pWnd1->SetWindowPos(NULL,cx-145,5,140,cy-70,SWP_NOZORDER);//CWnd* pWnd2=GetDlgItem(IDC_OPEN); //pWnd2->SetWindowPos(NULL,cx-160,cy-60,cx,cy,SWP_NOSIZE);} void CMainWindow::OnTimer(UINT nTimerID) { if (nTimerID==1){ CClientDC dc(this); CTime tm((((MCIWndGetPosition(m_hMyMCIWnd)*60)/MCIWndGetLength(m_hMyMCIWnd)　)/60), (((MCIWndGetPosition(m_hMyMCIWnd)*60)/MCIWndGetLength(m_hMyMCIWnd))%60)); str1=tm.Format("%M:%S"); work=((360*MCIWndGetPosition(m_hMyMCIWnd))/MCIWndGetLength(m_hMyMCIWnd)); CString str; str.Format("%d",work); //MessageBox(str); CTime t((3600/MCIWndGetLength(m_hMyMCIWnd))*60,(1/MCIWndGetLength(m_hMyMCIWnd))); 　str=t.Format("%M:%S"); length=(255*MCIWndGetPosition(m_hMyMCIWnd))/MCIWndGetLength(m_hM yMCIWnd); h+=20*sign; if (abs(177-h)>=177) { sign=sign*(-1); } Invalidate(TRUE); } else if (nTimerID==2) { if (Eloop1){ if (MCIWndGetPosition(m_hMyMCIWnd)==MCIWndGetEnd(m_hMyMCIWnd)){ if (Indexm_hWnd){ pDC->SetTextColor(RGB(255,255,255)); pDC->SetBkColor(RGB(123,128,248)); m_brRedBrush.CreateSolidBrush(RGB(123,128,248)); return (HBRUSH) m_brRedBrush; } else if (loop.m_hWnd==pWnd->m_hWnd){ pDC->SetTextColor(RGB(255,255,255));　 pDC->SetBkMode(TRANSPARENT); HBRUSH m_brRedBrush=(HBRUSH)::GetStockObject(NULL_BRUSH); return (HBRUSH) m_brRedBrush; } else if (loop1.m_hWnd==pWnd->m_hWnd){ pDC->SetTextColor(RGB(255,255,255)); pDC->SetBkMode(TRANSPARENT); HBRUSH m_brRedBrush=(HBRUSH)::GetStockObject(NULL_BRUSH); return (HBRUSH) m_brRedBrush; } else if (loop2.m_hWnd==pWnd->m_hWnd){ pDC->SetTextColor(RGB(255,255,255)); pDC->SetBkMode(TRANSPARENT); HBRUSH m_brRedBrush=(HBRUSH)::GetStockObject(NULL_BRUSH); 　 return (HBRUSH) m_brRedBrush; } else if (loop3.m_hWnd==pWnd->m_hWnd){ pDC->SetTextColor(RGB(255,255,255)); pDC->SetBkMode(TRANSPARENT); HBRUSH m_brRedBrush=(HBRUSH)::GetStockObject(NULL_BRUSH); return (HBRUSH) m_brRedBrush; } } //码源代码 //{{NO_DEPENDENCIES}} // Microsoft Visual C++ generated include file.// Used by Player.rc // // Next default values for new objects// #ifdef APSTUDIO_INVOKED #ifndef APSTUDIO_READONLY_SYMBOLS 　#define _APS_NEXT_RESOURCE_VALUE 112#define _APS_NEXT_COMMAND_VALUE 40001#define _APS_NEXT_CONTROL_VALUE 1001#define _APS_NEXT_SYMED_VALUE 101#endif #endif //音量控制码代码VolumeControl.h #include class ControlWindow:public CFrameWnd{ public: CSliderCtrl m_slider; 　CSliderCtrl m_slider1; protected: int x,y; CPalette m_palette; int SetVolume(int left,int right); int SetVol(int dwVolume); void DoGradientFill(CDC* pDC,LPRECT pRect);public: ControlWindow(); protected: afx_msg int OnCreate(LPCREATESTRUCT lpcs);afx_msg void OnMouseMove(UINT nFlags,CPoint point);　afx_msg void OnLButtonDown(UINT nFlags,CPoint point);afx_msg void OnLButtonUp(UINT nFlags,CPoint point);afx_msg BOOL OnEraseBkgnd(CDC* pDC); afx_msg HBRUSH OnCtlColor(CDC* pDC,CWnd *pWnd,UINT nCtlColor); afx_msg void OnHScroll(UINT nSBCode,UINT nPos,CScrollBar *pScrollBar); DECLARE_MESSAGE_MAP() }; //音量控制子口代码窗VolumeControl.cpp #include #include #include "VolumeControl.h" #include #define IDC_CONTROL 1000 #define IDC_VOLUME 1001 #define MAX_VOL_VALUE 65535 BOOL flags=FALSE; 　BEGIN_MESSAGE_MAP(ControlWindow,CFrameWnd)ON_WM_CREATE() ON_WM_ERASEBKGND() ON_WM_MOUSEMOVE() ON_WM_LBUTTONDOWN() ON_WM_LBUTTONUP() ON_WM_CTLCOLOR() ON_WM_HSCROLL() END_MESSAGE_MAP() ControlWindow::ControlWindow() { Create(NULL,_T("VolumeControl"),WS_POPUPWINDOW,CRect(100,100,620,40 0)); } BOOL ControlWindow::OnEraseBkgnd(CDC *pDC){ CRect rect; GetClientRect(&rect); 　CPalette* pOldPalette; if ((HPALETTE)m_palette!=NULL){ pOldPalette=pDC->SelectPalette(&m_palette,FALSE); pDC->RealizePalette(); } DoGradientFill(pDC,&rect); if ((HPALETTE) m_palette!=NULL) pDC->SelectPalette(pOldPalette,FALSE);return TRUE; } int ControlWindow::OnCreate(LPCREATESTRUCT lpcs)　{ if (CFrameWnd::OnCreate(lpcs)==-1){ return -1; } HRGN hRgn=::CreateRoundRectRgn(3,3,510,290,20,20);::SetWindowRgn(m_hWnd,hRgn,TRUE); m_slider.Create(WS_VISIBLE | TBS_ENABLESELRANGE,CRect(120,50,400,80),this,IDC_CONTROL); m_slider.SetRange(0, MAX_VOL_VALUE, TRUE);m_slider.SetTic(MAX_VOL_VALUE/2); m_slider.SetPos(MAX_VOL_VALUE/2); m_slider.EnableWindow(FALSE); m_slider1.Create(WS_VISIBLE | TBS_ENABLESELRANGE,CRect(120,100,400,130),this,IDC_VOLUME); m_slider1.SetRange(0, MAX_VOL_VALUE, TRUE);m_slider1.SetPos(MAX_VOL_VALUE/2);m_slider1.SetTic(MAX_VOL_VALUE/2);m_slider1.EnableWindow(FALSE); 　CClientDC dc(this); if (dc.GetDeviceCaps(RASTERCAPS) & RC_PALETTE){ struct{ LOGPALETTE lp; PALETTEENTRY ape[63]; }pal; LOGPALETTE* pLP=(LOGPALETTE*) &pal; pLP->palVersion=0x300; pLP->palNumEntries=64; for (int i=0;i<64;i++) { pLP->palPalEntry[i].peRed=0; pLP->palPalEntry[i].peGreen=0; pLP->palPalEntry[i].peBlue=255-(i*4);　 pLP->palPalEntry[i].peFlags=0; } m_palette.CreatePalette(pLP);} return 0; } void ControlWindow::OnLButtonDown(UINT nFlags,CPoint point) { flags=TRUE; x=point.x; y=point.y; } void ControlWindow::OnMouseMove(UINT nFlags,CPoint point) { if (flags){ CRect rect; ::GetWindowRect(m_hWnd,rect); ::SetWindowPos(m_hWnd,NULL,rect.left+point.x-x,rect.top+point.y- y,rect.Width(),rect.Height(),SWP_NOSIZE);　} } void ControlWindow::OnLButtonUp(UINT nFlags, CPoint point){ flags=FALSE; } int ControlWindow::SetVolume(int left,int right){ DWORD newVol=(DWORD)MAKEWPARAM(left,right);int err=::waveOutSetVolume((HWAVEOUT)WAVE_MAPPER,newVol);if(err!=0){ return err; } } int ControlWindow::SetVol(int dwVolume) { MMRESULT result; HMIXER hMixer; 　MIXERLINE ml={0}; MIXERLINECONTROLS mlc={0}; MIXERCONTROL mc={0}; MIXERCONTROLDETAILS mcd={0}; MIXERCONTROLDETAILS_UNSIGNED mcdu={0}; result=mixerOpen(&hMixer,MIXER_OBJECTF_MIXER,0,0,0);if (MMSYSERR_NOERROR==result){ ml.cbStruct=sizeof(MIXERLINE); ml.dwComponentType=MIXERLINE_COMPONENTTYPE_DST_SPEAKERS; result=mixerGetLineInfo((HMIXEROBJ)hMixer,&ml,MIXER_GETLINEINFOF_ COMPONENTTYPE); if (MMSYSERR_NOERROR==result){ mlc.cbStruct=sizeof(MIXERLINECONTROLS); mlc.dwLineID=ml.dwLineID; mlc.dwControlType=MIXERCONTROL_CONTROLTYPE_VOLUME; mlc.cControls=1; 　 mlc.pamxctrl=&mc; mlc.cbmxctrl=sizeof(MIXERCONTROL); result=mixerGetLineControls((HMIXEROBJ)hMixer,&mlc,MIXER_GETLINECO NTROLSF_ONEBYTYPE); if (MMSYSERR_NOERROR==result){ mcdu.dwValue=dwVolume; mcd.cbStruct=sizeof(MIXERCONTROLDETAILS); mcd.hwndOwner=0; mcd.dwControlID=mc.dwControlID; mcd.paDetails=&mcdu; mcd.cbDetails=sizeof(MIXERCONTROLDETAILS_UNSIGNED); mcd.cChannels=1; result=mixerSetControlDetails((HMIXEROBJ)hMixer,&mcd,MIXER_SETCONTR OLDETAILSF_VALUE); if (MMSYSERR_NOERROR == result) return 1; else AfxMessageBox("mixerSetControlDetails() failed");　 }else AfxMessageBox("mixerGetLineControls() failed"); }else AfxMessageBox("mixerGetLineInfo() failed"); mixerClose(hMixer); }else AfxMessageBox("mixerOpen() failed");return 0; } void ControlWindow::OnHScroll(UINT nSBCode,UINT nPos,CScrollBar *pScrollBar) { CSliderCtrl *pSlider=(CSliderCtrl *)pScrollBar;int nValue= pSlider->GetPos(); if (m_slider.m_hWnd==pSlider->m_hWnd){ if (nPos>MAX_VOL_VALUE/2) SetVolume(MAX_VOL_VALUE-nValue,nValue);　 else if(nPosm_hWnd){ SetVol(nValue); } } HBRUSH ControlWindow::OnCtlColor(CDC *pDC,CWnd *pWnd,UINT nCtlColor) { CFrameWnd::OnCtlColor(pDC,pWnd,nCtlColor); if (m_slider.m_hWnd==pWnd->m_hWnd){ pDC->SetBkMode(TRANSPARENT); HBRUSH m_brush=(HBRUSH)::GetStockObject(NULL_BRUSH); m_brush=CreateSolidBrush(RGB(168,168,168)); return m_brush; 　} else if (m_slider1.m_hWnd==pWnd->m_hWnd){ pDC->SetBkMode(TRANSPARENT); HBRUSH m_brush=(HBRUSH)::GetStockObject(NULL_BRUSH); m_brush=CreateSolidBrush(RGB(168,168,168)); return m_brush; } } void ControlWindow::DoGradientFill(CDC* pDC,LPRECT pRect) { CBrush *brush3[255]; TRY{ CBrush* pBrush[64]; for (int i=0;i<64;i++) pBrush[i]=new CBrush(PALETTERGB(255-(i*4),0,0)); int nWidth=pRect->right-pRect->left; int nHeight=pRect->bottom-pRect->top;　 CRect rect; for (int i=0;iFillRect(&rect,pBrush[(i*63)/nHeight]); } for (int i=0;i<64;i++) delete pBrush[i]; HICON hIcon2=AfxGetApp()->LoadIcon("IDI_ICON3"); pDC->DrawIcon(80,50,hIcon2); HICON hIcon1=AfxGetApp()->LoadIcon("IDI_ICON6"); pDC->DrawIcon(80,100,hIcon1); }CATCH (CException,e){ 　 this->DestroyWindow(); this->CloseWindow(); }END_CATCH }