新的改进了的Piano程序

/************************************************************* * Author : Haipeng * Date : 2010/4/10 * Description : Piano GUI *************************************************************/ #include <windows.h> #include <ctype.h> #include "resource.h" typedef union _midi { DWORD dwData; BYTE bData[4]; } MIDI; BOOL keypressed=0; unsigned long result,device; HMIDIOUT handle; unsigned char key; MIDI midi; struct _keys { BOOL bPressed; DWORD dwData; int time; }; struct _keys keystate[21]; void CALLBACK CheckTimer(HWND hwnd,UINT uMsg,UINT_PTR idEvent,DWORD dwTime); char about_message[]="Author : Haipeng/n"/ "Last Compiled : "__DATE__; /* Declare Windows procedure */ LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM); /* Make the class name into a global variable */ char szClassName[ ] = "Piano"; HINSTANCE hInst; int WINAPI WinMain (HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow) { HWND hwnd; /* This is the handle for our window */ MSG messages; /* Here messages to the application are saved */ WNDCLASSEX wincl; /* Data structure for the windowclass */ /* The Window structure */ hInst=hThisInstance; wincl.hInstance = hThisInstance; wincl.lpszClassName = szClassName; wincl.lpfnWndProc = WindowProcedure; /* This function is called by windows */ wincl.style = CS_DBLCLKS; /* Catch double-clicks */ wincl.cbSize = sizeof (WNDCLASSEX); /* Use default icon and mouse-pointer */ wincl.hIcon = LoadIcon (hThisInstance, MAKEINTRESOURCE(PIANOICON)); wincl.hIconSm = LoadIcon (hThisInstance, MAKEINTRESOURCE(PIANOICON)); wincl.hCursor = LoadCursor (NULL, IDC_ARROW); wincl.lpszMenuName = NULL; /* No menu */ wincl.cbClsExtra = 0; /* No extra bytes after the window class */ wincl.cbWndExtra = 0; /* structure or the window instance */ /* Use Windows's default colour as the background of the window */ wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND; /* Register the window class, and if it fails quit the program */ if (!RegisterClassEx (&wincl)) return 0; /* The class is registered, let's create the program*/ hwnd = CreateWindowEx ( 0, /* Extended possibilites for variation */ szClassName, /* Classname */ szClassName, /* Title Text */ WS_BORDER|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX, /* default window */ CW_USEDEFAULT, /* Windows decides the position */ CW_USEDEFAULT, /* where the window ends up on the screen */ 595, /* The programs width */ 340, /* and height in pixels */ HWND_DESKTOP, /* The window is a child-window to desktop */ LoadMenu(hThisInstance,MAKEINTRESOURCE(MYMENU)), /* No menu */ hThisInstance, /* Program Instance handler */ NULL /* No Window Creation data */ ); /* Make the window visible on the screen */ midiOutOpen(&handle,0,0,0,CALLBACK_NULL); midi.bData[1]=6; midi.bData[0]=0xc0; midi.bData[3]=0; midi.bData[3]=0; midiOutShortMsg(handle,midi.dwData); midiOutSetVolume(handle,0xffffffff); ShowWindow (hwnd, nCmdShow); SetTimer(hwnd,6000,100,CheckTimer); /* Run the message loop. It will run until GetMessage() returns 0 */ while (GetMessage (&messages, NULL, 0, 0)) { /* Translate virtual-key messages into character messages */ TranslateMessage(&messages); /* Send message to WindowProcedure */ DispatchMessage(&messages); } /* The program return-value is 0 - The value that PostQuitMessage() gave */ return messages.wParam; } /* This function is called by the Windows function DispatchMessage() */ LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { HDC hDC,memDC; PAINTSTRUCT pps; HBITMAP bmp; switch (message) /* handle the messages */ { case WM_DESTROY: DeleteDC(memDC); DeleteObject(bmp); PostQuitMessage (0); /* send a WM_QUIT to the message queue */ break; case WM_CREATE: // hDC=GetDC(hwnd); // bmp=LoadBitmap(hInst,MAKEINTRESOURCE(PIANO)); // memDC=CreateCompatibleDC(hDC); // SelectObject(memDC,bmp); break; case WM_PAINT: hDC=GetDC(hwnd); bmp=LoadBitmap(hInst,MAKEINTRESOURCE(PIANO)); memDC=CreateCompatibleDC(hDC); SelectObject(memDC,bmp); BeginPaint(hwnd,&pps); BitBlt(hDC,0,0,605,300,memDC,0,0,SRCCOPY); EndPaint(hwnd,&pps); break; case WM_KEYDOWN: switch(tolower(wParam)) { case 'a': midiOutShortMsg(handle, 0x00603C90); keystate[0].bPressed=TRUE; keystate[0].dwData=0x00603C80; // Sleep(1000); break; case 's': midiOutShortMsg(handle, 0x00603E90); keystate[1].bPressed=TRUE; keystate[1].dwData=0x00603E80; // Sleep(1000); break; case 'd': midiOutShortMsg(handle, 0x00604090); keystate[2].bPressed=TRUE; keystate[2].dwData=0x00604080; // Sleep(1000); break; case 'f': midiOutShortMsg(handle, 0x00604190); keystate[3].bPressed=TRUE; keystate[3].dwData=0x00604180; // Sleep(1000); break; case 'j': midiOutShortMsg(handle, 0x00604390); keystate[4].bPressed=TRUE; keystate[4].dwData=0x00604380; // Sleep(1000); break; case 'k': midiOutShortMsg(handle, 0x00604590); keystate[5].bPressed=TRUE; keystate[5].dwData=0x00604580; // Sleep(1000); break; case 'l': midiOutShortMsg(handle, 0x00604790); keystate[6].bPressed=TRUE; keystate[6].dwData=0x00604780; // Sleep(1000); break; case 'z': midiOutShortMsg(handle, 0x00603090); keystate[7].bPressed=TRUE; keystate[7].dwData=0x00603080; // Sleep(1000); break; case 'x': midiOutShortMsg(handle, 0x00603290); keystate[8].bPressed=TRUE; keystate[8].dwData=0x00603280; // Sleep(1000); break; case 'c': midiOutShortMsg(handle, 0x00603490); keystate[9].bPressed=TRUE; keystate[9].dwData=0x00603480; // Sleep(1000); break; case 'v': midiOutShortMsg(handle, 0x00603590); keystate[10].bPressed=TRUE; keystate[10].dwData=0x00603580; // Sleep(1000); break; case 'm': midiOutShortMsg(handle, 0x00603790); keystate[11].bPressed=TRUE; keystate[11].dwData=0x00603780; // Sleep(1000); break; case ',': midiOutShortMsg(handle, 0x00603990); keystate[12].bPressed=TRUE; keystate[12].dwData=0x00603980; // Sleep(1000); break; case '.': midiOutShortMsg(handle, 0x00603b90); keystate[13].bPressed=TRUE; keystate[13].dwData=0x00603b80; // Sleep(1000); break; case 'q': midiOutShortMsg(handle, 0x00604890); keystate[14].bPressed=TRUE; keystate[14].dwData=0x00604880; // Sleep(1000); break; case 'w': midiOutShortMsg(handle, 0x00604a90); keystate[15].bPressed=TRUE; keystate[15].dwData=0x00604a80; // Sleep(1000); break; case 'e': midiOutShortMsg(handle, 0x00604c90); keystate[16].bPressed=TRUE; keystate[16].dwData=0x00604c80; // Sleep(1000); break; case 'r': midiOutShortMsg(handle, 0x00604d90); keystate[17].bPressed=TRUE; keystate[17].dwData=0x00604d80; // Sleep(1000); break; case 'u': midiOutShortMsg(handle, 0x00604f90); keystate[18].bPressed=TRUE; keystate[18].dwData=0x00604f80; // Sleep(1000); break; case 'i': midiOutShortMsg(handle, 0x00605190); keystate[19].bPressed=TRUE; keystate[19].dwData=0x00605180; // Sleep(1000); break; case 'o': midiOutShortMsg(handle, 0x00605390); keystate[20].bPressed=TRUE; keystate[20].dwData=0x00605380; // Sleep(1000); break; default: break; } /* case WM_KEYUP: switch(tolower(wParam)) { case 'a': midiOutShortMsg(handle, 0x00603C80); break; case 's': midiOutShortMsg(handle, 0x00603E80); break; case 'd': midiOutShortMsg(handle, 0x00604080); break; case 'f': midiOutShortMsg(handle, 0x00604180); break; case 'j': midiOutShortMsg(handle, 0x00604380); break; case 'k': midiOutShortMsg(handle, 0x00604580); break; case 'l': midiOutShortMsg(handle, 0x00604780); break; case 'z': midiOutShortMsg(handle, 0x00603080); break; case 'x': midiOutShortMsg(handle, 0x00603280); break; case 'c': midiOutShortMsg(handle, 0x00603480); break; case 'v': midiOutShortMsg(handle, 0x00603580); break; case 'm': midiOutShortMsg(handle, 0x00603790); break; case ',': midiOutShortMsg(handle, 0x00603990); break; case '.': midiOutShortMsg(handle, 0x00603b90); break; case 'q': midiOutShortMsg(handle, 0x00604890); break; case 'w': midiOutShortMsg(handle, 0x00604a90); break; case 'e': midiOutShortMsg(handle, 0x00604c90); break; case 'r': midiOutShortMsg(handle, 0x00604d90); break; case 'u': midiOutShortMsg(handle, 0x00604f90); break; case 'i': midiOutShortMsg(handle, 0x00605190); break; case 'o': midiOutShortMsg(handle, 0x00605390); break; default: break; } break; */ case WM_COMMAND: if(lParam==0&&HIWORD(wParam)==0) { switch(LOWORD(wParam)) { case 101: PostQuitMessage(0); break; case 100: break; case 200: midi.bData[1]=6; midiOutShortMsg(handle,midi.dwData); break; case 201: midi.bData[1]=112; midiOutShortMsg(handle,midi.dwData); break; case 202: midi.bData[1]=123; midiOutShortMsg(handle,midi.dwData); break; case 203: midi.bData[1]=72; midiOutShortMsg(handle,midi.dwData); break; case 204: midi.bData[1]=25; midiOutShortMsg(handle,midi.dwData); break; case 205: midi.bData[1]=32; midiOutShortMsg(handle,midi.dwData); break; case 206: midi.bData[1]=40; midiOutShortMsg(handle,midi.dwData); break; case 301: break; case 302: MessageBox(hwnd,about_message,"About",MB_OK); break; } } break; default: /* for messages that we don't deal with */ return DefWindowProc (hwnd, message, wParam, lParam); } return 0; } void CALLBACK CheckTimer(HWND hwnd,UINT uMsg,UINT_PTR idEvent,DWORD dwTime) { int i; for(i=0; i<21; i++) { if(keystate[i].bPressed==TRUE) { keystate[i].time++; if(keystate[i].time>10) { keystate[i].time=0; keystate[i].bPressed=FALSE; midiOutShortMsg(handle, keystate[i].dwData); } } } }

 

piano.exe : main.c resource.o gcc -o piano main.c resource.o -mwindows -lwinmm resource.o : resource.h resource.rc windres -i resource.rc -o resource.o

 

<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assemblyIdentity version="1.0.0.0" processorArchitecture="X86" name="HP.programming.main" type="win32" /> <description>Your application description here.</description> <dependency> <dependentAssembly> <assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" processorArchitecture="X86" publicKeyToken="6595b64144ccf1df" language="*" /> </dependentAssembly> </dependency> </assembly>

 

#include <windows.h> #define PIANO 1001 #define PIANOICON 1002 #define MYMENU 1003

 

#include "resource.h" PIANO BITMAP piano.bmp PIANOICON ICON piano.ico MYMENU MENU { POPUP "&File" { MENUITEM "&Open",100 MENUITEM "&Exit",101 } POPUP "&Instruments" { MENUITEM "&Piano",200 MENUITEM "&Tinkle",201 MENUITEM "&Piccolo",203 MENUITEM "&Birds",202 MENUITEM "Guitar",204 MENUITEM "Bass",205 MENUITEM "Violin",206 } MENUITEM "&Setting",301 MENUITEM "&About",302 }

上面列出了主要的文件。主要就是RC文件的书写。这是刚接触，所以连这么古老的东西都感觉很新鲜，但是说实话，我觉得真正的GUI差不多都是很麻烦的，而且我更加喜欢这种传统的方式。

我是用过VB，C#和MFC，QT的，虽然都仅仅是略微尝试，但是总的印象真的不如这种传统的SDK编程感觉好。

这是我的典型的项目文件夹的目录。哈哈，用makefile管理项目是件轻松愉快的事情。