MINI GUI 上的helloworld 程序
/* ** $Id: helloworld.c,v 1.25 2005/02/01 09:42:31 clear Exp $**** Listing 2.1**** helloworld.c: Sample program for MiniGUI Programming Guide** The first MiniGUI application.**** Copyright (C) 2004 Feynman Software.**** License: GPL*/#include <stdio.h>#include <string.h>#include <minigui/common.h>#include <minigui/minigui.h>#include <minigui/gdi.h>#include <minigui/window.h>#include <minigui/mywindows.h>static const char* en_text = "If you see this text, MiniGUI on this board is OK now.";static char msg_text [256];static RECT msg_rc = {10, 50, 300, 80};static const char* syskey = "";static int last_key = -1;static int last_key_count = 0;static int HelloWinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam){ HDC hdc; RECT rc; syskey = ""; switch (message) { case MSG_CREATE: strcpy (msg_text, "No message so far."); break; case MSG_TIMER: printf ("Timer expired, current tick count: %ul\n", GetTickCount ()); sprintf (msg_text, "Timer expired, current tick count: %ul.", GetTickCount ()); InvalidateRect (hWnd, &msg_rc, TRUE); break; case MSG_LBUTTONDOWN: printf ("The left button pressed.\n"); strcpy (msg_text, "The left button pressed."); InvalidateRect (hWnd, &msg_rc, TRUE); break; case MSG_LBUTTONUP: printf ("The left button released.\n"); strcpy (msg_text, "The left button released."); InvalidateRect (hWnd, &msg_rc, TRUE); break; case MSG_PAINT: KillTimer (hWnd, 100); SetTimer (hWnd, 100, 500); printf ("BeginPaint.\n"); hdc = BeginPaint (hWnd);#if 1 rc.left = 10; rc.top = 10; rc.right = 300; rc.bottom = 40; printf ("DrawText1.\n"); DrawText (hdc, en_text, -1, &rc, DT_LEFT | DT_WORDBREAK); printf ("DrawText2.\n"); DrawText (hdc, msg_text, -1, &msg_rc, DT_LEFT | DT_WORDBREAK);#else TextOut (hdc, 10, 10, en_text); TextOut (hdc, 10, 50, msg_text);#endif EndPaint (hWnd, hdc); printf ("EndPaint.\n"); return 0; case MSG_SYSKEYDOWN: syskey = "sys"; case MSG_KEYDOWN: if(last_key == wParam) last_key_count++; else { last_key = wParam; last_key_count = 1; } printf ("The %d %skey pressed %d times.\n", wParam, syskey, last_key_count); sprintf (msg_text, "The %d %skey pressed %d times", wParam, syskey, last_key_count); InvalidateRect (hWnd, &msg_rc, TRUE); return 0; case MSG_KEYUP: printf ("The %d key released.\n", wParam); sprintf (msg_text, "The %d key released", wParam); InvalidateRect (hWnd, &msg_rc, TRUE); return 0; case MSG_CLOSE: KillTimer (hWnd, 100); DestroyMainWindow (hWnd); PostQuitMessage (hWnd); return 0; } return DefaultMainWinProc(hWnd, message, wParam, lParam);}#ifdef _MISC_MOUSECALIBRATEstatic void mouse_calibrate (void){ POINT src_pts [5] = {{5, 10}, {600, 20}, {620, 450}, {20, 470}, {310, 234}}; POINT dst_pts [5] = {{0, 0}, {639, 0}, {639, 479}, {0, 479}, {320, 240}}; SetMouseCalibrationParameters (src_pts, dst_pts);}#else /* _MISC_MOUSECALIBRATE */static void mouse_calibrate (void){ /* do nothing */}#endif /* !_MISC_MOUSECALIBRATE */int MiniGUIMain (int argc, const char* argv[]){ MSG Msg; HWND hMainWnd; MAINWINCREATE CreateInfo;#ifdef _LITE_VERSION SetDesktopRect(0, 0, 1024, 768);#endif mouse_calibrate (); CreateInfo.dwStyle = WS_VISIBLE | WS_BORDER | WS_CAPTION; CreateInfo.dwExStyle = WS_EX_NONE; CreateInfo.spCaption = "Hello, world!"; CreateInfo.hMenu = 0; CreateInfo.hCursor = GetSystemCursor(0); CreateInfo.hIcon = 0; CreateInfo.MainWindowProc = HelloWinProc; CreateInfo.lx = 0; CreateInfo.ty = 0; CreateInfo.rx = 320; CreateInfo.by = 240; CreateInfo.iBkColor = COLOR_lightwhite; CreateInfo.dwAddData = 0; CreateInfo.hHosting = HWND_DESKTOP; hMainWnd = CreateMainWindow (&CreateInfo); printf ("The main window created.\n"); if (hMainWnd == HWND_INVALID) return -1; ShowWindow(hMainWnd, SW_SHOWNORMAL); printf ("The main window showed.\n"); while (GetMessage(&Msg, hMainWnd)) { TranslateMessage(&Msg); DispatchMessage(&Msg); } MainWindowThreadCleanup (hMainWnd); return 0;}#ifndef _LITE_VERSION#include <minigui/dti.c>#endif