top.c

minigui例子程序

#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 x=0;
static y=0;
static int TopProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{
    switch (message) {
        case MSG_CREATE:
             SetTimer (hWnd,100, 9);
             break;
        case MSG_TIMER:
             x+=10;
             if(x>400) x=0; 
             MoveWindow(hWnd,x,y,200,100,TRUE); //关键! 
             break;
        case MSG_CLOSE:
            DestroyMainWindow (hWnd);
            PostQuitMessage (hWnd);
            return 0;
         case MSG_PAINT:
            {
            HDC  hdc = BeginPaint(hWnd);
            SetBkMode(hdc, BM_TRANSPARENT);
            SetTextColor(hdc, RGB2Pixel(hdc, 255, 255, 0)); 
	    TextOut(hdc,0,0,"hello  everyone!");
            ReleaseDC(hdc);
            }
            break;
         case MSG_ERASEBKGND: {
	      static int x=0;
	    if(x=++x%2){
             ShowWindow(hWnd,SW_HIDE);//关键! 
             ShowWindow(hWnd,SW_SHOW); //关键!
             }
            return 0;  //关键！  
        }

    }

    return DefaultMainWinProc(hWnd, message, wParam, lParam);
}


int top(void)
{
    MSG Msg;
    MAINWINCREATE CreateInfo;
    HWND TopWnd;

#ifdef _LITE_VERSION
    SetDesktopRect(0, 0, 1024, 768);
#endif
    CreateInfo.dwStyle = WS_VISIBLE | WS_BORDER | WS_CAPTION;
    CreateInfo.dwExStyle = WS_EX_NONE;
    CreateInfo.spCaption = "hello!!";
    CreateInfo.hMenu = 0;
    CreateInfo.hCursor = GetSystemCursor(0);
    CreateInfo.hIcon = 0;
    CreateInfo.MainWindowProc = TopProc;
    CreateInfo.lx = x;
    CreateInfo.ty = y;
    CreateInfo.rx = 200;
    CreateInfo.by = 100;
 // CreateInfo.iBkColor = COLOR_lightwhite;
    CreateInfo.iBkColor =0;
    CreateInfo.dwAddData = 0;
    CreateInfo.hHosting = HWND_DESKTOP;
    
    TopWnd = CreateMainWindow (&CreateInfo);
    
    if (TopWnd == HWND_INVALID)
        return -1;

    ShowWindow(TopWnd, SW_SHOWNORMAL);

    while (GetMessage(&Msg, TopWnd)) {
        TranslateMessage(&Msg);
        DispatchMessage(&Msg);
    }

    MainWindowThreadCleanup (TopWnd);

    return 0;
}

#ifndef _LITE_VERSION
#include <minigui/dti.c>
#endif