프로그래스 (PROGRESS, InitCommonControls, commctrl.h, comctl32.lib)

/*
########### 선행조건 ############
#include <commctrl.h>
WM_CREATE -> InitCommonControls();
comctl32.lib linked
*/

#include <windows.h>

LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
HINSTANCE g_hInst;
LPSTR lpszClass="MyProgress";

int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance
         ,LPSTR lpszCmdParam,int nCmdShow)
{
    HWND hWnd;
    MSG Message;
    WNDCLASS WndClass;
    g_hInst=hInstance;
    
    if(!hPrevInstance) {
        WndClass.cbClsExtra=0;
        WndClass.cbWndExtra=0;
        WndClass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
        WndClass.hCursor=LoadCursor(NULL,IDC_ARROW);
        WndClass.hIcon=LoadIcon(NULL,IDI_APPLICATION);
        WndClass.hInstance=hInstance;
        WndClass.lpfnWndProc=(WNDPROC)WndProc;
        WndClass.lpszClassName=lpszClass;
        WndClass.lpszMenuName=NULL;
        WndClass.style=CS_HREDRAW | CS_VREDRAW;
        RegisterClass(&WndClass);
    }
    hWnd=CreateWindow(lpszClass,lpszClass,WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,
        NULL,(HMENU)NULL,hInstance,NULL);
    ShowWindow(hWnd,nCmdShow);
    
    while(GetMessage(&Message,0,0,0)) {
        TranslateMessage(&Message);
        DispatchMessage(&Message);
    }
    return Message.wParam;
}

#include <commctrl.h>        ///////////////////////////////////////////////////////////////
HWND hProg;
int Pos;
LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,WPARAM wParam,LPARAM lParam)
{
    switch(iMessage) {
    case WM_CREATE:
        /////////////////////////////////////////////////////
        InitCommonControls();
        /////////////////////////////////////////////////////
        hProg=CreateWindow(PROGRESS_CLASS,NULL,WS_CHILD | WS_VISIBLE | WS_BORDER,
            10,10,400,30,hWnd,NULL,g_hInst,NULL);
        Pos=0;
        SendMessage(hProg, PBM_SETRANGE, 0, MAKELPARAM(0,100));
        SendMessage(hProg, PBM_SETPOS, Pos, 0);
        return 0;
    case WM_LBUTTONDOWN:
        Pos+=5;
        if (Pos > 100) Pos=100;
        SendMessage(hProg, PBM_SETPOS, Pos, 0);
        return 0;
    case WM_RBUTTONDOWN:
        Pos-=5;
        if (Pos < 0) Pos=0;
        SendMessage(hProg, PBM_SETPOS, Pos, 0);
        return 0;
    case WM_DESTROY:
        PostQuitMessage(0);
        return 0;
    }
    return(DefWindowProc(hWnd,iMessage,wParam,lParam));
}