Создать окно с TButton и TImage (+рисование)

#include <windows.h>
 
LRESULT CALLBACK MainWinProc(HWND,UINT,WPARAM,LPARAM);
 
#define ID_MYBUTTON 1 /* èäåíòèôèêàòîð äëÿ êíîïî÷êè âíóòðè ãëàâíîãî îêíà */
 
int WINAPI WinMain(HINSTANCE hInst,HINSTANCE,LPSTR,int ss)
{
    /* ñîçäàåì è ðåãèñòðèðóåì êëàññ ãëàâíîãî îêíà */
    
    WNDCLASS wc;
    wc.style=0;
    wc.lpfnWndProc=MainWinProc;
    wc.cbClsExtra=wc.cbWndExtra=0;
    wc.hInstance=hInst;
    wc.hIcon=NULL;
    wc.hCursor=NULL;
    wc.hbrBackground=(HBRUSH)(COLOR_WINDOW+1);
    wc.lpszMenuName=NULL;
    wc.lpszClassName="Example 4 MainWnd Class";
    if (!RegisterClass(&wc)) return FALSE;
    
    /* ñîçäàåì ãëàâíîå îêíî è îòîáðàæàåì åãî */
    
    HWND hMainWnd=CreateWindow("Example 4 MainWnd Class","EXAMPLE4",WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInst,NULL);
    if (!hMainWnd) return FALSE;
    ShowWindow(hMainWnd,ss);
    UpdateWindow(hMainWnd);
    MSG msg;
    
    /* öèêë îáðàáîòêè ñîáûòèé */
 
    while (GetMessage(&msg,NULL,0,0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
    return msg.wParam;
}
 
/* ïðîöåäóðà îáðàáîòêè ñîîáùåíèé äëÿ ãëàâíîãî îêíà */
 
LRESULT CALLBACK MainWinProc(HWND hw,UINT msg,WPARAM wp,LPARAM lp)
{
    switch (msg)
    {
        case WM_CREATE:
        /* ïðè ñîçäàíèè îêíà âíåäðÿåì â íåãî êíîïî÷êó */
            CreateWindow("button","My button",WS_CHILD|BS_PUSHBUTTON|WS_VISIBLE,5,5,100,20,hw,(HMENU)ID_MYBUTTON,NULL,NULL);
 
        /* ñòèëü WS_CHILD îçíà÷àåò, ÷òî ýòî äî÷åðíåå îêíî è äëÿ íåãî âìåñòî äåñêðèïòîðà ìåíþ áóäåò ïåðåäàí öåëî÷èñëåííûé èäåíòèôèêàòîð,
        êîòîðûé áóäåò èñïîëüçîâàòüñÿ äî÷åðíèì îêíîì äëÿ îïîâåùåíèÿ ðîäèòåëüñêîãî îêíà ÷åðåç WM_COMMAND */
        
        return 0;
        case WM_COMMAND:
        
        /* íàæàòà íàøà êíîïî÷êà? */
 
        if ((HIWORD(wp)==0) && (LOWORD(wp)==ID_MYBUTTON))
            MessageBox(hw,"You pressed my button","MessageBox",MB_OK|MB_ICONWARNING);
        return 0;
        case WM_DESTROY:
        /* ïîëüçîâàòåëü çàêðûë îêíî, ïðîãðàììà ìîæåò çàâåðøàòüñÿ */
            PostQuitMessage(0);
        return 0;
    }
    return DefWindowProc(hw,msg,wp,lp);
}

#include <windows.h>
LRESULT CALLBACK MainWinProc(HWND,UINT,WPARAM,LPARAM);
#define ID_MYBUTTON 1
int WINAPI WinMain(HINSTANCE hInst,HINSTANCE,LPSTR,int ss)
{
    WNDCLASS wc;
    wc.style=0;
    wc.lpfnWndProc=MainWinProc;
    wc.cbClsExtra=wc.cbWndExtra=0;
    wc.hInstance=hInst;
    wc.hIcon=NULL;
    wc.hCursor=NULL;
    wc.hbrBackground=(HBRUSH)(COLOR_WINDOW+1);
    wc.lpszMenuName=NULL;
    wc.lpszClassName="MyClass";
    if (!RegisterClass(&wc)) return FALSE;
    HWND hMainWnd=CreateWindow("MyClass","Window",WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInst,NULL);
    if (!hMainWnd) return FALSE;
    ShowWindow(hMainWnd,ss);
    UpdateWindow(hMainWnd);
    MSG msg;
    while (GetMessage(&msg,NULL,0,0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
    return msg.wParam;
}
LRESULT CALLBACK MainWinProc(HWND hw,UINT msg,WPARAM wp,LPARAM lp)
{
    PAINTSTRUCT PaintStruct;
    HDC hDC;
    char sx[256],sy[256];
    static int fl = 0 ;
    static int fl1 = 0 ;
    static int fl2 = 0 ;
    static int fl3 = 0 ;
    POINT Coordinats;
    hDC = GetDC(hw);
    switch (msg)
    {
        case WM_CREATE:
            CreateWindow("button","My button",WS_CHILD|BS_PUSHBUTTON|WS_VISIBLE,20,510,460,40,hw,(HMENU)ID_MYBUTTON,NULL,NULL);
        return 0;
        case WM_PAINT:
            hDC=BeginPaint(hw, &PaintStruct);
            int i;
            int j;
            int color;
            j=0;
            for (j=0; j<=499; j=j+1)
            {
                i=0;
                for (i=0; i<=499; i=i+1)
                {
                    color=RGB(i+i,i+j,j+j);
                    SetPixel(hDC, i, j, color);
                }
            }
            EndPaint(hw, &PaintStruct);
            return 0;
        case WM_COMMAND:
        if ((HIWORD(wp)==0) && (LOWORD(wp)==ID_MYBUTTON))
            MessageBox(hw,"You pressed my button","MessageBox",MB_OK|MB_ICONWARNING);
        return 0;
        case WM_DESTROY:
            PostQuitMessage(0);
        return 0;
    }
    return DefWindowProc(hw,msg,wp,lp);
}

CWnd *pWnd = GetDlgItem(IDC_PICTURE1);
CDC *pDC = pWnd->GetWindowDC();
pDC->SaveDC();

pDC->SetPixel(x, y, color);

class CMy222Dlg : public CDialog
{
// Construction
public:
    CMy222Dlg(CWnd* pParent = NULL);    // standard constructor
    HBITMAP hMyBitmap;
    CBitmap m_MyBitmap;