Function NHMessageWndProc

win/win32/mhmsgwnd.c:139–240

}

LRESULT CALLBACK
NHMessageWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    switch (message) {
    case WM_CREATE:
        onCreate(hWnd, wParam, lParam);
        break;

    case WM_MSNH_COMMAND:
        onMSNHCommand(hWnd, wParam, lParam);
        break;

    case WM_PAINT:
        onPaint(hWnd);
        break;

    case WM_SETFOCUS:
        SetFocus(GetNHApp()->hMainWnd);
        break;

#ifndef MSG_WRAP_TEXT
    case WM_HSCROLL:
        onMSNH_HScroll(hWnd, wParam, lParam);
        break;
#endif

    case WM_VSCROLL:
        onMSNH_VScroll(hWnd, wParam, lParam);
        break;

    case WM_DESTROY: {
        PNHMessageWindow data;
        data = (PNHMessageWindow) GetWindowLongPtr(hWnd, GWLP_USERDATA);
        free(data);
        SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR) 0);
        windowdata[NHW_MESSAGE].address = 0;
    } break;

    case WM_SIZE: {
        SCROLLINFO si;
        int xNewSize;
        int yNewSize;
        PNHMessageWindow data;
        RECT rt;

        data = (PNHMessageWindow) GetWindowLongPtr(hWnd, GWLP_USERDATA);

        xNewSize = LOWORD(lParam);
        yNewSize = HIWORD(lParam);

        if (xNewSize > 0 || yNewSize > 0) {
#ifndef MSG_WRAP_TEXT
            data->xPage = xNewSize / data->xChar;
            data->xMax = max(0, (int) (1 + data->max_text - data->xPage));
            data->xPos = min(data->xPos, data->xMax);

            ZeroMemory(&si, sizeof(si));
            si.cbSize = sizeof(si);