util.c

防止进程被关测试通过

//
// (w)ritten by Chuan-Liang Teng 2006, mailto:[e-mail]
//
#include "util.h"
//
extern HINSTANCE _hInst;
extern HWND      _hDlg;
//
void ShowErrorMsg(HWND hWnd, const DWORD dwErrorCode, const char *szFunctionName)
{
    void* lpMsgBuf;
//
    if (!FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | 
                       FORMAT_MESSAGE_FROM_SYSTEM | 
                       FORMAT_MESSAGE_IGNORE_INSERTS,
                       0L,
                       dwErrorCode,
                       MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
                       (char*)&lpMsgBuf,
                       0,
                       0L))
        return;

    MessageBox(hWnd, (const char*)lpMsgBuf, szFunctionName, MB_ICONSTOP | MB_OK);
    LocalFree(lpMsgBuf);
};
//
void WaitCursor(const char bIsWait)
{
    HCURSOR hCur = 0L;
//
    hCur = (HCURSOR)LoadImage(_hInst, (bIsWait)?IDC_WAIT:IDC_ARROW,
                              IMAGE_CURSOR,
                              GetSystemMetrics(SM_CXSMICON),
                              GetSystemMetrics(SM_CYSMICON),
                              LR_DEFAULTCOLOR);
    if (hCur)
        SetCursor(hCur);
};
//
void DisableCloseBox(HWND hDlg)
{
    DWORD dwStyle = GetClassLongPtr(hDlg, GCL_STYLE);
    dwStyle |= CS_NOCLOSE;
    SetClassLongPtr(hDlg, GCL_STYLE, dwStyle);
};
//
/*********************************************************************/
/*                                ListView                           */
/*********************************************************************/
void ListViewDeleteItem(HWND hList, const short wItem)
{
    if (wItem == -1)
        SendMessage(hList, LVM_DELETEALLITEMS, 0, 0);
    else
        SendMessage(hList, LVM_DELETEITEM, (WPARAM)wItem, 0);
};
//
void ListViewSetExtStyle(HWND hListView, const DWORD dwStyle)
{
    DWORD style;
//
    style = (dwStyle) ? dwStyle :
            LVS_EX_GRIDLINES|LVS_EX_FULLROWSELECT|LVS_EX_FLATSB;
    SendMessage(hListView, LVM_SETEXTENDEDLISTVIEWSTYLE, 0, (LPARAM)style);
};
//
void ListViewSetSelectItem(HWND hListView, const short iItem)
{
    LVITEM lvItem;
    short i;
//
    lvItem.iItem = iItem;
    lvItem.mask  = LVIF_STATE;
    lvItem.state = LVIS_SELECTED;
    i = (short)SendMessage(hListView, LVM_SETITEMSTATE, iItem, (LPARAM)&lvItem);
};
//
void ListViewInsertColumnText(HWND hListView, const short wIdx,
                              const int wFmt, char *pszText, const BOOL bFinal)
{
    LVCOLUMN   column;
    TEXTMETRIC text;
    int        nWidth;
    HDC        hDC = GetDC(_hDlg);
    int        fmt;
//
    GetTextMetrics(hDC, &text);
    nWidth = text.tmAveCharWidth*20;
    ReleaseDC(_hDlg, hDC);
//
    if (!wFmt)
        fmt = LVCFMT_LEFT;
    column.mask    = LVCF_TEXT|LVCF_FMT|LVCF_WIDTH;
    column.pszText = pszText;
    column.fmt     = fmt;
    if (!bFinal)
        column.cx = nWidth;
    else
        column.cx = nWidth*100;
    if (SendMessage(hListView, LVM_INSERTCOLUMN, wIdx, (LPARAM)(LPLVCOLUMN)&column) == -1)
        ShowErrorMsg(_hDlg, GetLastError(), "InitialListView");
};
//
void ListViewAddColumnImageText(HWND hWnd, const UINT nID, const short wIdx,
                                const int wFmt, char *pszText, const BOOL bFinal)
{
    LVCOLUMN   column;
    TEXTMETRIC text;
    int        nWidth;
    HWND       hListView = GetDlgItem(hWnd, nID);
    HDC        hDC = GetDC(hWnd);
    int        fmt;
//
    GetTextMetrics(hDC, &text);
    nWidth = text.tmAveCharWidth*20;
    ReleaseDC(hWnd, hDC);
//
    if (!wFmt)
        fmt = LVCFMT_LEFT;
    column.mask    = LVCF_TEXT|LVCF_FMT|LVCF_WIDTH|LVCF_IMAGE;
    column.pszText = pszText;
    column.fmt     = fmt;
    if (!bFinal)
        column.cx = nWidth;
    else
        column.cx = 700;
    if (SendMessage(hListView, LVM_INSERTCOLUMN, wIdx, (LPARAM)(LPLVCOLUMN)&column) == -1)
        ShowErrorMsg(hWnd, GetLastError(), "InitialListView");
};
//
void ListViewInsertItemText(HWND hListView, const int iItem,
                            const int iSubItem, char *pszText)
{
    LVITEM item;
//
    item.mask       = LVIF_TEXT;
    item.iItem      = iItem;
    item.iSubItem   = iSubItem;
    item.state      = 0;
    item.stateMask  = 0; 
    item.iImage     = 0;
    item.lParam     = 0;
    item.pszText    = pszText;
    item.cchTextMax = (int)strlen(pszText);
    if (!iSubItem)
        SendMessage(hListView, LVM_INSERTITEM, 0, (LPARAM)&item);
    else
        SendMessage(hListView, LVM_SETITEMTEXT, iItem, (LPARAM)&item);
};
//
int ListViewGetItemSelect(HWND hListView)
{
    return (int)SendMessage(hListView, LVM_GETNEXTITEM, -1, MAKELPARAM((UINT)LVNI_SELECTED, 0));
};
//
int ListViewGetItemCount(HWND hListView)
{
    return (int)SendMessage(hListView, LVM_GETITEMCOUNT, 0, 0);
};
//
void ListViewGetItemText(HWND hListView, const int iSubItem, char *pszText)
{
    LVITEM item;
    int    idx = ListViewGetItemSelect(hListView);
//
    if (idx == -1)
        return;
//
    item.iSubItem   = iSubItem;
    item.pszText    = pszText;
    item.cchTextMax = 255;
    SendMessage(hListView, LVM_GETITEMTEXT, idx, (LPARAM)&item);
};
//
void ListViewGetSpecItem(HWND hListView, const int iItem, const int iSubItem, char *pszText)
{
    LVITEM item;
//
    if (iItem == -1)// || iItem == 0)
        return;
//
    item.iSubItem   = iSubItem;
    item.pszText    = pszText;
    item.cchTextMax = 255;
    SendMessage(hListView, LVM_GETITEMTEXT, iItem, (LPARAM)&item);
};
//
UINT IsListViewDBClkEvent(const UINT nID, NMHDR* pnmh)
{
    if (pnmh->idFrom == nID)
    {
        if (pnmh->code == NM_DBLCLK)
            return nID;
    };
    return 0;
};
//
UINT IsListViewClkEvent(const UINT nID, NMHDR* pnmh)
{
    if (pnmh->idFrom == nID)
    {
        if (pnmh->code == NM_CLICK)
            return NM_CLICK;
        else if (pnmh->code == NM_RCLICK)
            return NM_RCLICK;
    };
    return 0;
};
//
void ListViewRemoveAllItems(HWND hListView)
{
    short wCnt  = (short)SendMessage(hListView, LVM_GETITEMCOUNT, 0, 0);
    short wLoop;
//
    for (wLoop = 0; wLoop < wCnt; wLoop++)
         SendMessage(hListView, LVM_DELETEITEM, 0, 0);
    SendMessage(hListView, LVM_DELETEALLITEMS, 0, 0);
};
//
void ListViewRemoveItem(HWND hDlg, const UINT nID, const int iItem)
{
    SendMessage(GetDlgItem(hDlg, nID), LVM_DELETEITEM, (WPARAM)iItem, 0);
};
//
void ListViewRemoveColumn(HWND hDlg, const UINT nID, const int iCol)
{
    SendMessage(GetDlgItem(hDlg, nID), LVM_DELETECOLUMN, (WPARAM)iCol, 0);
};
//
BOOL UnicodeToAnsi(const wchar_t *Source, const short wLen, char *Destination, const short sLen)
{
    return WideCharToMultiByte(CP_ACP,
                               WC_COMPOSITECHECK,
                               Source,
                               wLen,
                               Destination,
                               sLen,
                               0L, 0L);
};
//
/*********************************************************************/
/*                                Unicode                            */
/*********************************************************************/
BOOL AnsiToUnicode(const char *Source, const short sLen, wchar_t *Destination, const short wLen)
{
    return MultiByteToWideChar(CP_ACP,
                               MB_PRECOMPOSED,
                               Source,
                               sLen,
                               Destination,
                               wLen);
};
//
/*********************************************************************/
/*                                TreeView                           */
/*********************************************************************/
HTREEITEM TreeViewInsertRootText(HWND hWnd, UINT nID,