ListCtrl为什么只能看到添加的一部分内容

[yhspring]

如题

[LinHanLao]

void CMonitorProcess::InsertColumn()
{
LVCOLUMN lvColumn;

lvColumn.mask = LVCF_FMT | LVCF_TEXT | LVCF_WIDTH | LVCF_SUBITEM;
lvColumn.fmt = LVCFMT_LEFT;
lvColumn.cx = 100;
lvColumn.pszText = "PID";
m_ProcessList.InsertColumn(0, &lvColumn);

lvColumn.pszText = "File";
m_ProcessList.InsertColumn(1, &lvColumn);

lvColumn.pszText = "CPU Time";
m_ProcessList.InsertColumn(2, &lvColumn);

lvColumn.pszText = "Memory Used";
m_ProcessList.InsertColumn(3, &lvColumn);
}

void CMonitorProcess::InsertItem(LPTSTR pszText, int iRow, int iCol)
{
LVITEM lvItem;

lvItem.mask = LVIF_TEXT;
lvItem.iItem = iRow;
lvItem.iSubItem = iCol;
lvItem.pszText = pszText;

if(iCol > 0)
m_ProcessList.SetItem(&lvItem);
else
m_ProcessList.InsertItem(&lvItem);
}