利用Win32 SDK通过发送消息实现删除ListView控件的所有行,与所有列:
HWND hWndListView, hWndListViewHeader;
//删除所有行
SendMessage(hWndListView, LVM_DELETEALLITEMS, 0, 0);
//得到ListView的Header窗体
hWndListViewHeader = (HWND)SendMessage(hWndListView, LVM_GETHEADER, 0, 0);
//得到列的数目
nCols = SendMessage(hWndListViewHeader, HDM_GETITEMCOUNT, 0, 0);
nCols--;
//删除所有列
for(; nCols >= 0; nCols--)
SendMessage(hWndListView, LVM_DELETECOLUMN, nCols, 0);