1. 表的修改
新建一个MFC类CMyListCtrl,其基类为CListCtrl,属性Owner Draw Fixed设置为TRUE;
添加变量CMyListCtrl m_List;MyListCtrl.h文件里,添加变量int m_nRowHeight;
2、重载DrawItem()实现自绘,实现请参照以下代码。
手动添加消息宏ON_WM_MEASUREITEM_REFLECT(),添加下面的函数,实现修改行高。
void CMyListCtrl::MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
if (m_nRowHeight>0)
{
lpMeasureItemStruct->itemHeight = m_nRowHeight;
}
}
3、添加ON_WM_MEASUREITEM,响应消息处理OnMeasureItem()
void CMyListCtrl::OnMeasureItem(int nIDCtl, LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
CListCtrl::OnMeasureItem(nIDCtl, lpMeasureItemStruct);
}
4、void CMyListCtrl::SetRowHeigt(int nHeight) //高置行高(别忘了在.h里添加void SetRowHeigt(int nHeight) ;)
{
m_nRowHeight = nHeight;
CRect rcWin;
GetWindowRect(&rcWin);
WINDOWPOS wp;
wp.hwnd = m_hWnd;
wp.cx = rcWin.Width();
wp.cy = rcWin.Height();
wp.flags = SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOOWNERZORDER | SWP_NOZORDER;
SendMessage(WM_WINDOWPOSCHANGED, 0, (LPARAM)&wp);
}
5、重画列表控件,重载DrawItem,添加ON_WM_DRAWITEM();
(别忘了在.h里添加void DrawItem(LPDRAWITEMSTRUCT lpMeasureItemStruct) ;)
void CMyListCtrl::DrawItem(LPDRAWITEMSTRUCT lpMeasureItemStruct)
{
CDC* pDC = CDC::FromHandle(lpMeasureItemStruct->hDC);
LVITEM lvi = {0};
lvi.mask = LVIF_STATE;//|LVIF_IMAGE;
lvi.stateMask = LVIS_FOCUSED | LVIS_SELECTED ;
lvi.iItem = lpMeasureItemStruct->itemID;
BOOL bGet = GetItem(&lvi);
//高亮显示
BOOL bHighlight =((lvi.state & LVIS_DROPHILITED)||((lvi.state & LVIS_SELECTED) &&
((GetFocus() == this)|| (GetStyle() & LVS_SHOWSELALWAYS))));
// 画文本背景
CRect rcBack = lpMeasureItemStruct->rcItem;
pDC->SetBkMode(TRANSPARENT);
if( bHighlight ) //如果被选中
{
pDC->SetTextColor(RGB(255,255,255)); //文本为白色
pDC->FillRect(rcBack, &CBrush(RGB(90,162,0)));
}
else
{
pDC->SetTextColor(RGB(0,0,0)); //文本为黑色
pDC->FillRect(rcBack, &CBrush(RGB(255,255,255)));
}
if (lpMeasureItemStruct->itemAction & ODA_DRAWENTIRE)
{
//写文本
CString szText;
int nCollumn = GetHeaderCtrl()->GetItemCount();//列数
for (int i = 0; i < GetHeaderCtrl()->GetItemCount(); i++)
{ //循环得到文本
CRect rcItem;
if ( !GetSubItemRect(lpMeasureItemStruct->itemID, i, LVIR_LABEL, rcItem ))
continue;
szText = GetItemText( lpMeasureItemStruct->itemID, i );
rcItem.left += 5; rcItem.right -= 1;
pDC->DrawText(szText, lstrlen(szText), &rcItem, DT_LEFT
| DT_VCENTER | DT_NOPREFIX | DT_SINGLELINE);
}
}
}
6、含有此列表控件的主对话框OnInitDialog里,
BOOL CListCtrlDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// 设置此对话框的图标。当应用程序主窗口不是对话框时,框架将自动
// 执行此操作
SetIcon(m_hIcon, TRUE); // 设置大图标
SetIcon(m_hIcon, FALSE); // 设置小图标
// TODO: 在此添加额外的初始化代码
InitDlg();//调用列表控件初始化InitDlg()
return TRUE; // 除非将焦点设置到控件,否则返回 TRUE
}
7、void CListCtrlDlg::InitDlg()(别忘了在.h里添加void InitDlg();)
{
m_List.SetExtendedStyle( m_List.GetExtendedStyle() | LVS_EX_GRIDLINES | LVS_EX_FULLROWSELECT );
// determine the columns
m_List.InsertColumn( 0, L"名称");
m_List.InsertColumn( 1, L"消息详情");
m_List.SetColumnWidth( 0, 220);
m_List.SetColumnWidth( 1,243);
m_List.InsertItem(0,L"检查轴位");//插入行
m_List.InsertItem(1,L"故障尺寸");
m_List.InsertItem(2,L"尺寸单位");
m_List.InsertItem(3,L"处理关门");
m_List.SetItemText(0,1,L"L1");//默认显示
m_List.SetItemText(1,1,L"0");
m_List.SetItemText(2,1,L"mm");
m_List.SetItemText(3,1,L"是");
m_List.SetRowHeigt(74);//调用设置行高
m_List.SetItemState(0, LVIS_SELECTED, LVIS_SELECTED);
}