如何在LISTCTRL的列表头添加三态复选框？

Using Check Box in List Control
// CheckBoxListCtrl.cpp : 实现文件
//#include "stdafx.h"
#include "Annex.h"
#include "CheckBoxListCtrl.h"
// CCheckBoxListCtrlIMPLEMENT_DYNAMIC(CCheckBoxListCtrl, CBCGPListCtrl)CCheckBoxListCtrl::CCheckBoxListCtrl()
: m_blInited(FALSE)
, m_check(FALSE)
{
m_OddItemBkColor = 0xF7F7F7;//奇数行背景颜色
m_EvenItemBkColor = 0xFCFCFC;//偶数行背景颜色 0xFFFFFF
m_HoverItemBkColor = 0xFF;//热点行背景颜色
m_SelectItemBkColor = GetSysColor(COLOR_HIGHLIGHT);//选中行背景颜色
m_OddItemTextColor = GetSysColor(COLOR_BTNTEXT);//奇数行文本颜色
m_EvenItemTextColor = GetSysColor(COLOR_BTNTEXT);//偶数行文本颜色
m_HoverItemTextColor = GetSysColor(COLOR_HIGHLIGHTTEXT);//热点行文本颜色
m_SelectItemTextColor = GetSysColor(COLOR_BTNTEXT);//选中行文本颜色
m_nHoverIndex = -1;
m_bTracking = FALSE;
}CCheckBoxListCtrl::~CCheckBoxListCtrl()
{
}
BEGIN_MESSAGE_MAP(CCheckBoxListCtrl, CBCGPListCtrl)
ON_NOTIFY_REFLECT(LVN_COLUMNCLICK, &CCheckBoxListCtrl::OnLvnColumnclick)
ON_NOTIFY_REFLECT(NM_CLICK, &CCheckBoxListCtrl::OnNMClick)
ON_NOTIFY_REFLECT(NM_CUSTOMDRAW, &CCheckBoxListCtrl::OnNMCustomdraw)
ON_WM_MOUSEMOVE()
ON_MESSAGE(WM_MOUSELEAVE, OnMouseLeave)
END_MESSAGE_MAP()void CCheckBoxListCtrl::SetOddItemBkColor(COLORREF color, BOOL bDraw)//设置奇数行背景颜色
{
m_OddItemBkColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetEvenItemBkColor(COLORREF color, BOOL bDraw)//设置偶数行背景颜色
{
m_EvenItemBkColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetHoverItemBkColor(COLORREF color, BOOL bDraw)//设置热点行背景颜色
{
m_HoverItemBkColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetSelectItemBkColor(COLORREF color, BOOL bDraw)//设置选中行背景颜色
{
m_SelectItemBkColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetOddItemTextColor(COLORREF color, BOOL bDraw)//设置奇数行文本颜色
{
m_OddItemTextColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetEvenItemTextColor(COLORREF color, BOOL bDraw)//设置偶数行文本颜色
{
m_EvenItemTextColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetHoverItemTextColor(COLORREF color, BOOL bDraw)//设置热点行文本颜色
{
m_HoverItemTextColor = color;
if (bDraw)
InvalidateRect(NULL);
}
void CCheckBoxListCtrl::SetSelectItemTextColor(COLORREF color, BOOL bDraw)//设置选中行文本颜色
{
m_SelectItemTextColor = color;
if (bDraw)
InvalidateRect(NULL);
}BOOL CCheckBoxListCtrl::Init()
{
if (m_blInited)
return TRUE; VERIFY(m_checkImgList.Create(IDB_CHECKBOXES, 16, 4, RGB(255, 0, 255)));
SetColCheck(); m_blInited = TRUE; return TRUE;
}void CCheckBoxListCtrl::SetColCheck()
{
this->GetHeaderCtrl().SetImageList(&m_checkImgList);//
HDITEM hdItem;
hdItem.mask = HDI_IMAGE | HDI_FORMAT;
VERIFY(this->GetHeaderCtrl().GetItem(0, &hdItem));
hdItem.iImage = 1;
hdItem.fmt |= HDF_IMAGE;
VERIFY(this->GetHeaderCtrl().SetItem(0, &hdItem));
}// CCheckBoxListCtrl 消息处理程序void CCheckBoxListCtrl::OnLvnColumnclick(NMHDR *pNMHDR, LRESULT *pResult)
{
LPNMLISTVIEW pNMLV = reinterpret_cast<LPNMLISTVIEW>(pNMHDR);
if (pNMLV->iSubItem == 0)
{
int sum = GetItemCount();
if (sum > 0)
{
for (int x = 0; x < sum; x++)
SetCheck(x, !m_check);
m_check = !m_check;
HDITEM hdItem;
hdItem.mask = HDI_IMAGE | HDI_FORMAT;
VERIFY(this->GetHeaderCtrl().GetItem(0, &hdItem));
if (m_check)
hdItem.iImage = 2;
else
hdItem.iImage = 1;
hdItem.fmt |= HDF_IMAGE;
VERIFY(this->GetHeaderCtrl().SetItem(0, &hdItem));
}
}
*pResult = 0;
}void CCheckBoxListCtrl::ScanItemsSetHeadSate(int curItem)
{
int checkItem = 0;
int nCount = GetItemCount();
for (int nItem = 0; nItem < nCount; nItem++)
if (ListView_GetCheckState(GetSafeHwnd(), nItem))//GetCheck(nItem)
checkItem++;
//因为此时单击行还未完成状态更新，所以作特殊处理
if (!ListView_GetCheckState(GetSafeHwnd(), curItem))
checkItem++;
else
checkItem--;
/////////////////////////////////////////////////
HDITEM hdItem;
hdItem.mask = HDI_IMAGE | HDI_FORMAT;
VERIFY(this->GetHeaderCtrl().GetItem(0, &hdItem));
if (checkItem == 0)
{
m_check = FALSE;
hdItem.iImage = 1;
}
else
if (checkItem == nCount)
{
m_check = TRUE;
hdItem.iImage = 2;
}
else
if (checkItem>0 && checkItem<nCount)
hdItem.iImage = 3;
hdItem.fmt |= HDF_IMAGE;
VERIFY(this->GetHeaderCtrl().SetItem(0, &hdItem));
}void CCheckBoxListCtrl::OnNMClick(NMHDR *pNMHDR, LRESULT *pResult)
{
LPNMITEMACTIVATE pNMItemActivate = reinterpret_cast<LPNMITEMACTIVATE>(pNMHDR);

DWORD dwPos = GetMessagePos();
CPoint point(LOWORD(dwPos), HIWORD(dwPos));
ScreenToClient(&point);
UINT nFlag;
int nItem = HitTest(point, &nFlag);
if (nFlag == LVHT_ONITEMSTATEICON)
ScanItemsSetHeadSate(pNMItemActivate->iItem); *pResult = 0;
}void CCheckBoxListCtrl::OnNMCustomdraw(NMHDR *pNMHDR, LRESULT *pResult)
{
LPNMLVCUSTOMDRAW pNMCD = reinterpret_cast<LPNMLVCUSTOMDRAW>(pNMHDR);
*pResult = 0; int nItemIndex = pNMCD->nmcd.dwItemSpec;
if (pNMCD->nmcd.dwDrawStage == CDDS_PREPAINT)
{
*pResult = CDRF_NOTIFYITEMDRAW;
}
else
{
if (nItemIndex == m_nHoverIndex)
{ //热点行
pNMCD->clrTextBk = m_HoverItemBkColor;
pNMCD->clrText = m_HoverItemTextColor;
}
else
if (GetItemState(nItemIndex, LVIS_SELECTED) == LVIS_SELECTED)
{ //选中行
pNMCD->clrTextBk = m_SelectItemBkColor;
pNMCD->clrText = pNMCD->clrFace = m_SelectItemTextColor;
::SetTextColor(pNMCD->nmcd.hdc, m_SelectItemTextColor);
}
else
if (nItemIndex % 2 == 0)
{//偶数行比如 0、2、4、6
pNMCD->clrTextBk = m_EvenItemBkColor;
pNMCD->clrText = m_EvenItemTextColor;
}
else
{ //奇数行比如 1、3、5、7
pNMCD->clrTextBk = m_OddItemBkColor;
pNMCD->clrText = m_OddItemTextColor;
}
*pResult = CDRF_NEWFONT;
}
}
void CCheckBoxListCtrl::OnMouseMove(UINT nFlags, CPoint point)
{
int nIndex = HitTest(point);
if (nIndex != m_nHoverIndex)
{
int nOldIndex = m_nHoverIndex;
m_nHoverIndex = nIndex;
CRect rc;
if (nOldIndex != -1)
{
GetItemRect(nOldIndex, &rc, LVIR_BOUNDS);
InvalidateRect(&rc);
}
if (m_nHoverIndex != -1)
{
GetItemRect(m_nHoverIndex, &rc, LVIR_BOUNDS);
InvalidateRect(&rc);
}
}
//=====================================================
if (!m_bTracking)
{
TRACKMOUSEEVENT   tme;
tme.cbSize = sizeof(tme);
tme.hwndTrack = m_hWnd;
tme.dwFlags = TME_LEAVE;//   |   TME_HOVER;
tme.dwHoverTime = 1;
m_bTracking = _TrackMouseEvent(&tme);
} CBCGPListCtrl::OnMouseMove(nFlags, point);
}LRESULT CCheckBoxListCtrl::OnMouseLeave(WPARAM wParam, LPARAM lParam)
{
m_bTracking = FALSE; if (m_nHoverIndex != -1){
CRect rc;
GetItemRect(m_nHoverIndex, &rc, LVIR_BOUNDS);
m_nHoverIndex = -1;
InvalidateRect(&rc);
}
return 0;
}
#pragma once
// CCheckBoxListCtrlclass CCheckBoxListCtrl : public CBCGPListCtrl
{
DECLARE_DYNAMIC(CCheckBoxListCtrl)public:
CCheckBoxListCtrl();
virtual ~CCheckBoxListCtrl();
BOOL Init();
void SetColCheck();//初始化第1列的复选框图标
public:
//设置奇数行背景颜色
void SetOddItemBkColor(COLORREF color, BOOL bDraw = TRUE);
//设置偶数行背景颜色
void SetEvenItemBkColor(COLORREF color, BOOL bDraw = TRUE);
//设置热点行背景颜色
void SetHoverItemBkColor(COLORREF color, BOOL bDraw = TRUE);
//设置选中行背景颜色
void SetSelectItemBkColor(COLORREF color, BOOL bDraw = TRUE);
//设置奇数行文本颜色
void SetOddItemTextColor(COLORREF color, BOOL bDraw = TRUE);
//设置偶数行文本颜色
void SetEvenItemTextColor(COLORREF color, BOOL bDraw = TRUE);
//设置热点行文本颜色
void SetHoverItemTextColor(COLORREF color, BOOL bDraw = TRUE);
//设置选中行文本颜色
void SetSelectItemTextColor(COLORREF color, BOOL bDraw = TRUE);
protected:
BOOL m_bTracking;
int m_nHoverIndex;//当前热点项目索引
COLORREF m_OddItemBkColor;//奇数行背景颜色
COLORREF m_EvenItemBkColor;//偶数行背景颜色
COLORREF m_HoverItemBkColor;//热点行背景颜色
COLORREF m_SelectItemBkColor;//选中行背景颜色
COLORREF m_OddItemTextColor;//奇数行文本颜色
COLORREF m_EvenItemTextColor;//偶数行文本颜色
COLORREF m_HoverItemTextColor;//热点行文本颜色
COLORREF m_SelectItemTextColor;//选中行文本颜色
protected:
DECLARE_MESSAGE_MAP()
private:
BOOL m_blInited;
CImageList m_checkImgList;
BOOL m_check;
void ScanItemsSetHeadSate(int curItem);
public:
afx_msg void OnLvnColumnclick(NMHDR *pNMHDR, LRESULT *pResult);
afx_msg void OnNMClick(NMHDR *pNMHDR, LRESULT *pResult);
afx_msg void OnNMCustomdraw(NMHDR *pNMHDR, LRESULT *pResult);
afx_msg void OnMouseMove(UINT nFlags, CPoint point);
afx_msg LRESULT OnMouseLeave(WPARAM wParam, LPARAM lParam);
};
附带了隔行换色的功能，三态复选框部份自己剥离来即可。

调试易

如何在LISTCTRL的列表头添加三态复选框？

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