1.前言
最近发现读者对我的mfc美化的专栏比较感兴趣，因此在这里进行续写，这里我会计划写几个连续的篇章，包括对MFC按钮的美化，菜单栏的美化，标题栏的美化，list列表的美化，直到最后形成一个完整的成品效果。
2.最终效果展示
3.思路分析
1.编写mfc的list的派生类对 列表进行重绘
2.list和其他的空间有些区别，要分别对标题栏，和内容栏进行重绘。
4.实现的过程
1.在mfc界面，增加空间list
2.修改list的属性
边框:false
静态边缘：false
视图:Reporte
无滚动：true
3.声明list的变量
public:CListCtrlComboEx m_list;4.OnInitDialog 里面的核心代码
BOOL CCustomListDlg::OnInitDialog()
{CDialogEx::OnInitDialog();// 将“关于...”菜单项添加到系统菜单中。// IDM_ABOUTBOX 必须在系统命令范围内。ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX < 0xF000);CMenu* pSysMenu = GetSystemMenu(FALSE);if (pSysMenu != nullptr){BOOL bNameValid;CString strAboutMenu;bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);ASSERT(bNameValid);if (!strAboutMenu.IsEmpty()){pSysMenu->AppendMenu(MF_SEPARATOR);pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);}}// 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//LIST CRect rect;m_list.GetClientRect(&rect);DWORD dwStyle = m_list.GetExtendedStyle();//dwStyle = (dwStyle | LVS_EX_GRIDLINES | LVS_EX_FULLROWSELECT | LVS_EX_DOUBLEBUFFER);dwStyle |= dwStyle | LVS_REPORT & ~LVS_EX_GRIDLINES | LVS_EX_FULLROWSELECT | LVS_SHOWSELALWAYS | LVS_EX_HEADERDRAGDROP;m_list.SetExtendedStyle(dwStyle);//m_list.SetBom_list.SetItemHeight(25);m_list.SetFontSize(17);m_list.InsertColumn(0, _T("编号"), LVCFMT_CENTER, (rect.Width() / 3) + 30, 0);m_list.InsertColumn(1, _T("菜谱"), LVCFMT_CENTER, (rect.Width() - (rect.Width() / 3) - 30), 1);m_list.InsertColumn(2, _T(""), LVCFMT_CENTER, 1000, 2);m_list.InsertItem(0, _T("1"));m_list.InsertItem(1, _T("2"));m_list.InsertItem(2, _T("3"));m_list.InsertItem(3, _T("4"));m_list.InsertItem(4, _T("5"));m_list.InsertItem(5, _T("6"));m_list.InsertItem(6, _T("7"));m_list.InsertItem(7, _T("8"));m_list.InsertItem(8, _T("9"));m_list.InsertItem(9, _T(""));m_list.InsertItem(10, _T(""));m_list.InsertItem(11, _T(""));// TODO: 在此添加额外的初始化代码return TRUE; // 除非将焦点设置到控件，否则返回 TRUE
}5.list重写的对应封装代码
BitMark.h
#pragma once#define BITMARK_MAX (2500)#define BITMARK_ROWS_DEF (100)
#define BITMARK_COLS_DEF (20)class BitMark
{
public:BitMark(void);virtual ~BitMark(void);virtual BOOL Seek(DWORD uRows, DWORD uCols);virtual void Set(DWORD uRow, DWORD uCol, BOOL bValid);virtual BOOL IsValid(DWORD uRow, DWORD uCol);virtual void Clear();
protected:DWORD m_uRows, m_uCols;BYTE m_aBit[BITMARK_MAX];
};
BitMark.cpp
#include "pch.h"
#include "BitMark.h"#ifdef _AFX
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static const char THIS_FILE[] = __FILE__;
#endif
#endifBitMark::BitMark(void)
{ZeroMemory(m_aBit, BITMARK_MAX);
}BitMark::~BitMark(void)
{
}BOOL BitMark::Seek(DWORD uRows, DWORD uCols)
{if((uRows*uCols) > BITMARK_MAX)return FALSE;m_uRows = uRows;m_uCols = uCols;return TRUE;
}void BitMark::Set(DWORD uRow, DWORD uCol, BOOL bValid)
{if((uRow*m_uCols + uCol) >= BITMARK_MAX)return;m_aBit[uRow*m_uCols+ uCol] = ( bValid ? 1 : 0 );
}BOOL BitMark::IsValid(DWORD uRow, DWORD uCol)
{BOOL bValid =FALSE;if((uRow*m_uCols + uCol) >= BITMARK_MAX)return FALSE;if(0 != m_aBit[uRow*m_uCols + uCol])bValid = TRUE;return bValid;
}void BitMark::Clear()
{ZeroMemory(m_aBit, BITMARK_MAX);
}HeaderCtrlEx.h
#pragma once
#include <afxcmn.h>class HeaderCtrlEx :public CHeaderCtrl
{DECLARE_DYNAMIC(HeaderCtrlEx)protected:DECLARE_MESSAGE_MAP()void OnNMCustomdraw(NMHDR* pNMHDR, LRESULT* pResult);LRESULT OnLayout(WPARAM wParam, LPARAM lParam);afx_msg BOOL OnEraseBkgnd(CDC* pDC);
};
HeaderCtrlEx.cpp
#include "pch.h"
#include "HeaderCtrlEx.h"IMPLEMENT_DYNAMIC(HeaderCtrlEx, CHeaderCtrl)BEGIN_MESSAGE_MAP(HeaderCtrlEx, CHeaderCtrl)ON_NOTIFY_REFLECT(NM_CUSTOMDRAW, &HeaderCtrlEx::OnNMCustomdraw)ON_MESSAGE(HDM_LAYOUT, &HeaderCtrlEx::OnLayout)ON_WM_ERASEBKGND()
END_MESSAGE_MAP()void HeaderCtrlEx::OnNMCustomdraw(NMHDR* pNMHDR, LRESULT* pResult)
{// ref: https://stackoverflow.com/questions/28766659/changing-mfc-list-control-header-colorLPNMCUSTOMDRAW pNMCD = reinterpret_cast<LPNMCUSTOMDRAW>(pNMHDR);// TODO: Add your control notification handler code here*pResult = CDRF_DODEFAULT;if (pNMCD->dwDrawStage == CDDS_PREPAINT){CDC* pDC = CDC::FromHandle(pNMCD->hdc);CRect rect(0, 0, 0, 0);GetClientRect(&rect);//pDC->FillSolidRect(&rect, RGB(215, 235, 226));pDC->FillSolidRect(&rect, RGB(30, 34, 39));*pResult = CDRF_NOTIFYITEMDRAW;}else if (pNMCD->dwDrawStage == CDDS_ITEMPREPAINT){HDITEM hditem;TCHAR buffer[MAX_PATH] = { 0 };SecureZeroMemory(&hditem, sizeof(HDITEM));hditem.mask = HDI_TEXT;hditem.pszText = buffer;hditem.cchTextMax = MAX_PATH;GetItem(pNMCD->dwItemSpec, &hditem);CDC* pDC = CDC::FromHandle(pNMCD->hdc);//pDC->SetTextColor(RGB(0, 0, 0));pDC->SetTextColor(RGB(255, 255, 255));//pDC->SetBkColor(RGB(215, 235, 226));pDC->SetBkColor(RGB(30, 34, 39));//CFont m_pFont;//m_pFont.CreateFont(ConvertWithDPIRatio(31),// 0, 0, 0, FW_MEDIUM,// FALSE, FALSE,// 0,// ANSI_CHARSET, // nCharSet// OUT_DEFAULT_PRECIS, // nOutPrecision// CLIP_DEFAULT_PRECIS, // nClipPrecision// DEFAULT_QUALITY, // nQuality// DEFAULT_PITCH | FF_SWISS, _T("Arial"));//pDC->SelectObject(m_pFont);CString str(buffer);CRect rect = pNMCD->rc;rect.OffsetRect(6, 0);pDC->DrawText(str, CRect(rect), DT_SINGLELINE | DT_VCENTER);*pResult = CDRF_SKIPDEFAULT;}
}/*
* Describe: Change the height of table header
* Author : Canliang Wu
* Date : 2021/12/15
*/
LRESULT HeaderCtrlEx::OnLayout(WPARAM wParam, LPARAM lParam)
{LRESULT lResult = CHeaderCtrl::DefWindowProc(HDM_LAYOUT, 0, lParam);HD_LAYOUT& hdl = *(HD_LAYOUT*)lParam;RECT* prc = hdl.prc; // The table list rectangleWINDOWPOS* pwpos = hdl.pwpos; // The table header rectangleint nHeight = (int)(pwpos->cy * 1.3);pwpos->cy = nHeight; // New table header height//pwpos->x += 3;prc->top = nHeight; // Decreases the table list height on the table header heightreturn lResult;
}BOOL HeaderCtrlEx::OnEraseBkgnd(CDC* pDC)
{// TODO: Add your message handler code here and/or call default//return CListCtrl::OnEraseBkgnd(pDC);return FALSE;
}ListControlDefine.h
#pragma once#define ListCtrlMask_Rows (500)
#define ListCtrlMask_Cols (20)
#define ListCtrlMask_Max (ListCtrlMask_Rows * ListCtrlMask_Cols)
typedef struct ListCtrlMask {BYTE Bit[ListCtrlMask_Max];
} ListCtrlMask;ListControlDefine.cpp
#include "pch.h"
#include "ListControlDefine.h"ListCtrlComboEx.h
#if !defined(AFX_LISTCTRLCOMBOEX_H__CF78F101_D071_46A3_BCA8_CB30861448F1__INCLUDED_)
#define AFX_LISTCTRLCOMBOEX_H__CF78F101_D071_46A3_BCA8_CB30861448F1__INCLUDED_#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// ListCtrlComboEx.h : header file#include "ListControlDefine.h"
#include "BitMark.h"
#include "HeaderCtrlEx.h"
#include <afxcmn.h>
#define cgCComboBox CComboBox //you can use yourself defined combobox
/
// CListCtrlComboEx window
#include <vector>
using namespace std;
struct stEditAble
{int nRow;int nCol;
};struct stComboAble
{int nRow;int nCol;cgCComboBox *pCombo;
};#define IDCB_ONLISTCONTROL 9001#define CListCtrlComboEx_ColumnMax (200)
class CListCtrlComboEx : public CListCtrl
{
// Construction
public:CListCtrlComboEx();public:UINT m_nMsgComboSelChange;BitMark m_oBm;int m_nRowDblClk;int m_nColDblClk;int InsertColumn(int nCol, LPCTSTR lpszColumnHeading,int nFormat = LVCFMT_LEFT, int nWidth = -1, int nSubItem = -1);void SetItemWarning(int nItem, int nSubItem, BOOL bValid);int m_anFormat[CListCtrlComboEx_ColumnMax];void CreateComboBox(UINT nMsgComboSelChange);void CreateEditBox();CComboBox* GetCombo();
protected:CComboBox* m_pcbListCtrl;HeaderCtrlEx m_HeaderCtrl;
protected:vector<stEditAble> m_EditAbleArray;vector<stComboAble> m_ComboAbleArray;int m_iRow;int m_iCol;CEdit *m_pEdit;int m_iHeight;CFont m_oFont;// Attributes
public:void SetEditAble(int nRow,int nCol);void SetComboAble(int nRow,int nCol,cgCComboBox *pCombo);void SetItemHeight(int nHeight);COLORREF GetTableItemColor(int nRow, int nCol, COLORREF clrDef);void ClearAllAbles();BOOL GetCellRect(int nRow, int nCol, CRect& rect);void SetFontSize(int cHeight = 18);BOOL m_bFontSeted;
// Operations
public:virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);void MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct);
// Overrides// ClassWizard generated virtual function overrides//{{AFX_VIRTUAL(CListCtrlComboEx)//}}AFX_VIRTUAL// Implementation
public:virtual ~CListCtrlComboEx();// Generated message map functions
protected:BOOL IsEditAble(int nRow,int nCol);BOOL IsComboAble(int nRow,int nCol);virtual void PreSubclassWindow();LPCTSTR MakeShortString(CDC *pDC,LPCTSTR lpszLong,int nColumnLen,int nOffset);protected://{{AFX_MSG(CListCtrlComboEx)// NOTE - the ClassWizard will add and remove member functions here.virtual afx_msg void OnCustomDraw(NMHDR* pNMHDR, LRESULT* pResult);virtual afx_msg void OnLButtonDown(UINT nFlags, CPoint point);virtual afx_msg BOOL OnHeaderEndResize(UINT, NMHDR* pNMHDR, LRESULT* pResult);afx_msg void OnCbnKillfocusCombo();afx_msg void OnCbnSelchangeCombo();afx_msg BOOL OnEraseBkgnd(CDC* pDC);//}}AFX_MSGDECLARE_DYNAMIC(CListCtrlComboEx)DECLARE_MESSAGE_MAP()
public:afx_msg void OnPaint();
public:afx_msg BOOL OnNMDblclk(NMHDR *pNMHDR, LRESULT *pResult);
};///{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.#endif // !defined(AFX_LISTCTRLCOMBOEX_H__CF78F101_D071_46A3_BCA8_CB30861448F1__INCLUDED_)
ListCtrlComboEx.cpp
// ListCtrlComboEx.cpp : implementation file
//#include "pch.h"
//#include "cgListComboTest.h"
#include "ListCtrlComboEx.h"
//#include "resource.h"#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif/
// CListCtrlComboExCListCtrlComboEx::CListCtrlComboEx()
{m_pcbListCtrl = NULL;m_nRowDblClk = 0;m_nColDblClk = 0;m_bFontSeted = FALSE;m_EditAbleArray.clear();m_ComboAbleArray.clear();m_iRow = -1;m_iCol = -1;m_iHeight = 0;m_pEdit = NULL;m_nMsgComboSelChange = 0;ZeroMemory(&m_anFormat, sizeof(m_anFormat));//m_pListCtrlMask = NULL;
}CListCtrlComboEx::~CListCtrlComboEx()
{if(m_pcbListCtrl) {m_pcbListCtrl->DestroyWindow();delete m_pcbListCtrl;m_pcbListCtrl = NULL;}
}int CListCtrlComboEx::InsertColumn(int nCol, LPCTSTR lpszColumnHeading,int nFormat /*= LVCFMT_LEFT*/, int nWidth /*= -1*/, int nSubItem /*= -1*/)
{if(nCol>=0)m_anFormat[nCol] = nFormat;return CListCtrl::InsertColumn(nCol, lpszColumnHeading, nFormat, nWidth, nSubItem);
}void CListCtrlComboEx::SetItemWarning(int nItem, int nSubItem, BOOL bValid)
{//return;m_oBm.Set(nItem, nSubItem, bValid);
}void CListCtrlComboEx::CreateComboBox(UINT nMsgComboSelChange)
{m_nMsgComboSelChange = nMsgComboSelChange;CFont* cf = GetFont();CComboBox *pCombo;pCombo = new CComboBox();CRect rect;GetCellRect(0,1,rect);pCombo->Create(WS_CHILD/*|WS_VISIBLE*/|CBS_AUTOHSCROLL|CBS_DROPDOWNLIST,rect,(CWnd*)this, IDCB_ONLISTCONTROL);pCombo->SetFont(cf);m_pcbListCtrl = pCombo;
}CComboBox* CListCtrlComboEx::GetCombo()
{return m_pcbListCtrl;
}COLORREF CListCtrlComboEx::GetTableItemColor(int nRow, int nCol, COLORREF clrDef)
{COLORREF clr;clr = clrDef; //RGB(0, 0, 0);//if((nRow*nCol) >= ListCtrlMask_Max)// return clr;//if(!m_pListCtrlMask)// return clr;//if(m_pListCtrlMask->Bit[nRow*ListCtrlMask_Cols + nCol])// clr = RGB(255, 0, 0);if(m_oBm.IsValid(nRow, nCol))clr = RGB(255, 0, 0);//if(myutil::GetBit(m_oWarningBitMark.bit[nRow], nCol))//{// clr = RGB(255, 0, 0);//}//if(myutil::GetBit(theApp.m_pYmVoltTblRow[nRow].upper_warning_bit, nCol))//{// clr = RGB(255, 0, 0);//}//if(myutil::GetBit(theApp.m_pYmVoltTblRow[nRow].lower_warning_bit, nCol))//{// clr = RGB(255, 0, 0);//}//if(m_oVoltTbl.v_row[nRow].v[nCol] > m_nUpper)//{// clr = RGB(255, 0, 0);//}//if(m_oVoltTbl.v_row[nRow].v[nCol] < m_nLower)//{// clr = RGB(255, 0, 0);//}//if(theApp.m_pYmVoltTblRow[nRow].V.volt[nCol] < theApp.m_pYmVoltTblRow[nRow].Lower)//{// clr = RGB(255, 0, 0);//}return clr;
}void CListCtrlComboEx::ClearAllAbles()
{m_EditAbleArray.clear();m_ComboAbleArray.clear();m_iRow = -1;m_iCol = -1;m_pEdit = NULL;
}IMPLEMENT_DYNAMIC(CListCtrlComboEx, CListCtrl)BEGIN_MESSAGE_MAP(CListCtrlComboEx, CListCtrl)//{{AFX_MSG_MAP(CListCtrlComboEx)// NOTE - the ClassWizard will add and remove mapping macros here.ON_NOTIFY_REFLECT(NM_CUSTOMDRAW, OnCustomDraw)ON_NOTIFY_EX(HDN_ENDTRACKA, 0, OnHeaderEndResize)ON_NOTIFY_EX(HDN_ENDTRACKW, 0, OnHeaderEndResize)ON_WM_MEASUREITEM_REFLECT()ON_WM_LBUTTONDOWN()ON_WM_ERASEBKGND()ON_CBN_KILLFOCUS(IDCB_ONLISTCONTROL, &CListCtrlComboEx::OnCbnKillfocusCombo)ON_CBN_SELCHANGE(IDCB_ONLISTCONTROL, &CListCtrlComboEx::OnCbnSelchangeCombo)//}}AFX_MSG_MAPON_WM_PAINT()ON_NOTIFY_REFLECT_EX(NM_DBLCLK, &CListCtrlComboEx::OnNMDblclk)
END_MESSAGE_MAP()/
// CListCtrlComboEx message handlersvoid CListCtrlComboEx::OnCustomDraw(NMHDR* pNMHDR, LRESULT* pResult)
{NMLVCUSTOMDRAW* pLVCD = reinterpret_cast<NMLVCUSTOMDRAW*>(pNMHDR);int nRow = (int)pLVCD->nmcd.dwItemSpec;pResult = CDRF_DODEFAULT;/* // Allow column-traits to perform their custom drawingif (pLVCD->nmcd.dwDrawStage & CDDS_SUBITEM){CComboBox* pCombo = GetCellColumnTrait(nRow, pLVCD->iSubItem);if (pCombo != NULL)return; // Everything is handled by the column-trait}// Always perform drawing of cell-focus rectangleswitch (pLVCD->nmcd.dwDrawStage){case CDDS_PREPAINT:*pResult |= CDRF_NOTIFYITEMDRAW;break;// Before painting a rowcase CDDS_ITEMPREPAINT:{*pResult |= CDRF_NOTIFYPOSTPAINT; // Ensure row-traits gets called*pResult |= CDRF_NOTIFYSUBITEMDRAW; // Ensure column-traits gets called} break;// After painting the entire rowcase CDDS_ITEMPOSTPAINT:{;} break;}*/}BOOL CListCtrlComboEx::OnHeaderEndResize(UINT, NMHDR* pNMHDR, LRESULT* pResult)
{int size = m_ComboAbleArray.size();int i;for(i=0;i<size;i++){int nRow = m_ComboAbleArray[i].nRow;int nCol = m_ComboAbleArray[i].nCol;cgCComboBox *pCombo = m_ComboAbleArray[i].pCombo;CRect rect;GetCellRect(nRow,nCol,rect);rect.bottom -= 2*::GetSystemMetrics(SM_CXEDGE);pCombo->MoveWindow(rect);pCombo->SetWindowPos(NULL, // not relative to any other windows0, 0, // TopLeft corner doesn't changerect.Width(), (pCombo->GetCount()+1)*rect.Height(), // existing width, new heightSWP_NOMOVE | SWP_NOZORDER // don't move box or change z-ordering.);pCombo->ShowWindow(TRUE);}Invalidate(FALSE);return FALSE;
}void CListCtrlComboEx::OnCbnKillfocusCombo()
{int size = m_ComboAbleArray.size();int i;for(i=0;i<size;i++){int nRow = m_ComboAbleArray[i].nRow;int nCol = m_ComboAbleArray[i].nCol;cgCComboBox *pCombo = m_ComboAbleArray[i].pCombo;pCombo->ShowWindow(FALSE);}Invalidate(FALSE);
}void CListCtrlComboEx::OnCbnSelchangeCombo()
{CWnd* P = this->GetParent();if(m_nMsgComboSelChange)P->PostMessage(m_nMsgComboSelChange);int size = m_ComboAbleArray.size();int i;for(i=0;i<size;i++){int nRow = m_ComboAbleArray[i].nRow;int nCol = m_ComboAbleArray[i].nCol;cgCComboBox *pCombo = m_ComboAbleArray[i].pCombo;pCombo->ShowWindow(FALSE);}Invalidate(FALSE);
}void CListCtrlComboEx::SetItemHeight(int nHeight)
{m_iHeight = 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);
}BOOL CListCtrlComboEx::GetCellRect(int nRow, int nCol,CRect& rect)
{if (GetSubItemRect(nRow, nCol, LVIR_BOUNDS, rect)==FALSE)return FALSE;CRect colRect;if (GetHeaderCtrl()->GetItemRect(nCol, colRect)==FALSE)return FALSE;if (nCol==0){// Fix bug where LVIR_BOUNDS gives the entire row for nCol==0CRect labelRect;if (GetSubItemRect(nRow, nCol, LVIR_LABEL, labelRect)==FALSE)return FALSE;rect.right = labelRect.right; rect.left = labelRect.right - colRect.Width();}else{// Fix bug when width is smaller than subitem image widthrect.right = rect.left + colRect.Width();}return TRUE;
}void CListCtrlComboEx::SetFontSize(int cHeight)
{if(m_bFontSeted)return;m_bFontSeted = TRUE;m_oFont.CreateFont(cHeight, // nHeight0, // nWidth0, // nEscapement0, // nOrientationFW_NORMAL, // nWeightFALSE, // bItalicFALSE, // bUnderline0, // cStrikeOutANSI_CHARSET, // nCharSetOUT_DEFAULT_PRECIS, // nOutPrecisionCLIP_DEFAULT_PRECIS, // nClipPrecisionDEFAULT_QUALITY, // nQualityDEFAULT_PITCH | FF_SWISS, // nPitchAndFamily_T("Arial")); // lpszFacenameSetFont(&m_oFont, TRUE);}BOOL CListCtrlComboEx::IsEditAble(int nRow,int nCol)
{int i;int size = m_EditAbleArray.size();if(size > 0){for(i=0;i<size;i++){if(m_EditAbleArray[i].nRow == nRow && m_EditAbleArray[i].nCol == nCol)return TRUE;}}return FALSE;
}BOOL CListCtrlComboEx::IsComboAble(int nRow,int nCol)
{int i;int size = m_ComboAbleArray.size();if(size > 0){for(i=0;i<size;i++){if(m_ComboAbleArray[i].nRow == nRow && m_ComboAbleArray[i].nCol == nCol)return TRUE;}}return FALSE;
}void CListCtrlComboEx::SetEditAble(int nRow,int nCol)
{stEditAble sam;sam.nRow = nRow;sam.nCol = nCol;m_EditAbleArray.push_back(sam);
}void CListCtrlComboEx::SetComboAble(int nRow,int nCol,cgCComboBox *pCombo)
{stComboAble sam;sam.nRow = nRow;sam.nCol = nCol;sam.pCombo = pCombo;m_ComboAbleArray.push_back(sam);CRect rect;GetCellRect(nRow,nCol,rect);rect.bottom -= 2*::GetSystemMetrics(SM_CXEDGE);pCombo->SetWindowPos(NULL, // not relative to any other windows0, 0, // TopLeft corner doesn't changerect.Width(), (pCombo->GetCount()+1)*rect.Height(), // existing width, new heightSWP_NOMOVE | SWP_NOZORDER // don't move box or change z-ordering.);pCombo->ShowWindow(TRUE);pCombo->SetFocus();
}void CListCtrlComboEx::OnLButtonDown(UINT nFlags, CPoint point)
{int nRow, nCol;if(m_pEdit != NULL){CString str;m_pEdit->GetWindowText(str);SetItemText(m_iRow,m_iCol,str);m_iRow = -1;m_iCol = -1;delete m_pEdit;// m_pEdit->PostMessage(WM_CLOSE);m_pEdit = NULL;}LVHITTESTINFO lvhti = {0};lvhti.pt = point;nRow = ListView_SubItemHitTest(m_hWnd, &lvhti); // SubItemHitTest is non-constnCol = lvhti.iSubItem;if (!(lvhti.flags & LVHT_ONITEM))nRow = -1;if(nRow == -1 || nCol == -1){CListCtrl::OnLButtonDown(nFlags, point);return;}if(IsEditAble(nRow,nCol)){m_iRow = nRow;m_iCol = nCol;CRect rect;GetCellRect(nRow,nCol,rect);m_pEdit = new CEdit();m_pEdit->Create(WS_CHILD|ES_LEFT|ES_AUTOHSCROLL,rect,this,0);CString str;str = GetItemText(nRow,nCol);m_pEdit->SetWindowText(str);m_pEdit->ShowWindow(SW_SHOW);m_pEdit->SetFocus();return;}CListCtrl::OnLButtonDown(nFlags,point);}void CListCtrlComboEx::MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)
{if(m_iHeight>0){lpMeasureItemStruct->itemHeight = m_iHeight;}}void CListCtrlComboEx::PreSubclassWindow()
{ModifyStyle(0,LVS_OWNERDRAWFIXED);//CListCtrl::PreSubclassWindow();CHeaderCtrl* pHeader = GetHeaderCtrl();if (pHeader != NULL) { VERIFY(m_HeaderCtrl.SubclassWindow(pHeader->m_hWnd)); }CListCtrl::PreSubclassWindow();}void CListCtrlComboEx::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{int nItem = lpDrawItemStruct->itemID;if(nItem == -1)return;CRect rcCol = lpDrawItemStruct->rcItem;CString sText;CDC *pDC = CDC::FromHandle(lpDrawItemStruct->hDC);int nOldDCMode = pDC->SaveDC();LVITEM item;item.iItem = nItem;item.iSubItem = 0;item.mask = LVIF_IMAGE|LVIF_STATE;item.stateMask = 0xFFFF;GetItem(&item);BOOL bSelected = item.state & LVIS_SELECTED;COLORREF color = RGB(30, 34, 39);if(bSelected){pDC->SetBkColor(RGB(30, 34, 39));pDC->SetTextColor(RGB(255,255,255)/*::GetSysColor(COLOR_HIGHLIGHTTEXT)*//*GetTableItemColor(nItem, item.iSubItem)*/);color = RGB(30, 34, 39);}else{pDC->SetBkColor(RGB(30, 34, 39));pDC->SetTextColor(RGB(255,255,255)/*::GetSysColor(COLOR_WINDOWTEXT)*//*GetTableItemColor(nItem, item.iSubItem)*/);}LV_COLUMN lvc;lvc.mask = LVCF_FMT|LVCF_WIDTH;rcCol.right = rcCol.left;for(int nCol=0;GetColumn(nCol,&lvc);nCol++){rcCol.left = rcCol.right;rcCol.right = rcCol.left + GetColumnWidth(nCol);HPEN hOldPen = (HPEN)::SelectObject(lpDrawItemStruct->hDC,::CreatePen(PS_SOLID,1,color));HBRUSH hOldBrush = (HBRUSH)::SelectObject(lpDrawItemStruct->hDC,::CreateSolidBrush(color));::Rectangle(lpDrawItemStruct->hDC,rcCol.left-1,rcCol.top-1,rcCol.right,rcCol.bottom);::DeleteObject(SelectObject(lpDrawItemStruct->hDC,hOldBrush));::DeleteObject(SelectObject(lpDrawItemStruct->hDC,hOldPen));sText = MakeShortString(pDC,GetItemText(nItem,nCol),rcCol.Width(),3);if(bSelected){pDC->SetBkColor(RGB(30, 34, 39));//pDC->SetTextColor(GetTableItemColor(nItem, nCol, ::GetSysColor(COLOR_HIGHLIGHTTEXT)));pDC->SetTextColor(GetTableItemColor(nItem, nCol, RGB(255, 255, 255)));color = RGB(30, 34, 39);}else{pDC->SetBkColor(RGB(30, 34, 39));pDC->SetTextColor(GetTableItemColor(nItem, nCol, RGB(255, 255, 255)));}//在这里进行测试//在这里进行测试UINT format = DT_CENTER;switch(/*lvc.fmt*/m_anFormat[nCol] & (LVCFMT_LEFT | LVCFMT_CENTER | LVCFMT_RIGHT)){case LVCFMT_LEFT:format = DT_LEFT;break;case LVCFMT_CENTER:format = DT_CENTER;break;case LVCFMT_RIGHT:format = DT_RIGHT;break;default:break;}pDC->DrawText(sText,CRect::CRect(rcCol.left+3,rcCol.top,rcCol.right,rcCol.bottom), format/*DT_CENTER*//*format*//*DT_LEFT*/|DT_VCENTER|DT_SINGLELINE );}pDC->RestoreDC(nOldDCMode);}LPCTSTR CListCtrlComboEx::MakeShortString(CDC *pDC,LPCTSTR lpszLong,int nColumnLen,int nOffset)
{static const _TCHAR szThreeDots[] = _T("...");int nStringLen = lstrlen(lpszLong);if(nStringLen == 0 ||(pDC->GetTextExtent(lpszLong,nStringLen).cx+nOffset) <= nColumnLen){return(lpszLong);}static _TCHAR szShort[MAX_PATH];lstrcpy(szShort,lpszLong);int nAddLen = pDC->GetTextExtent(szThreeDots,sizeof(szThreeDots)).cx;for(int i=nStringLen-1; i>0; i--){szShort[i] = 0;if((pDC->GetTextExtent(szShort,i).cx+nAddLen+nOffset) <= nColumnLen){break;}}lstrcat(szShort,szThreeDots);return(szShort);
}
void CListCtrlComboEx::OnPaint()
{//CPaintDC dc(this); // device context for paintingTODO: 在此处添加消息处理程序代码不为绘图消息调用 CListCtrl::OnPaint()////CPaintDC dc(this); // device context for painting//const MSG *msg = GetCurrentMessage();//DefWindowProc( msg->message, msg->wParam, msg->lParam ); //这两句不能省，否则程序会因消息循环出现异常Draw the lines only for LVS_REPORT mode//if( (GetStyle() & LVS_TYPEMASK) == LVS_REPORT )//{// // Get the number of columns// CClientDC dc(this );// CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0);// int nColumnCount = pHeader->GetItemCount();// // The bottom of the header corresponds to the top of the line// RECT rect;// pHeader->GetClientRect( &rect );// int top = rect.bottom;// // Now get the client rect so we know the line length and// // when to stop// GetClientRect( &rect );// // The border of the column is offset by the horz scroll// int borderx = 0 - GetScrollPos( SB_HORZ ); // CPen listSepPen(PS_SOLID, 1, RGB(201, 213, 240)); //定制你的分割线的颜色// //CPen listSepPen(PS_SOLID, 1, RGB(30, 34, 39));// CPen *pOldPen = dc.SelectObject(&listSepPen);// for( int i = 0; i < nColumnCount; i++ )// {// // Get the next border// borderx += GetColumnWidth( i );// // if next border is outside client area, break out// if( borderx >= rect.right ) break;// // Draw the line.// dc.MoveTo( borderx, top);// dc.LineTo( borderx, rect.bottom );// }// // Draw the horizontal grid lines// // First get the height// if( !GetItemRect( 0, &rect, LVIR_BOUNDS ))// return;// int height = rect.bottom - rect.top;// GetClientRect( &rect );// int width = rect.right;// for(int i = 1; i <= GetCountPerPage(); i++ )// {// dc.MoveTo( 0, top + height*i);// dc.LineTo( width, top + height*i );// }// dc.SelectObject(pOldPen);// //} //-------------------------------替换const MSG* msg = GetCurrentMessage();DefWindowProc(msg->message, msg->wParam, msg->lParam);CClientDC dc(this);CRect rect;GetClientRect(&rect);CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0);int nColumnCount = pHeader->GetItemCount();CRect rectHead;pHeader->GetClientRect(&rectHead);// 画边框//CPen penBorder(PS_SOLID, 1, RGB(0, 66, 66));//CPen* pOldPen = dc->SelectObject(&penBorder);//dc.MoveTo(rect.left, rect.top );//dc.LineTo(rect.left, rect.bottom);//dc.MoveTo(rect.right - 1, rect.top );//dc.LineTo(rect.right - 1, rect.bottom)if ((GetStyle() & LVS_TYPEMASK) == LVS_REPORT){CPen penGrid;//penGrid.CreatePen(PS_SOLID, 1, RGB(0, 66, 66));//颜色penGrid.CreatePen(PS_SOLID, 1, RGB(48, 48, 48));//颜色CPen* oldPen = dc.SelectObject(&penGrid);int borderx = 0 - GetScrollPos(SB_HORZ);//画边框//dc.MoveTo(rect.right, rect.top);//dc.LineTo(rect.left, rect.top);//dc.MoveTo(rect.right, rect.bottom);//dc.LineTo(rect.left, rect.bottom);//dc.MoveTo(rect.left, rect.top);//dc.LineTo(rect.left, rect.bottom);//dc.MoveTo(rect.right, rect.top);//dc.LineTo(rect.right, rect.bottom);//取客户区域CRect item;int nHightPerLine = 18;if (GetItemRect(0, &item, LVIR_BOUNDS)){nHightPerLine = item.bottom - item.top;}//画纵向线for (int i = 0; i < nColumnCount; i++){borderx += GetColumnWidth(i);if (borderx > rect.right){break;}dc.MoveTo(borderx, rectHead.bottom);dc.LineTo(borderx, rect.bottom);}//画横向线for (int i = 0; i <= GetCountPerPage(); i++){dc.MoveTo(rect.left, rectHead.bottom + nHightPerLine * i + 1);dc.LineTo(borderx, rectHead.bottom + nHightPerLine * i + 1);}dc.SelectObject(penGrid);penGrid.DeleteObject();}}BOOL CListCtrlComboEx::OnNMDblclk(NMHDR *pNMHDR, LRESULT *pResult)
{// TODO: 在此添加控件通知处理程序代码*pResult = 0;NM_LISTVIEW* pNMListView=(NM_LISTVIEW*)pNMHDR;m_nRowDblClk=pNMListView->iItem;//m_row为被选中行的行序号（int类型成员变量）m_nColDblClk=pNMListView->iSubItem;//m_column为被选中行的列序号（int类型成员变量）return FALSE;
}BOOL CListCtrlComboEx::OnEraseBkgnd(CDC* pDC)
{// TODO: Add your message handler code here and/or call default//return CListCtrl::OnEraseBkgnd(pDC);return FALSE;
}
![[C语言]——函数递归](https://img-blog.csdnimg.cn/direct/6d85f5e62e7744a19af68a474989afd9.png)
