CListCtrl控件绘制OK*（精华）

最新推荐文章于 2021-09-05 20:33:26 发布

jemmy

最新推荐文章于 2021-09-05 20:33:26 发布

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CC 4.0 BY-SA版权

分类专栏： VC技术文章标签： list layout null internet header image

本文链接：https://blog.youkuaiyun.com/liujiannanit125/article/details/6249039

本文介绍了一个自定义的CListCtrl控件，通过CHeaderCtrl派生实现皮肤化的头部，支持排序功能。包括代码实现、布局设置和控件样式调整，适用于Windows桌面应用的界面美化。

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不过多数是参照别人的，希望希望熟练继续完善，非常的满意

先晒图，并做备份
CListCtrl控件绘制OK*（精华） - きたがって - msopengls House
代码如下：
SkinHeaderCtrl.h
#pragma once

enum
{
    _nSortNone = 0,
    _nSortUp,
    _nSortDown,

    _nSortCount = 3,
};

// CSkinHeaderCtrl

class CSkinHeaderCtrl : public CHeaderCtrl
{
    DECLARE_DYNAMIC(CSkinHeaderCtrl)

public:
    CSkinHeaderCtrl();
    virtual ~CSkinHeaderCtrl();
public:
    void SetItemSortState(int iItem, UINT sortState);
    UINT GetItemSortState(int iItem);

protected:
    DECLARE_MESSAGE_MAP()
    afx_msg LRESULT OnLayout(WPARAM wParam,LPARAM lParam);
private:
    void Init();
public:
    afx_msg void OnPaint();
    virtual void DoPaint(CDC *pDC);
protected:
    virtual void PreSubclassWindow();
public:
    afx_msg void OnHdnItemchanged(NMHDR *pNMHDR, LRESULT *pResult);
    afx_msg BOOL OnEraseBkgnd(CDC* pDC);
    virtual void DrawItem(LPDRAWITEMSTRUCT /*lpDrawItemStruct*/);
};
SkinHeaderCtrl.cpp
// SkinHeaderCtrl.cpp : implementation file
//

#include "stdafx.h"
#include "../YFileSys.h"
#include "SkinHeaderCtrl.h"
#include <atlbase.h>
#include <atlimage.h>

// CSkinHeaderCtrl

IMPLEMENT_DYNAMIC(CSkinHeaderCtrl, CHeaderCtrl)

CSkinHeaderCtrl::CSkinHeaderCtrl()
{

}

CSkinHeaderCtrl::~CSkinHeaderCtrl()
{
}

BEGIN_MESSAGE_MAP(CSkinHeaderCtrl, CHeaderCtrl)
    ON_MESSAGE(HDM_LAYOUT,OnLayout)
    ON_WM_PAINT()
    //ON_NOTIFY(HDN_ITEMCHANGEDA, 0, &CSkinHeaderCtrl::OnHdnItemchanged)
    //ON_NOTIFY(HDN_ITEMCHANGEDW, 0, &CSkinHeaderCtrl::OnHdnItemchanged)
    ON_WM_ERASEBKGND()
END_MESSAGE_MAP()

// CSkinHeaderCtrl message handlers
void CSkinHeaderCtrl::SetItemSortState(int iItem, UINT sortState)
{
    ASSERT(sortState == _nSortUp || sortState == _nSortUp || sortState == _nSortDown);
    ASSERT(m_hWnd != NULL && IsWindow(m_hWnd));

    int nItemCount = GetItemCount();
    ASSERT(iItem >= 0 && iItem < nItemCount);

    HDITEM hditem;
    hditem.mask = HDI_FORMAT;
    GetItem(iItem, &hditem);

    if (sortState == _nSortUp)
    {
        hditem.fmt &= ~HDF_SORTDOWN;
        hditem.fmt |= HDF_SORTUP;
    }
    else
    {
        hditem.fmt &= ~HDF_SORTUP;
        hditem.fmt |= HDF_SORTDOWN;
    }
    SetItem(iItem, &hditem);

    CRect rect;
    GetItemRect(iItem, &rect);
    InvalidateRect(&rect);
}

UINT CSkinHeaderCtrl::GetItemSortState(int iItem)
{
    ASSERT(m_hWnd != NULL && IsWindow(m_hWnd));
    int nItemCount = GetItemCount();
    ASSERT(iItem >= 0 && iItem < nItemCount);

    HDITEM hditem;
    hditem.mask = HDI_FORMAT;
    GetItem(iItem, &hditem);

    if (hditem.fmt & HDF_SORTUP)
    {
        return _nSortUp;
    }
    else if (hditem.fmt & HDF_SORTDOWN)
    {
        return _nSortDown;
    }
    else
    {
        return _nSortNone;
    }
}

LRESULT CSkinHeaderCtrl::OnLayout(WPARAM wParam,LPARAM lParam)
{
    LRESULT lResult = CHeaderCtrl::DefWindowProc(HDM_LAYOUT, 0, lParam);
    HD_LAYOUT &hdl = *(HD_LAYOUT *) lParam;
    RECT *prc = hdl.prc;
    WINDOWPOS *pwpos = hdl.pwpos;
    pwpos->cy = 22;
    prc->top = 22;
    return lResult;
}

void CSkinHeaderCtrl::Init()
{
    ModifyStyle(0, HDS_FLAT);
}

void CSkinHeaderCtrl::OnPaint()
{
    CPaintDC dc(this); // device context for painting
    DoPaint(&dc);
}

void CSkinHeaderCtrl::DoPaint(CDC *pDC)
{
    CRect rect, rcItem;
    GetClientRect(&rect);

    CDC memDC;
    CBitmap bmp;
    memDC.CreateCompatibleDC(pDC);
    bmp.CreateCompatibleBitmap(pDC,rect.Width(),rect.Height());
    memDC.SelectObject(&bmp);

    memDC.SetBkMode(TRANSPARENT);
    memDC.SetTextColor(RGB(220, 0, 0)); //设置头字体颜色
    memDC.SetStretchBltMode(HALFTONE);

    LOGFONT logfont;
    memset(&logfont, 0x0, sizeof(logfont));
    logfont.lfHeight = 12;
    logfont.lfWeight = FW_NORMAL;
    logfont.lfCharSet = GB2312_CHARSET;
    _tcscpy_s(logfont.lfFaceName, LF_FACESIZE, _T("宋体"));

    CFont font;
    font.CreateFontIndirect(&logfont);
    memDC.SelectObject(&font);

    // 填充背景
    CImage image;
    image.LoadFromResource(AfxGetResourceHandle(), IDB_BITMAP_LISTHEAD);
    image.Draw(memDC, rect);
    image.Destroy();

    int nItems = GetItemCount();
    for (int i = 0; i < nItems; ++i)
    {
        TCHAR buf[256];
        HDITEM