MFC控件重绘

MFC 各种控件重绘Tree、Button等

// ButtonEx.cpp : 实现文件
//

#include “stdafx.h“
#include “MySelfPaintControl.h“
#include “ButtonEx.h“


// CButtonEx

IMPLEMENT_DYNAMIC（CButtonEx CButton）

CButtonEx::CButtonEx（）
{
	m_bIsPressed = false;
	m_bIsFocused = false;
	m_bIsDisabled = false;
	m_hIcon = NULL;
	m_fontItem.CreateFont（
		18                        // nHeight
		0                         // nWidth
		0                         // nEscapement
		0                         // nOrientation
		FW_BOLD                   // nWeight
		FALSE                     // bItalic
		FALSE                     // bUnderline
		0                         // cStrikeOut
		ANSI_CHARSET			   // nCharSet
		OUT_DEFAULT_PRECIS        // nOutPrecision
		CLIP_DEFAULT_PRECIS       // nClipPrecision
		PROOF_QUALITY             // nQuality
		DEFAULT_PITCH | FF_SWISS  // nPitchAndFamily
		_T（“宋体“））;              // lpszFacename
}

CButtonEx::~CButtonEx（）
{
}

BEGIN_MESSAGE_MAP（CButtonEx CButton）
	ON_WM_CTLCOLOR（）
	ON_WM_ERASEBKGND（）
END_MESSAGE_MAP（）

void CButtonEx::DrawDottedLineRect（CDC* pDC CRect rcDraw）
{
	pDC->SetBkMode（TRANSPARENT）;
	CPen pen（PS_DOT 1 RGB（50 50 50））;
	CPen *pOldPen = pDC->Selectobject（&pen）;
	pDC->MoveTo（rcDraw.TopLeft（））;
	pDC->LineTo（rcDraw.right rcDraw.top）;
	pDC->LineTo（rcDraw.BottomRight（））;
	pDC->LineTo（rcDraw.left rcDraw.bottom）;
	pDC->LineTo（rcDraw.TopLeft（））;
	pDC->Selectobject（pOldPen）;
	pOldPen = NULL;
}

void CButtonEx::DrawIcon（CDC *pDC HICON hIcon CRect rect BOOL bIsDisabled/* = FALSE*/）
{
	if （!hIcon）
		return;
	int nSize = 24;
	BOOL		bRetValue;
	ICONINFO	iInfo;
	::ZeroMemory（&iInfo sizeof（ICONINFO））;
	bRetValue = ::GetIconInfo（hIcon &iInfo）;
	if （bRetValue）
	{
		nSize = iInfo.xHotspot * 2;
	}
	CRect rc = rect;
	rc.left += 8;
	int nHoffset = rc.Height（） - nSize;
	CRect rcIcon;
	if （nHoffset > 0）
	{
		rcIcon.left = rc.left;
		rcIcon.top = rc.top + nHoffset / 2;
		rcIcon.right = rc.left + nSize + 2;
		rcIcon.bottom = rc.bottom - nHoffset / 2;
	}
	else
	{
		rcIcon.left = rc.left;
		rcIcon.top = rc.top;
		rcIcon.right = rc.left + nSize + 2;
		rcIcon.bottom = rc.bottom;
	}
	pDC->DrawState（rcIcon.TopLeft（） rcIcon.Size（） hIcon bIsDisabled? DSS_DISABLED:DSS_NORMAL （CBrush*）NULL）;
}

void CButtonEx::SetIcon（int nIcon）
{
	if （m_hIcon）
		::DestroyIcon（m_hIcon）;
	m_hIcon = （HICON）::LoadImage（AfxGetInstanceHandle（） MAKEINTRESOURCE（nIcon） IMAGE_ICON 16 16 0）;
	Invalidate（）;
}

// CButtonEx 消息处理程序
HBRUSH CButtonEx::OnCtlColor（CDC* pDC CWnd* pWnd UINT nCtlColor）
{
	HBRUSH hbr = CButton::OnCtlColor（pDC pWnd nCtlColor）;

	// TODO:  在此更改 DC 的任何特性
	return （HBRUSH）::GetStockobject（NULL_BRUSH）;
	// TODO:  如果默认的不是所需画笔，则返回另一个画笔
	return hbr;
}

BOOL CButtonEx::OnEraseBkgnd（CDC* pDC）
{
	// TODO: 在此添加消息处理程序代码和/或调用默认值
	return TRUE;
	return CButton::OnEraseBkgnd（pDC）;
}

void CButtonEx::DrawItem（LPDRAWITEMSTRUCT lpDrawItemStruct）
{
	// TODO:  添加您的代码以绘

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件     462336  2020-08-27 10:30  MySelfPaintControl\Exe\Win32\Debug\MySelfPaintControl.exe

     文件    2872804  2020-08-27 10:30  MySelfPaintControl\Exe\Win32\Debug\MySelfPaintControl.ilk

     文件    5222400  2020-08-27 10:32  MySelfPaintControl\Exe\Win32\Debug\MySelfPaintControl.pdb

     文件     711168  2020-09-27 09:28  MySelfPaintControl\Exe\x64\Debug\MySelfPaintControl.exe

     文件    4548132  2020-09-27 09:28  MySelfPaintControl\Exe\x64\Debug\MySelfPaintControl.ilk

     文件    5697536  2020-09-27 09:28  MySelfPaintControl\Exe\x64\Debug\MySelfPaintControl.pdb

     文件       6042  2020-08-29 11:27  MySelfPaintControl\MySelfPaintControl\ButtonEx.cpp

     文件        810  2020-08-28 15:02  MySelfPaintControl\MySelfPaintControl\ButtonEx.h

     文件       7865  2020-09-27 09:27  MySelfPaintControl\MySelfPaintControl\CheckBox.cpp

     文件       1767  2020-08-26 14:39  MySelfPaintControl\MySelfPaintControl\CheckBox.h

     文件       1097  2020-09-14 16:25  MySelfPaintControl\MySelfPaintControl\DlgPage1.cpp

     文件        518  2020-09-14 16:26  MySelfPaintControl\MySelfPaintControl\DlgPage1.h

     文件       1097  2020-09-14 16:25  MySelfPaintControl\MySelfPaintControl\DlgPage2.cpp

     文件        518  2020-09-14 16:26  MySelfPaintControl\MySelfPaintControl\DlgPage2.h

     文件       1097  2020-09-14 16:25  MySelfPaintControl\MySelfPaintControl\DlgPage3.cpp

     文件        518  2020-09-14 16:26  MySelfPaintControl\MySelfPaintControl\DlgPage3.h

     文件      31411  2020-08-22 08:56  MySelfPaintControl\MySelfPaintControl\GDIPlusEx.cpp

     文件      14732  2020-08-22 09:00  MySelfPaintControl\MySelfPaintControl\GDIPlusEx.h

     文件       7603  2020-08-28 09:22  MySelfPaintControl\MySelfPaintControl\MenuEx.cpp

     文件       2503  2020-08-28 09:16  MySelfPaintControl\MySelfPaintControl\MenuEx.h

     文件       4076  2020-09-15 10:53  MySelfPaintControl\MySelfPaintControl\MFCPropertyGridCtrlEx.cpp

     文件        642  2020-09-15 10:48  MySelfPaintControl\MySelfPaintControl\MFCPropertyGridCtrlEx.h

     文件       2768  2020-09-14 15:44  MySelfPaintControl\MySelfPaintControl\MFCTabCtrlEx.cpp

     文件        566  2020-09-14 15:43  MySelfPaintControl\MySelfPaintControl\MFCTabCtrlEx.h

     文件      18431  2020-08-25 10:33  MySelfPaintControl\MySelfPaintControl\MyComboBox.cpp

     文件       3811  2020-09-07 16:46  MySelfPaintControl\MySelfPaintControl\MyComboBox.h

     文件      11675  2020-08-27 14:22  MySelfPaintControl\MySelfPaintControl\MyMenu.cpp

     文件       2759  2020-08-27 14:22  MySelfPaintControl\MySelfPaintControl\MyMenu.h

     文件     152304  2020-09-27 08:53  MySelfPaintControl\MySelfPaintControl\MySelfPaintControl.aps

     文件       2627  2020-08-21 08:35  MySelfPaintControl\MySelfPaintControl\MySelfPaintControl.cpp

............此处省略55个文件信息