www.pudn.com > CA.rar > ColorListBox.cpp

// ColorListBox.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "UsbKey.h" 
#include "ColorListBox.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CColorListBox 
 
CColorListBox::CColorListBox() 
{ 
} 
 
CColorListBox::~CColorListBox() 
{ 
} 
 
 
BEGIN_MESSAGE_MAP(CColorListBox, CListBox) 
	//{{AFX_MSG_MAP(CColorListBox) 
		// NOTE - the ClassWizard will add and remove mapping macros here. 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CColorListBox message handlers 
 
void CColorListBox::DrawItem(LPDRAWITEMSTRUCT lpDIS)  
{ 
	// TODO: Add your code to draw the specified item 
	if ((int)lpDIS->itemID < 0) 
		return;  
 
	CDC* pDC = CDC::FromHandle(lpDIS->hDC); 
 
	COLORREF crText; 
	CString sText; 
	COLORREF crNorm; 
	HICON icon; 
	switch(lpDIS->itemData) 
	{ 
		case M_OK: 
			crNorm=RGB(0,128,0); 
			icon=AfxGetApp()->LoadIcon(IDI_ICON_OK); 
			break; 
		case M_ERROR: 
			crNorm=RGB(255,0,0); 
			icon=AfxGetApp()->LoadIcon(IDI_ICON_ERROR); 
			break; 
		case M_WARING: 
			crNorm=RGB(0,0,255); 
			icon=AfxGetApp()->LoadIcon(IDI_ICON_WARING); 
			break; 
	} 
 
 
	// 字符串颜色 
	COLORREF crHilite = RGB(255-GetRValue(crNorm), 255-GetGValue(crNorm), 255-GetBValue(crNorm)); 
	CRect rectBK(lpDIS->rcItem.left+22,lpDIS->rcItem.top,lpDIS->rcItem.right+18,lpDIS->rcItem.bottom); 
 
 
	// 如果被选中，使用高亮色会矩形 
	if ((lpDIS->itemState & ODS_SELECTED) && 
		 (lpDIS->itemAction & (ODA_SELECT | ODA_DRAWENTIRE))) 
	{ 
		CBrush brush(crNorm); 
		pDC->FillRect(rectBK, &brush); 
	} 
 
	// 如果取消选中，恢复 
	if (!(lpDIS->itemState & ODS_SELECTED) &&	(lpDIS->itemAction & ODA_SELECT)) 
	{ 
		CBrush brush(::GetSysColor(COLOR_WINDOW)); 
		pDC->FillRect(rectBK, &brush); 
	}	 	 
 
	// 绘制焦点矩形 
	if ((lpDIS->itemAction & ODA_FOCUS) && (lpDIS->itemState & ODS_FOCUS)) 
		pDC->DrawFocusRect(&lpDIS->rcItem);  
 
	// 取消焦点矩形 
	if ((lpDIS->itemAction & ODA_FOCUS) &&	!(lpDIS->itemState & ODS_FOCUS)) 
		pDC->DrawFocusRect(&lpDIS->rcItem);  
 
 
	// 透明背景 
	int nBkMode = pDC->SetBkMode(TRANSPARENT); 
 
	 
	if (lpDIS->itemData)		 
	{ 
		if (lpDIS->itemState & ODS_SELECTED) 
			crText = pDC->SetTextColor(crHilite); 
		else if (lpDIS->itemState & ODS_DISABLED) 
			crText = pDC->SetTextColor(::GetSysColor(COLOR_GRAYTEXT)); 
		else 
			crText = pDC->SetTextColor(crNorm); 
	} 
	 
	else 
	{ 
		if (lpDIS->itemState & ODS_SELECTED) 
			crText = pDC->SetTextColor(::GetSysColor(COLOR_HIGHLIGHTTEXT)); 
		else if (lpDIS->itemState & ODS_DISABLED) 
			crText = pDC->SetTextColor(::GetSysColor(COLOR_GRAYTEXT)); 
		else 
			crText = pDC->SetTextColor(::GetSysColor(COLOR_WINDOWTEXT)); 
	} 
 
 
	// 显示字符串 
	GetText(lpDIS->itemID, sText); 
	CRect rect = lpDIS->rcItem; 
 
	// 字符格式 
	UINT nFormat = DT_LEFT | DT_SINGLELINE | DT_VCENTER; 
	if (GetStyle() & LBS_USETABSTOPS) 
		nFormat |= DT_EXPANDTABS; 
	 
 
	pDC->DrawText(sText, -1, &rectBK, nFormat | DT_CALCRECT&DT_CENTER); 
	pDC->DrawText(sText, -1, &rectBK, nFormat); 
	DrawIconEx(lpDIS->hDC,rect.left+2,rect.top+1,icon,16,16,0,NULL, DI_NORMAL | DI_COMPAT); 
	pDC->SetTextColor(crText);  
	pDC->SetBkMode(nBkMode);		 
} 
 
void CColorListBox::MeasureItem(LPMEASUREITEMSTRUCT lpMeasureItemStruct)  
{ 
	// TODO: Add your code to determine the size of specified item 
	//设置每一项的高度 
	lpMeasureItemStruct->itemHeight = ::GetSystemMetrics(SM_CYMENU); 
	 
} 
 
int CColorListBox::AddMsg(CString lpszItem,DWORD info) 
{ 
	int nItem = AddString(lpszItem); 
	if (nItem >= 0) 
		SetItemData(nItem,info); 
	int numList=GetCount()-1; 
	SetTopIndex(numList); 
	SetCurSel(numList); 
	//水平滚动 
	int max_width=0; 
	CSize sz; 
	CClientDC dc(this); 
	for(int i=0;i