repos_ecs/其他2015后/MFC虚拟表技术应用Demo/DlgTest.cpp

// DlgTest.cpp : implementation file
//

#include "stdafx.h"

#include "test_list_control.h"
#include "DlgTest.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDlgTest dialog

CDlgTest::CDlgTest(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgTest::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgTest)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_LabelCount=0;
}

CDlgTest::~CDlgTest()
{
	m_arLabels.RemoveAll();
}

void CDlgTest::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgTest)
	DDX_Control(pDX, IDC_LIST2, m_List2);
	DDX_Control(pDX, IDC_LIST1, m_List);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDlgTest, CDialog)
	//{{AFX_MSG_MAP(CDlgTest)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_ADD, OnAdd)
	ON_NOTIFY(LVN_GETDISPINFO, IDC_LIST1, GetDispInfo)
	ON_NOTIFY(LVN_COLUMNCLICK, IDC_LIST1, OnColClick)
	ON_NOTIFY(LVN_ODFINDITEM, IDC_LIST1, OnOdfinditem)
	ON_BN_CLICKED(IDC_ADD2, OnAdd2Normal)
	ON_NOTIFY(LVN_COLUMNCLICK, IDC_LIST2, OnColClick2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgTest message handlers

BOOL CDlgTest::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// Insert the columns.
	CString Header;
	int arColWidth[]={80,100};
	int iNumCols = 2;
	for(int i=0; i<iNumCols; i++)
	{
		Header.LoadString(IDS_LISTCOL+i);
		m_List.InsertColumn(i,Header,LVCFMT_LEFT,arColWidth[i]);
		m_List2.InsertColumn(i,Header,LVCFMT_LEFT,arColWidth[i]);
	}

	// Configure the break icon array.
	m_ImageList.Create(16, 16, ILC_COLOR4, 3, 1);
	m_ImageList.Add(::AfxGetApp()->LoadIcon(IDI_BP_ENABLED));
	m_ImageList.Add(::AfxGetApp()->LoadIcon(IDI_BP_DISABLED));
	m_ImageList.Add(::AfxGetApp()->LoadIcon(IDI_BP_NONE));
	m_List.SetImageList(&m_ImageList, LVSIL_SMALL);

	// Configure the look & feel.
	//const int LVS_EX_LABELTIP = 0x00004000;
	m_List.SetExtendedStyle(LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES | LVS_EX_LABELTIP);
	m_List2.SetExtendedStyle(LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES | LVS_EX_LABELTIP);

	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CDlgTest::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CDlgTest::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

/**************************************************************************
 Code for virtual list control.
 *************************************************************************/

void CDlgTest::OnAdd() 
{
	// Fill class data from dialog.
	UpdateData(TRUE);

	// Define a set of pseudo fn names for example.
	char* pszNames[] = {"main","_main","Startup","Fn1","Fn2"};

	CString strText;
//	DWORD start=GetTickCount();
	int i;
	
	::AfxGetApp()->DoWaitCursor(1);

	// Reset column headers (clear sort order ^).
	LVCOLUMN Col;
	Col.mask=LVCF_TEXT;
	for(i=0; i<2; i++)
	{
		strText.LoadString(IDS_LISTCOL+i);

		Col.pszText=strText.GetBuffer(strText.GetLength()+1);
		Col.cchTextMax=strText.GetLength()+1;
		m_List.SetColumn(i, &Col);
		strText.ReleaseBuffer();
	}
		
	// Clear and reset the label array.
	m_arLabels.RemoveAll();
	m_arLabels.SetSize( 5000, 1000 );

	// Add the 50,000 items.
	CLabelItem Label;
	for(i=0; i<50000; i++)
	{
		Label.m_strText=pszNames[i%5];
		Label.m_Addr=((DWORD)100-(i<<1));
		m_arLabels.SetAtGrow(i, Label);
	}
	m_LabelCount=i;

	// Tell the list box to update itself.
	m_List.SetItemCountEx(m_LabelCount);
	m_List.Invalidate();

	::AfxGetApp()->DoWaitCursor(0);

//	strText.Format("Time to complete fill was:\n%li ticks", GetTickCount()-start);
//	::AfxMessageBox(strText);
}

void CDlgTest::GetDispInfo(NMHDR* pNMHDR, LRESULT* pResult) 
{
	LV_DISPINFO* pDispInfo = (LV_DISPINFO*)pNMHDR;
	LV_ITEM* pItem= &(pDispInfo)->item;
	CLabelItem rLabel = m_arLabels.ElementAt(pItem->iItem);

	if (pItem->mask & LVIF_TEXT) //valid text buffer?
	{
		// then display the appropriate column
		switch(pItem->iSubItem)
		{
		case 0:
			lstrcpy(pItem->pszText, rLabel.m_strText);
			break;
		case 1:
			sprintf(pItem->pszText, "0x%08LX", rLabel.m_Addr);
			break;
		default:
			ASSERT(0);
			break;
		}
	}

	if (pItem->mask & LVIF_IMAGE)
	{
		// then display the appropriate column
		switch(pItem->iSubItem)
		{
		case 0:
			{
/*			long index;
			BOOL iBPState
			BPMgr.Find(rLabel.m_Addr, &index, &iBPState);
			*/
			switch(rLabel.m_Addr)
			{
			case 0x00000004:
				pItem->iImage = 0;
				break;
			case 0x00000006:
				pItem->iImage = 1;
				break;
			default:
				pItem->iImage = 2;
				break;
			}
			}
			break;
		default:
			ASSERT(0);
			break;
		}
	}
	
	*pResult = 0;
}

// This function is called when the column headers are clicked.
// (The event occurs on the mouseup event.)
// Sort the array by the appropriate column contents.
//
void CDlgTest::OnColClick(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
	LVCOLUMN Col;
	CString ColName;

	// Set text only.
	Col.mask=LVCF_TEXT;

	// Reset the header columns (to indicate the sort order).
	for(int i = 0; i < 2; i++)
	{
		if( i == pNMListView->iSubItem)
		{
			ColName.LoadString(IDS_LISTCOLSEL + i);
			SortByCol(i);
		}
		else
			ColName.LoadString(IDS_LISTCOL + i);

		Col.pszText=ColName.GetBuffer(ColName.GetLength()+1);
		Col.cchTextMax=ColName.GetLength()+1;
		m_List.SetColumn(i, &Col);
		ColName.ReleaseBuffer();
	}

	// Redraw the list.
	m_List.Invalidate();

	*pResult = 0;
}

//////////////////////////////////////////////////////////////////////////////
// Compares two label items by their public data members.
// Used by qsort algorithm.
// Must return:
//  < 0   elem1 > elem2 
//    0   elem1 = elem2 
//  > 0   elem1 < elem2 
//
int __cdecl CompareByLabelName(const void *elem1, const void *elem2)
{
        CLabelItem *p1 = (CLabelItem*)elem1;
        CLabelItem *p2 = (CLabelItem*)elem2;
        return strcmp(p1->m_strText,p2->m_strText);
}
int __cdecl CompareByLabelAddr(const void *elem1, const void *elem2)
{
        CLabelItem *p1 = (CLabelItem*)elem1;
        CLabelItem *p2 = (CLabelItem*)elem2;
		if(p1->m_Addr == p2->m_Addr) return 0;
		if(p1->m_Addr > p2->m_Addr) return 1;
        return -1;
}
void CDlgTest::SortByCol(const int ColIndex)
{
	switch(ColIndex)
	{
	case 0:	// Name - this is relatively slow, so show an hourglass.
		::AfxGetApp()->DoWaitCursor(TRUE);
		qsort( static_cast<void*>(&m_arLabels[0]), m_LabelCount, sizeof(CLabelItem), CompareByLabelName );
		::AfxGetApp()->DoWaitCursor(FALSE);
		break;
	case 1:	// Address.
		qsort( static_cast<void*>(&m_arLabels[0]), m_LabelCount, sizeof(CLabelItem), CompareByLabelAddr );
		break;
	default:
		ASSERT(0);
		break;
	}
}

// Handle the quick key event.
//  Move to the next item starting with the pressed key.
//  Searches from the current item + 1 to the end, then starts from 0 to the current item.
//
void CDlgTest::OnOdfinditem(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NMLVFINDITEM* pFindInfo = (NMLVFINDITEM*)pNMHDR;
	LVFINDINFO FindItem = pFindInfo->lvfi;

	int i;
	if(FindItem.flags & LVFI_STRING)
	{
		TCHAR chKeyL = FindItem.psz[0];
		TCHAR chKeyH = _toupper(FindItem.psz[0]);;

		// Search to end.
		for( i = pFindInfo->iStart; i < m_LabelCount; i++ )
		{
			if(		( chKeyL == m_arLabels[i].m_strText[0] )
				||	( chKeyH == m_arLabels[i].m_strText[0] )
				)
			{
				*pResult = i;
				return;
			}
		}

		// Search from 0 to start.
		for( i = 0; i < pFindInfo->iStart; i++ )
		{
			if(		( chKeyL == m_arLabels[i].m_strText[0] )
				||	( chKeyH == m_arLabels[i].m_strText[0] )
				)
			{
				*pResult = i;
				return;
			}
		}
	}

	*pResult = -1;	// Default action.
}

/**************************************************************************
 Code for normal list control.
 *************************************************************************/
void CDlgTest::OnAdd2Normal() 
{
	// Fill class data from dialog.
	UpdateData(TRUE);

	// Define a set of pseudo fn names for example.
	char* pszNames[] = {"main","_main","Startup","Fn1","Fn2"};

	CString strText;
//	DWORD start=GetTickCount();
	int i;

	::AfxGetApp()->DoWaitCursor(1);

	// Reset column headers (clear sort order ^).
	LVCOLUMN Col;
	Col.mask=LVCF_TEXT;
	for(i=0; i<2; i++)
	{
		strText.LoadString(IDS_LISTCOL+i);

		Col.pszText=strText.GetBuffer(strText.GetLength()+1);
		Col.cchTextMax=strText.GetLength()+1;
		m_List.SetColumn(i, &Col);
		strText.ReleaseBuffer();
	}

	// Clear and reset the list control content.
	m_List2.DeleteAllItems();

	// Add the 50,000 items.
	CString strAddr;
	int index;
	for(i=0; i<50000; i++)
	{
		index=m_List2.InsertItem(i, pszNames[i%5]);
		if(-1!=index)
		{
			strAddr.Format("0x%08lX", 100-(i<<1) );
			m_List2.SetItemText(index, 1, strAddr);
			m_List2.SetItemData(index, index);	// Needed for sort algorithm.
		}
	}

	::AfxGetApp()->DoWaitCursor(0);

//	strText.Format("Time to complete fill was:\n%li ticks", GetTickCount()-start);
//	::AfxMessageBox(strText);
}

void CDlgTest::OnColClick2(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;

	LVCOLUMN Col;
	CString ColName;

	// Set text only.
	Col.mask=LVCF_TEXT;

	// Reset the header columns (to indicate the sort order).
	for(int i = 0; i < 2; i++)
	{
		if( i == pNMListView->iSubItem)
		{
			ColName.LoadString(IDS_LISTCOLSEL + i);
			Sort2ByCol(i);
		}
		else
			ColName.LoadString(IDS_LISTCOL + i);

		Col.pszText=ColName.GetBuffer(ColName.GetLength()+1);
		Col.cchTextMax=ColName.GetLength()+1;
		m_List2.SetColumn(i, &Col);
		ColName.ReleaseBuffer();
	}

	// Redraw the list.
	m_List2.Invalidate();
	
	*pResult = 0;
}
int CALLBACK Compare2ByLabelName(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort)
{
	CListCtrl* pListCtrl = (CListCtrl*) lParamSort;
	CString    strItem1 = pListCtrl->GetItemText(lParam1, 0);
	CString    strItem2 = pListCtrl->GetItemText(lParam2, 0);
    return strcmp(strItem2, strItem1);
}
int CALLBACK Compare2ByLabelAddr(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort)
{
	CListCtrl* pListCtrl = (CListCtrl*) lParamSort;
	DWORD Addr1 = (DWORD)strtoul(pListCtrl->GetItemText(lParam1, 1),NULL,16);
	DWORD Addr2 = (DWORD)strtoul(pListCtrl->GetItemText(lParam2, 1),NULL,16);

	if(Addr1 == Addr2) return 0;
	if(Addr1 > Addr2) return 1;
    return -1;
}
void CDlgTest::Sort2ByCol(const int ColIndex)
{
	switch(ColIndex)
	{
	case 0:	// Name - this is relatively slow, so show an hourglass.
		::AfxGetApp()->DoWaitCursor(TRUE);
		m_List2.SortItems( Compare2ByLabelName, (DWORD)&m_List2 );
		::AfxGetApp()->DoWaitCursor(FALSE);
		break;
	case 1:	// Address.
		::AfxGetApp()->DoWaitCursor(TRUE);
		m_List2.SortItems( Compare2ByLabelAddr, (DWORD)&m_List2 );
		::AfxGetApp()->DoWaitCursor(FALSE);
		break;
	default:
		ASSERT(0);
		break;
	}
}