634 lines
16 KiB
C++
634 lines
16 KiB
C++
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#include "stdafx.h"
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#include "source.h"
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#include "lcsource.h"
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#include "regkey.h"
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#include "source.h"
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#include "utils.h"
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#include "globals.h"
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#include "busy.h"
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#include "trapreg.h"
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/////////////////////////////////////////////////////////////////////////////
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// CLcSource
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CLcSource::CLcSource()
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{
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}
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CLcSource::~CLcSource()
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{
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}
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//***************************************************************************
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//
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// CLcSource::AddMessage
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//
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// Add a message to the list control. This sets the text for each column in
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// the list view and sets the lParam field of the list-view item to pMessage.
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//
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//
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// Parameters:
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// CMessage* pMessage
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//
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// Returns:
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// Nothing.
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//
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// Status:
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//
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//***************************************************************************
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void CLcSource::AddMessage(CXMessage* pMessage)
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{
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CString sText;
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pMessage->GetShortId(sText);
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// Insert a new item into this list control.
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LV_ITEM lvitem;
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lvitem.mask = LVIF_TEXT | LVIF_PARAM;
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lvitem.iSubItem = ICOL_LcSource_EVENTID;
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lvitem.cchTextMax = MAX_STRING;
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lvitem.lParam = (LPARAM)pMessage;
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lvitem.pszText = (LPTSTR)(LPCTSTR)sText;
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int nItem = InsertItem(&lvitem);
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if (nItem >= 0)
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{
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CXEventSource* pEventSource = pMessage->m_pEventSource;
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// Now set the string value for each sub-item.
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pMessage->GetSeverity(sText);
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SetItemText(nItem, ICOL_LcSource_SEVERITY, (LPTSTR)(LPCTSTR) sText);
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pMessage->IsTrapping(sText);
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SetItemText(nItem, ICOL_LcSource_TRAPPING, (LPTSTR)(LPCTSTR)sText);
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SetItemText(nItem, ICOL_LcSource_DESCRIPTION, (LPTSTR)(LPCTSTR) pMessage->m_sText);
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}
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}
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//*******************************************************************
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// CXMessageArray::SetDescriptionWidth
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//
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// Set the width of the description field so that it is wide enough to
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// hold the widest message.
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//
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// Parameters:
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// CXMessageArray& aMessages
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// The message array that will be used to fill the list control.
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//
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// Returns:
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// Nothing.
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//
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//*******************************************************************
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void CLcSource::SetDescriptionWidth(CXMessageArray& aMessages)
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{
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LONG cxWidestMessage = CX_DEFAULT_DESCRIPTION_WIDTH;
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LONG nMessages = aMessages.GetSize();
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for (LONG iMessage = 0; iMessage < nMessages; ++iMessage) {
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CXMessage* pMessage = aMessages[iMessage];
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int cx = GetStringWidth(pMessage->m_sText);
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if (cx > cxWidestMessage) {
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cxWidestMessage = cx;
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}
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}
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// Set the column width to the width of the widest string plus a little extra
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// space for slop and to make it obvious to the user that the complete string
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// is displayed.
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SetColumnWidth(ICOL_LcSource_DESCRIPTION, cxWidestMessage + CX_DESCRIPTION_SLOP);
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}
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//***************************************************************************
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//
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// CLcSource::LoadMessages
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//
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// Load the messages from the message library module and insert them into
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// this list control.
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//
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// Parameters:
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// CMessage* pMessage
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//
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// Returns:
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// Nothing.
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//
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// Status:
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//
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//***************************************************************************
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SCODE CLcSource::SetEventSource(CXEventSource* pEventSource)
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{
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CBusy busy;
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DeleteAllItems();
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if (pEventSource == NULL) {
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return S_OK;
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}
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UpdateWindow();
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//!!!CR: Should do something with the return code in case the
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//!!!CR: messages weren't loaded.
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SCODE sc = pEventSource->LoadMessages();
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// Iterate through each of the messages and insert them into
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// the list control.
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CXMessageArray& aMessages = pEventSource->m_aMessages;
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// Set the width of the description field so that it is wide enough to contain
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// the widest message.
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SetDescriptionWidth(aMessages);
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LONG nMessages = aMessages.GetSize();
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for (LONG iMessage=0; iMessage < nMessages; ++iMessage) {
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if ((iMessage < 40 && (iMessage % 10 == 9)) ||
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(iMessage % 100 == 99)) {
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// Update the window often for the first few messages and less frequently
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// thereafter for a good response time.
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UpdateWindow();
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}
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AddMessage(aMessages[iMessage]);
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}
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SortItems(ICOL_LcSource_EVENTID);
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SetRedraw(TRUE);
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UpdateWindow();
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EnsureVisible(0, FALSE);
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if (GetSize())
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SetItemState(0, LVIS_SELECTED, LVIS_SELECTED);
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return S_OK;
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}
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BEGIN_MESSAGE_MAP(CLcSource, CListCtrl)
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//{{AFX_MSG_MAP(CLcSource)
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CLcSource message handlers
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//***************************************************************************
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//
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// CLcSource::CreateWindowEpilogue()
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//
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// This method is called after a window has been created for this list
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// control. Final initialization is done here.
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//
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// Parameters:
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// None.
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//
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// Returns:
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// SCODE
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// S_OK if the initialization was successful, otherwise E_FAIL.
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//
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// Status:
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//
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//***************************************************************************
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SCODE CLcSource::CreateWindowEpilogue()
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{
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ListView_SetExtendedListViewStyle(m_hWnd, LVS_EX_FULLROWSELECT);
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SetColumnHeadings();
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return S_OK;
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}
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//***************************************************************************
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//
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// CLcSource::SetColumnHeadings
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//
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// Define's the columns for this list control. The column title, width, and
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// order is defined here.
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//
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// Parameters:
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// None.
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//
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// Returns:
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// Nothing.
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//
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// Status:
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//
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//***************************************************************************
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void CLcSource::SetColumnHeadings()
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{
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static UINT auiResColumnTitle[ICOL_LcSource_MAX] = {
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IDS_LcSource_TITLE_EVENT_ID,
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IDS_LcSource_TITLE_SEVERITY,
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IDS_LcSource_TITLE_TRAPPING,
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IDS_LcSource_TITLE_DESCRIPTION
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};
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static int aiColWidth[ICOL_LcSource_MAX] = {60, 75, 60, CX_DEFAULT_DESCRIPTION_WIDTH};
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// Build the columns in the AllEventsList control.
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LV_COLUMN lvcol;
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lvcol.mask = LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;
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for (int iCol=0; iCol<ICOL_LcSource_MAX; ++iCol)
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{
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CString sColTitle;
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sColTitle.LoadString(auiResColumnTitle[iCol]);
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lvcol.pszText = sColTitle.GetBuffer(sColTitle.GetLength());
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lvcol.iSubItem = iCol;
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lvcol.cx = aiColWidth[iCol];
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InsertColumn(iCol, &lvcol);
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sColTitle.ReleaseBuffer();
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}
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}
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//******************************************************************
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// CLcSource::Find
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//
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// Find the specified event source in this list control.
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//
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// Parameters:
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// CString& sText
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// A string containing the text to search for.
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//
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// BOOL bWholeWord
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// TRUE if this is a "whole word" search. False if it
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// is OK to match a partial word.
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//
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// BOOL bMatchCase
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// TRUE if a case-sensitive comparison should be used.
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//
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// Returns:
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// BOOL
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// TRUE if the string was found, FALSE otherwise. If the specified
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// text is found, then the selection is set on the corresponding
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// list control item, the item is scrolled into view and the focus
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// is set on the item.
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//
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//******************************************************************
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BOOL CLcSource::Find(CString sText, BOOL bWholeWord, BOOL bMatchCase)
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{
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// Don't do anything if the list is empty.
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if (GetSize() == 0)
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return FALSE;
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if (!bMatchCase)
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sText.MakeUpper();
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// Get the selected item.
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LONG iItem = GetNextItem(-1, LVNI_SELECTED);
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// Nothing selected; start from the top of the list.
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if (iItem == -1)
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iItem = 0;
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// Iterate through all of the items starting at one item past
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// the currently selected item.
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CXMessage* pMessage;
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CString sDescription;
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BOOL bFound = FALSE;
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LONG nItems = GetSize();
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LONG iItemStart = iItem;
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for (long i=0; !bFound && i<nItems; ++i) {
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// Bump the item index to the next one and wrap it if its past the
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// last item.
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iItem = (iItem + 1) % nItems;
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// Get the message description for this item.
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pMessage = GetAt(iItem);
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sDescription = pMessage->m_sText;
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if (!bMatchCase)
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sDescription.MakeUpper();
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if (bWholeWord) {
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// Compare the whole word.
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bFound = (FindWholeWord(sText, sDescription) != -1);
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}
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else {
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// Look for a substring.
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if (sDescription.Find(sText) >= 0)
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bFound = TRUE;
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}
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}
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// Found a match.
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if (bFound)
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{
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// Unselect the selected item and select the found item.
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SetItemState(iItemStart, 0, LVIS_SELECTED | LVIS_FOCUSED);
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SetItemState(iItem, LVIS_SELECTED | LVIS_FOCUSED, LVIS_SELECTED | LVIS_FOCUSED);
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EnsureVisible(iItem, FALSE);
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return TRUE;
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}
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return FALSE;
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}
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//***************************************************************************
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//
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// fnCompareCLcSource
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//
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// This the item comparison callback method that is called from CLcSource::SortItems.
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//
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// Parameters:
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// LPARAM lParam1
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// This is the lparam for the first item to compare. This is a pointer to
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// the associated CMessage object.
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//
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// LPARAM lParam2
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// This is the lparam for the second item to compare. This is a pointer to
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// the associated CMessage object.
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//
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// LPARAM lColumn
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// This is the second parameter that was passed to CListCtrl::SortItems. This
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// happens to be the list control column index.
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//
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// Returns:
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// Nothing.
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//
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// Status:
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//
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//***************************************************************************
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int CALLBACK fnCompareCLcSource(LPARAM lParam1, LPARAM lParam2, LPARAM lColumn)
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{
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// !!!CR: The LPARAM parameters are not event pointers in all cases because
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// !!!CR: each subitem has its own LPARAM. What should I do?
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CXMessage *pmsg1 = (CXMessage *)lParam1;
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CXMessage *pmsg2 = (CXMessage *)lParam2;
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int nResult = 0;
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CString s1, s2;
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if (pmsg1 && pmsg2)
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{
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switch( lColumn)
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{
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case ICOL_LcSource_EVENTID:
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nResult = ((LONG) pmsg1->GetShortId()) - ((LONG)pmsg2->GetShortId());
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break;
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case ICOL_LcSource_SEVERITY:
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pmsg1->GetSeverity(s1);
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pmsg2->GetSeverity(s2);
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nResult = lstrcmpi(s1, s2);
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break;
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case ICOL_LcSource_TRAPPING:
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pmsg1->IsTrapping(s1);
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pmsg2->IsTrapping(s2);
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nResult = lstrcmpi(s1, s2);
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break;
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case ICOL_LcSource_DESCRIPTION:
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nResult = lstrcmpi(pmsg1->m_sText, pmsg2->m_sText);
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break;
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default:
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ASSERT(FALSE);
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nResult = 0;
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break;
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}
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}
|
||
|
|
|
||
|
|
if (!g_abLcSourceSortAscending[lColumn]) {
|
||
|
|
if (nResult > 0) {
|
||
|
|
nResult = -1;
|
||
|
|
}
|
||
|
|
else if (nResult < 0) {
|
||
|
|
nResult = 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return(nResult);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// CLcSource::SortItems
|
||
|
|
//
|
||
|
|
// Sort the items in this list control given the column index. This method
|
||
|
|
// hides all details about the sort implementation from this class's clients.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// DWORD dwColumn
|
||
|
|
// The column to use as the sort key.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// Nothing.
|
||
|
|
//
|
||
|
|
// Status:
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
void CLcSource::SortItems(DWORD dwColumn)
|
||
|
|
{
|
||
|
|
CListCtrl::SortItems(fnCompareCLcSource, dwColumn);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// CLcSource::GetSelectedMessages
|
||
|
|
//
|
||
|
|
// Fill a message array with pointers to the messages that correspond to
|
||
|
|
// the selected items in this list control.
|
||
|
|
//
|
||
|
|
// Note: This list control continues to own the returned pointers. The
|
||
|
|
// caller should not delete them.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// CMessageArray& amsg
|
||
|
|
// The message array where the pointers to the selected messages are
|
||
|
|
// returned.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// The message array is filled with pointers to the selected messages. Do
|
||
|
|
// not delete them, because they are owned by this object.
|
||
|
|
//
|
||
|
|
// Status:
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
void CLcSource::GetSelectedMessages(CXMessageArray& amsg)
|
||
|
|
{
|
||
|
|
// Clear the message array
|
||
|
|
amsg.RemoveAll();
|
||
|
|
|
||
|
|
// Setup the LV_ITEM structure to retrieve the lparam field.
|
||
|
|
// This field contains the CMessage pointer.
|
||
|
|
LV_ITEM lvitem;
|
||
|
|
lvitem.mask = LVIF_PARAM;
|
||
|
|
lvitem.iSubItem = ICOL_LcSource_EVENTID;
|
||
|
|
|
||
|
|
// Loop to find all the selected items.
|
||
|
|
int nItem = -1;
|
||
|
|
while (TRUE) {
|
||
|
|
nItem = GetNextItem(nItem, LVNI_SELECTED);
|
||
|
|
if (nItem == -1) {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Get the CMessage pointer for this item and add it to the
|
||
|
|
// array.
|
||
|
|
lvitem.iItem = nItem;
|
||
|
|
GetItem(&lvitem);
|
||
|
|
CXMessage* pmsg = (CXMessage*) (void*) lvitem.lParam;
|
||
|
|
amsg.Add(pmsg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// CLcSource::FindItem
|
||
|
|
//
|
||
|
|
// Search through this list-controls's items to find the one with the
|
||
|
|
// specified message ID.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// DWORD dwMessageId
|
||
|
|
// The message ID to search for.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// The index of the item with the specified message ID. If no such message ID
|
||
|
|
// was found, -1 is returned.
|
||
|
|
//
|
||
|
|
// Status:
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
LONG CLcSource::FindItem(DWORD dwMessageId)
|
||
|
|
{
|
||
|
|
LONG nItems = GetItemCount();
|
||
|
|
for (LONG iItem = 0; iItem < nItems; ++iItem) {
|
||
|
|
CXMessage* pMessage = GetAt(iItem);
|
||
|
|
if (pMessage->m_dwId == dwMessageId) {
|
||
|
|
return iItem;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// CLcSource::RefreshItem
|
||
|
|
//
|
||
|
|
// This method is called when some aspect of the message has changed and
|
||
|
|
// the display needs to be updated. This occurs when the trapping status
|
||
|
|
// of an event changes.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// DWORD dwMessageId
|
||
|
|
// The message ID to search for.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// The index of the item with the specified message ID. If no such message ID
|
||
|
|
// was found, -1 is returned.
|
||
|
|
//
|
||
|
|
// Status:
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
void CLcSource::RefreshItem(LONG iItem)
|
||
|
|
{
|
||
|
|
CXMessage* pMessage = GetAt(iItem);
|
||
|
|
CString sText;
|
||
|
|
|
||
|
|
// Now set the text value for each column in the list control.
|
||
|
|
pMessage->GetSeverity(sText);
|
||
|
|
SetItemText(iItem, ICOL_LcSource_SEVERITY, (LPTSTR)(LPCTSTR) sText);
|
||
|
|
|
||
|
|
// Check if we are trapping this event.
|
||
|
|
pMessage->IsTrapping(sText);
|
||
|
|
SetItemText(iItem, ICOL_LcSource_TRAPPING, (LPTSTR)(LPCTSTR)sText);
|
||
|
|
|
||
|
|
SetItemText(iItem, ICOL_LcSource_DESCRIPTION, (LPTSTR)(LPCTSTR)pMessage->m_sText);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
//
|
||
|
|
// CLcSource::GetAt
|
||
|
|
//
|
||
|
|
// This method returns the message pointer located at the given item index.
|
||
|
|
// This allows CLcSource to be used much as an array.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// LONG iItem
|
||
|
|
// The item index.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// A pointer to the CMessage stored at the specified index.
|
||
|
|
//
|
||
|
|
// Status:
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
CXMessage* CLcSource::GetAt(LONG iItem)
|
||
|
|
{
|
||
|
|
// Setup the LV_ITEM structure to retrieve the lparam field.
|
||
|
|
// This field contains the CMessage pointer.
|
||
|
|
LV_ITEM lvitem;
|
||
|
|
lvitem.mask = LVIF_PARAM;
|
||
|
|
lvitem.iSubItem = ICOL_LcSource_EVENTID;
|
||
|
|
lvitem.iItem = iItem;
|
||
|
|
GetItem(&lvitem);
|
||
|
|
|
||
|
|
CXMessage* pMessage = (CXMessage*) (void*) lvitem.lParam;
|
||
|
|
return pMessage;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//***************************************************************************
|
||
|
|
// CLcSource::NotifyTrappingChange
|
||
|
|
//
|
||
|
|
// This method is called when a message's trapping status changes. A message
|
||
|
|
// is considered trapped if it appears in the CLcEvents listbox.
|
||
|
|
//
|
||
|
|
// Parameters:
|
||
|
|
// DWORD dwMessageId
|
||
|
|
// The ID of the message who's trapping status is changing.
|
||
|
|
//
|
||
|
|
// BOOL bIsTrapping
|
||
|
|
// TRUE if the message is being trapped, FALSE otherwise.
|
||
|
|
//
|
||
|
|
// Returns:
|
||
|
|
// Nothing.
|
||
|
|
//
|
||
|
|
//***************************************************************************
|
||
|
|
void CLcSource::NotifyTrappingChange(DWORD dwMessageId, BOOL bIsTrapping)
|
||
|
|
{
|
||
|
|
LONG iItem = FindItem(dwMessageId);
|
||
|
|
ASSERT(iItem != -1);
|
||
|
|
|
||
|
|
if (iItem != -1) {
|
||
|
|
CString sTrapping;
|
||
|
|
sTrapping.LoadString(bIsTrapping ? IDS_IS_TRAPPING : IDS_NOT_TRAPPING);
|
||
|
|
SetItemText(iItem, ICOL_LcSource_TRAPPING, (LPTSTR)(LPCTSTR)sTrapping);
|
||
|
|
}
|
||
|
|
}
|