294 lines
7.9 KiB
C++
294 lines
7.9 KiB
C++
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#include "stdafx.h"
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#include "source.h"
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#include "tcsource.h"
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#include "regkey.h"
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#include "utils.h"
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#include "globals.h"
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#include "trapreg.h"
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/////////////////////////////////////////////////////////////////////////////
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// CTcSource
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CTcSource::CTcSource()
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{
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}
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CTcSource::~CTcSource()
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{
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}
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BEGIN_MESSAGE_MAP(CTcSource, CTreeCtrl)
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//{{AFX_MSG_MAP(CTcSource)
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CTcSource message handlers
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void CTcSource::LoadImageList()
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{
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m_ImageList.Create(16, 16, ILC_COLOR | ILC_MASK, 2, 0);
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CBitmap* pFolder;
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pFolder = new CBitmap;
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pFolder->LoadBitmap(IDB_FOLDERCLOSE);
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m_ImageList.Add(pFolder, (COLORREF)0xff00ff);
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delete pFolder;
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pFolder = new CBitmap;
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pFolder->LoadBitmap(IDB_FOLDEROPEN);
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m_ImageList.Add(pFolder, (COLORREF)0xff00ff);
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delete pFolder;
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SetImageList(&m_ImageList, TVSIL_NORMAL);
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}
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SCODE CTcSource::LoadTreeFromRegistry()
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{
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TV_INSERTSTRUCT TreeCtrlItem;
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TreeCtrlItem.hInsertAfter = TVI_LAST;
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// Iterate through each of the event logs and add each log to the tree.
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LONG nLogs = g_reg.m_aEventLogs.GetSize();
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for (LONG iLog=0; iLog < nLogs; ++iLog)
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{
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CXEventLog* pEventLog = g_reg.m_aEventLogs[iLog];
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TreeCtrlItem.hParent = TVI_ROOT;
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TreeCtrlItem.item.pszText = (LPTSTR)(LPCTSTR)pEventLog->m_sName;
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TreeCtrlItem.item.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
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TreeCtrlItem.item.iImage = 0;
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TreeCtrlItem.item.iSelectedImage = 0;
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TreeCtrlItem.item.lParam = (LPARAM) pEventLog;
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HTREEITEM htiParent = InsertItem(&TreeCtrlItem);
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TreeCtrlItem.item.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
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TreeCtrlItem.hParent = htiParent;
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TreeCtrlItem.item.iImage = 0;
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TreeCtrlItem.item.iSelectedImage = 1;
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// Insert each source as a child.
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LONG nSources = pEventLog->m_aEventSources.GetSize();
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for (LONG iSource = 0; iSource < nSources; ++iSource) {
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CXEventSource* pEventSource = pEventLog->m_aEventSources.GetAt(iSource);
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TreeCtrlItem.item.pszText = (LPTSTR)(LPCTSTR)pEventSource->m_sName;
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TreeCtrlItem.item.lParam = (LPARAM) pEventSource;
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InsertItem(&TreeCtrlItem);
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}
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}
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SortChildren(NULL);
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return S_OK;
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}
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SCODE CTcSource::CreateWindowEpilogue()
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{
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LoadImageList();
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LoadTreeFromRegistry();
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return S_OK;
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}
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//******************************************************************
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// CTcSource::GetSelectedEventSource
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//
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// Get name of the event source and log for the currently selected
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// event source.
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//
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// Parameters:
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// CString& sLog
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// This is where the event log name is returned.
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//
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// CString& sEventSource
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// This is where the name of the event source (application)
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// is returned.
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//
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// Returns:
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// SCODE
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// S_OK if an event source was selected and the log and event source
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// names are returned.
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//
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// E_FAIL if no event source was selected. The log and event source
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// names are returned as empty when this occurs.
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//
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//******************************************************************
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CXEventSource* CTcSource::GetSelectedEventSource()
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{
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HTREEITEM htiParent, htiSelected;
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// Get the selected item.
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htiSelected = GetSelectedItem();
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if (htiSelected == NULL)
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return NULL;
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// If the selected item is an event source (application), then
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// its parent should be the log. To get the log name, we must
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// get the parent name.
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htiParent = GetParentItem(htiSelected);
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if (htiParent == NULL)
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return NULL;
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// The application name is the selected item.
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TV_ITEM tvi;
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tvi.hItem = htiSelected;
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tvi.mask = TVIF_HANDLE | TVIF_PARAM;
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if (GetItem(&tvi) == FALSE)
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return NULL;
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return (CXEventSource*) (void*) tvi.lParam;
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}
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//******************************************************************
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// CTcSource::Find
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//
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// Find the specified event source in the tree.
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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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// tree item.
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//
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//******************************************************************
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BOOL CTcSource::Find(CString& sText, BOOL bWholeWord, BOOL bMatchCase)
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{
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// Search the source tree for sText. We are only looking at the source
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// names, not the types.
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HTREEITEM hCurrentItem, hStartItem, hSourceItem, hRootItem;
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TV_ITEM tvItem;
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CString sSource;
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TCHAR szBuffer[256];
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BOOL bItemFound = FALSE, bCompleteLoop = FALSE;
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// Get the selected item and keep track of it.
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hCurrentItem = GetSelectedItem();
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if (hCurrentItem == NULL)
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{
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// Nothing selected; get the root.
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hCurrentItem = GetRootItem();
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if (hCurrentItem == NULL)
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return FALSE;
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}
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hStartItem = hCurrentItem;
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// Loop until we find a match or we are back where we started.
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while (!bItemFound && !bCompleteLoop)
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{
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hSourceItem = NULL;
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// Get the next item.
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// Current item is root; get the first child.
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hRootItem = GetParentItem(hCurrentItem);
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if (hRootItem == NULL)
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hSourceItem = GetChildItem(hCurrentItem);
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// Current item is a source; get the next sibling.
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else
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{
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hSourceItem = GetNextItem(hCurrentItem, TVGN_NEXT);
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// No sibling; get the parent and set it as the current item.
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if (hSourceItem == NULL)
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{
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hRootItem = GetParentItem(hCurrentItem);
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if (hRootItem == NULL)
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return FALSE; // No parent; something is wrong.
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hCurrentItem = hRootItem;
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}
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}
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// We have a source; get it and compare.
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if (hSourceItem != NULL)
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{
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hCurrentItem = hSourceItem;
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tvItem.mask = TVIF_HANDLE | TVIF_TEXT;
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tvItem.hItem = hSourceItem;
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tvItem.pszText = szBuffer;
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tvItem.cchTextMax = 256;
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if (GetItem(&tvItem) == FALSE)
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return FALSE; // Something is wrong.
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sSource = szBuffer;
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// Compare the whole word.
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if (bWholeWord)
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{
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int nRetVal;
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// No case compare.
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if (bMatchCase)
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nRetVal = sSource.Compare(sText);
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// Case compare
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else
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nRetVal = sSource.CompareNoCase(sText);
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if (nRetVal == 0)
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bItemFound = TRUE;
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}
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// Look for a substring.
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else
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{
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// Make everything upper.
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if (!bMatchCase)
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{
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sSource.MakeUpper();
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sText.MakeUpper();
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}
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if (sSource.Find(sText) >= 0)
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bItemFound = TRUE;
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}
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}
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// Get the next root.
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else
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{
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hRootItem = GetNextItem(hCurrentItem, TVGN_NEXT);
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// No more roots in the tree; go to the top of the tree.
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if (hRootItem == NULL)
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hCurrentItem = GetRootItem();
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else
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hCurrentItem = hRootItem;
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}
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if (hCurrentItem == hStartItem)
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bCompleteLoop = TRUE;
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}
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// Found a match; select it.
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if (bItemFound)
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{
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SelectItem(hCurrentItem);
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EnsureVisible(hCurrentItem);
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SetFocus();
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return TRUE;
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}
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return FALSE;
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}
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