/*! * called from CMainDocument::HandleCompletedRPC() after wxEVT_RPC_FINISHED event */ void CDlgEventLog::OnRefresh() { bool isConnected; static wxString strLastMachineName = wxEmptyString; wxString strNewMachineName = wxEmptyString; CMainDocument* pDoc = wxGetApp().GetDocument(); wxASSERT(pDoc); wxASSERT(wxDynamicCast(pDoc, CMainDocument)); if (!IsShown()) return; if (!m_bProcessingRefreshEvent) { m_bProcessingRefreshEvent = true; wxASSERT(m_pList); wxInt32 iRowCount = GetDocCount(); long topItem = m_pList->GetTopItem(); if (0 >= iRowCount) { m_pList->DeleteAllItems(); ResetMessageFiltering(); m_iPreviousFirstMsgSeqNum = 0; m_iPreviousLastMsgSeqNum = 0; } else { // If connected computer changed, reset message filtering isConnected = wxGetApp().GetDocument()->IsConnected(); if (isConnected) { pDoc->GetConnectedComputerName(strNewMachineName); if (strLastMachineName != strNewMachineName) { strLastMachineName = strNewMachineName; m_bWasConnected = false; ResetMessageFiltering(); m_iPreviousFirstMsgSeqNum = pDoc->GetFirstMsgSeqNum(); m_iPreviousLastMsgSeqNum = m_iPreviousFirstMsgSeqNum - 1; iRowCount = m_iTotalDocCount; // In case we had filtering set } } // If connection status changed, adjust color of messages display if (m_bWasConnected != isConnected) { m_bWasConnected = isConnected; SetTextColor(); // Force a complete update m_pList->DeleteAllItems(); m_pList->SetItemCount(iRowCount); m_iPreviousRowCount = 0; // Force scrolling to bottom } else { // Connection status didn't change if (m_iPreviousLastMsgSeqNum != pDoc->GetLastMsgSeqNum()) { if (m_iPreviousRowCount == iRowCount) { m_pList->Refresh(); } else { m_pList->SetItemCount(iRowCount); } } } } if (iRowCount > 1) { if (s_bFilteringChanged) { m_pList->EnsureVisible(iRowCount - 1); s_bFilteringChanged = false; } else { if (m_iPreviousLastMsgSeqNum != pDoc->GetLastMsgSeqNum()) { if (EnsureLastItemVisible()) { m_pList->EnsureVisible(iRowCount - 1); } else if (topItem > 0) { int n = topItem - m_iNumDeletedFilteredRows; if (n < 0) n = 0; Freeze(); // Avoid flicker if selected rows are visible m_pList->EnsureVisible(n); Thaw(); } } } } m_iPreviousRowCount = iRowCount; if (m_iTotalDocCount > 0) { m_iPreviousFirstMsgSeqNum = pDoc->GetFirstMsgSeqNum(); m_iPreviousLastMsgSeqNum = pDoc->GetLastMsgSeqNum(); } UpdateButtons(); m_bProcessingRefreshEvent = false; } }
// NOTE: this function is designed to be called only // from CDlgEventLog::OnRefresh(). If you need to call it // from other routines, it will need modification. // // Get the (possibly filtered) item count (i.e., the Row count) and // make any needed adjustments if oldest items have been deleted. wxInt32 CDlgEventLog::GetDocCount() { int i, j, numDeletedRows; CMainDocument* pDoc = wxGetApp().GetDocument(); wxASSERT(pDoc); wxASSERT(wxDynamicCast(pDoc, CMainDocument)); m_iTotalDocCount = pDoc->GetMessageCount(); numDeletedRows = pDoc->GetFirstMsgSeqNum() - m_iPreviousFirstMsgSeqNum; if ((numDeletedRows < 0) || (m_iPreviousFirstMsgSeqNum < 0)) { numDeletedRows = 0; } m_iNumDeletedFilteredRows = 0; if (s_bIsFiltered) { if (numDeletedRows > 0) { // Remove any deleted messages from our filtered list while (m_iFilteredIndexes.GetCount() > 0) { if (m_iFilteredIndexes[0] >= numDeletedRows) break; m_iFilteredIndexes.RemoveAt(0); m_iNumDeletedFilteredRows++; m_iTotalDeletedFilterRows++; } // Adjust the remaining indexes for (i = m_iFilteredIndexes.GetCount()-1; i >= 0; i--) { m_iFilteredIndexes[i] -= numDeletedRows; } } // Add indexes of new messages to filtered list as appropriate i = m_iTotalDocCount - (pDoc->GetLastMsgSeqNum() - m_iPreviousLastMsgSeqNum); if (i < 0) i = 0; for (; i < m_iTotalDocCount; i++) { MESSAGE* message = pDoc->message(i); if (message->project.empty() || (message->project == s_strFilteredProjectName)) { m_iFilteredIndexes.Add(i); } } m_iFilteredDocCount = (int)(m_iFilteredIndexes.GetCount()); } else { m_iFilteredDocCount = m_iTotalDocCount; m_iNumDeletedFilteredRows = numDeletedRows; } if (numDeletedRows > 0) { // Adjust the selected row numbers wxArrayInt arrSelRows; i = -1; for (;;) { i = m_pList->GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED); if (i < 0) break; arrSelRows.Add(i); } int count = arrSelRows.Count(); for (i=0; i<count; i++) { m_pList->SetItemState(arrSelRows[i], 0, wxLIST_STATE_SELECTED); } for (i=0; i<count; i++) { if ((j = arrSelRows[i] - m_iNumDeletedFilteredRows) >= 0) { m_pList->SetItemState(j, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED); } } } return s_bIsFiltered ? m_iFilteredDocCount : m_iTotalDocCount; }