#include "stdafx.h"
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#include "Servo.h"
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#include "CUserXLogDlg.h"
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#include "afxdialogex.h"
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#include <functional>
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#include <vector>
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#include <sstream>
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namespace
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{
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std::wstring ReadBufferVia(const std::function<int(wchar_t*, int)>& fn)
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{
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int need = fn(nullptr, 0);
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if (need <= 0) {
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return L"";
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}
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std::wstring buffer;
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buffer.resize(static_cast<size_t>(need));
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if (fn(buffer.data(), need) == UX_OK) {
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if (!buffer.empty() && buffer.back() == L'\0') {
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buffer.pop_back();
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}
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return buffer;
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}
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return L"";
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}
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std::vector<std::wstring> SplitLines(const std::wstring& text)
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{
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std::vector<std::wstring> lines;
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std::wstringstream ss(text);
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std::wstring line;
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while (std::getline(ss, line)) {
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lines.push_back(line);
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}
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return lines;
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}
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}
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IMPLEMENT_DYNAMIC(CUserXLogDlg, CDialogEx)
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CUserXLogDlg::CUserXLogDlg(CWnd* pParent)
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: CDialogEx(IDD_DIALOG_USERX_LOG, pParent)
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{
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}
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CUserXLogDlg::~CUserXLogDlg()
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{
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}
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void CUserXLogDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialogEx::DoDataExchange(pDX);
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DDX_Control(pDX, IDC_LIST1, m_listLogs);
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}
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BEGIN_MESSAGE_MAP(CUserXLogDlg, CDialogEx)
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ON_WM_SIZE()
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ON_WM_DESTROY()
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END_MESSAGE_MAP()
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BOOL CUserXLogDlg::OnInitDialog()
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{
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CDialogEx::OnInitDialog();
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InitListCtrl();
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RefreshLogs();
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AdjustLayout();
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return TRUE;
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}
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void CUserXLogDlg::InitListCtrl()
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{
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DWORD dwStyle = m_listLogs.GetExtendedStyle();
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m_listLogs.SetExtendedStyle(dwStyle | LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES);
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m_listLogs.InsertColumn(0, _T("时间"), LVCFMT_LEFT, 180);
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m_listLogs.InsertColumn(1, _T("用户"), LVCFMT_LEFT, 120);
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m_listLogs.InsertColumn(2, _T("动作"), LVCFMT_LEFT, 120);
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m_listLogs.InsertColumn(3, _T("描述"), LVCFMT_LEFT, 200);
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}
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void CUserXLogDlg::RefreshLogs()
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{
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m_logs.clear();
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m_listLogs.DeleteAllItems();
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auto allLogs = ReadBufferVia([](wchar_t* buffer, int size) {
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return UX_QueryLogs(200, buffer, size);
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});
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for (auto& rawLine : SplitLines(allLogs)) {
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if (rawLine.empty()) continue;
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auto trim = [](std::wstring value) {
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size_t first = value.find_first_not_of(L" \t\r\n");
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size_t last = value.find_last_not_of(L" \t\r\n");
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if (first == std::wstring::npos || last == std::wstring::npos) {
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return std::wstring();
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}
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return value.substr(first, last - first + 1);
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};
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auto takeField = [&](size_t& cursor) {
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if (cursor == std::wstring::npos || cursor >= rawLine.length()) {
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return std::wstring();
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}
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size_t pos = rawLine.find(L',', cursor);
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std::wstring part = (pos == std::wstring::npos) ? rawLine.substr(cursor) : rawLine.substr(cursor, pos - cursor);
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cursor = (pos == std::wstring::npos) ? std::wstring::npos : pos + 1;
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return trim(part);
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};
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size_t cursor = 0;
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LogItem item;
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item.time = takeField(cursor).c_str();
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item.user = takeField(cursor).c_str();
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item.action = takeField(cursor).c_str();
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if (cursor != std::wstring::npos && cursor < rawLine.length()) {
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item.detail = trim(rawLine.substr(cursor)).c_str();
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}
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m_logs.push_back(item);
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}
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for (size_t i = 0; i < m_logs.size(); ++i) {
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const auto& log = m_logs[i];
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int row = m_listLogs.InsertItem(static_cast<int>(i), log.time);
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m_listLogs.SetItemText(row, 1, log.user);
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m_listLogs.SetItemText(row, 2, log.action);
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m_listLogs.SetItemText(row, 3, log.detail);
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}
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}
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void CUserXLogDlg::AdjustLayout()
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{
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if (!::IsWindow(m_listLogs.GetSafeHwnd())) {
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return;
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}
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CRect rcClient;
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GetClientRect(&rcClient);
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const int margin = 7;
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CRect rcList(margin, margin, rcClient.right - margin, rcClient.bottom - 40);
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m_listLogs.MoveWindow(rcList);
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auto moveButton = [&](int id, int order) {
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if (CWnd* pBtn = GetDlgItem(id)) {
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CRect rc;
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pBtn->GetWindowRect(&rc);
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ScreenToClient(&rc);
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int width = rc.Width();
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int height = rc.Height();
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rc.left = rcClient.right - margin - width - order * (width + margin);
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rc.right = rc.left + width;
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rc.top = rcClient.bottom - margin - height;
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rc.bottom = rc.top + height;
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pBtn->MoveWindow(rc);
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}
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};
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moveButton(IDOK, 1);
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moveButton(IDCANCEL, 0);
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}
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void CUserXLogDlg::OnSize(UINT nType, int cx, int cy)
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{
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CDialogEx::OnSize(nType, cx, cy);
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AdjustLayout();
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}
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void CUserXLogDlg::OnDestroy()
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{
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CDialogEx::OnDestroy();
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}
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