e.Item.ItemType 的用法

本文介绍了如何在ASP.NET的DataList控件中通过e.Item.ItemType判断不同的项类型,如基本行、标题行等,并提供了在OnItemDataBound事件中获取绑定数据的方法。

常用的有下面几种:

1:e.Item.ItemType==ListItemType.Item||e.Item.ItemType==ListItemType.AlternatingItem
指触发的类型为DadaList中的基本行或内容行

2:e.Item.ItemType == ListItemType.Header
指触发的类型为DadaList中的标题行的内容

察看相关资料可以看到如下相关信息

ListItemType 枚举    [C#]请参见
System.Web.UI.WebControls 命名空间 | DataGridItem.ItemType | DataListItem.ItemType | RepeaterItem.ItemType
要求
命名空间: System.Web.UI.WebControls

全部显示

指定列表控件中项的类型。
备注
ListItemType    枚举表示可以包含在列表控件中的不同项,例如 DataGrid、DataList 和 Repeater。典型的列表控件由包含此枚举所表示的元素的单元格组成。

成员
成员名称            说明
AlternatingItem    交替(从零开始的偶数索引)单元格中的项。它是数据绑定的。
EditItem     列表控件中当前处于编辑模式的项。它是数据绑定的。
Footer     列表控件的页脚。它不是数据绑定的。
Header     列表控件的页眉。它不是数据绑定的。
Item    列表控件中的项。它是数据绑定的。
Pager     页导航,显示定位到与 DataGrid 控件关联的不同页的控件。它不是数据绑定的。
SelectedItem     列表控件中的选定项。它是数据绑定的。
Separator    列表控件中项之间的分隔符。它不是数据绑定的。

 

(e.Item.ItemType==ListItemType.Item||e.Item.ItemType==ListItemType.AlternatingItem)
是判断项是控件内容中的项或交插项
“e.Item.ItemType == ListItemType.Header”
是判断项是不是控件的表头

另外在绑定中获取同一行相关信息下面方法会比较方便当然下面的内容是写在OnItemDataBound事件里的~~~~

DataRowView MyRow= (DataRowView)e.Item.DataItem;
MyRow["这里是相关字段名称"]

转载于:https://www.cnblogs.com/yitongtianxia59/archive/2009/08/06/1540088.html

// 导出BOM并下载Excel debugger; // 尝试使用Aras标准方法获取当前项 var partItem = null; try { // 方法1: 从窗口名称获取(适用于表单) partItem = top.aras.getItemFromWindowName(window.name); // 如果未获取到,尝试方法2: 从ActiveView获取(适用于列表视图) if (!partItem && top.aras.uiActiveView) { var activeItem = top.aras.uiActiveView.GetItem(); if (activeItem && activeItem.node) { partItem = top.aras.newIOMItem(); partItem.loadAML(activeItem.node.outerHTML); } } // 如果仍未获取到,尝试方法3: 从URL参数获取 if (!partItem) { var urlParams = new URLSearchParams(window.location.search); var itemId = urlParams.get('id'); var itemType = urlParams.get('type'); if (itemId && itemType) { partItem = top.aras.newIOMItem(itemType, itemId); partItem.load(); } } } catch (e) { console.error("获取当前项时出错:", e); } // 检查partItem是否有效 if (!partItem || !partItem.getID) { top.aras.AlertError("无法获取当前零件信息:partItem为空或无效"); console.error("partItem is null or invalid", partItem); return; } // 获取当前对象ID var partID = partItem.getID(); // 检查ID是否有效 if (!partID) { top.aras.AlertError("获取的零件ID为空"); console.error("partID is empty", partItem); return; } // 创建方法项调用后端 var methodItem = this.newItem("Method", "server-bom-export"); methodItem.setProperty("partID", partID); // 执行服务器方法 var resultItem = methodItem.apply(); if (resultItem.isError()) { top.aras.AlertError("导出失败: " + resultItem.getErrorString()); return; } // 获取返回的文件数据 var fileData = resultItem.getProperty("file_data"); var fileName = resultItem.getProperty("file_name"); // 检查文件数据是否存在 if (!fileData || !fileName) { top.aras.AlertError("服务器返回的数据不完整"); return; } // 解码Base64数据 const byteCharacters = atob(fileData); const byteNumbers = new Array(byteCharacters.length); for (let i = 0; i < byteCharacters.length; i++) { byteNumbers[i] = byteCharacters.charCodeAt(i); } const byteArray = new Uint8Array(byteNumbers); // 创建Blob并下载 const blob = new Blob([byteArray], {type: "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"}); const link = document.createElement('a'); link.href = URL.createObjectURL(blob); link.download = fileName; link.style.display = 'none'; document.body.appendChild(link); link.click(); document.body.removeChild(link);报错无法获取当前零件信息:partItem为空或无效,那么客户端方法如何能获取当前对象类呢
07-18
# -*- coding: utf-8 -*- import threading # Form implementation generated from reading ui file 'CanOBD.ui' # # Created by: PyQt5 UI code generator 5.15.9 # # WARNING: Any manual changes made to this file will be lost when pyuic5 is # run again. Do not edit this file unless you know what you are doing. from PyQt5 import QtCore, QtGui, QtWidgets from PyQt5.QtCore import QThread, pyqtSignal,QTimer from PyQt5.QtWidgets import QApplication, QTableWidget, QTableWidgetItem from SerialPro import SerialPort as SerialThread from SerialPro import CanOBDItemList from can_parser import map_can_messages_to_signals,parse_custom_can_frame import time import serial import serial.tools.list_ports class Ui_MainWindow(object): def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(1220, 940) font = QtGui.QFont() font.setPointSize(12) MainWindow.setFont(font) self.centralwidget = QtWidgets.QWidget(MainWindow) self.centralwidget.setObjectName("centralwidget") self.tabWidget = QtWidgets.QTabWidget(self.centralwidget) self.tabWidget.setGeometry(QtCore.QRect(0, 0, 1041, 940)) self.tabWidget.setObjectName("tabWidget") self.tab = QtWidgets.QWidget() self.tab.setObjectName("tab") self.tableWidget = QtWidgets.QTableWidget(self.tab) self.tableWidget.setGeometry(QtCore.QRect(0, 0, 1031, 940)) self.tableWidget.setObjectName("tableWidget") self.tableWidget.setColumnCount(5) self.tableWidget.setRowCount(150) for num in range(0,150,1): item = QtWidgets.QTableWidgetItem() self.tableWidget.setVerticalHeaderItem(num, item) item = QtWidgets.QTableWidgetItem() font = QtGui.QFont() font.setKerning(False) item.setFont(font) for line in range(0,5,1): self.tableWidget.setHorizontalHeaderItem(line, item) item = QtWidgets.QTableWidgetItem() self.tabWidget.addTab(self.tab, "") self.tab_2 = QtWidgets.QWidget() self.tab_2.setObjectName("CanOBD Cfg Set") self.mSpeedTreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mSpeedTreeWidget.setGeometry(QtCore.QRect(10, 0, 1031, 101)) self.mSpeedTreeWidget.setObjectName("mSpeedTreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mSpeedTreeWidget.headerItem().setFont(0, font) self.mSpeedTreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mSpeedTreeWidget.headerItem().setFont(3, font) self.mRPMTreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mRPMTreeWidget.setGeometry(QtCore.QRect(10, 100, 1031, 91)) self.mRPMTreeWidget.setObjectName("mRPMTreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mRPMTreeWidget.headerItem().setFont(0, font) self.mRPMTreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mRPMTreeWidget.headerItem().setFont(3, font) self.mVDHRTreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mVDHRTreeWidget.setGeometry(QtCore.QRect(10, 190, 1031, 91)) self.mVDHRTreeWidget.setObjectName("mVDHRTreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mVDHRTreeWidget.headerItem().setFont(0, font) self.mVDHRTreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mVDHRTreeWidget.headerItem().setFont(3, font) self.mHoursTreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mHoursTreeWidget.setGeometry(QtCore.QRect(10, 280, 1031, 101)) self.mHoursTreeWidget.setObjectName("mHoursTreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mHoursTreeWidget.headerItem().setFont(0, font) self.mHoursTreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mHoursTreeWidget.headerItem().setFont(3, font) self.mEECTreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mEECTreeWidget.setGeometry(QtCore.QRect(10, 380, 1031, 91)) self.mEECTreeWidget.setObjectName("mEECTreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mEECTreeWidget.headerItem().setFont(0, font) self.mEECTreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mEECTreeWidget.headerItem().setFont(3, font) self.mET1TreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mET1TreeWidget.setGeometry(QtCore.QRect(10, 470, 1031, 101)) self.mET1TreeWidget.setObjectName("mET1TreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mET1TreeWidget.headerItem().setFont(0, font) self.mET1TreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mET1TreeWidget.headerItem().setFont(3, font) self.mAT1T1ITreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mAT1T1ITreeWidget.setGeometry(QtCore.QRect(10, 570, 1031, 91)) self.mAT1T1ITreeWidget.setObjectName("mAT1T1ITreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mAT1T1ITreeWidget.headerItem().setFont(0, font) self.mAT1T1ITreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mAT1T1ITreeWidget.headerItem().setFont(3, font) self.mLFETreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mLFETreeWidget.setGeometry(QtCore.QRect(10, 660, 1031, 101)) self.mLFETreeWidget.setObjectName("mLFETreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mLFETreeWidget.headerItem().setFont(0, font) self.mLFETreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mLFETreeWidget.headerItem().setFont(3, font) self.mETC2TreeWidget = QtWidgets.QTreeWidget(self.tab_2) self.mETC2TreeWidget.setGeometry(QtCore.QRect(10, 760, 1031, 101)) self.mETC2TreeWidget.setObjectName("mETC2TreeWidget") font = QtGui.QFont() font.setPointSize(12) self.mETC2TreeWidget.headerItem().setFont(0, font) self.mETC2TreeWidget.headerItem().setTextAlignment(1, QtCore.Qt.AlignJustify|QtCore.Qt.AlignVCenter) font = QtGui.QFont() font.setKerning(True) self.mETC2TreeWidget.headerItem().setFont(3, font) self.tabWidget.addTab(self.tab_2, "") self.mComCfgBox = QtWidgets.QGroupBox(self.centralwidget) self.mComCfgBox.setGeometry(QtCore.QRect(1040, 10, 191, 231)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mComCfgBox.setFont(font) self.mComCfgBox.setObjectName("mComCfgBox") self.mPortName = QtWidgets.QLabel(self.mComCfgBox) self.mPortName.setGeometry(QtCore.QRect(20, 30, 61, 21)) self.mPortName.setObjectName("mPortName") self.mBpsName = QtWidgets.QLabel(self.mComCfgBox) self.mBpsName.setGeometry(QtCore.QRect(20, 60, 61, 21)) self.mBpsName.setObjectName("mBpsName") self.mDatabitName = QtWidgets.QLabel(self.mComCfgBox) self.mDatabitName.setGeometry(QtCore.QRect(20, 90, 61, 21)) self.mDatabitName.setObjectName("mDatabitName") self.mStopName = QtWidgets.QLabel(self.mComCfgBox) self.mStopName.setGeometry(QtCore.QRect(20, 120, 61, 21)) self.mStopName.setObjectName("mStopName") self.mOddName = QtWidgets.QLabel(self.mComCfgBox) self.mOddName.setGeometry(QtCore.QRect(20, 150, 61, 21)) self.mOddName.setObjectName("mOddName") self.mDatabitVal = QtWidgets.QLabel(self.mComCfgBox) self.mDatabitVal.setGeometry(QtCore.QRect(100, 90, 54, 21)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mDatabitVal.setFont(font) self.mDatabitVal.setLayoutDirection(QtCore.Qt.LeftToRight) self.mDatabitVal.setAlignment(QtCore.Qt.AlignCenter) self.mDatabitVal.setObjectName("mDatabitVal") self.mStopBitVal = QtWidgets.QLabel(self.mComCfgBox) self.mStopBitVal.setGeometry(QtCore.QRect(100, 120, 54, 21)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mStopBitVal.setFont(font) self.mStopBitVal.setLayoutDirection(QtCore.Qt.LeftToRight) self.mStopBitVal.setAlignment(QtCore.Qt.AlignCenter) self.mStopBitVal.setObjectName("mStopBitVal") self.mOddVal = QtWidgets.QLabel(self.mComCfgBox) self.mOddVal.setGeometry(QtCore.QRect(100, 150, 54, 21)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mOddVal.setFont(font) self.mOddVal.setLayoutDirection(QtCore.Qt.LeftToRight) self.mOddVal.setAlignment(QtCore.Qt.AlignCenter) self.mOddVal.setObjectName("mOddVal") self.mPortVal = QtWidgets.QComboBox(self.mComCfgBox) self.mPortVal.setGeometry(QtCore.QRect(90, 30, 81, 22)) self.mPortVal.setObjectName("mPortVal") self.mPortVal.addItem("") self.mPortVal.addItem("") self.mPortVal.addItem("") self.mPortVal.addItem("") self.mPortVal.addItem("") self.mPortVal.addItem("") self.mBPSVal = QtWidgets.QComboBox(self.mComCfgBox) self.mBPSVal.setGeometry(QtCore.QRect(90, 60, 81, 22)) self.mBPSVal.setObjectName("mBPSVal") self.mBPSVal.addItem("") self.mBPSVal.addItem("") self.mBPSVal.addItem("") self.mBPSVal.addItem("") self.mBPSVal.addItem("") self.mBPSVal.addItem("") self.mOpenSerial = QtWidgets.QDialogButtonBox(self.mComCfgBox) self.mOpenSerial.setGeometry(QtCore.QRect(20, 190, 156, 31)) self.mOpenSerial.setStandardButtons(QtWidgets.QDialogButtonBox.Close|QtWidgets.QDialogButtonBox.Open) self.mOpenSerial.setObjectName("mOpenSerial") self.mCycleCfgBox = QtWidgets.QGroupBox(self.centralwidget) self.mCycleCfgBox.setGeometry(QtCore.QRect(1040, 260, 191, 221)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mCycleCfgBox.setFont(font) self.mCycleCfgBox.setObjectName("mCycleCfgBox") self.mcheck1000ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck1000ms.setGeometry(QtCore.QRect(20, 180, 141, 31)) self.mcheck1000ms.setObjectName("mcheck1000ms") self.mcheck500ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck500ms.setGeometry(QtCore.QRect(20, 150, 141, 31)) self.mcheck500ms.setObjectName("mcheck500ms") self.mcheck100ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck100ms.setGeometry(QtCore.QRect(20, 90, 141, 31)) self.mcheck100ms.setObjectName("mcheck100ms") self.mcheck50ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck50ms.setGeometry(QtCore.QRect(20, 60, 141, 31)) self.mcheck50ms.setObjectName("mcheck50ms") self.mcheck20ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck20ms.setGeometry(QtCore.QRect(20, 30, 141, 31)) self.mcheck20ms.setObjectName("mcheck20ms") self.mcheck200ms = QtWidgets.QCheckBox(self.mCycleCfgBox) self.mcheck200ms.setGeometry(QtCore.QRect(20, 120, 141, 31)) self.mcheck200ms.setObjectName("mcheck200ms") self.mEventSigBox = QtWidgets.QGroupBox(self.centralwidget) self.mEventSigBox.setGeometry(QtCore.QRect(1050, 490, 191, 151)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mEventSigBox.setFont(font) self.mEventSigBox.setObjectName("mEventSigBox") self.radioLeftREvent = QtWidgets.QRadioButton(self.mEventSigBox) self.radioLeftREvent.setGeometry(QtCore.QRect(10, 30, 151, 16)) self.radioLeftREvent.setObjectName("radioLeftREvent") self.radioKiilEvent = QtWidgets.QRadioButton(self.mEventSigBox) self.radioKiilEvent.setGeometry(QtCore.QRect(10, 90, 151, 16)) self.radioKiilEvent.setObjectName("radioKiilEvent") self.radioPEvent = QtWidgets.QRadioButton(self.mEventSigBox) self.radioPEvent.setGeometry(QtCore.QRect(10, 120, 151, 16)) self.radioPEvent.setObjectName("radioPEvent") self.radioOpenCloseEvent = QtWidgets.QRadioButton(self.mEventSigBox) self.radioOpenCloseEvent.setGeometry(QtCore.QRect(10, 60, 151, 16)) self.radioOpenCloseEvent.setObjectName("radioOpenCloseEvent") self.mReadOBDinfBox = QtWidgets.QGroupBox(self.centralwidget) self.mReadOBDinfBox.setGeometry(QtCore.QRect(1050, 660, 191, 171)) font = QtGui.QFont() font.setPointSize(14) font.setBold(True) font.setWeight(75) self.mReadOBDinfBox.setFont(font) self.mReadOBDinfBox.setObjectName("mReadOBDinfBox") self.radioVinRead = QtWidgets.QRadioButton(self.mReadOBDinfBox) self.radioVinRead.setGeometry(QtCore.QRect(10, 40, 141, 21)) self.radioVinRead.setObjectName("radioVinRead") self.mVinInfShow = QtWidgets.QTextBrowser(self.mReadOBDinfBox) self.mVinInfShow.setGeometry(QtCore.QRect(10, 70, 171, 91)) self.mVinInfShow.setObjectName("mVinInfShow") MainWindow.setCentralWidget(self.centralwidget) self.statusbar = QtWidgets.QStatusBar(MainWindow) self.statusbar.setObjectName("statusbar") MainWindow.setStatusBar(self.statusbar) self.retranslateUi(MainWindow) self.tabWidget.setCurrentIndex(0) QtCore.QMetaObject.connectSlotsByName(MainWindow) def retranslateUi(self, MainWindow): _translate = QtCore.QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow")) for num in range(0, 150, 1): item = self.tableWidget.verticalHeaderItem(num) item.setText(_translate("MainWindow", str(num +1))) item = self.tableWidget.horizontalHeaderItem(0) item.setText(_translate("MainWindow", "时间标识")) item = self.tableWidget.horizontalHeaderItem(1) item.setText(_translate("MainWindow", "帧ID")) item = self.tableWidget.horizontalHeaderItem(2) item.setText(_translate("MainWindow", "帧类型")) item = self.tableWidget.horizontalHeaderItem(3) item.setText(_translate("MainWindow", "长度")) item = self.tableWidget.horizontalHeaderItem(4) item.setText(_translate("MainWindow", "数据 (BIT7--BIT0 大端模式)")) self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab), _translate("MainWindow", "Tab 1")) self.mSpeedTreeWidget.headerItem().setText(0, _translate("MainWindow", "速度[CCVS1]")) self.mSpeedTreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mSpeedTreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mSpeedTreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(km/h)")) self.mSpeedTreeWidget.setColumnWidth(0, 150) self.mSpeedTreeWidget.setColumnWidth(1, 150) self.mSpeedTreeWidget.setColumnWidth(2,550) self.mSpeedTreeWidget.setColumnWidth(3, 150) self.mRPMTreeWidget.headerItem().setText(0, _translate("MainWindow", "转速[EEC1]")) self.mRPMTreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mRPMTreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mRPMTreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(rpm)")) self.mRPMTreeWidget.setColumnWidth(0, 150) self.mRPMTreeWidget.setColumnWidth(1, 150) self.mRPMTreeWidget.setColumnWidth(2,550) self.mRPMTreeWidget.setColumnWidth(3, 150) self.mVDHRTreeWidget.headerItem().setText(0, _translate("MainWindow", "里程[VDHR]")) self.mVDHRTreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mVDHRTreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mVDHRTreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(km)")) self.mVDHRTreeWidget.setColumnWidth(0, 150) self.mVDHRTreeWidget.setColumnWidth(1, 150) self.mVDHRTreeWidget.setColumnWidth(2,550) self.mVDHRTreeWidget.setColumnWidth(3, 150) self.mHoursTreeWidget.headerItem().setText(0, _translate("MainWindow", "工作时长[HOURS]")) self.mHoursTreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mHoursTreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mHoursTreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(hours)")) self.mHoursTreeWidget.setColumnWidth(0, 150) self.mHoursTreeWidget.setColumnWidth(1, 150) self.mHoursTreeWidget.setColumnWidth(2,550) self.mHoursTreeWidget.setColumnWidth(3, 150) self.mEECTreeWidget.headerItem().setText(0, _translate("MainWindow", "发动机负载[EEC1]")) self.mEECTreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mEECTreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mEECTreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(%)")) self.mEECTreeWidget.setColumnWidth(0, 150) self.mEECTreeWidget.setColumnWidth(1, 150) self.mEECTreeWidget.setColumnWidth(2,550) self.mEECTreeWidget.setColumnWidth(3, 150) self.mET1TreeWidget.headerItem().setText(0, _translate("MainWindow", "冷却液温度[ET1]")) self.mET1TreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mET1TreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mET1TreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(°)")) self.mET1TreeWidget.setColumnWidth(0, 150) self.mET1TreeWidget.setColumnWidth(1, 150) self.mET1TreeWidget.setColumnWidth(2,550) self.mET1TreeWidget.setColumnWidth(3, 150) self.mAT1T1ITreeWidget.headerItem().setText(0, _translate("MainWindow", "燃油液面[AT1T1I]")) self.mAT1T1ITreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mAT1T1ITreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mAT1T1ITreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(%)")) self.mAT1T1ITreeWidget.setColumnWidth(0, 150) self.mAT1T1ITreeWidget.setColumnWidth(1, 150) self.mAT1T1ITreeWidget.setColumnWidth(2,550) self.mAT1T1ITreeWidget.setColumnWidth(3, 150) self.mLFETreeWidget.headerItem().setText(0, _translate("MainWindow", "平均油耗[LFE]")) self.mLFETreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mLFETreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mLFETreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal(L/h)")) self.mLFETreeWidget.setColumnWidth(0, 150) self.mLFETreeWidget.setColumnWidth(1, 150) self.mLFETreeWidget.setColumnWidth(2,550) self.mLFETreeWidget.setColumnWidth(3, 150) self.mETC2TreeWidget.headerItem().setText(0, _translate("MainWindow", "档位[ETC2]")) self.mETC2TreeWidget.headerItem().setText(1, _translate("MainWindow", "CanID")) self.mETC2TreeWidget.headerItem().setText(2, _translate("MainWindow", "Data")) self.mETC2TreeWidget.headerItem().setText(3, _translate("MainWindow", "Signal")) self.mETC2TreeWidget.setColumnWidth(0, 150) self.mETC2TreeWidget.setColumnWidth(1, 150) self.mETC2TreeWidget.setColumnWidth(2,550) self.mETC2TreeWidget.setColumnWidth(3, 150) self.tableWidget.setColumnWidth(0, 200) self.tableWidget.setColumnWidth(1, 150) self.tableWidget.setColumnWidth(4,450) self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab), _translate("MainWindow", "CanOBD Inf Show")) self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab_2), _translate("MainWindow", "CanOBD J1939 Show")) self.mComCfgBox.setTitle(_translate("MainWindow", "串口配置")) self.mPortName.setText(_translate("MainWindow", "端口号")) self.mBpsName.setText(_translate("MainWindow", "波特率")) self.mDatabitName.setText(_translate("MainWindow", "数据位")) self.mStopName.setText(_translate("MainWindow", "停止位")) self.mOddName.setText(_translate("MainWindow", "检验位")) self.mDatabitVal.setText(_translate("MainWindow", "8")) self.mStopBitVal.setText(_translate("MainWindow", "1")) self.mOddVal.setText(_translate("MainWindow", "无")) self.mBPSVal.setItemText(0, _translate("MainWindow", "9600")) self.mBPSVal.setItemText(1, _translate("MainWindow", "19200")) self.mBPSVal.setItemText(2, _translate("MainWindow", "115200")) self.mBPSVal.setItemText(3, _translate("MainWindow", "230400")) self.mBPSVal.setItemText(4, _translate("MainWindow", "256000")) self.mBPSVal.setItemText(5, _translate("MainWindow", "460800")) port_list = list(serial.tools.list_ports.comports()) if port_list.__len__() is not 0: for num in range(port_list.__len__()): self.mPortVal.setItemText(num, _translate("MainWindow", str(port_list[num].device))) serialport = self.mPortVal.currentText() serialbaudrate = self.mBPSVal.currentText() self.LSerial = SerialThread(serialport, serialbaudrate) self.mCycleCfgBox.setTitle(_translate("MainWindow", "过滤设置(周期)")) self.mcheck1000ms.setText(_translate("MainWindow", "1000ms 周期")) self.mcheck500ms.setText(_translate("MainWindow", "500ms 周期")) self.mcheck100ms.setText(_translate("MainWindow", "100ms 周期")) self.mcheck50ms.setText(_translate("MainWindow", "50ms 周期")) self.mcheck20ms.setText(_translate("MainWindow", "20ms 周期")) self.mcheck200ms.setText(_translate("MainWindow", "200ms 周期")) self.mEventSigBox.setTitle(_translate("MainWindow", "事件信号策略")) self.radioLeftREvent.setText(_translate("MainWindow", "左右转 事件")) self.radioKiilEvent.setText(_translate("MainWindow", "刹车 事件")) self.radioPEvent.setText(_translate("MainWindow", "档位 事件")) self.radioOpenCloseEvent.setText(_translate("MainWindow", "开关门 事件")) self.mReadOBDinfBox.setTitle(_translate("MainWindow", "主动读取信息")) self.radioVinRead.setText(_translate("MainWindow", "VIN 信息")) def OpenSerial(self): if self.LSerial != None: if self.LSerial.SerialIsOpen(): self.LSerial.__del__() port_list = list(serial.tools.list_ports.comports()) if port_list.__len__() != 0: serialport = self.mPortVal.currentText() serialbaudrate = self.mBPSVal.currentText() self.LSerial.__init__(serialport,serialbaudrate) # 开启线程 self.thread = Worker() # 创建线程对象 self.thread.update_signal.connect(self.CanOBDdatarefresh) # 连接信号和槽 self.thread.update_signal.connect(self.LSerial.Com_read_frame) # 连接信号和槽 self.thread.start() # 启动线程 #self.LSerial.Com_read_frame() def CloseSerial(self): if self.LSerial.SerialIsOpen(): self.LSerial.close() def Serialconnectslot(self): self.mOpenSerial.accepted.connect(self.OpenSerial) self.mOpenSerial.rejected.connect(self.CloseSerial) def CanOBDdatarefresh(self): index = 0 for indexitem in CanOBDItemList: itemTime = QTableWidgetItem(str(indexitem[0])) itemCanID = QTableWidgetItem(str(indexitem[1])) itemType = QTableWidgetItem(str(indexitem[2])) itemLen = QTableWidgetItem(str(indexitem[3])) itemData = QTableWidgetItem(str(indexitem[4])) self.tableWidget.setItem(index,0,itemTime) self.tableWidget.setItem(index, 1, itemCanID) self.tableWidget.setItem(index, 2, itemType) self.tableWidget.setItem(index, 3, itemLen) self.tableWidget.setItem(index, 4, itemData) index += 1 self.tableWidget.show() class Worker(QThread): update_signal = pyqtSignal(int) # 定义一个信号,用于传递更新信息到主线程 def run(self): # 模拟耗时操作 while True: time.sleep(0.05) self.update_signal.emit(1) # 发射信号,传递更新信息 怎么在tab2对应位置填入数据,canid,data以及signal
07-09
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