【QT5】【错误码】查找工具

来源：互联网发布：中国什么发生战争知乎编辑：程序博客网时间：2024/06/06 19:09

相信朋友们在工作中，项目的代码都会存在各种各样的错误码，每次看到错误码都需要到代码里面去查找错误码所对应的的含义，本人写了一个错误码的解析工具，供大家参考，可以很方便的利用工具找到错误码的含义所在

1、界面如下所示

2、点击OPEN按钮，打开错误码文件，可以找到所有的错误码枚举值和宏定义；

3、在CLEAR前的输入框，输入要查找的错误码，左下方就会显示相应的值

源码：

//MainWindow.h

#ifndef MAINWINDOW_H#define MAINWINDOW_H#include <QtWidgets>#include <QMainWindow>#include <QMap>namespace Ui {class MainWindow;}class MainWindow : public QMainWindow{    Q_OBJECTpublic:    explicit MainWindow(QWidget *parent = 0);    ~MainWindow();private slots:    void on_openButton_clicked();    void on_filterEdit_textChanged(const QString &arg1);    void on_clearButton_clicked();private:    int findValue(const QString &value);    void addItemNewContent(const QString &name, const QString &value);    void addItemContent(const QString &name, const QString &value);    void addMapItem();    void FindNewBase(QString &line);    void FindNew(QString &line,int num);    void FindNewAdd(QString &line);    void FindEqualBase(QString &line);    void FindAddBase(QString &line);    void ParseFile(QTextStream &in);    void FindNewBaseAdd(QString &line);    void ParseLine(QString &line);    void clearWidget();    Ui::MainWindow *ui;    int mRow;    int mColumn;    QString curValue;    QMap<QString,QString> mMap;};#endif // MAINWINDOW_H

#include "mainwindow.h"#include "ui_mainwindow.h"MainWindow::MainWindow(QWidget *parent) :    QMainWindow(parent),    ui(new Ui::MainWindow){    mRow    = 0;    mColumn = 0;    ui->setupUi(this);    ui->tableWidget->setColumnCount(2);    ui->tableWidget->setColumnWidth(0,100);    ui->tableWidget->setEditTriggers(QAbstractItemView::NoEditTriggers);    QStringList head;    head << "Name" << "Value";    ui->tableWidget->setHorizontalHeaderLabels(head);    ui->fileEdit->setText("D:/work/ErrorCode/errcode.h");}MainWindow::~MainWindow(){    delete ui;}void MainWindow::addItemNewContent(const QString &name, const QString &value){    if(!mMap.contains(name))    {        return;    }    mMap[name] = value;    ui->tableWidget->insertRow(mRow);    QTableWidgetItem *item  = new QTableWidgetItem(name);    ui->tableWidget->setItem(mRow, 0, item);    QTableWidgetItem *item2 = new QTableWidgetItem(value);    ui->tableWidget->setItem(mRow, 1, item2);    curValue = value;    mRow++;}void MainWindow::addItemContent(const QString &name, const QString &value){    if(mMap.contains(name))    {        return;    }    mMap[name] = value;    ui->tableWidget->insertRow(mRow);    QTableWidgetItem *item  = new QTableWidgetItem(name);    ui->tableWidget->setItem(mRow, 0, item);    QTableWidgetItem *item2 = new QTableWidgetItem(value);    ui->tableWidget->setItem(mRow, 1, item2);    curValue = value;    mRow++;}void MainWindow::FindNewBase(QString &line){    QStringList list = line.split(" ", QString::SkipEmptyParts);    QString name = list[1];    QString value = list[2];    addItemContent(name,value);}void MainWindow::FindNew(QString &line,int num){    //qDebug() << line << ":" << num;    QStringList list = line.split(QRegExp("\\W+"),QString::SkipEmptyParts);    qDebug() << list;    if(list.length() != 1)    {        return;    }    QString name = list[0];    QString value = "0x"+QString::number((curValue.toInt(0,0)+1),16);    addItemContent(name,value);}void MainWindow::FindNewAdd(QString &line){    QStringList list = line.split(QRegExp("\\W+"),QString::SkipEmptyParts);    if(list.length() != 3)    {        return;    }    if(!mMap.contains(list[1]))    {        qDebug() << mMap;        return;    }    QString name = list[0];    QString value = "0x"+QString::number((mMap[list[1]].toInt(0,0)+list[2].toInt(0,0)),16);    addItemContent(name,value);}void MainWindow::FindEqualBase(QString &line){    QStringList list = line.split(QRegExp("\\W+"),QString::SkipEmptyParts);    if(list.length() != 2)    {        return;    }    if(!mMap.contains(list[1]))    {        qDebug() << mMap;        return;    }    QString name = list[0];    QString value = mMap[list[1]];//QString(mMap[list[2]].toInt(0,16)+list[4].toInt(0,16));    addItemContent(name,value);}void MainWindow::FindNewBaseAdd(QString &line){    QStringList list = line.split(QRegExp("\\W+"),QString::SkipEmptyParts);    if(list.length() != 4)    {        return;    }    if(!mMap.contains(list[2]))    {        qDebug() << mMap;        return;    }    QString name = list[1];    QString value = "0x"+QString::number((mMap[list[2]].toInt(0,0)+list[3].toInt(0,0)),16);    addItemContent(name,value);}void MainWindow::ParseLine(QString &line){    //qDebug() << line;    if(line.contains(QRegExp("#define\\s+\\w+\\s+\\dx\\d+$")))    {        FindNewBase(line);    }    else if(line.contains(QRegExp("=\\s*\\w+;$")))    {        FindEqualBase(line);    }    else if(line.contains(QRegExp("=\\s*\\w+[ ]\\+[ ]")))    {        FindNewAdd(line);    }    else if(line.contains(QRegExp("\\s*\\w+\\;$")))    {        FindNew(line,1);    }    else if(line.contains(QRegExp("^#define\\s+\\w+\\s+\\(\\w+\\+\\w+\\)$")))    {        FindNewBaseAdd(line);    }}void MainWindow::ParseFile(QTextStream &in){    QString line = in.readLine();    while(!line.isNull())    {        ui->textEdit->append(line);        ParseLine(line);        line = in.readLine();    }}int MainWindow::findValue(const QString &value){    QMapIterator<QString,QString> i(mMap);    int flag = 0;    while(i.hasNext())    {        i.next();        if(i.value() == value)        {            flag=1;            addItemNewContent(i.key(),i.value());        }    }    return flag;}void MainWindow::on_filterEdit_textChanged(const QString &arg1){    clearWidget();    if(findValue(arg1))    {        return;    }    addMapItem();}void MainWindow::on_openButton_clicked(){    QString fileName;    if((ui->fileEdit->text().length()))    {        fileName = ui->fileEdit->text();    }    else    {        fileName = QFileDialog::getOpenFileName(this);    }    QFile file(fileName);    if (!file.open(QFile::ReadOnly | QFile::Text)) {        QMessageBox::warning(this, tr("Application"),                             tr("Cannot read file %1:\n%2.")                             .arg(fileName)                             .arg(file.errorString()));        return;    }    ui->fileEdit->setText(fileName);    QTextStream in(&file);#ifndef QT_NO_CURSOR    QApplication::setOverrideCursor(Qt::WaitCursor);#endif    ParseFile(in);#ifndef QT_NO_CURSOR    QApplication::restoreOverrideCursor();#endif    //setCurrentFile(fileName);    //statusBar()->showMessage(tr("File loaded"), 2000);}void MainWindow::addMapItem(){    QMap<QString,QString>::iterator it;    for(it=mMap.begin(); it!=mMap.end(); it++)    {        addItemNewContent(it.key(),it.value());    }}void MainWindow::clearWidget(){    ui->tableWidget->setRowCount(0);    mRow    = 0;    mColumn = 0;}void MainWindow::on_clearButton_clicked(){    ui->filterEdit->clear();}

<?xml version="1.0" encoding="UTF-8"?><ui version="4.0"> <class>MainWindow</class> <widget class="QMainWindow" name="MainWindow">  <property name="geometry">   <rect>    <x>0</x>    <y>0</y>    <width>517</width>    <height>347</height>   </rect>  </property>  <property name="windowTitle">   <string>MainWindow</string>  </property>  <widget class="QWidget" name="centralWidget">   <layout class="QGridLayout" name="gridLayout">    <item row="0" column="0" colspan="2">     <layout class="QHBoxLayout" name="horizontalLayout">      <item>       <widget class="QLineEdit" name="fileEdit"/>      </item>      <item>       <spacer name="horizontalSpacer">        <property name="orientation">         <enum>Qt::Horizontal</enum>        </property>        <property name="sizeType">         <enum>QSizePolicy::Fixed</enum>        </property>        <property name="sizeHint" stdset="0">         <size>          <width>40</width>          <height>20</height>         </size>        </property>       </spacer>      </item>      <item>       <widget class="QPushButton" name="openButton">        <property name="text">         <string>OPEN</string>        </property>       </widget>      </item>     </layout>    </item>    <item row="1" column="0" colspan="2">     <layout class="QHBoxLayout" name="horizontalLayout_2">      <item>       <widget class="QLineEdit" name="filterEdit"/>      </item>      <item>       <spacer name="horizontalSpacer_2">        <property name="orientation">         <enum>Qt::Horizontal</enum>        </property>        <property name="sizeType">         <enum>QSizePolicy::Fixed</enum>        </property>        <property name="sizeHint" stdset="0">         <size>          <width>40</width>          <height>20</height>         </size>        </property>       </spacer>      </item>      <item>       <widget class="QPushButton" name="clearButton">        <property name="text">         <string>CLEAR</string>        </property>       </widget>      </item>     </layout>    </item>    <item row="2" column="0">     <widget class="QTableWidget" name="tableWidget">      <property name="layoutDirection">       <enum>Qt::LeftToRight</enum>      </property>      <property name="columnCount">       <number>2</number>      </property>      <attribute name="verticalHeaderVisible">       <bool>false</bool>      </attribute>      <attribute name="verticalHeaderDefaultSectionSize">       <number>35</number>      </attribute>      <attribute name="verticalHeaderMinimumSectionSize">       <number>25</number>      </attribute>      <column/>      <column/>     </widget>    </item>    <item row="2" column="1">     <widget class="QTextEdit" name="textEdit"/>    </item>   </layout>  </widget>  <widget class="QToolBar" name="mainToolBar">   <attribute name="toolBarArea">    <enum>TopToolBarArea</enum>   </attribute>   <attribute name="toolBarBreak">    <bool>false</bool>   </attribute>  </widget>  <widget class="QStatusBar" name="statusBar"/> </widget> <layoutdefault spacing="6" margin="11"/> <resources/> <connections/></ui>

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