Qt之读取配置文件

一、读取配置文件增删功能与修改参数数据

 #ifndef CONFIG_H
 #define CONFIG_H

 #define QS_FILEPATH "E:\\woo\\Code\\Qt\\APP_002_READCONF\\config.ini"

 #endif // CONFIG_H

 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H

 #include <QMainWindow>
 #include "config.h"
 #include <QSettings>
 #include <QDebug>
 namespace Ui {
 class MainWindow;
 }

 class MainWindow : public QMainWindow
 {
     Q_OBJECT

 public:
     explicit MainWindow(QWidget *parent = );
     ~MainWindow();

 private:
     Ui::MainWindow *ui;

     QSettings *qs;
     bool P01_FUN1;
     bool P02_FUN2;
     QString P03_Passwd;

     void F_Read_Config();
     void F_Exec_Fun1();
     void F_Exec_Fun2();
 };

 #endif // MAINWINDOW_H

 #include "mainwindow.h"
 #include "ui_mainwindow.h"

 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
     ui(new Ui::MainWindow)
 {
     ui->setupUi(this);
     qs = new QSettings(QS_FILEPATH, QSettings::IniFormat);
     F_Read_Config();
     if(P01_FUN1)
     {
         F_Exec_Fun1();
     }
     if(P02_FUN2)
     {
         F_Exec_Fun2();
     }
 }

 MainWindow::~MainWindow()
 {
     delete ui;
 }
 void MainWindow::F_Read_Config()
 {
     P01_FUN1 = qs->value("P01_FUN1",true).toBool();
     if(P01_FUN1)
     {
         P01_FUN1 = true;
     }

     P02_FUN2 = qs->value("P02_FUN2",true).toBool();
     if(P02_FUN2)
     {
         P02_FUN2 = true;
     }

     P03_Passwd = qs->value("P03_Passwd","").toString();
     if(P03_Passwd.length() == )
     {
         P03_Passwd = "";
     }
 }
 void MainWindow::F_Exec_Fun1()
 {
     qDebug(".................[fun1]");
 }
 void MainWindow::F_Exec_Fun2()
 {
     qDebug()<<".................[fun2] Passwd = "+P03_Passwd;
 }