diff --git a/.vscode/settings.json b/.vscode/settings.json
index 0bc16b9..89f4d42 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -163,7 +163,8 @@
         "qfiledialog": "cpp",
         "qvboxlayout": "cpp",
         "qapplication": "cpp",
-        "qmessagebox": "cpp"
+        "qmessagebox": "cpp",
+        "qmainwindow": "cpp"
     },
     "makefile.configureOnOpen": false,
     "C_Cpp.default.configurationProvider": "ms-vscode.cmake-tools",
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 91c2adc..591d3d7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,6 @@
 cmake_minimum_required(VERSION 3.16)
 
-project(std_reg LANGUAGES CXX)
-
-set(CMAKE_INCLUDE_CURRENT_DIR ON)
+project(std_reg VERSION 1.0 LANGUAGES CXX)
 
 set(CMAKE_AUTOUIC ON)
 set(CMAKE_AUTOMOC ON)
@@ -15,14 +13,62 @@ if (MSVC)
     add_compile_options(/utf-8)
 endif()
 
-find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets) 
+find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets)
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets)
 
-add_executable(std_reg
-  main.cpp
-  mainwindow.cpp
-  mainwindow.h
-  mainwindow.ui
+set(PROJECT_SOURCES
+        main.cpp
+        mainwidget.cpp
+        mainwidget.h resource/ico.rc
+        mainwidget.ui std_reg.qrc
 )
 
+if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
+    qt_add_executable(std_reg
+        MANUAL_FINALIZATION
+        ${PROJECT_SOURCES}
+    )
+# Define target properties for Android with Qt 6 as:
+#    set_property(TARGET std_reg APPEND PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR
+#                 ${CMAKE_CURRENT_SOURCE_DIR}/android)
+# For more information, see https://doc.qt.io/qt-6/qt-add-executable.html#target-creation
+else()
+    if(ANDROID)
+        add_library(std_reg SHARED
+            ${PROJECT_SOURCES}
+        )
+# Define properties for Android with Qt 5 after find_package() calls as:
+#    set(ANDROID_PACKAGE_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/android")
+    else()
+        add_executable(std_reg
+            ${PROJECT_SOURCES}
+        )
+    endif()
+endif()
+
 target_link_libraries(std_reg PRIVATE Qt${QT_VERSION_MAJOR}::Widgets)
+
+# Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.
+# If you are developing for iOS or macOS you should consider setting an
+# explicit, fixed bundle identifier manually though.
+if(${QT_VERSION} VERSION_LESS 6.1.0)
+  set(BUNDLE_ID_OPTION MACOSX_BUNDLE_GUI_IDENTIFIER com.example.std_reg)
+endif()
+set_target_properties(std_reg PROPERTIES
+    ${BUNDLE_ID_OPTION}
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+    MACOSX_BUNDLE TRUE
+    WIN32_EXECUTABLE TRUE
+)
+
+include(GNUInstallDirs)
+install(TARGETS std_reg
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)
+
+if(QT_VERSION_MAJOR EQUAL 6)
+    qt_finalize_executable(std_reg)
+endif()
diff --git a/main.cpp b/main.cpp
index fd3e533..f2f89a8 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,11 +1,18 @@
-#include "mainwindow.h"
+#include "mainwidget.h"
 
 #include <QApplication>
 
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
-    MainWindow w;
+
+    QFont font = a.font();
+    font.setHintingPreference(QFont::PreferNoHinting);
+    font.setPointSize(13);
+    a.setFont(font);
+
+    CTryReg w;
+    a.setStyle("windows");
     w.show();
     return a.exec();
 }
diff --git a/mainwidget.cpp b/mainwidget.cpp
new file mode 100644
index 0000000..65c4dab
--- /dev/null
+++ b/mainwidget.cpp
@@ -0,0 +1,162 @@
+#include "mainwidget.h"
+#include "./ui_mainwidget.h"
+#include <QDir>
+#include <QMessageBox>
+#include <regex>
+
+CTryReg::CTryReg(QWidget* parent) : QWidget(parent), ui(new Ui::CTryReg)
+{
+    ui->setupUi(this);
+
+    setWindowTitle("STD_REG 1.0");
+    ui->edRet->setReadOnly(true);
+    connect(ui->btnSearch, &QPushButton::clicked, this, &CTryReg::reg_search);
+    connect(ui->btnMatch, &QPushButton::clicked, this, &CTryReg::reg_match);
+    connect(ui->btnIterator, &QPushButton::clicked, this, &CTryReg::reg_iterator);
+    connect(ui->btnExit, &QPushButton::clicked, this, &CTryReg::close);
+    connect(ui->btnOpenHis, &QPushButton::clicked, this, &CTryReg::open_his);
+
+    QString home = QDir::homePath();
+    QDir dir(home);
+    his_path_ = dir.absoluteFilePath(".config/std_reg");
+    QDir path(his_path_);
+    if (!path.exists()) {
+        path.mkpath(his_path_);
+    }
+    his_path_ = his_path_ + "/history.txt";
+}
+
+CTryReg::~CTryReg()
+{
+    delete ui;
+}
+
+void CTryReg::reg_search()
+{
+    ui->listWidget->clear();
+    ui->edRet->clear();
+    std::string pattern = ui->edReg->text().toStdString();
+    std::string str = ui->plainTextEdit->toPlainText().toStdString();
+
+    if (pattern.empty() || str.empty()) {
+        return;
+    }
+    try {
+        std::smatch match;
+        std::regex rg(pattern);
+        if (std::regex_search(str, match, rg)) {
+            ui->edRet->setText("Success.");
+            for (const auto& m : match) {
+                ui->listWidget->addItem(QString::fromStdString(m.str()));
+            }
+        } else {
+            ui->edRet->setText("Failed.");
+        }
+    } catch (const std::exception& e) {
+        ui->edRet->setText(QString::fromStdString(e.what()));
+    }
+    append_his(QString::fromStdString(str), QString::fromStdString(pattern));
+}
+
+void CTryReg::reg_match()
+{
+    ui->listWidget->clear();
+    ui->edRet->clear();
+    std::string pattern = ui->edReg->text().toStdString();
+    std::string str = ui->plainTextEdit->toPlainText().toStdString();
+
+    if (pattern.empty() || str.empty()) {
+        return;
+    }
+    try {
+        std::regex rg(pattern);
+        if (std::regex_match(str, rg)) {
+            ui->edRet->setText("Success.");
+        } else {
+            ui->edRet->setText("Failed.");
+        }
+    } catch (const std::exception& e) {
+        ui->edRet->setText(QString::fromStdString(e.what()));
+    }
+    append_his(QString::fromStdString(str), QString::fromStdString(pattern));
+}
+
+void CTryReg::reg_iterator()
+{
+    ui->listWidget->clear();
+    ui->edRet->clear();
+    std::string pattern = ui->edReg->text().toStdString();
+    std::string str = ui->plainTextEdit->toPlainText().toStdString();
+
+    if (pattern.empty() || str.empty()) {
+        return;
+    }
+    try {
+        std::regex rg(pattern);
+        auto begin = std::sregex_iterator(str.begin(), str.end(), rg);
+        auto end = std::sregex_iterator();
+        if (begin != end) {
+            ui->edRet->setText("Success.");
+            while (begin != end) {
+                for (const auto& item : *begin) {
+                    ui->listWidget->addItem(QString::fromStdString(item.str()));
+                }
+                ++begin;
+            }
+        } else {
+            ui->edRet->setText("Failed.");
+        }
+    } catch (const std::exception& e) {
+        ui->edRet->setText(QString::fromStdString(e.what()));
+    }
+    append_his(QString::fromStdString(str), QString::fromStdString(pattern));
+}
+
+bool CTryReg::append_his(const QString& da, const QString& db)
+{
+    QFile file(his_path_);
+    if (!file.open(QIODevice::ReadWrite | QIODevice::Text)) {
+        return false;
+    }
+
+    QTextStream in(&file);
+    QString content = in.readAll();
+
+    QString search_pattern = "【字符串】\n" + da + "\n【表达式】\n" + db + "\n";
+    if (content.contains(search_pattern)) {
+        file.close();
+        return true;
+    }
+
+    QTextStream out(&file);
+    out.setDevice(&file);   // 重新设置输出流到文件末尾
+    QString currentDateTime = QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss");
+    out << currentDateTime << "\n";
+    out << "【字符串】\n" << da << "\n";
+    out << "【表达式】\n" << db << "\n\n";
+    file.close();
+    return true;
+}
+
+void CTryReg::open_his()
+{
+    if (!QFileInfo::exists(his_path_)) {
+        QMessageBox::warning(nullptr, "错误", "文件不存在：" + his_path_);
+        return;
+    }
+
+#ifdef Q_OS_WIN
+    // Windows 系统使用 "notepad" 或者直接调用文件
+    process.start("notepad", QStringList() << his_path_);
+#elif defined(Q_OS_MAC)
+    // macOS 系统使用 "open" 命令
+    process.start("open", QStringList() << his_path_);
+#else
+    // Linux 或其他类 Unix 系统使用 "xdg-open"
+    process.start("xdg-open", QStringList() << his_path_);
+#endif
+    // 检查是否启动成功
+    if (!process.waitForStarted()) {
+        QMessageBox::warning(nullptr, "错误", "无法启动系统编辑器！");
+    }
+}
diff --git a/mainwidget.h b/mainwidget.h
new file mode 100644
index 0000000..80824ce
--- /dev/null
+++ b/mainwidget.h
@@ -0,0 +1,35 @@
+#ifndef MAINWIDGET_H
+#define MAINWIDGET_H
+
+#include <QWidget>
+#include <QProcess>
+
+QT_BEGIN_NAMESPACE
+namespace Ui {
+class CTryReg;
+}
+QT_END_NAMESPACE
+
+class CTryReg : public QWidget
+{
+    Q_OBJECT
+
+public:
+    CTryReg(QWidget *parent = nullptr);
+    ~CTryReg();
+
+private:
+    void reg_search();
+    void reg_match();
+    void reg_iterator();
+    bool append_his(const QString& da, const QString& db);
+    void open_his();
+
+private:
+    QString his_path_{};
+    QProcess process;
+
+private:
+    Ui::CTryReg *ui;
+};
+#endif // MAINWIDGET_H
diff --git a/mainwidget.ui b/mainwidget.ui
new file mode 100644
index 0000000..c962426
--- /dev/null
+++ b/mainwidget.ui
@@ -0,0 +1,116 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CTryReg</class>
+ <widget class="QWidget" name="CTryReg">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1162</width>
+    <height>426</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>CTryReg</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_3">
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_4">
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout">
+       <item>
+        <widget class="QLabel" name="label">
+         <property name="text">
+          <string>字符串</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPlainTextEdit" name="plainTextEdit"/>
+       </item>
+      </layout>
+     </item>
+     <item>
+      <layout class="QVBoxLayout" name="verticalLayout_2">
+       <item>
+        <widget class="QLabel" name="label_2">
+         <property name="text">
+          <string>结果</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QListWidget" name="listWidget"/>
+       </item>
+      </layout>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_3">
+     <item>
+      <widget class="QLabel" name="label_3">
+       <property name="text">
+        <string>表达式：</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QLineEdit" name="edReg"/>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QLabel" name="label_4">
+       <property name="text">
+        <string>成功否：</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QLineEdit" name="edRet"/>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnExit">
+       <property name="text">
+        <string>退出</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnOpenHis">
+       <property name="text">
+        <string>打开历史</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnSearch">
+       <property name="text">
+        <string>search</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnMatch">
+       <property name="text">
+        <string>match</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnIterator">
+       <property name="text">
+        <string>iterator</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/mainwindow.cpp b/mainwindow.cpp
deleted file mode 100644
index a06fc8e..0000000
--- a/mainwindow.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-#include "mainwindow.h"
-#include "./ui_mainwindow.h"
-
-MainWindow::MainWindow(QWidget *parent)
-    : QMainWindow(parent)
-    , ui(new Ui::MainWindow)
-{
-    ui->setupUi(this);
-}
-
-MainWindow::~MainWindow()
-{
-    delete ui;
-}
-
diff --git a/mainwindow.h b/mainwindow.h
deleted file mode 100644
index 4643e32..0000000
--- a/mainwindow.h
+++ /dev/null
@@ -1,21 +0,0 @@
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
-
-#include <QMainWindow>
-
-QT_BEGIN_NAMESPACE
-namespace Ui { class MainWindow; }
-QT_END_NAMESPACE
-
-class MainWindow : public QMainWindow
-{
-    Q_OBJECT
-
-public:
-    MainWindow(QWidget *parent = nullptr);
-    ~MainWindow();
-
-private:
-    Ui::MainWindow *ui;
-};
-#endif // MAINWINDOW_H
diff --git a/mainwindow.ui b/mainwindow.ui
deleted file mode 100644
index b232854..0000000
--- a/mainwindow.ui
+++ /dev/null
@@ -1,22 +0,0 @@
-<?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>800</width>
-    <height>600</height>
-   </rect>
-  </property>
-  <property name="windowTitle">
-   <string>MainWindow</string>
-  </property>
-  <widget class="QWidget" name="centralwidget"/>
-  <widget class="QMenuBar" name="menubar"/>
-  <widget class="QStatusBar" name="statusbar"/>
- </widget>
- <resources/>
- <connections/>
-</ui>
diff --git a/resource/favicon.ico b/resource/favicon.ico
new file mode 100644
index 0000000..247464f
Binary files /dev/null and b/resource/favicon.ico differ
diff --git a/resource/ico.rc b/resource/ico.rc
new file mode 100644
index 0000000..da3e7bc
--- /dev/null
+++ b/resource/ico.rc
@@ -0,0 +1 @@
+IDI_ICON1 ICON DISCARDABLE "favicon.ico"
\ No newline at end of file
diff --git a/std_reg.qrc b/std_reg.qrc
new file mode 100644
index 0000000..2f36ca8
--- /dev/null
+++ b/std_reg.qrc
@@ -0,0 +1,5 @@
+<RCC>
+    <qresource prefix="/">
+        <file>resource/favicon.ico</file>
+    </qresource>
+</RCC>