diff --git a/baseinfo/resultwindow.cpp b/baseinfo/resultwindow.cpp
index 26e448b..e516d73 100644
--- a/baseinfo/resultwindow.cpp
+++ b/baseinfo/resultwindow.cpp
@@ -9,9 +9,248 @@ ResultWindow::ResultWindow(QWidget *parent) :
     this->setFixedSize(766,383);
     this->setWindowModality(Qt::ApplicationModal);
     this->setWindowFlags(Qt::Dialog);
+
+    Refresh_ResultInfo_Table_INITIAL(ui->tbResult);
+    Table_To_ComboBox(ui->cboxClass, "class", 2, true);
+    Table_To_ComboBox(ui->cboxGrade, "grade", 1, true);
+    Table_To_ComboBox(ui->cboxKinds, "examkinds", 1, true);
+    Table_To_ComboBox(ui->cboxStuName, "student", 0, true);
+    Table_To_ComboBox(ui->cboxSubject, "subject", 1, true);
+    ui->cboxClass->setCurrentIndex(ui->cboxClass->count()-1);
+    ui->cboxGrade->setCurrentIndex(ui->cboxGrade->count()-1);
+    ui->cboxKinds->setCurrentIndex(ui->cboxKinds->count()-1);
+    ui->cboxStuName->setCurrentIndex(ui->cboxStuName->count()-1);
+    ui->cboxSubject->setCurrentIndex(ui->cboxSubject->count()-1);
+
+    this->subID = Refresh_KindsSubject_Table_Const("subject");
+    this->kindID = Refresh_KindsSubject_Table_Const("examkinds");
+
+    QObject::connect(ui->btnAdd, &QPushButton::clicked, this, &this->add_result);
+    QObject::connect(ui->btnDel, &QPushButton::clicked, this, &this->del_result);
+    QObject::connect(ui->btnEdit, &QPushButton::clicked, this, &this->edit_result);
+    QObject::connect(ui->btnQuery, &QPushButton::clicked, this, &this->refresh_result);
+
 }
 
 ResultWindow::~ResultWindow()
 {
     delete ui;
 }
+
+void ResultWindow::add_result()
+{
+    if (ui->cboxKinds->currentText()=="所有" || ui->cboxStuName->currentText()=="所有" || ui->cboxSubject->currentText()=="所有")
+        QMessageBox::warning(this, TITLE, "请选择具体的班级、考试信息！");
+    else
+    {
+        QString kind = this->kindID[Get_Index_By_Text(ui->cboxKinds, ui->cboxKinds->currentText())];
+        QString student = ui->cboxStuName->currentText();
+        QString subject = this->subID[Get_Index_By_Text(ui->cboxSubject, ui->cboxSubject->currentText())];
+        int ID = ui->tbResult->rowCount()+1;
+        double result = ui->editResult->value();
+        bool status = Add_Result_Table(ui->tbResult, QString("%0").arg(ID), student, kind, subject, QString("%0").arg(result));
+        ui->btnQuery->click();
+        if (status)
+            QMessageBox::information(this, TITLE, "添加成绩成功！");
+        else
+            QMessageBox::critical(this, TITLE, "信息增加失败！\n可能是数据库文件损坏、出现重名问题。");
+    }
+}
+
+void ResultWindow::del_result()
+{
+    int row = ui->tbResult->currentRow() + 1;
+    QMessageBox::StandardButton result = QMessageBox::question(this,TITLE,
+                          "是否要删除成绩 "+ui->tbResult->item(row-1,6)->text()+" ？");
+    if (result == QMessageBox::Yes)
+    {
+        if (Delete_Table(ui->tbResult, "result", row))
+        {
+            ui->btnQuery->click();
+            QMessageBox::information(this,TITLE,"删除成功！");
+        }
+        else
+        {
+            ui->btnQuery->click();
+            QMessageBox::critical(this,TITLE,"删除失败！");
+        }
+    }
+
+}
+
+void ResultWindow::refresh_result()
+{
+    Refresh_ResultInfo_Table_INITIAL(ui->tbResult);
+    for (int row=0; row<ui->tbResult->rowCount(); row++)
+    {
+        if (ui->cboxClass->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,2)->text().contains(ui->cboxClass->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+        if (ui->cboxKinds->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,4)->text().contains(ui->cboxKinds->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+        if (ui->cboxStuName->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,0)->text().contains(ui->cboxStuName->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+        if (ui->cboxSubject->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,3)->text().contains(ui->cboxSubject->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+    }
+}
+
+void ResultWindow::edit_result()
+{
+    QString KeyName, InputTitle, InputLabel;
+    enum QInputType {STRING, INT, COMBOBOX, UNEDIT, ERROR};
+    int NowType = ERROR;
+    switch (ui->tbResult->currentColumn())
+    {
+        case 0:
+            KeyName = "stuID";
+            InputTitle = "修改学生编号ID";
+            InputLabel = "请选择修改后的学生编号ID：";
+            NowType = COMBOBOX;
+        break;
+        case 1:
+            KeyName = "stuName";
+            InputTitle = "修改学生姓名";
+            InputLabel = "请输入修改后的学生姓名：";
+            NowType = UNEDIT;
+        break;
+        case 2:
+            KeyName = "classID";
+            InputTitle = "修改班级";
+            InputLabel = "请选择修改后的班级：";
+            NowType = UNEDIT;
+        break;
+        case 3:
+            KeyName = "subID";
+            InputTitle = "修改科目";
+            InputLabel = "请选择修改后的科目：";
+            NowType = COMBOBOX;
+        break;
+        case 4:
+            KeyName = "kindID";
+            InputTitle = "修改种类";
+            InputLabel = "请输入修改后的考试种类：";
+            NowType = COMBOBOX;
+        break;
+        case 5:
+            KeyName = "result";
+            InputTitle = "修改成绩";
+            InputLabel = "请选择修改后的成绩：";
+            NowType = INT;
+        break;
+        case 6:
+            KeyName = "ID";
+            InputTitle = "修改编号";
+            InputLabel = "请输入要修改后的编号：";
+            NowType = STRING;
+        break;
+        default:
+            KeyName = "UNKNOWN BY VLSMB";
+            InputTitle = "ERROR404";
+            InputLabel = "AN EXPRESSION OCCURRED...";
+    }
+    double Value_INT;
+    QString Value;
+    bool status = false;
+    switch (NowType)
+    {
+    case STRING:
+        Value = QInputDialog::getText(this, InputTitle,InputLabel,QLineEdit::Normal,ui->tbResult->currentItem()->text());
+        if (Value!="")
+        {
+            status = Updata_Table(ui->tbResult, "result", KeyName, Value);
+            if (status){
+                ui->btnQuery->click();
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else{
+                ui->btnQuery->click();
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");}
+        }
+    break;
+    case INT: // 其实是double，但懒得改了
+        Value_INT = QInputDialog::getDouble(this, InputTitle, InputLabel, ui->tbResult->currentItem()->text().toDouble(), 0, 1000, 3);
+        if (Value_INT != ui->tbResult->currentItem()->text().toDouble())
+        {
+            status = Updata_Table(ui->tbResult, "result", KeyName, QString("%0").arg(Value_INT));
+            if (status)
+            {
+                ui->btnQuery->click();
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");
+            }
+            else
+            {
+                ui->btnQuery->click();
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+            }
+        }
+    break;
+    case COMBOBOX:
+        switch (ui->tbResult->currentColumn())
+        {
+        case 0:
+            // 修改编号
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxStuName, true),
+                                          Get_Index_By_Text(ui->cboxStuName, ui->tbResult->currentItem()->text()),false);
+            if (Value == ui->tbResult->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbResult, "result", KeyName, Value);
+            if (status){
+                ui->btnQuery->click();
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+            {
+                ui->btnQuery->click();
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+            }
+        break;
+        case 3:
+            // 修改科目
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxSubject, true),
+                                          Get_Index_By_Text(ui->cboxSubject, ui->tbResult->currentItem()->text()),false);
+            if (Value == ui->tbResult->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbResult, "result", KeyName, this->subID[Get_Index_By_Text(ui->cboxSubject, Value)]);
+            if (status){
+                ui->btnQuery->click();
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else{
+                ui->btnQuery->click();
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+            }
+        break;
+        case 4:
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxKinds, false),
+                                          Get_Index_By_Text(ui->cboxKinds, ui->tbResult->currentItem()->text()),false);
+            if (Value == ui->tbResult->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbResult, "result", KeyName, this->kindID[Get_Index_By_Text(ui->cboxKinds, Value)]);
+            if (status){
+                ui->btnQuery->click();
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else{
+                ui->btnQuery->click();
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+            }
+        break;
+        }
+
+    break;
+    case UNEDIT:
+        QMessageBox::critical(this, TITLE, "禁止修改本项！");
+    break;
+    default:
+        QMessageBox::critical(this, TITLE, "未知错误！");
+
+    }
+}
diff --git a/baseinfo/resultwindow.h b/baseinfo/resultwindow.h
index db87dfc..db35146 100644
--- a/baseinfo/resultwindow.h
+++ b/baseinfo/resultwindow.h
@@ -1,7 +1,12 @@
 #ifndef RESULTWINDOW_H
 #define RESULTWINDOW_H
 
+#include "database.h"
+#define TITLE "学生成绩管理系统"
 #include <QMainWindow>
+#include <QMessageBox>
+#include <QInputDialog>
+#include <QStringList>
 
 namespace Ui {
 class ResultWindow;
@@ -14,9 +19,16 @@ class ResultWindow : public QMainWindow
 public:
     explicit ResultWindow(QWidget *parent = 0);
     ~ResultWindow();
+    QStringList subID;
+    QStringList kindID;
 
 private:
     Ui::ResultWindow *ui;
+public slots:
+    void add_result();
+    void edit_result();
+    void del_result();
+    void refresh_result();
 };
 
 #endif // RESULTWINDOW_H
diff --git a/baseinfo/resultwindow.ui b/baseinfo/resultwindow.ui
index 5b983cd..49a4e66 100644
--- a/baseinfo/resultwindow.ui
+++ b/baseinfo/resultwindow.ui
@@ -151,11 +151,6 @@
     <property name="editTriggers">
      <set>QAbstractItemView::NoEditTriggers</set>
     </property>
-    <column>
-     <property name="text">
-      <string>编号</string>
-     </property>
-    </column>
     <column>
      <property name="text">
       <string>学生编号</string>
@@ -186,6 +181,11 @@
       <string>成绩</string>
      </property>
     </column>
+    <column>
+     <property name="text">
+      <string>编号</string>
+     </property>
+    </column>
    </widget>
    <widget class="QLabel" name="label_4">
     <property name="geometry">
@@ -202,7 +202,7 @@
      </font>
     </property>
     <property name="text">
-     <string>学生姓名：</string>
+     <string>学生编号：</string>
     </property>
    </widget>
    <widget class="QLabel" name="label_5">
@@ -241,17 +241,10 @@
      <string>成绩：</string>
     </property>
    </widget>
-   <widget class="QLineEdit" name="editResult">
-    <property name="geometry">
-     <rect>
-      <x>687</x>
-      <y>356</y>
-      <width>71</width>
-      <height>20</height>
-     </rect>
-    </property>
-   </widget>
    <widget class="QComboBox" name="cboxGrade">
+    <property name="enabled">
+     <bool>false</bool>
+    </property>
     <property name="geometry">
      <rect>
       <x>233</x>
@@ -260,6 +253,9 @@
       <height>22</height>
      </rect>
     </property>
+    <property name="editable">
+     <bool>true</bool>
+    </property>
    </widget>
    <widget class="QLabel" name="label_10">
     <property name="geometry">
@@ -299,6 +295,25 @@
      </rect>
     </property>
    </widget>
+   <widget class="QDoubleSpinBox" name="editResult">
+    <property name="geometry">
+     <rect>
+      <x>670</x>
+      <y>350</y>
+      <width>71</width>
+      <height>31</height>
+     </rect>
+    </property>
+    <property name="decimals">
+     <number>3</number>
+    </property>
+    <property name="maximum">
+     <double>1000.000000000000000</double>
+    </property>
+    <property name="singleStep">
+     <double>0.001000000000000</double>
+    </property>
+   </widget>
   </widget>
  </widget>
  <resources>
@@ -321,5 +336,85 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>tbResult</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>380</x>
+     <y>190</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>615</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxClass</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>424</x>
+     <y>19</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>495</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxKinds</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>114</x>
+     <y>20</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>495</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxStuName</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>414</x>
+     <y>363</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>495</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxSubject</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>584</x>
+     <y>364</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>495</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/baseinfo/studentwindow.cpp b/baseinfo/studentwindow.cpp
index f017f15..7c3a1d7 100644
--- a/baseinfo/studentwindow.cpp
+++ b/baseinfo/studentwindow.cpp
@@ -9,9 +9,209 @@ StudentWindow::StudentWindow(QWidget *parent) :
     this->setFixedSize(705,414);
     this->setWindowModality(Qt::ApplicationModal);
     this->setWindowFlags(Qt::Dialog);
+
+    Refresh_StudentInfo_Table_INITIAL(ui->tbStudent);
+    this->gradeID = Refresh_Grade_Table_Const(ui->cboxGrade);
+    this->classID = Refresh_Classes_Table_Const(ui->cboxClass);
+    ui->cboxClass->addItem("所有");
+    ui->cboxGrade->addItem("所有");
+    ui->cboxClass->setCurrentIndex(ui->cboxClass->count()-1);
+    ui->cboxGrade->setCurrentIndex(ui->cboxGrade->count()-1);
+
+    QObject::connect(ui->btnQuery,&QPushButton::clicked,this, &this->refresh_student);
+    QObject::connect(ui->btnAdd, &QPushButton::clicked, this, &this->add_student);
+    QObject::connect(ui->btnDel, &QPushButton::clicked, this, &this->delete_student);
+    QObject::connect(ui->btnEdit, &QPushButton::clicked, this, &this->updata_student);
 }
 
 StudentWindow::~StudentWindow()
 {
     delete ui;
 }
+
+void StudentWindow::refresh_student()
+{
+    Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+}
+void StudentWindow::add_student()
+{
+    QString stuID = ui->editID->text();
+    QString stuName = ui->editName->text();
+    int age = ui->editAge->value();
+    QString sex = ui->cboxSex->currentText();
+    QString phone = ui->editPhone->text();
+    QString address = ui->editAddress->text();
+    QString Class = ui->cboxClass->currentText();
+    QString grade = ui->cboxGrade->currentText();
+    if (stuID=="" || stuName=="" || sex=="" || phone=="" || address=="" || Class=="所有" || grade=="所有")
+        QMessageBox::warning(this, TITLE, "请输入具体的学生信息以及选择具体的班级和年级！");
+    else
+    {
+        bool status = Add_Student_Table(ui->tbStudent, ui->cboxClass, ui->cboxGrade, stuID, stuName,
+                                        this->classID[Get_Index_By_Text(ui->cboxClass, Class)],
+                this->gradeID[Get_Index_By_Text(ui->cboxGrade, grade)], QString("%0").arg(age), sex, phone, address);
+        if (status)
+            QMessageBox::information(this, TITLE, "学生信息增加成功！");
+        else
+            QMessageBox::critical(this, TITLE, "学生信息增加失败！\n可能是数据库文件损坏、出现重名问题。");
+    }
+}
+void StudentWindow::delete_student()
+{
+    int row = ui->tbStudent->currentRow() + 1;
+    QMessageBox::StandardButton result = QMessageBox::question(this,TITLE,
+                          "是否要删除学生 "+ui->tbStudent->item(row-1,0)->text()+" ？");
+    if (result == QMessageBox::Yes)
+    {
+        if (Delete_Table(ui->tbStudent, "student", row))
+        {
+            ui->btnQuery->click();
+            QMessageBox::information(this,TITLE,"删除成功！");
+        }
+        else
+        {
+            ui->btnQuery->click();
+            QMessageBox::critical(this,TITLE,"删除失败！");
+        }
+    }
+}
+void StudentWindow::updata_student()
+{
+    QString KeyName, InputTitle, InputLabel;
+    enum QInputType {STRING, INT, COMBOBOX, ERROR};
+    int NowType = ERROR;
+    switch (ui->tbStudent->currentColumn())
+    {
+        case 0:
+            KeyName = "stuID";
+            InputTitle = "修改学生编号ID";
+            InputLabel = "请输入修改后的学生编号ID：";
+            NowType = STRING;
+        break;
+        case 1:
+            KeyName = "stuName";
+            InputTitle = "修改学生姓名";
+            InputLabel = "请输入修改后的学生姓名：";
+            NowType = STRING;
+        break;
+        case 2:
+            KeyName = "classID";
+            InputTitle = "修改班级";
+            InputLabel = "请选择修改后的班级：";
+            NowType = COMBOBOX;
+        break;
+        case 3:
+            KeyName = "gradeID";
+            InputTitle = "修改年级";
+            InputLabel = "请选择修改后的年级：";
+            NowType = COMBOBOX;
+        break;
+        case 4:
+            KeyName = "age";
+            InputTitle = "修改年龄";
+            InputLabel = "请输入修改后的年龄：";
+            NowType = INT;
+        break;
+        case 5:
+            KeyName = "sex";
+            InputTitle = "修改性别";
+            InputLabel = "请选择修改后的性别：";
+            NowType = COMBOBOX;
+        break;
+        case 6:
+            KeyName = "phone";
+            InputTitle = "修改电话";
+            InputLabel = "请输入要修改后的电话号码：";
+            NowType = STRING;
+        break;
+        case 7:
+            KeyName = "address";
+            InputTitle = "修改地址";
+            InputLabel = "请输入修改后的地址：";
+            NowType = STRING;
+        break;
+        default:
+            KeyName = "UNKNOWN BY VLSMB";
+            InputTitle = "ERROR404";
+            InputLabel = "AN EXPRESSION OCCURRED...";
+    }
+    int Value_INT;
+    QString Value;
+    bool status = false;
+    switch (NowType)
+    {
+    case STRING:
+        Value = QInputDialog::getText(this, InputTitle,InputLabel,QLineEdit::Normal,ui->tbStudent->currentItem()->text());
+        if (Value!="")
+        {
+            status = Updata_Table(ui->tbStudent, "student", KeyName, Value);
+            if (status){
+                Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+        }
+    break;
+    case INT:
+        Value_INT = QInputDialog::getInt(this, InputTitle, InputLabel,
+                                         ui->tbStudent->currentItem()->text().toInt(),0, 250);
+        if (Value_INT != ui->tbStudent->currentItem()->text().toInt())
+        {
+            status = Updata_Table(ui->tbStudent, "student", KeyName, QString("%0").arg(Value_INT));
+            if (status){
+                Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+        }
+    break;
+    case COMBOBOX:
+        switch (ui->tbStudent->currentColumn())
+        {
+        case 2:
+            // 修改班级
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxClass, true),
+                                          Get_Index_By_Text(ui->cboxClass, ui->tbStudent->currentItem()->text()),false);
+            if (Value == ui->tbStudent->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbStudent, "student", KeyName, this->classID[Get_Index_By_Text(ui->cboxClass, Value)]);
+            if (status){
+                Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+        break;
+        case 3:
+            // 修改年级
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxGrade, true),
+                                          Get_Index_By_Text(ui->cboxGrade, ui->tbStudent->currentItem()->text()),false);
+            if (Value == ui->tbStudent->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbStudent, "student", KeyName, this->gradeID[Get_Index_By_Text(ui->cboxGrade, Value)]);
+            if (status){
+                Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+        break;
+        case 5:
+            // 修改年龄
+            Value = QInputDialog::getItem(this, InputTitle, InputLabel,ComboBox_To_StringList(ui->cboxSex, false),
+                                          Get_Index_By_Text(ui->cboxSex, ui->tbStudent->currentItem()->text()),false);
+            if (Value == ui->tbStudent->currentItem()->text())
+                break;
+            status = Updata_Table(ui->tbStudent, "student", KeyName, Value);
+            if (status){
+                Refresh_StudentInfo_Table(ui->tbStudent, ui->cboxGrade, ui->cboxClass);
+                QMessageBox::information(this, TITLE, InputTitle+"成功！");}
+            else
+                QMessageBox::critical(this, TITLE, InputTitle+"失败！\n可能是数据库文件损坏、出现重名问题。");
+        break;
+        }
+
+    break;
+    default:
+        QMessageBox::critical(this, TITLE, "未知错误！");
+
+    }
+}
diff --git a/baseinfo/studentwindow.h b/baseinfo/studentwindow.h
index badbd5a..0be0dff 100644
--- a/baseinfo/studentwindow.h
+++ b/baseinfo/studentwindow.h
@@ -1,7 +1,12 @@
 #ifndef STUDENTWINDOW_H
 #define STUDENTWINDOW_H
 
+#include "database.h"
+#define TITLE "学生成绩管理系统"
 #include <QMainWindow>
+#include <QMessageBox>
+#include <QInputDialog>
+#include <QStringList>
 
 namespace Ui {
 class StudentWindow;
@@ -14,9 +19,17 @@ class StudentWindow : public QMainWindow
 public:
     explicit StudentWindow(QWidget *parent = 0);
     ~StudentWindow();
+    QStringList gradeID;
+    QStringList classID;
 
 private:
     Ui::StudentWindow *ui;
+
+public slots:
+    void refresh_student();
+    void delete_student();
+    void add_student();
+    void updata_student();
 };
 
 #endif // STUDENTWINDOW_H
diff --git a/baseinfo/studentwindow.ui b/baseinfo/studentwindow.ui
index 25038a7..e32adc5 100644
--- a/baseinfo/studentwindow.ui
+++ b/baseinfo/studentwindow.ui
@@ -183,12 +183,12 @@
     </column>
     <column>
      <property name="text">
-      <string>家庭地址</string>
+      <string>联系电话</string>
      </property>
     </column>
     <column>
      <property name="text">
-      <string>联系电话</string>
+      <string>家庭地址</string>
      </property>
     </column>
    </widget>
@@ -266,16 +266,6 @@
      <string>年龄：</string>
     </property>
    </widget>
-   <widget class="QLineEdit" name="editAge">
-    <property name="geometry">
-     <rect>
-      <x>507</x>
-      <y>353</y>
-      <width>71</width>
-      <height>20</height>
-     </rect>
-    </property>
-   </widget>
    <widget class="QLabel" name="label_7">
     <property name="geometry">
      <rect>
@@ -396,6 +386,22 @@
      <bool>true</bool>
     </property>
    </widget>
+   <widget class="QSpinBox" name="editAge">
+    <property name="geometry">
+     <rect>
+      <x>500</x>
+      <y>350</y>
+      <width>71</width>
+      <height>21</height>
+     </rect>
+    </property>
+    <property name="maximum">
+     <number>250</number>
+    </property>
+    <property name="value">
+     <number>0</number>
+    </property>
+   </widget>
   </widget>
  </widget>
  <resources>
@@ -418,5 +424,53 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>cboxClass</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>363</x>
+     <y>19</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>434</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxGrade</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>203</x>
+     <y>19</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>434</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>tbStudent</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>350</x>
+     <y>190</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>554</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/search/resultinfowindow.cpp b/search/resultinfowindow.cpp
index 7640b9c..91089b0 100644
--- a/search/resultinfowindow.cpp
+++ b/search/resultinfowindow.cpp
@@ -9,9 +9,37 @@ ResultInfoWindow::ResultInfoWindow(QWidget *parent) :
     this->setFixedSize(762,343);
     this->setWindowModality(Qt::ApplicationModal);
     this->setWindowFlags(Qt::Dialog);
+
+    Refresh_ResultInfo_Table_INITIAL(ui->tbResult);
+    Table_To_ComboBox(ui->cboxKinds, "examkinds", 1, true);
+    Table_To_ComboBox(ui->cboxSubject, "subject", 1, true);
+    ui->cboxKinds->setCurrentIndex(ui->cboxKinds->count()-1);
+    ui->cboxSubject->setCurrentIndex(ui->cboxSubject->count()-1);
+
+    QObject::connect(ui->btnQuery, &QPushButton::clicked, this, &this->search_result);
 }
 
 ResultInfoWindow::~ResultInfoWindow()
 {
     delete ui;
 }
+
+void ResultInfoWindow::search_result()
+{
+    Refresh_ResultInfo_Table_INITIAL(ui->tbResult);
+    for (int row=0; row< ui->tbResult->rowCount(); row++)
+    {
+        if (ui->cboxKinds->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,4)->text().contains(ui->cboxKinds->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+        if (ui->cboxSubject->currentText() != "所有")
+        {
+            if (!ui->tbResult->item(row,3)->text().contains(ui->cboxSubject->currentText()))
+                ui->tbResult->hideRow(row);
+        }
+        if (!ui->tbResult->item(row,1)->text().contains(ui->editName->text()))
+            ui->tbResult->hideRow(row);
+    }
+}
diff --git a/search/resultinfowindow.h b/search/resultinfowindow.h
index 17a6a30..0e07512 100644
--- a/search/resultinfowindow.h
+++ b/search/resultinfowindow.h
@@ -1,7 +1,9 @@
 #ifndef RESULTINFOWINDOW_H
 #define RESULTINFOWINDOW_H
+#define TITLE "学生成绩管理系统"
 
 #include <QMainWindow>
+#include "database.h"
 
 namespace Ui {
 class ResultInfoWindow;
@@ -17,6 +19,9 @@ class ResultInfoWindow : public QMainWindow
 
 private:
     Ui::ResultInfoWindow *ui;
+
+public slots:
+    void search_result();
 };
 
 #endif // RESULTINFOWINDOW_H
diff --git a/search/resultinfowindow.ui b/search/resultinfowindow.ui
index 0541448..f0e1c1b 100644
--- a/search/resultinfowindow.ui
+++ b/search/resultinfowindow.ui
@@ -114,6 +114,11 @@
       <string>成绩</string>
      </property>
     </column>
+    <column>
+     <property name="text">
+      <string>编号</string>
+     </property>
+    </column>
    </widget>
    <widget class="QLabel" name="label_5">
     <property name="geometry">
@@ -193,5 +198,53 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>cboxKinds</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>434</x>
+     <y>20</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>674</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>cboxSubject</sender>
+   <signal>currentIndexChanged(int)</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>591</x>
+     <y>19</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>674</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>editName</sender>
+   <signal>returnPressed()</signal>
+   <receiver>btnQuery</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>269</x>
+     <y>19</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>674</x>
+     <y>18</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/search/studentinfowindow.cpp b/search/studentinfowindow.cpp
index 4637ffa..e690c55 100644
--- a/search/studentinfowindow.cpp
+++ b/search/studentinfowindow.cpp
@@ -9,7 +9,7 @@ StudentInfoWindow::StudentInfoWindow(QWidget *parent) :
     this->setFixedSize(705,343);
     this->setWindowModality(Qt::ApplicationModal);
     this->setWindowFlags(Qt::Dialog);
-    Refresh_Table(ui->tbStudent,"student");
+    Refresh_StudentInfo_Table_INITIAL(ui->tbStudent);
 
     QObject::connect(ui->btnQuery, &QPushButton::clicked, this, &this->search_student);
 }
@@ -21,7 +21,7 @@ StudentInfoWindow::~StudentInfoWindow()
 
 void StudentInfoWindow::search_student()
 {
-    Refresh_Table(ui->tbStudent, "student");
+    Refresh_StudentInfo_Table_INITIAL(ui->tbStudent);
     int col = ui->cboxCondition->currentIndex();
     for (int row=0; row<ui->tbStudent->rowCount(); row++)
     {
diff --git a/settings/classeswindow.ui b/settings/classeswindow.ui
index a9b462b..9312ff2 100644
--- a/settings/classeswindow.ui
+++ b/settings/classeswindow.ui
@@ -236,5 +236,21 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>tbClass</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>153</x>
+     <y>80</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>246</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/settings/examkindswindow.ui b/settings/examkindswindow.ui
index b3dc573..74155ec 100644
--- a/settings/examkindswindow.ui
+++ b/settings/examkindswindow.ui
@@ -203,5 +203,21 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>tbKinds</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>143</x>
+     <y>80</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>135</x>
+     <y>216</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/settings/gradewindow.ui b/settings/gradewindow.ui
index 7459347..fd5c04d 100644
--- a/settings/gradewindow.ui
+++ b/settings/gradewindow.ui
@@ -203,5 +203,21 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>tbGrade</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>140</x>
+     <y>80</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>132</x>
+     <y>216</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>
diff --git a/settings/subjectwindow.ui b/settings/subjectwindow.ui
index 65c9fca..2da52cc 100644
--- a/settings/subjectwindow.ui
+++ b/settings/subjectwindow.ui
@@ -203,5 +203,21 @@
     </hint>
    </hints>
   </connection>
+  <connection>
+   <sender>tbSubject</sender>
+   <signal>doubleClicked(QModelIndex)</signal>
+   <receiver>btnEdit</receiver>
+   <slot>click()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>140</x>
+     <y>80</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>132</x>
+     <y>216</y>
+    </hint>
+   </hints>
+  </connection>
  </connections>
 </ui>