diff --git a/MainWidget.cpp b/MainWidget.cpp
index 7ad88ce..24b91a6 100644
--- a/MainWidget.cpp
+++ b/MainWidget.cpp
@@ -8,7 +8,7 @@ MainWidget::MainWidget(QWidget* parent) : QWidget(parent), ui(new Ui::MainWidget
 {
     ui->setupUi(this);
 
-    setWindowTitle(u8"OneLevelXmlOpr v1.1");
+    setWindowTitle(u8"OneLevelXmlOpr v1.2");
     setWindowIcon(QIcon("://resource/xml.ico"));
 
     setMinimumWidth(900);
@@ -34,6 +34,7 @@ MainWidget::MainWidget(QWidget* parent) : QWidget(parent), ui(new Ui::MainWidget
     connect(ui->btnDelSelectLine, &QPushButton::clicked, this, [&]() { del_select_line(); });
     connect(ui->btnExit, &QPushButton::clicked, this, [&]() { QApplication::exit(0); });
     connect(ui->btnReset, &QPushButton::clicked, this, &MainWidget::reset);
+    connect(ui->btnEditProperty, &QPushButton::clicked, this, &MainWidget::edit_property);
     connect(ui->btnPagePre, &QPushButton::clicked, this, [&]() {
         unsigned int cur = ui->edCurPage->text().toUInt();
         push_content(current_, cur - 1);
@@ -60,6 +61,24 @@ void MainWidget::copy_key()
     CUtil::msg(this, u8"已复制");
 }
 
+void MainWidget::edit_property()
+{
+    Element_t* target = get_current_select_key();
+    if (target == nullptr) {
+        return;
+    }
+    Property_t property;
+    xml_.get_key_value(target, property);
+    attri_edit_->set_attribute(property, false);
+    attri_edit_->exec();
+
+    if (!attri_edit_->is_ok_) {
+        return;
+    }
+    attri_edit_->get_attribute(property);
+    xml_.key_value_to_element(target, property);
+}
+
 MainWidget::~MainWidget()
 {
     delete attri_edit_;
diff --git a/MainWidget.h b/MainWidget.h
index b263417..6f22c5b 100644
--- a/MainWidget.h
+++ b/MainWidget.h
@@ -38,7 +38,7 @@ private:
     void reset();
     void judge_btn_page();
     void copy_key();
-
+    void edit_property();
 private:
     Element_t*        get_element_bykey(const QString& key);
     Element_t*        get_current_select_key();
diff --git a/MainWidget.ui b/MainWidget.ui
index 61554f4..d877832 100644
--- a/MainWidget.ui
+++ b/MainWidget.ui
@@ -168,6 +168,13 @@
        </property>
       </spacer>
      </item>
+     <item>
+      <widget class="QPushButton" name="btnEditProperty">
+       <property name="text">
+        <string>编辑</string>
+       </property>
+      </widget>
+     </item>
      <item>
       <widget class="QPushButton" name="btnCopyKey">
        <property name="text">
diff --git a/src/attribute_edit.cpp b/src/attribute_edit.cpp
index 1ef164f..43cb103 100644
--- a/src/attribute_edit.cpp
+++ b/src/attribute_edit.cpp
@@ -22,7 +22,7 @@ void CAttributeEdit::handle_ok()
     for (int i = 0; i < row; ++i) {
         QString key = table_->item(i, 0)->text();
         QString value = table_->item(i, 1)->text();
-        property_.emplace_back(key.toLocal8Bit().constData(), value.toLocal8Bit().constData());
+        property_.emplace_back(key.toStdString().c_str(), value.toStdString().c_str());
     }
     is_ok_ = true;
     close();
@@ -40,10 +40,11 @@ void CAttributeEdit::showEvent(QShowEvent* event)
     QDialog::showEvent(event);
 }
 
-void CAttributeEdit::set_attribute(const Property_t& property)
+void CAttributeEdit::set_attribute(const Property_t& property, bool is_key_edit)
 {
     property_.clear();
     property_ = property;
+    is_key_edit_ = is_key_edit;
 }
 
 void CAttributeEdit::get_attribute(Property_t& property)
@@ -56,18 +57,22 @@ void CAttributeEdit::show_before()
 {
     init_table();
 
-    for (const auto& item : property_) {
+    for(auto i = 0; i < property_.size(); ++i) {
         int row = table_->rowCount();
         table_->insertRow(row);
 
         QTableWidgetItem* pkey = new QTableWidgetItem();
-        pkey->setText(item.key.c_str());
+        pkey->setText(property_[i].key.c_str());
         pkey->setFlags(pkey->flags() & ~Qt::ItemIsEditable);
         table_->setItem(row, 0, pkey);
 
         QTableWidgetItem* pvalue = new QTableWidgetItem();
-        pvalue->setText(item.value.c_str());
+        pvalue->setText(property_[i].value.c_str());
         table_->setItem(row, 1, pvalue);
+
+        if (!is_key_edit_ && i == 0) {
+            pvalue->setFlags(pvalue->flags() & ~Qt::ItemIsEditable);
+        }
     }
 }
 
diff --git a/src/attribute_edit.h b/src/attribute_edit.h
index 0c1650b..3b34f6a 100644
--- a/src/attribute_edit.h
+++ b/src/attribute_edit.h
@@ -21,8 +21,9 @@ protected:
     void showEvent(QShowEvent* event) override;
 
 public:
-    void set_attribute(const Property_t& property);
+    void set_attribute(const Property_t& property, bool is_key_edit = true);
     void get_attribute(Property_t& property);
+
 private:
     void show_before();
     void init_table();
@@ -35,6 +36,7 @@ private:
     Ui::CAttributeEdit* ui;
     Property_t          property_{};
     QTableWidget*       table_{};
+    bool                is_key_edit_{true};
 };
 
 #endif   // ATTRIBUTE_EDIT_H