diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index e61a4fa..c3f178b 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -192,7 +192,7 @@ async fn get_info(
 #[tauri::command]
 async fn get_supported_languages(
     plugin_manager: State<'_, PluginManagerState>,
-) -> Result<Vec<String>, String> {
+) -> Result<Vec<serde_json::Value>, String> {
     let manager = plugin_manager.lock().await;
     Ok(manager.get_supported_languages())
 }
diff --git a/src-tauri/src/plugins/manager.rs b/src-tauri/src/plugins/manager.rs
index 59c03ea..394f3b6 100644
--- a/src-tauri/src/plugins/manager.rs
+++ b/src-tauri/src/plugins/manager.rs
@@ -19,8 +19,16 @@ impl PluginManager {
         self.plugins.get(language).map(|plugin| plugin.as_ref())
     }
 
-    pub fn get_supported_languages(&self) -> Vec<String> {
-        self.plugins.keys().cloned().collect()
+    pub fn get_supported_languages(&self) -> Vec<serde_json::Value> {
+        self.plugins
+            .iter()
+            .map(|(key, plugin)| {
+                serde_json::json!({
+                    "name": plugin.get_language_name(),
+                    "value": key
+                })
+            })
+            .collect()
     }
 
     #[allow(dead_code)]
diff --git a/src-tauri/src/plugins/python2.rs b/src-tauri/src/plugins/python2.rs
index 9e7e8cd..b0d12a1 100644
--- a/src-tauri/src/plugins/python2.rs
+++ b/src-tauri/src/plugins/python2.rs
@@ -40,7 +40,7 @@ impl LanguagePlugin for Python2Plugin {
     fn post_execute_hook(&self, result: &mut ExecutionResult) -> Result<(), String> {
         // Python 特定的后处理
         if result.success && result.stdout.is_empty() && result.stderr.is_empty() {
-            result.stdout = "Code executed successfully (no output)".to_string();
+            result.stdout = "代码执行成功 (无输出)".to_string();
         }
 
         // 清理 Python 特定的错误信息
diff --git a/src-tauri/src/plugins/python3.rs b/src-tauri/src/plugins/python3.rs
index f3aac58..06723d4 100644
--- a/src-tauri/src/plugins/python3.rs
+++ b/src-tauri/src/plugins/python3.rs
@@ -40,7 +40,7 @@ impl LanguagePlugin for Python3Plugin {
     fn post_execute_hook(&self, result: &mut ExecutionResult) -> Result<(), String> {
         // Python 特定的后处理
         if result.success && result.stdout.is_empty() && result.stderr.is_empty() {
-            result.stdout = "Code executed successfully (no output)".to_string();
+            result.stdout = "代码执行成功 (无输出)".to_string();
         }
 
         // 清理 Python 特定的错误信息
diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index 804f125..e818205 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -14,7 +14,8 @@
       {
         "title": "CodeForge",
         "width": 1800,
-        "height": 1200
+        "height": 1200,
+        "additionalBrowserArgs": "--disable-context-menu"
       }
     ],
     "security": {
diff --git a/src/App.vue b/src/App.vue
index 0841bb2..1897951 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -2,8 +2,11 @@
   <div class="h-screen flex flex-col bg-gray-50">
     <AppHeader :is-running="isRunning"
                :env-installed="envInfo.installed"
+               :supported-languages="supportedLanguages"
+               :current-language="currentLanguage"
                @run-code="runCode"
                @clear-output="clearOutput"
+               @language-change="handleLanguageChange"
                @show-settings="showSettings = true">
     </AppHeader>
 
@@ -11,15 +14,12 @@
       <!-- 代码编辑器 -->
       <div class="flex-1 flex flex-col">
         <div class="bg-gray-100 px-4 py-2 border-b border-gray-200 flex items-center justify-between">
-          <h2 class="text-sm font-medium text-gray-700">Python 代码编辑器</h2>
+          <h2 class="text-sm font-medium text-gray-700">{{ getLanguageDisplayName(currentLanguage) }} 代码编辑器</h2>
           <div class="text-xs text-gray-500">
             <strong>{{ code.length }}</strong> 字符, <strong>{{ code.split('\n').length }}</strong> 行
           </div>
         </div>
-        <CodeEditor v-model="code"
-                    language="python"
-                    class="flex-1">
-        </CodeEditor>
+        <CodeEditor v-model="code" class="flex-1" :language="currentLanguage"/>
       </div>
 
       <!-- 输出 -->
@@ -35,10 +35,7 @@
     </div>
 
     <!-- 状态栏 -->
-    <StatusBar :env-info="envInfo"
-               :execution-time="lastExecutionTime"
-               :code-length="code.length">
-    </StatusBar>
+    <StatusBar :env-info="envInfo" :execution-time="lastExecutionTime" :code-length="code.length"/>
 
     <!-- 通知信息 -->
     <Toast v-if="toast.show"
@@ -87,7 +84,15 @@ interface EnvInfo
   language: string
 }
 
-const code = ref(`# Welcome to CodeForge!
+interface Language
+{
+  name: string
+  value: string
+}
+
+// 代码模板
+const codeTemplates: Record<string, string> = {
+  python: `# Welcome to CodeForge!
 # Write your Python code here and click Run to execute
 
 print("Hello, CodeForge!")
@@ -102,14 +107,52 @@ print(f"The result of {x} + {y} = {result}")
 numbers = [1, 2, 3, 4, 5]
 squared = [n**2 for n in numbers]
 print(f"Original: {numbers}")
-print(f"Squared: {squared}")`)
+print(f"Squared: {squared}")`,
+
+  python2: `# Welcome to CodeForge - Python 2!
+# Write your Python 2 code here and click Run to execute
+
+print "Hello, CodeForge from Python 2!"
+
+# Example: Simple calculation
+x = 10
+y = 20
+result = x + y
+print "The result of %d + %d = %d" % (x, y, result)
+
+# Example: List operations
+numbers = [1, 2, 3, 4, 5]
+squared = [n**2 for n in numbers]
+print "Original:", numbers
+print "Squared:", squared`,
+
+  python3: `# Welcome to CodeForge - Python 3!
+# Write your Python 3 code here and click Run to execute
+
+print("Hello, CodeForge from Python 3!")
+
+# Example: Simple calculation
+x = 10
+y = 20
+result = x + y
+print(f"The result of {x} + {y} = {result}")
+
+# Example: List operations
+numbers = [1, 2, 3, 4, 5]
+squared = [n**2 for n in numbers]
+print(f"Original: {numbers}")
+print(f"Squared: {squared}")`
+}
 
+const code = ref('')
+const currentLanguage = ref('python')
 const output = ref('')
 const isRunning = ref(false)
 const isSuccess = ref(false)
 const lastExecutionTime = ref(0)
 const activeTab = ref('output')
 const showSettings = ref(false)
+const supportedLanguages = ref<Language[]>([])
 
 const envInfo = ref<EnvInfo>({
   installed: false,
@@ -126,15 +169,17 @@ const toast = ref({
 
 const showToast = (message: string, type: 'success' | 'error' | 'info' = 'success') => {
   toast.value = { show: true, message, type }
-  setTimeout(() => {
-    toast.value.show = false
-  }, 3000)
+}
+
+const getLanguageDisplayName = (languageValue: string) => {
+  const language = supportedLanguages.value.find(lang => lang.value === languageValue)
+  return language ? language.name : languageValue
 }
 
 const refreshEnvInfo = async () => {
   try {
     const info: LanguageInfo = await invoke('get_info', {
-      language: 'python2'
+      language: currentLanguage.value
     })
 
     envInfo.value = {
@@ -150,11 +195,48 @@ const refreshEnvInfo = async () => {
       installed: false,
       version: 'Error',
       path: 'Error',
-      language: 'python2'
+      language: currentLanguage.value
     }
   }
 }
 
+const getSupportedLanguages = async () => {
+  try {
+    const languages = await invoke<Language[]>('get_supported_languages')
+    supportedLanguages.value = languages.map((language) => ({
+      name: language.name,
+      value: language.value
+    }))
+
+    // 设置默认语言
+    if (supportedLanguages.value.length > 0 && !currentLanguage.value) {
+      currentLanguage.value = supportedLanguages.value[0].value
+    }
+  }
+  catch (error) {
+    console.error('Error getting supported languages:', error)
+    supportedLanguages.value = []
+  }
+}
+
+const handleLanguageChange = async (newLanguage: string) => {
+  currentLanguage.value = newLanguage
+
+  // 更新代码模板
+  code.value = codeTemplates[newLanguage] || `# ${ getLanguageDisplayName(newLanguage) } Code
+# Write your code here...
+
+print("Hello from ${ getLanguageDisplayName(newLanguage) }!")`
+
+  // 清空输出
+  output.value = ''
+
+  // 刷新环境信息
+  await refreshEnvInfo()
+
+  showToast(`已切换到 ${ getLanguageDisplayName(newLanguage) }`, 'info')
+}
+
 const runCode = async () => {
   if (!envInfo.value.installed) {
     showToast(`${ envInfo.value.language } 环境未安装`, 'error')
@@ -168,7 +250,7 @@ const runCode = async () => {
     const result: ExecutionResult = await invoke('execute_code', {
       request: {
         code: code.value,
-        language: 'python2'
+        language: currentLanguage.value
       }
     })
 
@@ -201,7 +283,20 @@ const clearOutput = () => {
   showToast('输出已清空', 'info')
 }
 
+window.addEventListener("contextmenu", (e) => e.preventDefault(), false);
+
 onMounted(async () => {
+  await getSupportedLanguages()
+
+  // 设置初始代码模板
+  if (supportedLanguages.value.length > 0) {
+    currentLanguage.value = supportedLanguages.value[0].value
+    code.value = codeTemplates[currentLanguage.value] || codeTemplates.python
+  }
+  else {
+    code.value = codeTemplates.python
+  }
+
   await refreshEnvInfo()
 })
 </script>
\ No newline at end of file
diff --git a/src/components/AppHeader.vue b/src/components/AppHeader.vue
index 3f68377..bbb8a00 100644
--- a/src/components/AppHeader.vue
+++ b/src/components/AppHeader.vue
@@ -1,12 +1,22 @@
 <template>
   <div class="bg-white border-b border-gray-200 px-4 py-3 flex items-center justify-between">
     <div class="flex items-center space-x-3">
-      <div class="w-12 h-12 bg-gradient-to-br rounded-lg flex items-center justify-center">
-        <img src="/codeforge.svg" alt="CodeForge">
-      </div>
-      <div>
-        <h1 class="text-lg font-bold text-gray-800">CodeForge</h1>
-        <p class="text-xs text-gray-500">轻量级、高性能的桌面代码执行器，专为开发者、学生和编程爱好者设计。</p>
+      <div class="relative">
+        <!-- 自定义下拉选择器 -->
+        <div class="relative">
+          <select v-model="selectedLanguage"
+                  class="w-32 h-10 backdrop-blur-sm appearance-none bg-white/90 text-gray-800 text-sm font-medium border border-gray-200 rounded-lg px-2.5 pr-8 cursor-pointer focus:outline-none hover:bg-white/95 transition-all duration-200"
+                  :class="{ 'opacity-50 cursor-not-allowed': isRunning }"
+                  :disabled="isRunning"
+                  @change="handleLanguageChange">
+            <option v-for="language in supportedLanguages"
+                    class="text-gray-800 bg-white py-3 px-3 text-sm font-medium hover:bg-blue-50 hover:text-blue-800 focus:bg-blue-100 focus:text-blue-900 border-b border-gray-100 last:border-b-0"
+                    :key="language.value"
+                    :value="language.value">
+              {{ language.name }}
+            </option>
+          </select>
+        </div>
       </div>
     </div>
 
@@ -33,16 +43,37 @@
 </template>
 
 <script setup lang="ts">
+import { ref, watch } from 'vue'
 import { Play, Square, Trash2 } from 'lucide-vue-next'
 
-defineProps<{
+interface Language
+{
+  name: string
+  value: string
+}
+
+const props = defineProps<{
   isRunning: boolean
   envInstalled: boolean
+  supportedLanguages: Language[]
+  currentLanguage: string
 }>()
 
-defineEmits<{
+const emit = defineEmits<{
   'run-code': []
   'clear-output': []
   'show-settings': []
+  'language-change': [language: string]
 }>()
-</script>
\ No newline at end of file
+
+const selectedLanguage = ref(props.currentLanguage)
+
+// 监听外部语言变化
+watch(() => props.currentLanguage, (newLanguage) => {
+  selectedLanguage.value = newLanguage
+})
+
+const handleLanguageChange = () => {
+  emit('language-change', selectedLanguage.value)
+}
+</script>
diff --git a/src/components/StatusBar.vue b/src/components/StatusBar.vue
index 3aff18a..4d2c965 100644
--- a/src/components/StatusBar.vue
+++ b/src/components/StatusBar.vue
@@ -1,9 +1,10 @@
 <template>
-  <div class="bg-blue-600 text-white px-4 py-2 text-sm flex items-center justify-between">
+  <div class="text-white px-3.5 py-1 text-sm flex items-center justify-between"
+       :class="[envInfo.installed ? 'bg-green-500' : 'bg-red-500']">
     <div class="flex items-center space-x-6">
       <div class="flex items-center space-x-2">
         <component :is="envInfo.installed ? CheckCircle : XCircle"
-                   :class="envInfo.installed ? 'text-green-300' : 'text-red-300'"
+                   :class="envInfo.installed ? 'text-green-300' : 'text-white'"
                    class="w-4 h-4"/>
         <span>{{ envInfo.installed ? `${ envInfo.language }: ${ envInfo.version }` : `${ envInfo.language } 环境未安装` }}</span>
       </div>