diff --git a/app/src/main/assets/print_demo.html b/app/src/main/assets/print_demo.html
index 39016e4..22439f3 100644
--- a/app/src/main/assets/print_demo.html
+++ b/app/src/main/assets/print_demo.html
@@ -418,9 +418,17 @@
         }
     }
 
+    var lastUploadTime = 0;
     // 上传日志
     function callUploadLogs() {
+        var now = Date.now();
+        if (now - lastUploadTime < 30000) {
+            alert("请勿频繁上传，请半分钟后再试");
+            return;
+        }
         if (window.android && window.android.uploadLogs) {
+            lastUploadTime = now;
+            alert("开始上传日志...");
             window.android.uploadLogs();
         } else {
             alert("上传日志接口不可用");
diff --git a/app/src/main/java/com/stand/standapp/MainActivity.kt b/app/src/main/java/com/stand/standapp/MainActivity.kt
index 3de114e..90ba1bc 100644
--- a/app/src/main/java/com/stand/standapp/MainActivity.kt
+++ b/app/src/main/java/com/stand/standapp/MainActivity.kt
@@ -231,17 +231,81 @@ class MainActivity : AppCompatActivity() {
                     val result = handleBridgeCall(payload, prompt.defaultValue ?: "")
                     return GeckoResult.fromValue(prompt.confirm(result))
                 }
+                
                 // 默认处理（显示对话框）
-                return null
+                val res = GeckoResult<GeckoSession.PromptDelegate.PromptResponse>()
+                runOnUiThread {
+                    val input = android.widget.EditText(this@MainActivity)
+                    input.setText(prompt.defaultValue)
+                    androidx.appcompat.app.AlertDialog.Builder(this@MainActivity)
+                        .setTitle(prompt.title ?: "")
+                        .setMessage(prompt.message)
+                        .setView(input)
+                        .setPositiveButton("确定") { _, _ -> res.complete(prompt.confirm(input.text.toString())) }
+                        .setNegativeButton("取消") { _, _ -> res.complete(prompt.dismiss()) }
+                        .setOnCancelListener { res.complete(prompt.dismiss()) }
+                        .show()
+                }
+                return res
             }
 
             override fun onAlertPrompt(
                 session: GeckoSession,
                 prompt: GeckoSession.PromptDelegate.AlertPrompt
             ): GeckoResult<GeckoSession.PromptDelegate.PromptResponse>? {
-                Timber.tag("WebConsole").d("Alert: ${prompt.message}")
+                val res = GeckoResult<GeckoSession.PromptDelegate.PromptResponse>()
+                runOnUiThread {
+                    androidx.appcompat.app.AlertDialog.Builder(this@MainActivity)
+                        .setMessage(prompt.message)
+                        .setPositiveButton("确定") { _, _ -> res.complete(prompt.confirm()) }
+                        .setOnCancelListener { res.complete(prompt.dismiss()) }
+                        .show()
+                }
+                return res
+            }
+
+            override fun onAuthPrompt(
+                session: GeckoSession,
+                prompt: GeckoSession.PromptDelegate.AuthPrompt
+            ): GeckoResult<GeckoSession.PromptDelegate.PromptResponse>? {
                 return null
             }
+
+            override fun onChoicePrompt(
+                session: GeckoSession,
+                prompt: GeckoSession.PromptDelegate.ChoicePrompt
+            ): GeckoResult<GeckoSession.PromptDelegate.PromptResponse>? {
+                val res = GeckoResult<GeckoSession.PromptDelegate.PromptResponse>()
+                runOnUiThread {
+                    val choices = prompt.choices.map { it.label }.toTypedArray()
+                    androidx.appcompat.app.AlertDialog.Builder(this@MainActivity)
+                        .setTitle(prompt.title)
+                        .setSingleChoiceItems(choices, -1) { dialog, which ->
+                            dialog.dismiss()
+                            res.complete(prompt.confirm(prompt.choices[which]))
+                        }
+                        .setOnCancelListener { res.complete(prompt.dismiss()) }
+                        .show()
+                }
+                return res
+            }
+
+            override fun onButtonPrompt(
+                session: GeckoSession,
+                prompt: GeckoSession.PromptDelegate.ButtonPrompt
+            ): GeckoResult<GeckoSession.PromptDelegate.PromptResponse>? {
+                val res = GeckoResult<GeckoSession.PromptDelegate.PromptResponse>()
+                runOnUiThread {
+                    androidx.appcompat.app.AlertDialog.Builder(this@MainActivity)
+                        .setTitle(prompt.title ?: "提示")
+                        .setMessage(prompt.message)
+                        .setPositiveButton("确定") { _, _ -> res.complete(prompt.confirm(GeckoSession.PromptDelegate.ButtonPrompt.Type.POSITIVE)) }
+                        .setNegativeButton("取消") { _, _ -> res.complete(prompt.dismiss()) }
+                        .setOnCancelListener { res.complete(prompt.dismiss()) }
+                        .show()
+                }
+                return res
+            }
         }
     }