From d4db8756b5fa714e3b15b56fd6f231ae3db98b01 Mon Sep 17 00:00:00 2001
From: impressionyang <impressionyang@outlook.com>
Date: Thu, 11 Jun 2026 14:32:07 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=9D=BE=E5=BC=80=20CapsLock=20?=
 =?UTF-8?q?=E5=90=8E=201s=20=E5=86=B7=E5=8D=B4=E6=9C=9F=E5=86=8D=E6=A3=80?=
 =?UTF-8?q?=E6=B5=8B=E4=B8=8B=E6=AC=A1=E6=8C=89=E4=B8=8B?=
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新增 cooldownTimer_ 和 cooldownActive_ 标志，
松开后启动 1s 冷却定时器，期间忽略所有 Activated 信号，
防止快速连续操作导致的重复触发。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
---
 src/core/voice_input_service.cpp | 21 +++++++++++++++++++++
 src/core/voice_input_service.h   |  3 +++
 2 files changed, 24 insertions(+)

diff --git a/src/core/voice_input_service.cpp b/src/core/voice_input_service.cpp
index 7796847..12b9dab 100644
--- a/src/core/voice_input_service.cpp
+++ b/src/core/voice_input_service.cpp
@@ -51,6 +51,14 @@ VoiceInputService::VoiceInputService(ConfigManager* configManager,
             emit statusChanged("正在录音...");
         }
     });
+
+    // 松开后的冷却定时器
+    cooldownTimer_ = new QTimer(this);
+    cooldownTimer_->setSingleShot(true);
+    connect(cooldownTimer_, &QTimer::timeout, this, [this]() {
+        cooldownActive_ = false;
+        LOG_DEBUG(kTag, "冷却期结束，恢复 CapsLock 检测");
+    });
 }
 
 VoiceInputService::~VoiceInputService() {
@@ -103,6 +111,7 @@ void VoiceInputService::stop() {
     if (!running_) return;
 
     longPressTimer_->stop();
+    cooldownTimer_->stop();
 
     if (impl_->audioCapture) {
         impl_->audioCapture->stop();
@@ -115,6 +124,7 @@ void VoiceInputService::stop() {
     recording_ = false;
     longPressDetected_ = false;
     capsResetDone_ = false;
+    cooldownActive_ = false;
     audioBuffer_.clear();
 
     LOG_INFO(kTag, "语音输入服务已停止");
@@ -127,6 +137,12 @@ void VoiceInputService::onHotkeyActivated() {
         return;
     }
 
+    // 冷却期内 → 忽略
+    if (cooldownActive_) {
+        LOG_DEBUG(kTag, "忽略 Activated（冷却期内）");
+        return;
+    }
+
     LOG_DEBUG(kTag, "快捷键激活（按下）");
     recording_ = true;
     longPressDetected_ = false;
@@ -166,6 +182,11 @@ void VoiceInputService::onHotkeyDeactivated() {
 
     longPressDetected_ = false;
     capsResetDone_ = false;
+
+    // 启动冷却期，1s 内忽略新的 Activated
+    cooldownActive_ = true;
+    cooldownTimer_->start(releaseCooldownMs_);
+    LOG_DEBUG(kTag, QString("冷却期启动 (%1ms)").arg(releaseCooldownMs_));
 }
 
 void VoiceInputService::onAudioData(const std::vector<float>& samples, int sampleRate) {
diff --git a/src/core/voice_input_service.h b/src/core/voice_input_service.h
index cb4880f..15ca6c3 100644
--- a/src/core/voice_input_service.h
+++ b/src/core/voice_input_service.h
@@ -68,12 +68,15 @@ private:
     bool recording_ = false;
     bool longPressDetected_ = false;
     bool capsResetDone_ = false;  // CapsLock 复位后忽略重复 Activated
+    bool cooldownActive_ = false;  // 松开后的冷却期，防止立即重新触发
     int longPressThreshold_ = 1000;
+    int releaseCooldownMs_ = 1000;  // 松开后冷却时间
 
     std::vector<float> audioBuffer_;
     int audioSampleRate_ = 16000;
 
     QTimer* longPressTimer_ = nullptr;
+    QTimer* cooldownTimer_ = nullptr;
 
     void startRecording();
     void stopRecordingAndTranscribe();