From: luozheng <1732036298@qq.com>
Date: Mon, 23 Sep 2024 12:36:18 +0000 (+0800)
Subject: 添加将16进制字符串转UTF字符串函数
X-Git-Url: http://git.snicker.com.cn/css/static/gitweb.css?a=commitdiff_plain;h=refs%2Fchanges%2F1006%2F3;p=mirrors%2FFD230.git

添加将16进制字符串转UTF字符串函数
---

diff --git a/code/sdk/application/wearable/fd230app/nativeui/player/include/PlayersPresenter.h b/code/sdk/application/wearable/fd230app/nativeui/player/include/PlayersPresenter.h
index 42d8c5a02..0d7035bc9 100644
--- a/code/sdk/application/wearable/fd230app/nativeui/player/include/PlayersPresenter.h
+++ b/code/sdk/application/wearable/fd230app/nativeui/player/include/PlayersPresenter.h
@@ -2,7 +2,7 @@
  * @Author: luozheng 1732036298@qq.com
  * @Date: 2024-08-05 15:20:03
  * @LastEditors: luozheng 1732036298@qq.com
- * @LastEditTime: 2024-09-23 16:17:55
+ * @LastEditTime: 2024-09-23 20:24:49
  * @FilePath: /FD230/code/sdk/application/wearable/fd230app/nativeui/player/include/PlayersPresenter.h
  */
 
@@ -84,6 +84,7 @@ public:
     List<PlayerCaseInfo>& GetCase();
     char *GetCase(int16_t index);
     void AddCase(PlayerCaseInfo testCaseInfo);
+    std::string hex_to_string(const std::string &hex_str);
 
 private:
     List<PlayerCaseInfo> *playersCaseList_{nullptr};
diff --git a/code/sdk/application/wearable/fd230app/nativeui/player/src/PlayersPresenter.cpp b/code/sdk/application/wearable/fd230app/nativeui/player/src/PlayersPresenter.cpp
index 198f93461..55b4c5e10 100644
--- a/code/sdk/application/wearable/fd230app/nativeui/player/src/PlayersPresenter.cpp
+++ b/code/sdk/application/wearable/fd230app/nativeui/player/src/PlayersPresenter.cpp
@@ -567,6 +567,23 @@ int PlayersListGroup::GetAllFiles(std::list<PlayerCaseInfo> &playersList)
     return OHOS_SUCCESS;
 }
 
+//将16进制字符串转UTF-8字符串
+std::string PlayersListGroup::hex_to_string(const std::string &hex_str) 
+{  
+    size_t length = hex_str.length();  
+    std::string result;  
+    result.reserve(length / 2); // 预分配内存以容纳结果字符串,避免在 push_back 时频繁重新分配  
+
+    for (size_t i = 0; i < length / 2; i++) {  
+        // 从十六进制字符串中提取每两个字符  
+        std::string byteString = hex_str.substr(i * 2, 2); // 获取两个字符的子串  
+
+        // 将十六进制字符串转换为字符  
+        result.push_back(static_cast<char>(strtol(byteString.c_str(), nullptr, 16)));  
+    }  
+    WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "hex_to_string:%s",result.c_str());
+    return result; // 返回结果字符串  
+}  
 ButtonOnClickListener::~ButtonOnClickListener()
 {
 }