From 30062b6d59a4f46d68832426c47c6b3c5cc8cace Mon Sep 17 00:00:00 2001
From: buzhenwang <buzhenwang@huawei.com>
Date: Tue, 2 Sep 2025 19:59:33 +0800
Subject: [PATCH] add SetLogLevel

Signed-off-by: buzhenwang <buzhenwang@huawei.com>
---
 api/@ohos.hilog.d.ts | 56 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/api/@ohos.hilog.d.ts b/api/@ohos.hilog.d.ts
index 6f94ea48ed..8a6e40646f 100644
--- a/api/@ohos.hilog.d.ts
+++ b/api/@ohos.hilog.d.ts
@@ -364,6 +364,18 @@ declare namespace hilog {
    */
    function setMinLogLevel(level: LogLevel): void;
 
+  /**
+   * Sets the lowest log level of the current application process. Different preference strategy can be set.
+   * 
+   * @param { LogLevel } level log level.
+   * @param { PreferStrategy } prefer preference strategy. See detail in PreferStrategy.
+   * @syscap SystemCapability.HiviewDFX.HiLog
+   * @atomicservice
+   * @since 21
+   * @arkts 1.1&1.2
+   */
+  function setLogLevel(level: LogLevel, prefer: PreferStrategy): void;
+
   /**
    * Log level define
    *
@@ -505,6 +517,50 @@ declare namespace hilog {
      */
     FATAL = 7
   }
+
+  /**
+   * Enumerates preference strategy to be used in setLogLevel.
+   * 
+   * @enum { number }
+   * @syscap SystemCapability.HiviewDFX.HiLog
+   * @crossplatform
+   * @atomicservice
+   * @since 21
+   * @arkts 1.1&1.2
+   */
+  enum PreferStrategy {
+      /**
+       * UNSET_LOGLEVEL Used to unset SetLogLevel, then none is set
+       * 
+       * @syscap SystemCapability.HiviewDFX.HiLog
+       * @crossplatform
+       * @atomicservice
+       * @since 21
+       * @arkts 1.1&1.2
+       */
+      UNSET_LOGLEVEL = 0,
+      /**
+       * PREFER_CLOSE_LOG The actual lowest log level is determined by
+       * the maximum level between the new level and the system-controlled level.
+       * This is equivalent to calling OH_LOG_SetMinLogLevel.
+       * @syscap SystemCapability.HiviewDFX.HiLog
+       * @crossplatform
+       * @atomicservice
+       * @since 21
+       * @arkts 1.1&1.2
+       */
+      PREFER_CLOSE_LOG = 1,
+      /**
+       * PREFER_OPEN_LOG The actual lowest log level is determined by
+       * the minimum level between the new level and the system-controlled level.
+       * @syscap SystemCapability.HiviewDFX.HiLog
+       * @crossplatform
+       * @atomicservice
+       * @since 21
+       * @arkts 1.1&1.2
+       */
+      PREFER_OPEN_LOG = 2,
+  }
 }
 
 export default hilog;
\ No newline at end of file
-- 
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