From 65533c2d090f4d68bc71de8fa07b4ce69108cba8 Mon Sep 17 00:00:00 2001
From: xue <2144439972@qq.com>
Date: Tue, 23 Dec 2025 09:53:02 +0800
Subject: [PATCH] =?utf8?q?=E4=BF=AE=E5=A4=8D=E9=80=80=E5=87=BA=E5=AF=B9?=
 =?utf8?q?=E8=AF=9D=E5=88=87=E6=8D=A2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 .../thunderbird/include/ThunderBirdMainView.h |  4 ++
 .../thunderbird/src/ThunderBirdMainView.cpp   | 32 ++++++++++++
 .../thunderbird/src/ThunderBirdModel.cpp      | 51 +++++++++++++++----
 3 files changed, 77 insertions(+), 10 deletions(-)

diff --git a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/include/ThunderBirdMainView.h b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/include/ThunderBirdMainView.h
index 69d98619d..8dd6f009c 100644
--- a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/include/ThunderBirdMainView.h
+++ b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/include/ThunderBirdMainView.h
@@ -82,6 +82,10 @@ namespace OHOS
         void InitCommonPageComponents();
         void HideCommonPageComponents();
         bool SwitchVideo(const char *uri);
+        // 检查是否正在切换视频
+        static bool IsSwitchingVideo();
+        // 等待视频切换完成（最多等待指定时间）
+        static bool WaitForVideoSwitchComplete(int maxWaitMs = 2000);
         // 切换头发贴图
         void SwitchHair(const char *hairPath);
         // 切换头发图标
diff --git a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdMainView.cpp b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdMainView.cpp
index 23f921adc..a239a2cf1 100644
--- a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdMainView.cpp
+++ b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdMainView.cpp
@@ -430,6 +430,28 @@ namespace OHOS
     }
     
 
+    bool ThunderBirdMainView::IsSwitchingVideo()
+    {
+        return g_isSwitchingVideo;
+    }
+
+    bool ThunderBirdMainView::WaitForVideoSwitchComplete(int maxWaitMs)
+    {
+        int waitCount = 0;
+        int maxWaitCount = maxWaitMs / 20; // 每20ms检查一次
+        while (g_isSwitchingVideo && waitCount < maxWaitCount)
+        {
+            usleep(20000); // 等待20ms
+            waitCount++;
+        }
+        if (g_isSwitchingVideo)
+        {
+            WEARABLE_LOGW(WEARABLE_LOG_MODULE_APP, "ThunderBirdMainView::WaitForVideoSwitchComplete: Timeout after %d ms, video switch still in progress", maxWaitMs);
+            return false;
+        }
+        return true;
+    }
+
     bool ThunderBirdMainView::SwitchVideo(const char *uri) // 切换表情接口
     {
         WEARABLE_LOGD(WEARABLE_LOG_MODULE_APP, "ThunderBirdMainView::SwitchVideo: Switching to video: %s", uri ? uri : "null");
@@ -449,6 +471,16 @@ namespace OHOS
             return true; // 返回true表示"成功"，因为不需要切换
         }
         
+        // 如果正在切换视频，等待完成（最多等待2秒）
+        if (g_isSwitchingVideo)
+        {
+            WEARABLE_LOGW(WEARABLE_LOG_MODULE_APP, "ThunderBirdMainView::SwitchVideo: Video switch in progress, waiting for completion...");
+            if (!WaitForVideoSwitchComplete(2000))
+            {
+                WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "ThunderBirdMainView::SwitchVideo: Previous video switch did not complete in time, proceeding anyway");
+            }
+        }
+        
         // 设置切换视频标志，防止屏幕状态通知暂停播放
         g_isSwitchingVideo = true;
         
diff --git a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdModel.cpp b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdModel.cpp
index 153e3d033..a2e3dc5f0 100644
--- a/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdModel.cpp
+++ b/code/sdk/application/wearable/ln/nativeapp/nativeui/thunderbird/src/ThunderBirdModel.cpp
@@ -2635,16 +2635,47 @@ extern "C" {
         
         WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: switching to video: %s", normalizedPath.c_str());
         
-        // 通过图形服务调用 ThunderBirdMainView 的 SwitchVideo 函数
-        // 注意：PostGraphicEvent 是异步的，这里直接返回 true 表示调用已提交
-        GraphicService::GetInstance()->PostGraphicEvent(
-            [normalizedPath]() {
-                if (ThunderBirdMainView::GetInstance()) {
-                    ThunderBirdMainView::GetInstance()->SwitchVideo(normalizedPath.c_str());
-                } else {
-                    WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: ThunderBirdMainView instance is null");
-                }
-            });
+        // 检查 ThunderBirdMainView 是否已初始化
+        // 如果未初始化，直接返回，避免在启动时出现问题
+        if (ThunderBirdMainView::GetInstance() == nullptr)
+        {
+            WEARABLE_LOGW(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: ThunderBirdMainView not initialized yet, skipping switch");
+            return false;
+        }
+        
+        // 如果正在切换视频，等待完成（最多等待2秒）
+        // 这样可以避免快速进入/退出对话模式时导致的表情切换冲突
+        if (ThunderBirdMainView::IsSwitchingVideo())
+        {
+            WEARABLE_LOGW(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: Video switch in progress, waiting for completion...");
+            // 在图形线程中等待，避免阻塞当前线程
+            GraphicService::GetInstance()->PostGraphicEvent(
+                [normalizedPath]() {
+                    // 等待之前的切换完成
+                    if (ThunderBirdMainView::GetInstance()) {
+                        ThunderBirdMainView::WaitForVideoSwitchComplete(2000);
+                        // 再次检查是否还在切换（防止超时后仍在切换）
+                        if (!ThunderBirdMainView::IsSwitchingVideo()) {
+                            ThunderBirdMainView::GetInstance()->SwitchVideo(normalizedPath.c_str());
+                        } else {
+                            WEARABLE_LOGW(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: Video switch still in progress after wait, skipping this switch");
+                        }
+                    } else {
+                        WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: ThunderBirdMainView instance is null");
+                    }
+                });
+        } else {
+            // 通过图形服务调用 ThunderBirdMainView 的 SwitchVideo 函数
+            // 注意：PostGraphicEvent 是异步的，这里直接返回 true 表示调用已提交
+            GraphicService::GetInstance()->PostGraphicEvent(
+                [normalizedPath]() {
+                    if (ThunderBirdMainView::GetInstance()) {
+                        ThunderBirdMainView::GetInstance()->SwitchVideo(normalizedPath.c_str());
+                    } else {
+                        WEARABLE_LOGE(WEARABLE_LOG_MODULE_APP, "ThunderBirdModel::SwitchExpressionVideo: ThunderBirdMainView instance is null");
+                    }
+                });
+        }
         
         return true; // 异步调用，返回 true 表示调用已提交
     }
-- 
2.17.1