fix: 绿色通道关闭时状态栏颜色恢复修复

- 修复状态栏默认颜色为0(透明)时无法恢复的问题
- 从主题中获取默认状态栏颜色作为fallback
- 广播接收器统一调用updateStatusBarForGreenChannel()方法
- 消除重复代码，提高可维护性

contacts/src/main/java/cc/winboll/studio/contacts/activities/WinBollActivity.java

@@ -1,9 +1,16 @@
 package cc.winboll.studio.contacts.activities;
 
 import android.app.Activity;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.MenuItem;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
+import cc.winboll.studio.contacts.dun.Rules;
+import cc.winboll.studio.contacts.model.SettingsBean;
+import cc.winboll.studio.contacts.services.LimitedTimeGreenChannelService;
 import cc.winboll.studio.libaes.interfaces.IWinBoLLActivity;
 import cc.winboll.studio.libaes.models.AESThemeBean;
 import cc.winboll.studio.libaes.utils.AESThemeUtil;
@@ -21,6 +28,8 @@ public class WinBollActivity extends AppCompatActivity implements IWinBoLLActivi
 
     // ====================== 成员变量区 ======================
     protected volatile AESThemeBean.ThemeType mThemeType;
+    private android.content.BroadcastReceiver mGreenChannelReceiver;
+    private int mDefaultStatusBarColor = 0; // 默认状态栏颜色
 
     // ====================== 接口实现区 ======================
     @Override
@@ -42,6 +51,114 @@ public class WinBollActivity extends AppCompatActivity implements IWinBoLLActivi
 //        setThemeStyle();
         super.onCreate(savedInstanceState);
         //LogUtils.d(TAG, "onCreate: 基类主题设置完成，当前主题类型=" + mThemeType);
+
+        // 保存默认状态栏颜色
+        saveDefaultStatusBarColor();
+
+        // 检测绿色通道状态，设置顶部状态栏背景色
+        updateStatusBarForGreenChannel();
+
+        // 注册绿色通道状态变更广播接收器
+        registerGreenChannelReceiver();
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        // 反注册绿色通道状态变更广播接收器
+        unregisterGreenChannelReceiver();
+    }
+
+    /**
+     * 根据绿色通道状态更新顶部状态栏背景色
+     * 绿色通道开启时状态栏背景为绿色，其他情况不改变
+     */
+    private void updateStatusBarForGreenChannel() {
+        // API 21+ 才支持设置状态栏颜色
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            boolean isGreenChannelEnabled = false;
+
+            Rules rules = Rules.getInstance(getApplicationContext());
+            if (rules != null) {
+                SettingsBean settings = rules.getSettingsModel();
+                if (settings != null) {
+                    isGreenChannelEnabled = settings.isEnableGreenChannel();
+                }
+            }
+
+            if (isGreenChannelEnabled) {
+                // 绿色通道开启，设置状态栏为绿色
+                getWindow().setStatusBarColor(android.graphics.Color.GREEN);
+                LogUtils.d(TAG, "updateStatusBarForGreenChannel: 绿色通道已开启，状态栏背景设为绿色");
+            } else {
+                // 绿色通道关闭，恢复默认状态栏颜色
+                // 如果默认颜色为0（透明），则获取主题默认颜色
+                int restoreColor = mDefaultStatusBarColor;
+                if (restoreColor == 0) {
+                    // 从主题中获取默认状态栏颜色
+                    android.util.TypedValue typedValue = new android.util.TypedValue();
+                    if (getTheme().resolveAttribute(android.R.attr.statusBarColor, typedValue, true)) {
+                        restoreColor = typedValue.data;
+                    }
+                }
+                getWindow().setStatusBarColor(restoreColor);
+                LogUtils.d(TAG, "updateStatusBarForGreenChannel: 绿色通道已关闭，状态栏背景已恢复, color=0x" + Integer.toHexString(restoreColor));
+            }
+        }
+    }
+
+    /**
+     * 保存默认状态栏颜色（在设置绿色通道颜色之前调用）
+     */
+    private void saveDefaultStatusBarColor() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            mDefaultStatusBarColor = getWindow().getStatusBarColor();
+            
+            // 如果获取到的颜色为0（透明），尝试从主题获取默认颜色
+            if (mDefaultStatusBarColor == 0) {
+                android.util.TypedValue typedValue = new android.util.TypedValue();
+                if (getTheme().resolveAttribute(android.R.attr.statusBarColor, typedValue, true)) {
+                    mDefaultStatusBarColor = typedValue.data;
+                }
+            }
+            
+            LogUtils.d(TAG, "saveDefaultStatusBarColor: 保存默认状态栏颜色=0x" + Integer.toHexString(mDefaultStatusBarColor));
+        }
+    }
+
+    /**
+     * 注册绿色通道状态变更本地广播接收器
+     */
+    private void registerGreenChannelReceiver() {
+        LogUtils.d(TAG, "registerGreenChannelReceiver: 注册绿色通道状态变更广播接收器");
+        mGreenChannelReceiver = new android.content.BroadcastReceiver() {
+            @Override
+            public void onReceive(android.content.Context context, Intent intent) {
+                if (LimitedTimeGreenChannelService.ACTION_GREEN_CHANNEL_STATE_CHANGED.equals(intent.getAction())) {
+                    boolean isEnabled = intent.getBooleanExtra(LimitedTimeGreenChannelService.EXTRA_GREEN_CHANNEL_ENABLED, false);
+                    LogUtils.d(TAG, "registerGreenChannelReceiver: 收到绿色通道状态变更广播, isEnabled=" + isEnabled);
+
+                    // 调用统一方法更新状态栏颜色
+                    updateStatusBarForGreenChannel();
+                }
+            }
+        };
+
+        IntentFilter filter = new IntentFilter(LimitedTimeGreenChannelService.ACTION_GREEN_CHANNEL_STATE_CHANGED);
+        LocalBroadcastManager.getInstance(this).registerReceiver(mGreenChannelReceiver, filter);
+        LogUtils.d(TAG, "registerGreenChannelReceiver: 广播接收器注册完成");
+    }
+
+    /**
+     * 反注册绿色通道状态变更本地广播接收器
+     */
+    private void unregisterGreenChannelReceiver() {
+        if (mGreenChannelReceiver != null) {
+            LogUtils.d(TAG, "unregisterGreenChannelReceiver: 反注册绿色通道状态变更广播接收器");
+            LocalBroadcastManager.getInstance(this).unregisterReceiver(mGreenChannelReceiver);
+            mGreenChannelReceiver = null;
+            LogUtils.d(TAG, "unregisterGreenChannelReceiver: 反注册完成");
+        }
     }
 
     // ====================== 主题相关函数区 ======================