开发平台基本信息

芯片: MT8766
版本: Android 12
kernel: msm-4.19

问题描述

最近开发的一款智能盒子，没有屏幕显示；所以，系统默认设置成永不休眠以及默认不锁屏；但是，如果去系统设置中重新设置休眠时间或者更改锁屏方式，还是会触发设备的休眠跟锁屏；所以，干脆把系统设置中的休眠时间选项和锁屏设置选项隐藏掉。

解决方法

• 隐藏休眠时间选项

--- a/vendor/mediatek/proprietary/packages/apps/MtkSettings/res/xml/display_settings.xml
+++ b/vendor/mediatek/proprietary/packages/apps/MtkSettings/res/xml/display_settings.xml
@@ -73,12 +73,12 @@
     </com.android.settingslib.RestrictedPreference>
 
     <!-- Cross-listed item, if you change this, also change it in power_usage_summary.xml -->
-    <com.android.settingslib.RestrictedPreference
+    <!-- <com.android.settingslib.RestrictedPreference
         android:key="screen_timeout"
         android:title="@string/screen_timeout"
         android:summary="@string/summary_placeholder"
         android:fragment="com.android.settings.display.ScreenTimeoutSettings"
-        settings:controller="com.android.settings.display.ScreenTimeoutPreferenceController" />
+        settings:controller="com.android.settings.display.ScreenTimeoutPreferenceController" /> -->
 
     <SwitchPreference
         android:key="auto_rotate"

• 隐藏锁屏界面

--- a/vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/dashboard/suggestions/SuggestionFeatureProviderImpl.java
+++ b/vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/dashboard/suggestions/SuggestionFeatureProviderImpl.java
@@ -71,7 +71,8 @@ public class SuggestionFeatureProviderImpl implements SuggestionFeatureProvider
         } else if (className.equals(FingerprintEnrollSuggestionActivity.class.getName())) {
             return FingerprintEnrollSuggestionActivity.isSuggestionComplete(context);
         } else if (className.equals(ScreenLockSuggestionActivity.class.getName())) {
-            return ScreenLockSuggestionActivity.isSuggestionComplete(context);
+            // return ScreenLockSuggestionActivity.isSuggestionComplete(context);
+            return true;
         } else if (className.equals(WifiCallingSuggestionActivity.class.getName())) {
             return WifiCallingSuggestionActivity.isSuggestionComplete(context);
         } else if (className.equals(NightDisplaySuggestionActivity.class.getName())) {
--- a/vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/security/ChangeScreenLockPreferenceController.java
+++ b/vendor/mediatek/proprietary/packages/apps/MtkSettings/src/com/android/settings/security/ChangeScreenLockPreferenceController.java
@@ -74,7 +74,8 @@ public class ChangeScreenLockPreferenceController extends AbstractPreferenceCont
 
     @Override
     public boolean isAvailable() {
-        return mContext.getResources().getBoolean(R.bool.config_show_unlock_set_or_change);
+        // return mContext.getResources().getBoolean(R.bool.config_show_unlock_set_or_change);
+        return false;
     }
 
     @Override