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  • android关闭屏幕时不锁屏实现

    所需权限:

    <uses-permission android:name="android.permission.DISABLE_KEYGUARD"/>

    关闭系统锁屏服务:

    KeyguardManager keyguardManager = (KeyguardManager)getSystemService(Activity.KEYGUARD_SERVICE);
    KeyguardManager.KeyguardLock lock = keyguardManager.newKeyguardLock(KEYGUARD_SERVICE);
    lock.disableKeyguard();//关闭系统锁屏

    这样在屏幕关闭重新打开时就看不到锁屏界面了

    --------------------------------------------------------------

    如果要防止系统休眠:

    所需权限:

    <uses-permission android:name="android.permission.WAKE_LOCK"/>

    代码实现:

    PowerManager pm = (PowerManager) this
    .getSystemService(Context.POWER_SERVICE);
    wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK
    | PowerManager.ON_AFTER_RELEASE, "ZAK");
    if (null != wakeLock) {
    wakeLock.acquire();
    }

    或者禁止系统自动关屏:

    所需权限:

    <uses-permission android:name="android.permission.WRITE_SETTINGS" />

    代码实现:

    setLockPatternEnabled(false);
    public void setLockPatternEnabled(boolean enabled) {
    setBoolean(android.provider.Settings.System.LOCK_PATTERN_ENABLED,
    enabled);
    }

    private void setBoolean(String systemSettingKey, boolean enabled) {
    android.provider.Settings.System.putInt(getContentResolver(),
    systemSettingKey, enabled ? 1 : 0);
    }
    
    
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  • 原文地址:https://www.cnblogs.com/agilezhu/p/6183391.html
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