Android 8.1隐藏状态栏图标的实例代码

Durriya ·

更新时间:2024-11-10

· 841 次阅读

近期客户需求，状态栏只显示时间和电池图标，如图

状态栏图标的布局文件在frameworks\base\packages\SystemUI\res\layout\status_bar.xml,主要包括通知，定位，蓝牙，信号，时间，电池等图标，只要在相应的布局文件中加入属性android:visibility="invisible" 或者“gone”即可


<?xml version="1.0" encoding="utf-8"?>
<!--
**
** Copyright 2006, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License"); 
** you may not use this file except in compliance with the License. 
** You may obtain a copy of the License at 
**
**   http://www.apache.org/licenses/LICENSE-2.0 
**
** Unless required by applicable law or agreed to in writing, software 
** distributed under the License is distributed on an "AS IS" BASIS, 
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
** See the License for the specific language governing permissions and 
** limitations under the License.
*/
-->
<!--  android:background="@drawable/status_bar_closed_default_background" -->
<com.android.systemui.statusbar.phone.PhoneStatusBarView
  xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:systemui="http://schemas.android.com/apk/res/com.android.systemui"
  android:layout_width="match_parent"
  android:layout_height="@dimen/status_bar_height"
  android:id="@+id/status_bar"
  android:background="@drawable/system_bar_background"
  android:orientation="vertical"
  android:focusable="false"
  android:descendantFocusability="afterDescendants"
  >
  <ImageView
    android:id="@+id/notification_lights_out"
    android:layout_width="0dp"
    android:layout_height="match_parent"
    android:paddingStart="6dip"
    android:paddingBottom="2dip"
    android:src="@drawable/ic_sysbar_lights_out_dot_small"
    android:scaleType="center"
    android:visibility="gone"
    />
  <LinearLayout android:id="@+id/status_bar_contents"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingStart="6dp"
    android:paddingEnd="8dp"
    android:orientation="horizontal"
    >
    <!-- The alpha of this area is controlled from both PhoneStatusBarTransitions and
       PhoneStatusBar (DISABLE_NOTIFICATION_ICONS). -->
    <com.android.systemui.statusbar.AlphaOptimizedFrameLayout
      android:id="@+id/notification_icon_area"
      android:layout_width="0dip"
      android:layout_height="match_parent"
      android:layout_weight="1"
      android:visibility="invisible"
      android:orientation="horizontal" />
    <com.android.keyguard.AlphaOptimizedLinearLayout android:id="@+id/system_icon_area"
      android:layout_width="wrap_content"
      android:layout_height="match_parent"
      android:orientation="horizontal"
      >
      <include layout="@layout/system_icons" />
      <com.android.systemui.statusbar.policy.Clock
        android:id="@+id/clock"
        android:textAppearance="@style/TextAppearance.StatusBar.Clock"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:singleLine="true"
        android:paddingStart="@dimen/status_bar_clock_starting_padding"
        android:paddingEnd="@dimen/status_bar_clock_end_padding"
        android:gravity="center_vertical|start"
        />
    </com.android.keyguard.AlphaOptimizedLinearLayout>
  </LinearLayout>
  <ViewStub
    android:id="@+id/emergency_cryptkeeper_text"
    android:layout_width="wrap_content"
    android:layout_height="match_parent"
    android:layout="@layout/emergency_cryptkeeper_text"
  />
</com.android.systemui.statusbar.phone.PhoneStatusBarView>
<?xml version="1.0" encoding="utf-8"?><!--
 ~ Copyright (C) 2014 The Android Open Source Project
 ~
 ~ Licensed under the Apache License, Version 2.0 (the "License");
 ~ you may not use this file except in compliance with the License.
 ~ You may obtain a copy of the License at
 ~
 ~   http://www.apache.org/licenses/LICENSE-2.0
 ~
 ~ Unless required by applicable law or agreed to in writing, software
 ~ distributed under the License is distributed on an "AS IS" BASIS,
 ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 ~ See the License for the specific language governing permissions and
 ~ limitations under the License
 -->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:id="@+id/system_icons"
  android:layout_width="wrap_content"
  android:layout_height="match_parent"
  android:gravity="center_vertical">
  <com.android.keyguard.AlphaOptimizedLinearLayout android:id="@+id/statusIcons"
    android:layout_width="wrap_content"
    android:layout_height="match_parent"
    android:gravity="center_vertical"
    android:visibility="invisible"
    android:orientation="horizontal"/>
  <include layout="@layout/signal_cluster_view"
    android:visibility="invisible"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="@dimen/signal_cluster_margin_start"/>
  <com.android.systemui.BatteryMeterView android:id="@+id/battery"
    android:layout_height="match_parent"
    android:layout_width="wrap_content"
    />
</LinearLayout>

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