芯片原厂发布给我们的Android16系统源码编译后，导航栏没有音量加减键，客户有反馈这个问题，之前在Android13系统也加过，但是移植过去需要稍微改动一下，否则编译都会报错，所以特意记录下，修改记录如下：frameworks/base目录下
java
commit bf018b023d0cf281044ada362624b9be4513e56c
Author: incar <chs@incartech.cn>
Date: Thu Nov 13 15:09:21 2025 +0800
底部导航栏中添加音量加减键
Change-Id: Id1a0fe55b5f05cfcaf4608f2abf5b49b52c79dfd
diff --git a/packages/SystemUI/res/drawable/ic_sysbar_volume_add_button.xml b/packages/SystemUI/res/drawable/ic_sysbar_volume_add_button.xml
new file mode 100755
index 000000000000..76a145eff0cb
--- /dev/null
+++ b/packages/SystemUI/res/drawable/ic_sysbar_volume_add_button.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+ android:width="24dp"
+ android:height="24dp"
+ android:viewportWidth="24.0"
+ android:viewportHeight="24.0">
+ <path
+ android:fillColor="?attr/singleToneColor"
+ android:pathData="M3,9v6h4l5,5L12,4L7,9L3,9zM16.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v8.05c1.48,-0.73 2.5,-2.25 2.5,-4.02zM14,3.23v2.06c2.89,0.86 5,3.54 5,6.71s-2.11,5.85 -5,6.71v2.06c4.01,-0.91 7,-4.49 7,-8.77s-2.99,-7.86 -7,-8.77z"/>
+</vector>
diff --git a/packages/SystemUI/res/drawable/ic_sysbar_volume_sub_button.xml b/packages/SystemUI/res/drawable/ic_sysbar_volume_sub_button.xml
new file mode 100755
index 000000000000..69d86071ce10
--- /dev/null
+++ b/packages/SystemUI/res/drawable/ic_sysbar_volume_sub_button.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+ android:width="28dp"
+ android:height="28dp"
+ android:viewportWidth="24.0"
+ android:viewportHeight="24.0">
+ <path
+ android:fillColor="?attr/singleToneColor"
+ android:pathData="M18.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v8.05c1.48,-0.73 2.5,-2.25 2.5,-4.02zM5,9v6h4l5,5V4L9,9H5z"/>
+</vector>
diff --git a/packages/SystemUI/res/layout/volume_add.xml b/packages/SystemUI/res/layout/volume_add.xml
new file mode 100755
index 000000000000..6be528f2899b
--- /dev/null
+++ b/packages/SystemUI/res/layout/volume_add.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<com.android.systemui.navigationbar.views.buttons.KeyButtonView
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:systemui="http://schemas.android.com/apk/res-auto"
+ android:id="@+id/volume_add"
+ android:layout_width="@dimen/navigation_key_width"
+ android:layout_height="match_parent"
+ android:layout_weight="0"
+ systemui:keyCode="24"
+ android:scaleType="center"
+ android:paddingStart="@dimen/navigation_key_padding"
+ android:paddingEnd="@dimen/navigation_key_padding"
+ />
+
diff --git a/packages/SystemUI/res/layout/volume_sub.xml b/packages/SystemUI/res/layout/volume_sub.xml
new file mode 100755
index 000000000000..29f88c18d9c0
--- /dev/null
+++ b/packages/SystemUI/res/layout/volume_sub.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 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.
+-->
+<com.android.systemui.navigationbar.views.buttons.KeyButtonView
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:systemui="http://schemas.android.com/apk/res-auto"
+ android:id="@+id/volume_sub"
+ android:layout_width="@dimen/navigation_key_width"
+ android:layout_height="match_parent"
+ android:layout_weight="0"
+ systemui:keyCode="25"
+ android:scaleType="center"
+ android:paddingStart="@dimen/navigation_key_padding"
+ android:paddingEnd="@dimen/navigation_key_padding"
+ />
+
diff --git a/packages/SystemUI/res/values-sw400dp/config.xml b/packages/SystemUI/res/values-sw400dp/config.xml
new file mode 100755
index 000000000000..5c37bfb34f68
--- /dev/null
+++ b/packages/SystemUI/res/values-sw400dp/config.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2012, 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.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+ for different hardware and product builds. -->
+<resources>
+
+ <!-- Nav bar button default ordering/layout -->
+ <string name="config_navBarLayout" translatable="false">left;volume_sub,back,home,recent,volume_add;right</string>
+
+</resources>
diff --git a/packages/SystemUI/res/values-sw400dp/dimens.xml b/packages/SystemUI/res/values-sw400dp/dimens.xml
old mode 100644
new mode 100755
index f19335bc6285..340697a37fcb
--- a/packages/SystemUI/res/values-sw400dp/dimens.xml
+++ b/packages/SystemUI/res/values-sw400dp/dimens.xml
@@ -17,7 +17,8 @@
<resources>
<!-- The width of the view containing navigation buttons -->
- <dimen name="navigation_key_width">80dip</dimen>
+ <dimen name="navigation_key_width">50dp</dimen>
+ <dimen name="navigation_key_padding">30dp</dimen>
<!-- The padding on the side of the navigation bar. Must be greater than or equal to
navigation_extra_key_width -->
diff --git a/packages/SystemUI/res/values-sw410dp/dimens.xml b/packages/SystemUI/res/values-sw410dp/dimens.xml
old mode 100644
new mode 100755
index ff6e005a94c7..285a637a0c57
--- a/packages/SystemUI/res/values-sw410dp/dimens.xml
+++ b/packages/SystemUI/res/values-sw410dp/dimens.xml
@@ -26,6 +26,9 @@
<dimen name="global_actions_grid_item_side_margin">12dp</dimen>
<dimen name="global_actions_grid_item_height">72dp</dimen>
+
+ <dimen name="navigation_key_width">55dp</dimen>
+ <dimen name="navigation_key_padding">33dp</dimen>
<!-- Biometric Auth pattern view size, better to align keyguard_security_width -->
<dimen name="biometric_auth_pattern_view_size">348dp</dimen>
diff --git a/packages/SystemUI/res/values-sw600dp-land/dimens.xml b/packages/SystemUI/res/values-sw600dp-land/dimens.xml
old mode 100644
new mode 100755
index 055c3a641d1b..8bba3bf4ebed
--- a/packages/SystemUI/res/values-sw600dp-land/dimens.xml
+++ b/packages/SystemUI/res/values-sw600dp-land/dimens.xml
@@ -73,4 +73,7 @@
<dimen name="lockscreen_shade_keyguard_transition_vertical_offset">83dp</dimen>
<dimen name="notification_panel_margin_horizontal">24dp</dimen>
+
+ <dimen name="navigation_key_width">120dp</dimen>
+ <dimen name="navigation_key_padding">50dp</dimen>
</resources>
diff --git a/packages/SystemUI/res/values-sw600dp/config.xml b/packages/SystemUI/res/values-sw600dp/config.xml
old mode 100644
new mode 100755
index b4383156dc71..946ddbd45a12
--- a/packages/SystemUI/res/values-sw600dp/config.xml
+++ b/packages/SystemUI/res/values-sw600dp/config.xml
@@ -27,7 +27,7 @@
<bool name="config_quickSettingsMediaLandscapeCollapsed">false</bool>
<!-- Nav bar button default ordering/layout -->
- <string name="config_navBarLayout" translatable="false">left;back,home,recent;right</string>
+ <string name="config_navBarLayout" translatable="false">left;volume_sub,back,home,recent,volume_add;right</string>
<!-- orientation of the dead zone when touches have recently occurred elsewhere on screen -->
<integer name="navigation_bar_deadzone_orientation">0</integer>
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index ceb8c171fd83..7021b41d3ab6 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -362,7 +362,7 @@
</string-array>
<!-- Nav bar button default ordering/layout -->
- <string name="config_navBarLayout" translatable="false">left[.5W],back[1WC];home;recent[1WC],right[.5W]</string>
+ <string name="config_navBarLayout" translatable="false">left[.5W];volume_sub,back,home,recent,volume_add;right[.5W]</string>
<string name="config_navBarLayoutQuickstep" translatable="false">back[1.7WC];home;contextual[1.7WC]</string>
<string name="config_navBarLayoutHandle" translatable="false">back[70AC];home_handle;ime_switcher[70AC]</string>
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBar.java b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBar.java
index 8bc3203ea51e..5cd4a79c7857 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBar.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBar.java
@@ -1379,6 +1379,21 @@ public class NavigationBar extends ViewController<NavigationBarView> implements
accessibilityButton.setOnClickListener(this::onAccessibilityClick);
accessibilityButton.setOnLongClickListener(this::onAccessibilityLongClick);
updateAccessibilityStateFlags();
+ ButtonDispatcher volumeAddButton=mView.getVolumeAddButton();
+ ButtonDispatcher volumeSubButton=mView.getVolumeSubButton();
+ //boolean isShowVolumeButton = "true".equals(SystemProperties.get("ro.rk.systembar.voiceicon","true"));
+ boolean isShowVolumeButton = true;
+ if(isShowVolumeButton){
+ volumeAddButton.setVisibility(View.VISIBLE);
+ volumeSubButton.setVisibility(View.VISIBLE);
+ }else{
+ volumeAddButton.setVisibility(View.GONE);
+ volumeSubButton.setVisibility(View.GONE);
+ }
+ if (mContext.getResources().getConfiguration().smallestScreenWidthDp < 400) {
+ volumeAddButton.setVisibility(View.GONE);
+ volumeSubButton.setVisibility(View.GONE);
+ }
ButtonDispatcher imeSwitcherButton = mView.getImeSwitchButton();
imeSwitcherButton.setOnClickListener(this::onImeSwitcherClick);
@@ -1982,6 +1997,10 @@ public class NavigationBar extends ViewController<NavigationBarView> implements
updateButtonLocation(
region, touchRegionCache, mView.getAccessibilityButton(), inScreenSpace,
useNearestRegion);
+ updateButtonLocation(region, touchRegionCache, mView.getVolumeAddButton(), inScreenSpace,
+ useNearestRegion);
+ updateButtonLocation(region, touchRegionCache, mView.getVolumeSubButton(), inScreenSpace,
+ useNearestRegion);
if (mView.getFloatingRotationButton().isVisible()) {
// Note: this button is floating so the nearest region doesn't apply
updateButtonLocation(
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarInflaterView.java b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarInflaterView.java
index 2c5a9c84645b..71b13f5d7784 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarInflaterView.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarInflaterView.java
@@ -68,6 +68,8 @@ public class NavigationBarInflaterView extends FrameLayout {
public static final String RIGHT = "right";
public static final String CONTEXTUAL = "contextual";
public static final String IME_SWITCHER = "ime_switcher";
+ public static final String VOLUME_ADD = "volume_add";
+ public static final String VOLUME_SUB = "volume_sub";
public static final String GRAVITY_SEPARATOR = ";";
public static final String BUTTON_SEPARATOR = ",";
@@ -117,11 +119,13 @@ public class NavigationBarInflaterView extends FrameLayout {
private boolean mIsVertical;
private boolean mAlternativeOrder;
+ private int mDensity;
private LauncherProxyService mLauncherProxyService;
private int mNavBarMode = NAV_BAR_MODE_3BUTTON;
public NavigationBarInflaterView(Context context, AttributeSet attrs) {
super(context, attrs);
+ mDensity = context.getResources().getConfiguration().densityDpi;
createInflaters();
mLauncherProxyService = Dependency.get(LauncherProxyService.class);
mListener = new Listener(this);
@@ -137,6 +141,16 @@ public class NavigationBarInflaterView extends FrameLayout {
mLandscapeInflater = LayoutInflater.from(mContext.createConfigurationContext(landscape));
}
+ @Override
+ protected void onConfigurationChanged(Configuration newConfig) {
+ super.onConfigurationChanged(newConfig);
+ if(mDensity != newConfig.densityDpi || mDensity < 600){
+ mDensity = newConfig.densityDpi;
+ clearViews();
+ inflateLayout(mCurrentLayout);
+ }
+ }
+
@Override
protected void onFinishInflate() {
super.onFinishInflate();
@@ -405,6 +419,10 @@ public class NavigationBarInflaterView extends FrameLayout {
v = inflater.inflate(R.layout.home_handle, parent, false);
} else if (IME_SWITCHER.equals(button)) {
v = inflater.inflate(R.layout.ime_switcher, parent, false);
+ } else if (VOLUME_ADD.equals(button)) {
+ v = inflater.inflate(R.layout.volume_add, parent, false);
+ } else if (VOLUME_SUB.equals(button)) {
+ v = inflater.inflate(R.layout.volume_sub, parent, false);
} else if (button.startsWith(KEY)) {
String uri = extractImage(button);
int code = extractKeycode(button);
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarView.java
index d2974e9f90bd..380e982dc57c 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/views/NavigationBarView.java
@@ -47,6 +47,7 @@ import android.util.Log;
import android.util.SparseArray;
import android.view.ContextThemeWrapper;
import android.view.Display;
+import android.view.Display.Mode;
import android.view.MotionEvent;
import android.view.Surface;
import android.view.View;
@@ -126,6 +127,8 @@ public class NavigationBarView extends FrameLayout {
private KeyButtonDrawable mHomeDefaultIcon;
private KeyButtonDrawable mRecentIcon;
private KeyButtonDrawable mDockedIcon;
+ private KeyButtonDrawable mVolumeAddIcon;
+ private KeyButtonDrawable mVolumeSubIcon;
private Context mLightContext;
private int mLightIconColor;
private int mDarkIconColor;
@@ -168,6 +171,7 @@ public class NavigationBarView extends FrameLayout {
* fully locked mode we only show that unlocking is blocked.
*/
private ScreenPinningNotify mScreenPinningNotify;
+ private boolean mIsRot0Landscape = true;
private boolean mScreenPinningActive = false;
/**
@@ -327,6 +331,10 @@ public class NavigationBarView extends FrameLayout {
mTmpLastConfiguration = new Configuration();
mConfiguration.updateFrom(context.getResources().getConfiguration());
+ Display display = ((WindowManager)context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
+ Mode displayMode = display.getMode();
+ mIsRot0Landscape = displayMode.getPhysicalWidth() > displayMode.getPhysicalHeight();
+ //Log.v(TAG, "PW=" + displayMode.getPhysicalWidth() + ", PH=" + displayMode.getPhysicalHeight());
mScreenPinningNotify = new ScreenPinningNotify(mContext);
mButtonDispatchers.put(R.id.back, new ButtonDispatcher(R.id.back));
@@ -336,6 +344,8 @@ public class NavigationBarView extends FrameLayout {
mButtonDispatchers.put(R.id.ime_switcher, imeSwitcherButton);
mButtonDispatchers.put(R.id.accessibility_button, accessibilityButton);
mButtonDispatchers.put(R.id.menu_container, mContextualButtonGroup);
+ mButtonDispatchers.put(R.id.volume_add, new ButtonDispatcher(R.id.volume_add));
+ mButtonDispatchers.put(R.id.volume_sub, new ButtonDispatcher(R.id.volume_sub));
mDeadZone = new DeadZone(this);
}
@@ -443,6 +453,14 @@ public class NavigationBarView extends FrameLayout {
return mButtonDispatchers.get(R.id.accessibility_button);
}
+ public ButtonDispatcher getVolumeAddButton() {
+ return mButtonDispatchers.get(R.id.volume_add);
+ }
+
+ public ButtonDispatcher getVolumeSubButton() {
+ return mButtonDispatchers.get(R.id.volume_sub);
+ }
+
public ButtonDispatcher getHomeHandle() {
return mButtonDispatchers.get(R.id.home_handle);
}
@@ -483,6 +501,8 @@ public class NavigationBarView extends FrameLayout {
if (orientationChange || densityChange || dirChange) {
mBackIcon = getBackDrawable();
}
+ mVolumeAddIcon = getDrawable(R.drawable.ic_sysbar_volume_add_button);
+ mVolumeSubIcon = getDrawable(R.drawable.ic_sysbar_volume_sub_button);
}
/**
@@ -614,6 +634,8 @@ public class NavigationBarView extends FrameLayout {
}
getHomeButton().setImageDrawable(homeIcon);
getBackButton().setImageDrawable(backIcon);
+ getVolumeAddButton().setImageDrawable(mVolumeAddIcon);
+ getVolumeSubButton().setImageDrawable(mVolumeSubIcon);
updateRecentsIcon();