Android13系统导航栏添加音量加减键按钮功能

不知道为什么拿到芯片原厂发布给我们的Android13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，所以特意加了一下，修改记录如下：frameworks/base目录下

commit 9cb2244d61a237cab03c540bfcca6e4fac2bea2c
Author: incar <chs@incartech.cn>
Date:   Fri Jun 21 19:05:47 2024 +0800导航栏添加音量加减键Change-Id: Ia1811c7a94aa2f9e175b7725f96370925c5055ebdiff --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..882c855a3a03
--- /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.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..4b687bd52079
--- /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.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 tonavigation_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 7da47e5089be..62285f56c45f
--- a/packages/SystemUI/res/values-sw410dp/dimens.xml
+++ b/packages/SystemUI/res/values-sw410dp/dimens.xml
@@ -26,5 +26,8 @@<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></resources>
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 b24ce122208f..12973fe351a1
--- a/packages/SystemUI/res/values-sw600dp-land/dimens.xml
+++ b/packages/SystemUI/res/values-sw600dp-land/dimens.xml
@@ -77,4 +77,7 @@<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 80628f903e76..9ea9eedb3cc5
--- 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 df3c8bedf1bb..ccc2b8c6604f 100755
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -301,7 +301,7 @@</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/NavigationBar.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
index 1ef2b3c98859..bf152b112e86 100755
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
@@ -1187,6 +1187,21 @@ public class NavigationBar extends ViewController<NavigationBarView> implementsaccessibilityButton.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);
@@ -1699,6 +1714,10 @@ public class NavigationBar extends ViewController<NavigationBarView> implementsupdateButtonLocation(region, touchRegionCache, mView.getAccessibilityButton(), inScreenSpace,useNearestRegion);
+        updateButtonLocation(region, touchRegionCache, mView.getVolumeAddButton(), inScreenSpace,
+                useNearestRegion);
+        updateButtonLocation(region, touchRegionCache, mView.getVolumeSubButton(), inScreenSpace,
+                useNearestRegion);if (includeFloatingButtons && mView.getFloatingRotationButton().isVisible()) {// Note: this button is floating so the nearest region doesn't applyupdateButtonLocation(
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
old mode 100644
new mode 100755
index 59bb2278edfe..70fb8a920ca0
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
@@ -68,6 +68,8 @@ public class NavigationBarInflaterView extends FrameLayoutpublic 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 = ",";
@@ -99,11 +101,13 @@ public class NavigationBarInflaterView extends FrameLayoutprivate boolean mIsVertical;private boolean mAlternativeOrder;+    private int mDensity;private OverviewProxyService mOverviewProxyService;private int mNavBarMode = NAV_BAR_MODE_3BUTTON;public NavigationBarInflaterView(Context context, AttributeSet attrs) {super(context, attrs);
+        mDensity = context.getResources().getConfiguration().densityDpi;createInflaters();mOverviewProxyService = Dependency.get(OverviewProxyService.class);mNavBarMode = Dependency.get(NavigationModeController.class).addListener(this);
@@ -118,6 +122,16 @@ public class NavigationBarInflaterView extends FrameLayoutmLandscapeInflater = 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);
+        }
+    }
+@Overrideprotected void onFinishInflate() {super.onFinishInflate();
@@ -387,6 +401,10 @@ public class NavigationBarInflaterView extends FrameLayoutv = 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/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
old mode 100644
new mode 100755
index 97024881ca62..8c5c589fdc22
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
@@ -45,6 +45,7 @@ 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;
@@ -120,6 +121,8 @@ 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;
@@ -159,6 +162,7 @@ public class NavigationBarView extends FrameLayout {* fully locked mode we only show that unlocking is blocked.*/private ScreenPinningNotify mScreenPinningNotify;
+    private boolean mIsRot0Landscape = true;/*** {@code true} if the IME can render the back button and the IME switcher button.
@@ -311,6 +315,10 @@ 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));
@@ -320,6 +328,8 @@ 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);}@@ -420,6 +430,13 @@ 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 RotationContextButton getRotateSuggestionButton() {return (RotationContextButton) mButtonDispatchers.get(R.id.rotate_suggestion);}
@@ -464,6 +481,8 @@ 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);}/**
@@ -607,6 +626,8 @@ public class NavigationBarView extends FrameLayout {}getHomeButton().setImageDrawable(homeIcon);getBackButton().setImageDrawable(backIcon);
+        getVolumeAddButton().setImageDrawable(mVolumeAddIcon);
+        getVolumeSubButton().setImageDrawable(mVolumeSubIcon);updateRecentsIcon();

涉及到修改的文件如下：注意别遗漏了

 packages/SystemUI/res/drawable/ic_sysbar_volume_add_button.xml    
 packages/SystemUI/res/drawable/ic_sysbar_volume_sub_button.xml     
 packages/SystemUI/res/layout/volume_add.xml                              
 packages/SystemUI/res/layout/volume_sub.xml      
 packages/SystemUI/res/values-sw400dp/config.xml        
 packages/SystemUI/res/values-sw400dp/dimens.xml   
 packages/SystemUI/res/values-sw410dp/dimens.xml         
 packages/SystemUI/res/values-sw600dp-land/dimens.xml               
 packages/SystemUI/res/values-sw600dp/config.xml                 
 packages/SystemUI/res/values/config.xml                                        
 packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java     
 packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java 
 packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java     

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