• MTK平台导航栏按键修改-Android13

    一、背景

            MTK平台相对比较少用于台式机研发上面，由于移动终端和平板都有物理按键，所以很少有添加虚拟按键的需求，但是对于一些台式机，可能没有物理的音量键，而且大屏操作时也希望导航栏上能有快捷关机键，因此有了这样的需求。网上其他的方案均存在问题，可以参考此方案快速导入。

    二、流程

    由于13上默认导航栏不居中，因此首先修改导航栏居中显示,然后在添加按键，涉及修改的文件有

    1. .../android/server/policy/PhoneWindowManager.java  |   5 +++
    2.  .../android/launcher3/taskbar/TaskbarManager.java  |   5 ++-
    3.  .../apps/SystemUI/res/drawable-xxhdpi/ic_power.png | Bin 0 -> 2112 bytes
    4.  .../SystemUI/res/drawable-xxhdpi/ic_volume.png     | Bin 0 -> 1957 bytes
    5.  .../SystemUI/res/drawable-xxxhdpi/ic_power.png     | Bin 0 -> 2112 bytes
    6.  .../SystemUI/res/drawable-xxxhdpi/ic_volume.png    | Bin 0 -> 1957 bytes
    7.  .../packages/apps/SystemUI/res/layout/power.xml    |  28 +++++++++++++++
    8.  .../packages/apps/SystemUI/res/layout/volume.xml   |  27 +++++++++++++++
    9.  .../apps/SystemUI/res/values-sw400dp/config.xml    |   3 ++
    10.  .../apps/SystemUI/res/values-sw600dp/config.xml    |   2 +-
    11.  .../apps/SystemUI/res/values-sw900dp/config.xml    |   2 +-
    12.  .../packages/apps/SystemUI/res/values/dimens.xml   |   2 ++
    13.  .../packages/apps/SystemUI/res/values/strings.xml  |   2 ++
    14.  .../shared/recents/utilities/Utilities.java        |   4 +++
    15.  .../systemui/navigationbar/NavigationBar.java      |  38 ++++++++++++++++++++-
    16.  .../navigationbar/NavigationBarInflaterView.java   |   6 ++++
    17.  .../systemui/navigationbar/NavigationBarView.java  |  25 +++++++++++++-

    1.居中显示

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/Launcher3/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/vendor/mediatek/proprietary/packages/apps/Launcher3/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
    2. index 7433669..fb200e5 100644
    3. --- a/vendor/mediatek/proprietary/packages/apps/Launcher3/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
    4. +++ b/vendor/mediatek/proprietary/packages/apps/Launcher3/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
    5. @@ -52,6 +52,7 @@ import com.android.systemui.unfold.UnfoldTransitionProgressProvider;
    6.  import com.android.systemui.unfold.util.ScopedUnfoldTransitionProgressProvider;
    7.  
    8.  import java.io.PrintWriter;
    9. +import android.os.SystemProperties;
    10.  
    11.  /**
    12.   * Class to manage taskbar lifecycle
    13. @@ -262,7 +263,9 @@ public class TaskbarManager {
    14.  
    15.      private void recreateTaskbar() {
    16.          destroyExistingTaskbar();
    17. -
    18. +        if (SystemProperties.get("persist.sys.taskbar.enable","0").equals("0")){
    19. +            return ;
    20. +        }
    21.          DeviceProfile dp =
    22.                  mUserUnlocked ? LauncherAppState.getIDP(mContext).getDeviceProfile(mContext) : null;
    23. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/shared/src/com/android/systemui/shared/recents/utilities/Utilities.java b/vendor/mediatek/proprietary/packages/apps/SystemUI/shared/src/com/android/systemui/shared/recents/utilities/Utilities.java
    24. index 56326e3..88201b4 100644
    25. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/shared/src/com/android/systemui/shared/recents/utilities/Utilities.java
    26. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/shared/src/com/android/systemui/shared/recents/utilities/Utilities.java
    27. @@ -31,6 +31,7 @@ import android.os.Message;
    28.  import android.util.DisplayMetrics;
    29.  import android.view.Surface;
    30.  import android.view.WindowManager;
    31. +import android.os.SystemProperties;
    32.  
    33.  /* Common code */
    34.  public class Utilities {
    35. @@ -128,6 +129,9 @@ public class Utilities {
    36.      /** @return whether or not {@param context} represents that of a large screen device or not */
    37.      @TargetApi(Build.VERSION_CODES.R)
    38.      public static boolean isTablet(Context context) {
    39. +        if (SystemProperties.get("persist.sys.taskbar.enable","0").equals("0")){
    40. +            return false;
    41. +        }
    42.          final WindowManager windowManager = context.getSystemService(WindowManager.class);
    43.          final Rect bounds = windowManager.getCurrentWindowMetrics().getBounds();

    2.首先添加布局文件和资源文件

    布局文件：

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/power.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/power.xml
    2. new file mode 100644
    3. index 0000000..bcb177c
    4. --- /dev/null
    5. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/power.xml
    6. @@ -0,0 +1,28 @@
    7. +"1.0" encoding="utf-8"?>
    8. +
    9. +<com.android.systemui.navigationbar.buttons.KeyButtonView
    10. +    xmlns:android="http://schemas.android.com/apk/res/android"
    11. +    xmlns:systemui="http://schemas.android.com/apk/res-auto"
    12. +    android:id="@+id/power"
    13. +    android:layout_width="@dimen/navigation_key_width"
    14. +    android:layout_height="match_parent"
    15. +    android:layout_weight="0"
    16. +    android:scaleType="center"
    17. +    android:contentDescription="@string/accessibility_power"
    18. +    android:paddingStart="@dimen/navigation_key_padding"
    19. +    android:paddingEnd="@dimen/navigation_key_padding"
    20. +    />
    21. +
    22. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/volume.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/volume.xml
    23. new file mode 100644
    24. index 0000000..ed6c939
    25. --- /dev/null
    26. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/layout/volume.xml
    27. @@ -0,0 +1,27 @@
    28. +"1.0" encoding="utf-8"?>
    29. +
    30. +<com.android.systemui.navigationbar.buttons.KeyButtonView
    31. +    xmlns:android="http://schemas.android.com/apk/res/android"
    32. +    xmlns:systemui="http://schemas.android.com/apk/res-auto"
    33. +    android:id="@+id/volume"
    34. +    android:layout_width="@dimen/navigation_key_width"
    35. +    android:layout_height="match_parent"
    36. +    android:layout_weight="0"
    37. +    android:scaleType="center"
    38. +    android:contentDescription="@string/accessibility_volume"
    39. +    android:paddingStart="@dimen/navigation_key_padding"
    40. +    android:paddingEnd="@dimen/navigation_key_padding"
    41. +    />

    资源文件(根据自己分辨率放到指定路径就行了)：

    vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-xxhdpi/ic_power.png

    vendor/mediatek/proprietary/packages/apps/SystemUI/res/drawable-xxhdpi/ic_volume.png

    3.修改导航栏的布局

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw400dp/config.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw400dp/config.xml
    2. new file mode 100644
    3. index 0000000..0cc515c
    4. --- /dev/null
    5. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw400dp/config.xml
    6. @@ -0,0 +1,3 @@
    7. +<resources>
    8. +    <string name="config_navBarLayout" translatable="false">left;poweroff,back,home,recent,volume;rightstring>
    9. +resources>
    10. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw600dp/config.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw600dp/config.xml
    11. index 36cc0ad..ba3a959 100644
    12. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw600dp/config.xml
    13. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw600dp/config.xml
    14. @@ -27,7 +27,7 @@
    15.      <bool name="config_quickSettingsMediaLandscapeCollapsed">falsebool>
    16.  
    17.      
    18. -    <string name="config_navBarLayout" translatable="false">left;back,home,recent;rightstring>
    19. +    <string name="config_navBarLayout" translatable="false">left;power,back,home,recent,volume;rightstring>
    20.  
    21.      
    22.      <integer name="navigation_bar_deadzone_orientation">0integer>
    23. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw900dp/config.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw900dp/config.xml
    24. index 221b013..99f2d56 100644
    25. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw900dp/config.xml
    26. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values-sw900dp/config.xml
    27. @@ -19,6 +19,6 @@
    28.  <resources>
    29.  
    30.      
    31. -    <string name="config_navBarLayout" translatable="false">back,home,left;space;right,recentstring>
    32. +    <string name="config_navBarLayout" translatable="false">power,back,home,left;space;right,recent,volumestring>
    33.  
    34.  resources>
    35. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/dimens.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/dimens.xml
    36. index b6a2815..3b09c06 100644
    37. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/dimens.xml
    38. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/dimens.xml
    39. @@ -49,6 +49,8 @@
    40.      <dimen name="navigation_edge_arrow_min_y">64dpdimen>
    41.      
    42.      <dimen name="navigation_edge_finger_offset">48dpdimen>
    43. +    <dimen name="navigation_key_width_sw600dp_land">162dpdimen>
    44. +    <dimen name="navigation_key_padding_sw600dp_land">42dpdimen>
    45.  
    46.      
    47.      <dimen name="status_bar_icon_size">@*android:dimen/status_bar_icon_sizedimen>

    4.定义对应的字符串

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/strings.xml b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/strings.xml
    2. index e4607b3..b6c2866 100644
    3. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/strings.xml
    4. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/res/values/strings.xml
    5. @@ -2545,4 +2545,6 @@
    6.      =1 {# notification}
    7.      other {# notifications}
    8.      }string>
    9. +    <string name="accessibility_power">Powerstring>
    10. +    <string name="accessibility_volume">Volumestring>
    11.  resources>

    5.源码中添加按键布局，增加按键分发，修改触摸区域

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
    2. index 59bb227..ed9e3fc 100644
    3. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
    4. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarInflaterView.java
    5. @@ -68,6 +68,8 @@ public class NavigationBarInflaterView extends FrameLayout
    6.      public static final String RIGHT = "right";
    7.      public static final String CONTEXTUAL = "contextual";
    8.      public static final String IME_SWITCHER = "ime_switcher";
    9. +    public static final String POWER = "power";
    10. +    public static final String VOLUME = "volume";
    11.  
    12.      public static final String GRAVITY_SEPARATOR = ";";
    13.      public static final String BUTTON_SEPARATOR = ",";
    14. @@ -387,6 +389,10 @@ public class NavigationBarInflaterView extends FrameLayout
    15.              v = inflater.inflate(R.layout.home_handle, parent, false);
    16.          } else if (IME_SWITCHER.equals(button)) {
    17.              v = inflater.inflate(R.layout.ime_switcher, parent, false);
    18. +        } else if(POWER.equals(button)) {
    19. +            v = inflater.inflate(R.layout.power, parent, false);
    20. +        } else if(VOLUME.equals(button)) {
    21. +            v = inflater.inflate(R.layout.volume, parent, false);
    22.          } else if (button.startsWith(KEY)) {
    23.              String uri = extractImage(button);
    24.              int code = extractKeycode(button);
    25. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
    26. index 3fc9afe..11d9e7f 100644
    27. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
    28. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBarView.java
    29. @@ -92,7 +92,7 @@ import java.util.function.Consumer;
    30.  
    31.  /** */
    32.  public class NavigationBarView extends FrameLayout {
    33. -    final static boolean DEBUG = false;
    34. +    final static boolean DEBUG = true;
    35.      final static String TAG = "NavBarView";
    36.  
    37.      final static boolean ALTERNATE_CAR_MODE_UI = false;
    38. @@ -119,6 +119,9 @@ public class NavigationBarView extends FrameLayout {
    39.      private Context mLightContext;
    40.      private int mLightIconColor;
    41.      private int mDarkIconColor;
    42. +    private KeyButtonDrawable mPowerIcon;
    43. +    private KeyButtonDrawable mVolumeIcon;
    44. +
    45.  
    46.      private EdgeBackGestureHandler mEdgeBackGestureHandler;
    47.      private final DeadZone mDeadZone;
    48. @@ -316,6 +319,8 @@ public class NavigationBarView extends FrameLayout {
    49.          mButtonDispatchers.put(R.id.ime_switcher, imeSwitcherButton);
    50.          mButtonDispatchers.put(R.id.accessibility_button, accessibilityButton);
    51.          mButtonDispatchers.put(R.id.menu_container, mContextualButtonGroup);
    52. +        mButtonDispatchers.put(R.id.power, new ButtonDispatcher(R.id.power));
    53. +        mButtonDispatchers.put(R.id.volume, new ButtonDispatcher(R.id.volume));
    54.          mDeadZone = new DeadZone(this);
    55.      }
    56.  
    57. @@ -412,6 +417,14 @@ public class NavigationBarView extends FrameLayout {
    58.          return mButtonDispatchers.get(R.id.accessibility_button);
    59.      }
    60.  
    61. +    public ButtonDispatcher getPowerButton() {
    62. +        return mButtonDispatchers.get(R.id.power);
    63. +    }
    64. +
    65. +    public ButtonDispatcher getVolumeButton() {
    66. +        return mButtonDispatchers.get(R.id.volume);
    67. +    }
    68. +
    69.      public RotationContextButton getRotateSuggestionButton() {
    70.          return (RotationContextButton) mButtonDispatchers.get(R.id.rotate_suggestion);
    71.      }
    72. @@ -456,6 +469,8 @@ public class NavigationBarView extends FrameLayout {
    73.          if (orientationChange || densityChange || dirChange) {
    74.              mBackIcon = getBackDrawable();
    75.          }
    76. +            mPowerIcon = getDrawable(R.drawable.ic_power);
    77. +            mVolumeIcon = getDrawable(R.drawable.ic_volume);
    78.      }
    79.  
    80.      /**
    81. @@ -594,11 +609,15 @@ public class NavigationBarView extends FrameLayout {
    82.          KeyButtonDrawable backIcon = mBackIcon;
    83.          orientBackButton(backIcon);
    84.          KeyButtonDrawable homeIcon = mHomeDefaultIcon;
    85. +        KeyButtonDrawable powerIcon = mPowerIcon;
    86. +        KeyButtonDrawable volumeIcon = mVolumeIcon;
    87.          if (!mUseCarModeUi) {
    88.              orientHomeButton(homeIcon);
    89.          }
    90.          getHomeButton().setImageDrawable(homeIcon);
    91.          getBackButton().setImageDrawable(backIcon);
    92. +        getPowerButton().setImageDrawable(powerIcon);
    93. +        getVolumeButton().setImageDrawable(volumeIcon);
    94.  
    95.          updateRecentsIcon();
    96.  
    97. @@ -652,6 +671,8 @@ public class NavigationBarView extends FrameLayout {
    98.          getHomeButton().setVisibility(disableHome       ? View.INVISIBLE : View.VISIBLE);
    99.          getRecentsButton().setVisibility(disableRecent  ? View.INVISIBLE : View.VISIBLE);
    100.          getHomeHandle().setVisibility(disableHomeHandle ? View.INVISIBLE : View.VISIBLE);
    101. +        getPowerButton().setVisibility(false       ? View.INVISIBLE : View.VISIBLE);
    102. +        getVolumeButton().setVisibility(false       ? View.INVISIBLE : View.VISIBLE);
    103.          notifyActiveTouchRegions();
    104.      }
    105.  
    106. @@ -1122,6 +1143,8 @@ public class NavigationBarView extends FrameLayout {
    107.  
    108.          dumpButton(pw, "back", getBackButton());
    109.          dumpButton(pw, "home", getHomeButton());
    110. +        dumpButton(pw, "volume", getVolumeButton());
    111. +        dumpButton(pw, "power", getPowerButton());
    112.          dumpButton(pw, "handle", getHomeHandle());
    113.          dumpButton(pw, "rcnt", getRecentsButton());
    114.          dumpButton(pw, "rota", getRotateSuggestionButton());
    115. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java b/vendor/mediatek/proprietary/packages/apps/Syst
    116. emUI/src/com/android/systemui/navigationbar/NavigationBar.java
    117. index 91b01ef..9634cb0 100644
    118. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
    119. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
    120. @@ -1787,11 +1787,15 @@ public class NavigationBar extends ViewController implements
    121.          Region region = new Region();
    122.          Map touchRegionCache = mView.getButtonTouchRegionCache();
    123.          updateButtonLocation(
    124. +                region, touchRegionCache, mView.getPowerButton(), inScreenSpace, useNearestRegion);
    125. +        updateButtonLocation(
    126.                  region, touchRegionCache, mView.getBackButton(), inScreenSpace, useNearestRegion);
    127.          updateButtonLocation(
    128.                  region, touchRegionCache, mView.getHomeButton(), inScreenSpace, useNearestRegion);
    129.          updateButtonLocation(region, touchRegionCache, mView.getRecentsButton(), inScreenSpace,
    130.                  useNearestRegion);
    131. +        updateButtonLocation(
    132. +                region, touchRegionCache, mView.getVolumeButton(), inScreenSpace, useNearestRegion);
    133.          updateButtonLocation(region, touchRegionCache, mView.getImeSwitchButton(), inScreenSpace,
    134.                  useNearestRegion);
    135.          updateButtonLocation(

    6.按键发送广播或调用相关服务

    注：打叉的地方修改成自己喜欢的名字即可

    1. diff --git a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
    2. index aa38b78..91b01ef 100644
    3. --- a/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
    4. +++ b/vendor/mediatek/proprietary/packages/apps/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
    5. @@ -158,6 +158,7 @@ import com.android.systemui.util.DeviceConfigProxy;
    6.  import com.android.systemui.util.ViewController;
    7.  import com.android.wm.shell.back.BackAnimation;
    8.  import com.android.wm.shell.pip.Pip;
    9. +import android.media.AudioManager;
    10.  
    11.  import java.io.PrintWriter;
    12.  import java.util.Locale;
    13. @@ -177,7 +178,7 @@ import dagger.Lazy;
    14.  public class NavigationBar extends ViewController implements Callbacks {
    15.  
    16.      public static final String TAG = "NavigationBar";
    17. -    private static final boolean DEBUG = false;
    18. +    private static final boolean DEBUG = true;
    19.      private static final String EXTRA_DISABLE_STATE = "disabled_state";
    20.      private static final String EXTRA_DISABLE2_STATE = "disabled2_state";
    21.      private static final String EXTRA_APPEARANCE = "appearance";
    22. @@ -1260,6 +1261,13 @@ public class NavigationBar extends ViewController implements
    23.          accessibilityButton.setOnLongClickListener(this::onAccessibilityLongClick);
    24.          updateAccessibilityStateFlags();
    25.  
    26. +        ButtonDispatcher powerButton = mView.getPowerButton();
    27. +        powerButton.setOnClickListener(this::powerClick);
    28. +        powerButton.setOnTouchListener(this::powerTouch);
    29. +
    30. +        ButtonDispatcher volumeButton = mView.getVolumeButton();
    31. +        volumeButton.setOnClickListener(this::volumeClick);
    32. +
    33.          ButtonDispatcher imeSwitcherButton = mView.getImeSwitchButton();
    34.          imeSwitcherButton.setOnClickListener(this::onImeSwitcherClick);
    35.  
    36. @@ -1450,6 +1458,30 @@ public class NavigationBar extends ViewController implements
    37.          return false;
    38.      }
    39.  
    40. +    private boolean powerTouch(View v, MotionEvent event) {
    41. +        if (event.getAction() == MotionEvent.ACTION_UP) {
    42. +            Log.i("xxxxx","powerTouch--sendBroadcast");
    43. +            Intent intent=new Intent("com.xxxxx.systemui.power");
    44. +            mContext.sendBroadcast(intent);
    45. +        }
    46. +        return false;
    47. +    }
    48. +
    49. +    private void powerClick(View v) {
    50. +        Log.i("xxxx","powerClick--sendBroadcast");
    51. +        Intent intent=new Intent("com.xxxxx.systemui.power");
    52. +        mContext.sendBroadcast(intent);
    53. +    }
    54. +
    55. +    private void volumeClick(View v) {
    56. +        Log.i("xxxxx","volumeClick--sendBroadcast");
    57. +        AudioManager am = getContext().getSystemService(AudioManager.class);
    58. +        am.adjustSuggestedStreamVolume(
    59. +                AudioManager.ADJUST_SAME,
    60. +                AudioManager.STREAM_MUSIC,
    61. +                AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_PLAY_SOUND);
    62. +    }
    63. +
    64.      private void onAccessibilityClick(View v) {
    65.          final Display display = v.getDisplay();
    66.          mAccessibilityManager.notifyAccessibilityButtonClicked(

    7.监听广播调出响应弹窗

    注：打叉的地方修改成自己喜欢的名字即可

    1. diff --git a/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java b/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java
    2. index 0b61a84..a3d9745 100644
    3. --- a/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java
    4. +++ b/frameworks/base/services/core/java/com/android/server/policy/PhoneWindowManager.java
    5. @@ -2071,6 +2071,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
    6.          filter = new IntentFilter();
    7.          filter.addAction(Intent.ACTION_DREAMING_STARTED);
    8.          filter.addAction(Intent.ACTION_DREAMING_STOPPED);
    9. +        filter.addAction("com.xxxx.systemui.power");
    10.          context.registerReceiver(mDreamReceiver, filter);
    11.  
    12.          // register for multiuser-relevant broadcasts
    13. @@ -4449,6 +4450,7 @@ public class PhoneWindowManager implements WindowManagerPolicy {
    14.      BroadcastReceiver mDreamReceiver = new BroadcastReceiver() {
    15.          @Override
    16.          public void onReceive(Context context, Intent intent) {
    17. +            Log.i("xxxx", "mDreamReceiver--onReceive");
    18.              if (Intent.ACTION_DREAMING_STARTED.equals(intent.getAction())) {
    19.                  if (mKeyguardDelegate != null) {
    20.                      mKeyguardDelegate.onDreamingStarted();
    21. @@ -4457,6 +4459,9 @@ public class PhoneWindowManager implements WindowManagerPolicy {
    22.                  if (mKeyguardDelegate != null) {
    23.                      mKeyguardDelegate.onDreamingStopped();
    24.                  }
    25. +            } else if("com.xxxx.systemui.power".equals(intent.getAction())) {
    26. +                Log.i("xxxxx", "Receive a soft poweroff broadcast.");
    27. +                showGlobalActionsInternal();
    28.              }
    29.          }
    30.      };

    三、验证

    以上修改完成后，整体编译然后烧录即可实现虚拟按键添加及事件响应

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  • 原文地址：https://blog.csdn.net/u014645605/article/details/134017847