public void handleMessage()

in com/android/systemui/statusbar/CommandQueue.java [559:801]


        public void handleMessage(Message msg) {
            final int what = msg.what & MSG_MASK;
            switch (what) {
                case MSG_ICON: {
                    switch (msg.arg1) {
                        case OP_SET_ICON: {
                            Pair<String, StatusBarIcon> p = (Pair<String, StatusBarIcon>) msg.obj;
                            for (int i = 0; i < mCallbacks.size(); i++) {
                                mCallbacks.get(i).setIcon(p.first, p.second);
                            }
                            break;
                        }
                        case OP_REMOVE_ICON:
                            for (int i = 0; i < mCallbacks.size(); i++) {
                                mCallbacks.get(i).removeIcon((String) msg.obj);
                            }
                            break;
                    }
                    break;
                }
                case MSG_DISABLE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).disable(msg.arg1, msg.arg2, (Boolean) msg.obj);
                    }
                    break;
                case MSG_EXPAND_NOTIFICATIONS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).animateExpandNotificationsPanel();
                    }
                    break;
                case MSG_COLLAPSE_PANELS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).animateCollapsePanels(msg.arg1);
                    }
                    break;
                case MSG_TOGGLE_PANEL:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).togglePanel();
                    }
                    break;
                case MSG_EXPAND_SETTINGS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).animateExpandSettingsPanel((String) msg.obj);
                    }
                    break;
                case MSG_SET_SYSTEMUI_VISIBILITY:
                    SomeArgs args = (SomeArgs) msg.obj;
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).setSystemUiVisibility(args.argi1, args.argi2, args.argi3,
                                args.argi4, (Rect) args.arg1, (Rect) args.arg2);
                    }
                    args.recycle();
                    break;
                case MSG_TOP_APP_WINDOW_CHANGED:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).topAppWindowChanged(msg.arg1 != 0);
                    }
                    break;
                case MSG_SHOW_IME_BUTTON:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).setImeWindowStatus((IBinder) msg.obj, msg.arg1, msg.arg2,
                                msg.getData().getBoolean(SHOW_IME_SWITCHER_KEY, false));
                    }
                    break;
                case MSG_SHOW_RECENT_APPS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showRecentApps(msg.arg1 != 0);
                    }
                    break;
                case MSG_HIDE_RECENT_APPS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).hideRecentApps(msg.arg1 != 0, msg.arg2 != 0);
                    }
                    break;
                case MSG_TOGGLE_RECENT_APPS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).toggleRecentApps();
                    }
                    break;
                case MSG_PRELOAD_RECENT_APPS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).preloadRecentApps();
                    }
                    break;
                case MSG_CANCEL_PRELOAD_RECENT_APPS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).cancelPreloadRecentApps();
                    }
                    break;
                case MSG_DISMISS_KEYBOARD_SHORTCUTS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).dismissKeyboardShortcutsMenu();
                    }
                    break;
                case MSG_TOGGLE_KEYBOARD_SHORTCUTS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).toggleKeyboardShortcutsMenu(msg.arg1);
                    }
                    break;
                case MSG_SET_WINDOW_STATE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).setWindowState(msg.arg1, msg.arg2);
                    }
                    break;
                case MSG_SHOW_SCREEN_PIN_REQUEST:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showScreenPinningRequest(msg.arg1);
                    }
                    break;
                case MSG_APP_TRANSITION_PENDING:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).appTransitionPending(msg.arg1 != 0);
                    }
                    break;
                case MSG_APP_TRANSITION_CANCELLED:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).appTransitionCancelled();
                    }
                    break;
                case MSG_APP_TRANSITION_STARTING:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        Pair<Long, Long> data = (Pair<Long, Long>) msg.obj;
                        mCallbacks.get(i).appTransitionStarting(data.first, data.second,
                                msg.arg1 != 0);
                    }
                    break;
                case MSG_APP_TRANSITION_FINISHED:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).appTransitionFinished();
                    }
                    break;
                case MSG_ASSIST_DISCLOSURE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showAssistDisclosure();
                    }
                    break;
                case MSG_START_ASSIST:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).startAssist((Bundle) msg.obj);
                    }
                    break;
                case MSG_CAMERA_LAUNCH_GESTURE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).onCameraLaunchGestureDetected(msg.arg1);
                    }
                    break;
                case MSG_SHOW_PICTURE_IN_PICTURE_MENU:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showPictureInPictureMenu();
                    }
                    break;
                case MSG_ADD_QS_TILE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).addQsTile((ComponentName) msg.obj);
                    }
                    break;
                case MSG_REMOVE_QS_TILE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).remQsTile((ComponentName) msg.obj);
                    }
                    break;
                case MSG_CLICK_QS_TILE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).clickTile((ComponentName) msg.obj);
                    }
                    break;
                case MSG_TOGGLE_APP_SPLIT_SCREEN:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).toggleSplitScreen();
                    }
                    break;
                case MSG_HANDLE_SYSTEM_KEY:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).handleSystemKey(msg.arg1);
                    }
                    break;
                case MSG_SHOW_GLOBAL_ACTIONS:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).handleShowGlobalActionsMenu();
                    }
                    break;
                case MSG_SHOW_SHUTDOWN_UI:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).handleShowShutdownUi(msg.arg1 != 0, (String) msg.obj);
                    }
                    break;
                case MSG_SET_TOP_APP_HIDES_STATUS_BAR:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).setTopAppHidesStatusBar(msg.arg1 != 0);
                    }
                    break;
                case MSG_ROTATION_PROPOSAL:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).onRotationProposal(msg.arg1, msg.arg2 != 0);
                    }
                    break;
                case MSG_FINGERPRINT_SHOW:
                    mHandler.removeMessages(MSG_FINGERPRINT_ERROR);
                    mHandler.removeMessages(MSG_FINGERPRINT_HELP);
                    mHandler.removeMessages(MSG_FINGERPRINT_AUTHENTICATED);
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showFingerprintDialog(
                                (Bundle)((SomeArgs)msg.obj).arg1,
                                (IBiometricPromptReceiver)((SomeArgs)msg.obj).arg2);
                    }
                    break;
                case MSG_FINGERPRINT_AUTHENTICATED:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).onFingerprintAuthenticated();
                    }
                    break;
                case MSG_FINGERPRINT_HELP:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).onFingerprintHelp((String) msg.obj);
                    }
                    break;
                case MSG_FINGERPRINT_ERROR:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).onFingerprintError((String) msg.obj);
                    }
                    break;
                case MSG_FINGERPRINT_HIDE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).hideFingerprintDialog();
                    }
                    break;
                case MSG_SHOW_CHARGING_ANIMATION:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showWirelessChargingAnimation(msg.arg1);
                    }
                    break;
                case MSG_SHOW_PINNING_TOAST_ENTER_EXIT:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showPinningEnterExitToast((Boolean) msg.obj);
                    }
                    break;
                case MSG_SHOW_PINNING_TOAST_ESCAPE:
                    for (int i = 0; i < mCallbacks.size(); i++) {
                        mCallbacks.get(i).showPinningEscapeToast();
                    }
                    break;
            }
        }