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Commit dc1bbc2d authored by Tracy Zhou's avatar Tracy Zhou
Browse files

Support immersive mode with task bar 

Fixes: 197991600
Test: Open Youtube to fullscreen
Change-Id: I34acbe1469fa71a4bca28d7ab160f6ea2ef31769
parent 82001b61

packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java

+34 −0
Original line number Diff line number Diff line
@@ -18,20 +18,27 @@ package com.android.systemui.navigationbar; 


import static android.app.StatusBarManager.NAVIGATION_HINT_BACK_ALT;

import static android.app.StatusBarManager.NAVIGATION_HINT_IME_SHOWN;

import static android.app.StatusBarManager.WINDOW_STATE_SHOWING;

import static android.view.WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE;



import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_CLICKABLE;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_A11Y_BUTTON_LONG_CLICKABLE;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_BACK_DISABLED;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_HOME_DISABLED;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_IME_SHOWING;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_IME_SWITCHER_SHOWING;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NAV_BAR_HIDDEN;

import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_OVERVIEW_DISABLED;



import android.app.StatusBarManager;

import android.app.StatusBarManager.WindowVisibleState;

import android.content.Context;

import android.inputmethodservice.InputMethodService;

import android.os.IBinder;

import android.view.InsetsVisibilities;

import android.view.View;

import android.view.WindowInsetsController.Behavior;



import com.android.internal.view.AppearanceRegion;

import com.android.systemui.Dependency;
@@ -60,6 +67,8 @@ public class TaskbarDelegate implements CommandQueue.Callbacks, 
    private final NavigationBarA11yHelper.NavA11yEventListener mNavA11yEventListener =

            this::updateSysuiFlags;

    private int mDisabledFlags;

    private @WindowVisibleState int mTaskBarWindowState = WINDOW_STATE_SHOWING;

    private @Behavior int mBehavior;



    @Inject

    public TaskbarDelegate(Context context) {
@@ -114,6 +123,9 @@ public class TaskbarDelegate implements CommandQueue.Callbacks, 
                        (mDisabledFlags & View.STATUS_BAR_DISABLE_HOME) != 0)

                .setFlag(SYSUI_STATE_BACK_DISABLED,

                        (mDisabledFlags & View.STATUS_BAR_DISABLE_BACK) != 0)

                .setFlag(SYSUI_STATE_NAV_BAR_HIDDEN, !isWindowVisible())

                .setFlag(SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY,

                        allowSystemGestureIgnoringBarVisibility())

                .commitUpdate(mDisplayId);

    }
@@ -129,6 +141,16 @@ public class TaskbarDelegate implements CommandQueue.Callbacks, 
        }

    }



    @Override

    public void setWindowState(int displayId, int window, int state) {

        if (displayId == mDisplayId

                && window == StatusBarManager.WINDOW_NAVIGATION_BAR

                && mTaskBarWindowState != state) {

            mTaskBarWindowState = state;

            updateSysuiFlags();

        }

    }



    @Override

    public void onRotationProposal(int rotation, boolean isValid) {

        mOverviewProxyService.onRotationProposal(rotation, isValid);
@@ -146,6 +168,10 @@ public class TaskbarDelegate implements CommandQueue.Callbacks, 
            AppearanceRegion[] appearanceRegions, boolean navbarColorManagedByIme, int behavior,

            InsetsVisibilities requestedVisibilities, String packageName) {

        mOverviewProxyService.onSystemBarAttributesChanged(displayId, behavior);

        if (mBehavior != behavior) {

            mBehavior = behavior;

            updateSysuiFlags();

        }

    }



    @Override
@@ -161,4 +187,12 @@ public class TaskbarDelegate implements CommandQueue.Callbacks, 
    public void onNavigationModeChanged(int mode) {

        mEdgeBackGestureHandler.onNavigationModeChanged(mode);

    }



    private boolean isWindowVisible() {

        return mTaskBarWindowState == WINDOW_STATE_SHOWING;

    }



    private boolean allowSystemGestureIgnoringBarVisibility() {

        return mBehavior != BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE;

    }

}