Merge "Hide Sysui 3 button nav if used in taskbar." into sc-dev (e53db0d4) · Commits · e / os / android_frameworks_base

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

+62 −0

Original line number	Diff line number	Diff line
		@@ -17,14 +17,18 @@
		package com.android.systemui.navigationbar;

		import static android.view.Display.DEFAULT_DISPLAY;
		import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON;

		import android.content.Context;
		import android.content.pm.ActivityInfo;
		import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.hardware.display.DisplayManager;
		import android.os.Bundle;
		import android.os.Handler;
		import android.os.RemoteException;
		import android.os.SystemProperties;
		import android.util.DisplayMetrics;
		import android.util.Log;
		import android.util.SparseArray;
		import android.view.Display;
		@@ -80,6 +84,8 @@ public class NavigationBarController implements Callbacks,
		ConfigurationController.ConfigurationListener,
		NavigationModeController.ModeChangedListener, Dumpable {

		private static final float TABLET_MIN_DPS = 600;

		private static final String TAG = NavigationBarController.class.getSimpleName();

		private final Context mContext;
		@@ -107,6 +113,8 @@ public class NavigationBarController implements Callbacks,
		private final Handler mHandler;
		private final DisplayManager mDisplayManager;
		private final NavigationBarOverlayController mNavBarOverlayController;
		private int mNavMode;
		private boolean mIsTablet;

		/** A displayId - nav bar maps. */
		@VisibleForTesting
		@@ -172,11 +180,30 @@ public class NavigationBarController implements Callbacks,
		configurationController.addCallback(this);
		mConfigChanges.applyNewConfig(mContext.getResources());
		mNavBarOverlayController = navBarOverlayController;
		mNavMode = mNavigationModeController.addListener(this);
		mNavigationModeController.addListener(this);
		}

		@Override
		public void onConfigChanged(Configuration newConfig) {
		boolean isOldConfigTablet = mIsTablet;
		mIsTablet = isTablet(newConfig);
		boolean largeScreenChanged = mIsTablet != isOldConfigTablet;
		// If we folded/unfolded while in 3 button, show navbar in folded state, hide in unfolded
		if (isThreeButtonTaskbarFlagEnabled() &&
		largeScreenChanged && mNavMode == NAV_BAR_MODE_3BUTTON) {
		if (!mIsTablet) {
		// Folded state, show 3 button nav bar
		createNavigationBar(mContext.getDisplay(), null, null);
		} else {
		// Unfolded state, hide 3 button nav bars
		for (int i = 0; i < mNavigationBars.size(); i++) {
		removeNavigationBar(mNavigationBars.keyAt(i));
		}
		}
		return;
		}

		if (mConfigChanges.applyNewConfig(mContext.getResources())) {
		for (int i = 0; i < mNavigationBars.size(); i++) {
		recreateNavigationBar(mNavigationBars.keyAt(i));
		@@ -190,7 +217,19 @@ public class NavigationBarController implements Callbacks,

		@Override
		public void onNavigationModeChanged(int mode) {
		final int oldMode = mNavMode;
		mNavMode = mode;
		mHandler.post(() -> {
		// create/destroy nav bar based on nav mode only in unfolded state
		if (isThreeButtonTaskbarFlagEnabled() && oldMode != mNavMode && mIsTablet) {
		if (oldMode == NAV_BAR_MODE_3BUTTON &&
		mNavigationBars.get(mContext.getDisplayId()) == null) {
		// We remove navbar for 3 button unfolded, add it back in
		createNavigationBar(mContext.getDisplay(), null, null);
		} else if (mNavMode == NAV_BAR_MODE_3BUTTON) {
		removeNavigationBar(mContext.getDisplayId());
		}
		}
		for (int i = 0; i < mNavigationBars.size(); i++) {
		NavigationBar navBar = mNavigationBars.valueAt(i);
		if (navBar == null) {
		@@ -212,6 +251,7 @@ public class NavigationBarController implements Callbacks,
		@Override
		public void onDisplayReady(int displayId) {
		Display display = mDisplayManager.getDisplay(displayId);
		mIsTablet = isTablet(mContext.getResources().getConfiguration());
		createNavigationBar(display, null /* savedState /, null / result */);
		}

		@@ -267,6 +307,10 @@ public class NavigationBarController implements Callbacks,
		return;
		}

		if (isThreeButtonTaskbarEnabled()) {
		return;
		}

		final int displayId = display.getDisplayId();
		final boolean isOnDefaultDisplay = displayId == DEFAULT_DISPLAY;
		final IWindowManager wms = WindowManagerGlobal.getWindowManagerService();
		@@ -398,6 +442,24 @@ public class NavigationBarController implements Callbacks,
		return mNavigationBars.get(DEFAULT_DISPLAY);
		}

		private boolean isThreeButtonTaskbarEnabled() {
		return mIsTablet && mNavMode == NAV_BAR_MODE_3BUTTON &&
		isThreeButtonTaskbarFlagEnabled();
		}

		private boolean isThreeButtonTaskbarFlagEnabled() {
		return SystemProperties.getBoolean("persist.debug.taskbar_three_button", false);
		}

		private boolean isTablet(Configuration newConfig) {
		float density = Resources.getSystem().getDisplayMetrics().density;
		int size = Math.min((int) (density * newConfig.screenWidthDp),
		(int) (density* newConfig.screenHeightDp));
		DisplayMetrics metrics = mContext.getResources().getDisplayMetrics();
		float densityRatio = (float) metrics.densityDpi / DisplayMetrics.DENSITY_DEFAULT;
		return (size / densityRatio) >= TABLET_MIN_DPS;
		}

		@Override
		public void dump(@NonNull FileDescriptor fd, @NonNull PrintWriter pw, @NonNull String[] args) {
		for (int i = 0; i < mNavigationBars.size(); i++) {