package com.kuanzhai.driver.utils;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.graphics.Point;
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import android.graphics.Rect;
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import android.os.Build;
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import android.provider.Settings;
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import android.util.DisplayMetrics;
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import android.view.Display;
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import android.view.View;
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import android.view.ViewTreeObserver;
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import android.view.Window;
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import android.view.WindowManager;
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import androidx.annotation.NonNull;
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import java.lang.reflect.Method;
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public class NavigationBarUtil {
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/**
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* 判断虚拟导航栏是否显示
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*
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* @param context 上下文对象
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* @param window 当前窗口
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* @return true(显示虚拟导航栏)，false(不显示或不支持虚拟导航栏)
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*/
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public static boolean checkNavigationBarShow(@NonNull Context context, @NonNull Window window) {
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boolean show;
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if (Build.MANUFACTURER.equals("Xiaomi")) {
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show = xiaomiNavigationGestureEnabled(context);
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} else {
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Display display = window.getWindowManager().getDefaultDisplay();
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Point point = new Point();
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display.getRealSize(point);
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View decorView = window.getDecorView();
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Configuration conf = context.getResources().getConfiguration();
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if (Configuration.ORIENTATION_LANDSCAPE == conf.orientation) {
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View contentView = decorView.findViewById(android.R.id.content);
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show = (point.x != contentView.getWidth());
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} else {
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Rect rect = new Rect();
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decorView.getWindowVisibleDisplayFrame(rect);
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show = (rect.bottom != point.y);
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}
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}
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return show;
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}
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/**
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* 小米手机是否开启手势
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*
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* @param context
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* @return
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*/
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public static boolean xiaomiNavigationGestureEnabled(Context context) {
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int val = Settings.Global.getInt(context.getContentResolver(), "force_fsg_nav_bar", 0);
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return val != 0;
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}
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public static int getHeightOfNavigationBar(Context context) {
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//如果小米手机开启了全面屏手势隐藏了导航栏则返回 0
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
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if (Settings.Global.getInt(context.getContentResolver(),
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"force_fsg_nav_bar", 0) != 0) {
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return 0;
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}
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}
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int realHeight = getScreenSize(context)[1];
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Display d = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE))
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.getDefaultDisplay();
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DisplayMetrics displayMetrics = new DisplayMetrics();
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d.getMetrics(displayMetrics);
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int displayHeight = displayMetrics.heightPixels;
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return realHeight - displayHeight;
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}
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public static int[] getScreenSize(Context context) {
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int[] size = new int[2];
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WindowManager w = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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Display d = w.getDefaultDisplay();
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DisplayMetrics metrics = new DisplayMetrics();
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d.getMetrics(metrics);
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// since SDK_INT = 1;
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int widthPixels = metrics.widthPixels;
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int heightPixels = metrics.heightPixels;
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// includes window decorations (statusbar bar/menu bar)
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if (Build.VERSION.SDK_INT >= 14 && Build.VERSION.SDK_INT < 17)
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try {
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widthPixels = (Integer) Display.class.getMethod("getRawWidth").invoke(d);
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heightPixels = (Integer) Display.class.getMethod("getRawHeight").invoke(d);
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} catch (Exception ignored) {
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}
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// includes window decorations (statusbar bar/menu bar)
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if (Build.VERSION.SDK_INT >= 17)
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try {
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Point realSize = new Point();
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Display.class.getMethod("getRealSize", Point.class).invoke(d, realSize);
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widthPixels = realSize.x;
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heightPixels = realSize.y;
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} catch (Exception ignored) {
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}
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size[0] = widthPixels;
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size[1] = heightPixels;
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return size;
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}
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/**
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* 获取设备是否存在NavigationBar
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*
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* @param context
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* @return
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*/
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public static boolean checkDeviceHasNavigationBar(Context context) {
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boolean hasNavigationBar = false;
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Resources rs = context.getResources();
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int id = rs.getIdentifier("config_showNavigationBar", "bool", "android");
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if (id > 0) {
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hasNavigationBar = rs.getBoolean(id);
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}
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try {
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Class systemPropertiesClass = Class.forName("android.os.SystemProperties");
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Method m = systemPropertiesClass.getMethod("get", String.class);
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String navBarOverride = (String) m.invoke(systemPropertiesClass, "qemu.hw.mainkeys");
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if ("1".equals(navBarOverride)) {
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hasNavigationBar = false;
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} else if ("0".equals(navBarOverride)) {
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hasNavigationBar = true;
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}
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} catch (Exception e) {
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//do something
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}
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return hasNavigationBar;
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}
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/**
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* 获取NavigationBar的高度
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*
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* @return
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*/
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public static int getNavigationBarHeight(Context context) {
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Resources resources = context.getResources();
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int resourceId = resources.getIdentifier("navigation_bar_height", "dimen", "android");
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int height = resources.getDimensionPixelSize(resourceId);
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return height;
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}
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/**
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* 获取手机屏幕高度
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*/
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public static int getHeight(Context context) {
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DisplayMetrics dm = new DisplayMetrics();
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WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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windowManager.getDefaultDisplay().getMetrics(dm);
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return dm.heightPixels;
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}
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/**
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* 获取屏幕真实高度（包括虚拟键盘）
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*/
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public static int getRealHeight(Context context) {
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WindowManager windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
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Display display = windowManager.getDefaultDisplay();
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DisplayMetrics dm = new DisplayMetrics();
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
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display.getRealMetrics(dm);
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} else {
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display.getMetrics(dm);
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}
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int realHeight = dm.heightPixels;
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return realHeight;
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}
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//获取屏幕原始尺寸高度，包括虚拟功能键高度
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private int getDpi(Context context) {
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int dpi = 0;
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WindowManager windowManager = (WindowManager)
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context.getSystemService(Context.WINDOW_SERVICE);
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Display display = windowManager.getDefaultDisplay();
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DisplayMetrics displayMetrics = new DisplayMetrics();
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@SuppressWarnings("rawtypes")
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Class c;
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try {
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c = Class.forName("android.view.Display");
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@SuppressWarnings("unchecked")
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Method method = c.getMethod("getRealMetrics", DisplayMetrics.class);
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method.invoke(display, displayMetrics);
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dpi = displayMetrics.heightPixels;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return dpi;
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}
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public interface NavigationListener {
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void show();
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void hide();
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}
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//虚拟导航栏显示/隐藏
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public static void setNavigationListener(final View rootView, Context context, final NavigationListener navigationListener) {
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if (rootView == null || navigationListener == null) {
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return;
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}
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if (getRealHeight(context) != getHeight(context)) {
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rootView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
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int rootViewHeight;
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@Override
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public void onGlobalLayout() {
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int viewHeight = rootView.getHeight();
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if (rootViewHeight != viewHeight) {
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rootViewHeight = viewHeight;
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if (viewHeight == getRealHeight(context)) {
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//隐藏虚拟按键
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if (navigationListener != null) {
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navigationListener.hide();
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}
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} else {
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//显示虚拟按键
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if (navigationListener != null) {
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navigationListener.show();
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}
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}
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}
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}
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});
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}
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}
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}
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