see 12/19 log

Author: Blankj

utilcode/lib/src/main/java/com/blankj/utilcode/util/AdaptScreenUtils.java

@@ -2,17 +2,23 @@
 
 import android.content.res.Resources;
 import android.util.DisplayMetrics;
+import android.util.Log;
+
+import java.lang.reflect.Field;
 
 
 public final class AdaptScreenUtils {
 
+    private static boolean firstFlag = true;
+    private static Field   mTmpMetrics;
+
     private static DisplayMetrics appDm;
 
     /**
      * Adapt for the horizontal screen, and call it in [android.app.Activity.getResources].
      */
     public static Resources adaptWidth(Resources resources, int designWidth) {
-        DisplayMetrics dm = resources.getDisplayMetrics();
+        DisplayMetrics dm = getDisplayMetrics(resources);
         float newXdpi = dm.xdpi = (dm.widthPixels * 72f) / designWidth;
         setAppDmXdpi(newXdpi);
         return resources;
@@ -22,7 +28,7 @@ public static Resources adaptWidth(Resources resources, int designWidth) {
      * Adapt for the vertical screen, and call it in [android.app.Activity.getResources].
      */
     public static Resources adaptHeight(Resources resources, int designHeight) {
-        DisplayMetrics dm = resources.getDisplayMetrics();
+        DisplayMetrics dm = getDisplayMetrics(resources);
         float newXdpi = dm.xdpi = (dm.heightPixels * 72f) / designHeight;
         setAppDmXdpi(newXdpi);
         return resources;
@@ -33,7 +39,7 @@ public static Resources adaptHeight(Resources resources, int designHeight) {
      * @return the resource
      */
     public static Resources closeAdapt(Resources resources) {
-        DisplayMetrics dm = resources.getDisplayMetrics();
+        DisplayMetrics dm = getDisplayMetrics(resources);
         float newXdpi = dm.xdpi = dm.density * 72;
         setAppDmXdpi(newXdpi);
         return resources;
@@ -67,4 +73,34 @@ private static void setAppDmXdpi(final float xdpi) {
         }
         appDm.xdpi = xdpi;
     }
+
+    private static DisplayMetrics getDisplayMetrics(Resources resources) {
+        DisplayMetrics miuiDisplayMetrics = getMiuiTmpMetrics(resources);
+        if (miuiDisplayMetrics == null) return resources.getDisplayMetrics();
+        return miuiDisplayMetrics;
+    }
+
+    private static DisplayMetrics getMiuiTmpMetrics(Resources resources) {
+        if (firstFlag) {
+            DisplayMetrics ret = null;
+            String simpleName = resources.getClass().getSimpleName();
+            if ("MiuiResources".equals(simpleName) || "XResources".equals(simpleName)) {
+                try {
+                    mTmpMetrics = Resources.class.getDeclaredField("mTmpMetrics");
+                    mTmpMetrics.setAccessible(true);
+                    ret = (DisplayMetrics) mTmpMetrics.get(resources);
+                } catch (Exception e) {
+                    Log.e("AdaptScreenUtils", "no field of mTmpMetrics in resources.");
+                }
+            }
+            firstFlag = false;
+            return ret;
+        }
+        if (mTmpMetrics == null) return null;
+        try {
+            return (DisplayMetrics) mTmpMetrics.get(resources);
+        } catch (Exception e) {
+            return null;
+        }
+    }
 }