Fixing android layout for older android devices, fix debug builds.

app/build.gradle

@@ -35,7 +35,6 @@ android {
     lint {
         disable 'MissingTranslation'
     }
-    namespace 'com.fox2code.mmm'
 }
 
 aboutLibraries {

app/src/main/AndroidManifest.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
+    package="com.fox2code.mmm"
     tools:ignore="QueryAllPackagesPermission">
 
     <!-- Wifi is not the only way to get an internet connection -->

app/src/main/java/com/fox2code/mmm/MainActivity.java

@@ -4,6 +4,7 @@ import androidx.annotation.NonNull;
 import androidx.appcompat.widget.SearchView;
 import androidx.cardview.widget.CardView;
 import androidx.core.content.ContextCompat;
+import androidx.core.graphics.ColorUtils;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
@@ -22,6 +23,7 @@ import android.view.inputmethod.EditorInfo;
 import android.widget.TextView;
 
 import com.fox2code.mmm.compat.CompatActivity;
+import com.fox2code.mmm.compat.CompatDisplay;
 import com.fox2code.mmm.installer.InstallerInitializer;
 import com.fox2code.mmm.manager.LocalModuleInfo;
 import com.fox2code.mmm.manager.ModuleManager;
@@ -32,6 +34,7 @@ import com.fox2code.mmm.utils.IntentHelper;
 import com.google.android.material.progressindicator.LinearProgressIndicator;
 
 import eightbitlab.com.blurview.BlurView;
+import eightbitlab.com.blurview.BlurViewFacade;
 import eightbitlab.com.blurview.RenderScriptBlur;
 
 public class MainActivity extends CompatActivity implements SwipeRefreshLayout.OnRefreshListener,
@@ -72,10 +75,8 @@ public class MainActivity extends CompatActivity implements SwipeRefreshLayout.O
         setContentView(R.layout.activity_main);
         this.setTitle(R.string.app_name);
         this.getWindow().setFlags(
-                WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION |
+                WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION,
-                        WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,
+                WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
-                WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION |
-                        WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);
         setActionBarBackground(null);
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
             WindowManager.LayoutParams layoutParams = this.getWindow().getAttributes();
@@ -106,7 +107,7 @@ public class MainActivity extends CompatActivity implements SwipeRefreshLayout.O
         this.actionBarBlur.setupWith(this.moduleList).setFrameClearDrawable(
                 this.getWindow().getDecorView().getBackground())
                 .setBlurAlgorithm(new RenderScriptBlur(this))
-                .setBlurRadius(5F).setBlurAutoUpdate(true)
+                .setBlurRadius(4F).setBlurAutoUpdate(true)
                 .setHasFixedTransformationMatrix(true);
         this.updateBlurState();
         this.moduleList.addOnScrollListener(new RecyclerView.OnScrollListener() {
@@ -116,6 +117,7 @@ public class MainActivity extends CompatActivity implements SwipeRefreshLayout.O
                     MainActivity.this.searchView.clearFocus();
             }
         });
+        this.searchView.setMinimumHeight(CompatDisplay.dpToPixel(16));
         this.searchView.setImeOptions(EditorInfo.IME_ACTION_SEARCH |
                 EditorInfo.IME_FLAG_NO_FULLSCREEN);
         this.searchView.setOnQueryTextListener(this);
@@ -238,32 +240,37 @@ public class MainActivity extends CompatActivity implements SwipeRefreshLayout.O
         this.swipeRefreshLayout.setProgressViewOffset(false,
                 swipeRefreshLayoutOrigStartOffset + combinedBarsHeight,
                 swipeRefreshLayoutOrigEndOffset + combinedBarsHeight);
-        this.moduleViewListBuilder.setHeaderPx(actionBarHeight);
+        this.moduleViewListBuilder.setHeaderPx(
+                actionBarHeight + CompatDisplay.dpToPixel(4));
         this.moduleViewListBuilder.setFooterPx(
                 bottomInset + this.searchCard.getHeight());
         this.moduleViewListBuilder.updateInsets();
         this.actionBarBlur.invalidate();
         this.overScrollInsetTop = combinedBarsHeight;
         this.overScrollInsetBottom = bottomInset;
+        Log.d(TAG, "( " + bottomInset + ", " +
+                this.searchCard.getHeight() + ")");
     }
 
     private void updateBlurState() {
+        boolean isLightMode = this.isLightTheme();
+        int colorBackground;
+        try {
+            colorBackground = this.getColorCompat(
+                    android.R.attr.windowBackground);
+        } catch (Resources.NotFoundException e) {
+            colorBackground = this.getColorCompat(isLightMode ?
+                    R.color.white : R.color.black);
+        }
         if (MainApplication.isBlurEnabled()) {
             this.actionBarBlur.setBlurEnabled(true);
-            int transparent = this.getColorCompat(R.color.transparent);
+            this.actionBarBackground.setColor(ColorUtils
-            this.actionBarBackground.setColor(transparent);
+                    .setAlphaComponent(colorBackground, 0x02));
+            this.actionBarBackground.setColor(Color.TRANSPARENT);
         } else {
             this.actionBarBlur.setBlurEnabled(false);
-            boolean isLightMode = this.isLightTheme();
+            this.actionBarBlur.setOverlayColor(Color.TRANSPARENT);
-            int colorOpaque;
+            this.actionBarBackground.setColor(colorBackground);
-            try {
-                colorOpaque = this.getColorCompat(
-                        android.R.attr.windowBackground);
-            } catch (Resources.NotFoundException e) {
-                colorOpaque = this.getColorCompat(isLightMode ?
-                        R.color.white : R.color.black);
-            }
-            this.actionBarBackground.setColor(colorOpaque);
         }
     }
 

app/src/main/java/com/fox2code/mmm/compat/CompatActivity.java

@@ -12,9 +12,13 @@ import android.os.Build;
 import android.os.Bundle;
 import android.util.Log;
 import android.util.TypedValue;
+import android.view.KeyCharacterMap;
+import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.WindowManager;
 
 import androidx.annotation.AttrRes;
 import androidx.annotation.CallSuper;
@@ -65,8 +69,10 @@ public class CompatActivity extends AppCompatActivity {
     private MenuItem.OnMenuItemClickListener menuClickListener;
     private CharSequence menuContentDescription;
     @StyleRes private int setThemeDynamic = 0;
+    private boolean onCreateCalledOnce = false;
     private boolean onCreateCalled = false;
     private boolean isRefreshUi = false;
+    private boolean hasHardwareNavBar;
     private int drawableResId;
     private MenuItem menuItem;
     // CompatConfigHelper
@@ -82,6 +88,9 @@ public class CompatActivity extends AppCompatActivity {
         if (!this.onCreateCalled) {
             this.getLayoutInflater().setFactory2(new LayoutInflaterFactory(this.getDelegate())
                     .addOnViewCreatedListener(WindowInsetsHelper.Companion.getLISTENER()));
+            this.hasHardwareNavBar = ViewConfiguration.get(this).hasPermanentMenuKey() ||
+                    KeyCharacterMap.deviceHasKey(KeyEvent.KEYCODE_BACK);
+            this.onCreateCalledOnce = true;
         }
         Application application = this.getApplication();
         if (application instanceof ApplicationCallbacks) {
@@ -114,7 +123,7 @@ public class CompatActivity extends AppCompatActivity {
     @CallSuper
     public void refreshUI() {
         // Avoid recursive calls
-        if (this.isRefreshUi) return;
+        if (this.isRefreshUi || !this.onCreateCalled) return;
         Application application = this.getApplication();
         if (application instanceof ApplicationCallbacks) {
             this.isRefreshUi = true;
@@ -196,6 +205,22 @@ public class CompatActivity extends AppCompatActivity {
         }
     }
 
+    public View getActionBarView() {
+        androidx.appcompat.app.ActionBar compatActionBar;
+        try {
+            compatActionBar = this.getSupportActionBar();
+        } catch (Exception e) {
+            Log.e(TAG, "Failed to call getSupportActionBar", e);
+            compatActionBar = null; // Allow fallback to builtin actionBar.
+        }
+        if (compatActionBar != null) {
+            return compatActionBar.getCustomView();
+        } else {
+            android.app.ActionBar actionBar = this.getActionBar();
+            return actionBar != null ? actionBar.getCustomView() : null;
+        }
+    }
+
     @Dimension @Px
     public int getActionBarHeight() {
         androidx.appcompat.app.ActionBar compatActionBar;
@@ -242,21 +267,31 @@ public class CompatActivity extends AppCompatActivity {
         return height;
     }
 
-    public int getNavigationBarHeight() { // How to improve this?
+    public int getNavigationBarHeight() {
         int height = WindowInsetsCompat.CONSUMED.getInsets(
                 WindowInsetsCompat.Type.navigationBars()).bottom;
         if (height == 0) { // Fallback to system resources
             int id = Resources.getSystem().getIdentifier(
                     "config_showNavigationBar", "bool", "android");
-            if (id > 0 && Resources.getSystem().getBoolean(id)) {
+            Log.d(TAG, "Nav 1: " + id);
+            if ((id > 0 && Resources.getSystem().getBoolean(id))
+                    || !this.hasHardwareNavBar()) {
                 id = Resources.getSystem().getIdentifier(
                         "navigation_bar_height", "dimen", "android");
+                Log.d(TAG, "Nav 2: " + id);
                 if (id > 0) return Resources.getSystem().getDimensionPixelSize(id);
             }
         }
         return height;
     }
 
+    public boolean hasHardwareNavBar() {
+        // If onCreate has not been called yet, cached value is not valid
+        return this.onCreateCalledOnce ? this.hasHardwareNavBar :
+                ViewConfiguration.get(this).hasPermanentMenuKey() ||
+                        KeyCharacterMap.deviceHasKey(KeyEvent.KEYCODE_BACK);
+    }
+
     public void setActionBarExtraMenuButton(@DrawableRes int drawableResId,
                                             MenuItem.OnMenuItemClickListener menuClickListener) {
         this.setActionBarExtraMenuButton(drawableResId,

app/src/main/java/com/fox2code/mmm/markdown/MarkdownActivity.java

@@ -18,6 +18,7 @@ import com.fox2code.mmm.R;
 import com.fox2code.mmm.compat.CompatActivity;
 import com.fox2code.mmm.utils.Http;
 import com.fox2code.mmm.utils.IntentHelper;
+import com.topjohnwu.superuser.internal.UiThreadHandler;
 
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
@@ -64,8 +65,11 @@ public class MarkdownActivity extends CompatActivity {
         }
         Log.i(TAG, "Url for markdown " + url);
         setContentView(R.layout.markdown_view);
-        ViewGroup markdownBackground = findViewById(R.id.markdownBackground);
+        final ViewGroup markdownBackground = findViewById(R.id.markdownBackground);
-        TextView textView = findViewById(R.id.markdownView);
+        final TextView textView = findViewById(R.id.markdownView);
+        final TextView footer = findViewById(R.id.markdownFooter);
+        UiThreadHandler.handler.postDelayed(() -> // Fix footer height
+                footer.setMinHeight(this.getNavigationBarHeight()), 1L);
         new Thread(() -> {
             try {
                 Log.d(TAG, "Downloading");

app/src/main/res/layout/activity_main.xml

@@ -57,16 +57,21 @@
         android:gravity="right"
         app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:fitsSystemWindowsInsets="bottom"
+        app:layout_fitsSystemWindowsInsets="bottom"
         tools:ignore="RtlHardcoded">
-        <androidx.cardview.widget.CardView
+        <!--
+        setting high app:cardCornerRadius is not supported on some versions
+        so we must use code to get a round appearance.
+        -->
+        <com.google.android.material.card.MaterialCardView
             android:id="@+id/search_card"
             android:layout_gravity="center"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:shape="ring"
             android:background="@null"
-            app:cardCornerRadius="75dp"
+            app:cardCornerRadius="@dimen/card_corner_radius"
+            app:cardPreventCornerOverlap="true"
             app:strokeColor="@android:color/transparent"
             app:cardElevation="0dp"
             app:strokeWidth="0dp">
@@ -75,7 +80,7 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:background="@null" />
-        </androidx.cardview.widget.CardView>
+        </com.google.android.material.card.MaterialCardView>
     </LinearLayout>
 
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/markdown_view.xml

@@ -7,7 +7,7 @@
     android:background="@color/black"
     android:id="@+id/markdownBackground"
     app:fitsSystemWindowsInsets="top|left|right">
-    <androidx.cardview.widget.CardView
+    <com.google.android.material.card.MaterialCardView
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="center_vertical"
@@ -33,5 +33,5 @@
                     android:layout_height="wrap_content" />
             </LinearLayout>
         </ScrollView>
-    </androidx.cardview.widget.CardView>
+    </com.google.android.material.card.MaterialCardView>
 </LinearLayout>

app/src/main/res/layout/module_entry.xml

@@ -10,7 +10,7 @@
     android:layout_marginBottom="2dp"
     android:gravity="center_vertical"
     android:background="@null">
-    <androidx.cardview.widget.CardView
+    <com.google.android.material.card.MaterialCardView
         android:id="@+id/card_view"
         android:layout_gravity="center"
         android:layout_width="match_parent"
@@ -190,5 +190,5 @@
                     tools:ignore="RtlHardcoded" />
             </androidx.constraintlayout.widget.ConstraintLayout>
         </androidx.constraintlayout.widget.ConstraintLayout>
-    </androidx.cardview.widget.CardView>
+    </com.google.android.material.card.MaterialCardView>
 </LinearLayout>