Migration to Material Components theme and style.

New night theme mainly white on black.
Fixes #1122.
Fixes #957.

src/main/java/de/dennisguse/opentracks/ui/util/ArrayAdapterFilterDisabled.java

@@ -0,0 +1,35 @@
+package de.dennisguse.opentracks.ui.util;
+
+import android.content.Context;
+import android.widget.ArrayAdapter;
+import android.widget.Filter;
+
+import androidx.annotation.NonNull;
+
+// https://github.com/material-components/material-components-android/issues/1464
+public class ArrayAdapterFilterDisabled<T> extends ArrayAdapter<T> {
+
+    public ArrayAdapterFilterDisabled(@NonNull Context context, int resource, @NonNull T[] objects) {
+        super(context, resource, objects);
+    }
+
+    @NonNull
+    @Override
+    public Filter getFilter() {
+        return new NeverFilter();
+    }
+
+    private class NeverFilter extends Filter {
+        protected FilterResults performFiltering(CharSequence prefix) {
+            return new FilterResults();
+        }
+
+        protected void publishResults(CharSequence constraint, FilterResults results) {
+            if (ArrayAdapterFilterDisabled.this.getCount() > 0) {
+                notifyDataSetChanged();
+            } else {
+                notifyDataSetInvalidated();
+            }
+        }
+    }
+}

src/main/java/de/dennisguse/opentracks/ui/util/AutoCompleteTextViewForDropdown.java

@@ -0,0 +1,22 @@
+package de.dennisguse.opentracks.ui.util;
+
+import android.content.Context;
+import android.util.AttributeSet;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.google.android.material.textfield.MaterialAutoCompleteTextView;
+
+// https://github.com/material-components/material-components-android/issues/1464
+public class AutoCompleteTextViewForDropdown extends MaterialAutoCompleteTextView {
+
+    public AutoCompleteTextViewForDropdown(@NonNull final Context context, @Nullable final AttributeSet attributeSet) {
+        super(context, attributeSet);
+    }
+
+    @Override
+    public boolean getFreezesText() {
+        return false;
+    }
+}

src/main/java/de/dennisguse/opentracks/ui/util/ListItemUtils.java

@@ -17,11 +17,9 @@
 package de.dennisguse.opentracks.ui.util;
 
 import android.content.Context;
-import android.view.Gravity;
 import android.view.View;
 import android.view.ViewGroup.LayoutParams;
 import android.widget.ImageView;
-import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import java.time.OffsetDateTime;
@@ -77,11 +75,9 @@ public class ListItemUtils {
         TextView timeDistanceTextView = view.findViewById(R.id.list_item_time_distance);
         String timeDistanceText;
         if (isRecording) {
-            timeDistanceTextView.setTextColor(context.getResources().getColor(isPaused ? android.R.color.white : R.color.recording_text));
             timeDistanceText = context.getString(isPaused ? R.string.generic_paused : R.string.generic_recording);
         } else {
             // Match list_item_time_distance in list_item.xml
-            timeDistanceTextView.setTextAppearance(context, R.style.TextSmall);
             timeDistanceText = getTimeDistance(totalTime, totalDistance);
             if (markerCount > 0) {
                 timeDistanceText += "  \u2027";
@@ -132,10 +128,6 @@ public class ListItemUtils {
             timeDistanceTextView.setSingleLine(true);
             setTextView(context, categoryDescriptionTextView, categoryDescription, hasPhoto);
         }
-
-        // Adjust iconImageView layout gravity
-        LinearLayout.LayoutParams params = (LinearLayout.LayoutParams) iconImageView.getLayoutParams();
-        params.gravity = timeDistanceTextView.getVisibility() == View.GONE && markerCountIcon.getVisibility() == View.GONE ? Gravity.TOP : Gravity.CENTER_VERTICAL;
     }
 
     /**

src/main/java/de/dennisguse/opentracks/ui/util/ThemeUtils.java

@@ -42,14 +42,14 @@ public class ThemeUtils {
     }
 
     public static int getFontSizeSmallInPx(Context context) {
-        TypedArray typedArray = context.obtainStyledAttributes(R.style.TextSmall, new int[]{android.R.attr.textSize});
+        TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body2, new int[]{android.R.attr.textSize});
         int fontSize = typedArray.getDimensionPixelSize(0, 12);
         typedArray.recycle();
         return fontSize;
     }
 
     public static int getFontSizeMediumInPx(Context context) {
-        TypedArray typedArray = context.obtainStyledAttributes(R.style.TextMedium, new int[]{android.R.attr.textSize});
+        TypedArray typedArray = context.obtainStyledAttributes(R.style.TextAppearance_MaterialComponents_Body1, new int[]{android.R.attr.textSize});
         int fontSize = typedArray.getDimensionPixelSize(0, 15);
         typedArray.recycle();
         return fontSize;