Highlight unread messages

app/src/main/java/eu/faircode/email/AdapterFolder.java

@@ -233,6 +233,7 @@ public class AdapterFolder extends RecyclerView.Adapter<AdapterFolder.ViewHolder
         else
             holder.tvName.setText(name);
         holder.tvName.setTypeface(null, folder.unseen > 0 ? Typeface.BOLD : Typeface.NORMAL);
+        holder.tvName.setTextColor(Helper.resolveColor(context, folder.unseen > 0 ? R.attr.colorUnread : android.R.attr.textColorSecondary));
 
         holder.tvAfter.setText(Integer.toString(folder.after));
         holder.tvAfter.setVisibility(folder.synchronize ? View.VISIBLE : View.INVISIBLE);

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -245,14 +245,19 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
         } else
             holder.tvCount.setText(Helper.localizeFolderName(context, message.folderName));
 
+        holder.ivAttachments.setVisibility(message.attachments > 0 ? View.VISIBLE : View.GONE);
+
         boolean unseen = (message.thread == null ? message.unseen > 0 : !message.seen);
+
         int visibility = (unseen ? Typeface.BOLD : Typeface.NORMAL);
         holder.tvFrom.setTypeface(null, visibility);
         holder.tvTime.setTypeface(null, visibility);
-        holder.ivAttachments.setVisibility(message.attachments > 0 ? View.VISIBLE : View.GONE);
         holder.tvSubject.setTypeface(null, visibility);
         holder.tvCount.setTypeface(null, visibility);
 
+        holder.tvFrom.setTextColor(Helper.resolveColor(context, unseen ? R.attr.colorUnread : android.R.attr.textColorSecondary));
+        holder.tvTime.setTextColor(Helper.resolveColor(context, unseen ? R.attr.colorUnread : android.R.attr.textColorSecondary));
+
         holder.wire();
     }
 }

app/src/main/java/eu/faircode/email/Helper.java

@@ -20,11 +20,10 @@ package eu.faircode.email;
 */
 
 import android.content.Context;
-import android.content.res.Resources;
+import android.content.res.TypedArray;
 import android.os.Build;
 import android.text.TextUtils;
 import android.util.Log;
-import android.util.TypedValue;
 
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -34,10 +33,11 @@ public class Helper {
     static final String TAG = BuildConfig.APPLICATION_ID;
 
     static int resolveColor(Context context, int attr) {
-        TypedValue typedValue = new TypedValue();
-        Resources.Theme theme = context.getTheme();
-        theme.resolveAttribute(attr, typedValue, true);
-        return typedValue.data;
+        int[] attrs = new int[]{attr};
+        TypedArray a = context.getTheme().obtainStyledAttributes(attrs);
+        int color = a.getColor(0, 0xFF0000);
+        a.recycle();
+        return color;
     }
 
     static String localizeFolderName(Context context, String name) {

app/src/main/res/values/colors.xml

@@ -6,11 +6,13 @@
 
     <color name="colorActionForeground">#fff</color>
 
+    <color name="lightColorUnread">#000</color>
     <color name="lightColorSeparator">#ffaaaaaa</color>
     <color name="lightColorDrawerScrim">#99000000</color>
     <color name="lightColorDrawerText">#111</color>
     <color name="lightColorDrawerBackground">#eee</color>
 
+    <color name="darkColorUnread">#fff</color>
     <color name="darkColorSeparator">#ff878787</color>
     <color name="darkColorDrawerScrim">#997f7f7f</color>
     <color name="darkColorDrawerText">#fff</color>

app/src/main/res/values/styles.xml

@@ -1,4 +1,5 @@
 <resources>
+    <attr name="colorUnread" format="reference" />
     <attr name="colorSeparator" format="reference" />
     <attr name="colorDrawerScrim" format="reference" />
     <attr name="colorDrawerText" format="reference" />
@@ -11,6 +12,7 @@
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/colorAccent</item>
 
+        <item name="colorUnread">@color/lightColorUnread</item>
         <item name="colorSeparator">@color/lightColorSeparator</item>
         <item name="colorDrawerScrim">@color/lightColorDrawerScrim</item>
         <item name="colorDrawerText">@color/lightColorDrawerText</item>
@@ -24,6 +26,7 @@
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
         <item name="colorAccent">@color/colorAccent</item>
 
+        <item name="colorUnread">@color/darkColorUnread</item>
         <item name="colorSeparator">@color/darkColorSeparator</item>
         <item name="colorDrawerScrim">@color/darkColorDrawerScrim</item>
         <item name="colorDrawerText">@color/darkColorDrawerText</item>