From 0514a486f6802cc7026bd4bfe2bd5e7af1768738 Mon Sep 17 00:00:00 2001
From: Martin Fietz <Martin.Fietz@gmail.com>
Date: Mon, 31 Aug 2015 10:50:56 +0200
Subject: Apply theme to about activity, smaller changes to appearence

---
 .../danoeh/antennapod/activity/AboutActivity.java  | 60 +++++++++++++++++++++-
 1 file changed, 59 insertions(+), 1 deletion(-)

(limited to 'app/src/main/java/de/danoeh/antennapod')

diff --git a/app/src/main/java/de/danoeh/antennapod/activity/AboutActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/AboutActivity.java
index 035ab2f22..6ba84c249 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/AboutActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/AboutActivity.java
@@ -1,22 +1,42 @@
 package de.danoeh.antennapod.activity;
 
+import android.content.res.TypedArray;
+import android.graphics.Color;
+import android.os.Build;
 import android.os.Bundle;
 import android.support.v7.app.ActionBarActivity;
+import android.util.Log;
+import android.view.View;
 import android.webkit.WebView;
 import android.webkit.WebViewClient;
 import android.widget.LinearLayout;
 
+import org.apache.commons.io.IOUtils;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+
 import de.danoeh.antennapod.R;
 import de.danoeh.antennapod.core.preferences.UserPreferences;
+import rx.Observable;
+import rx.Subscriber;
+import rx.Subscription;
+import rx.android.schedulers.AndroidSchedulers;
+import rx.schedulers.Schedulers;
 
 /**
  * Displays the 'about' screen
  */
 public class AboutActivity extends ActionBarActivity {
 
+    private static final String TAG = AboutActivity.class.getSimpleName();
+
     private WebView webview;
     private LinearLayout webviewContainer;
 
+    private Subscription subscription;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         setTheme(UserPreferences.getTheme());
@@ -25,6 +45,13 @@ public class AboutActivity extends ActionBarActivity {
         setContentView(R.layout.about);
         webviewContainer = (LinearLayout) findViewById(R.id.webvContainer);
         webview = (WebView) findViewById(R.id.webvAbout);
+        if (UserPreferences.getTheme() == R.style.Theme_AntennaPod_Dark) {
+            if (Build.VERSION.SDK_INT >= 11
+                    && Build.VERSION.SDK_INT <= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
+                webview.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
+            }
+            webview.setBackgroundColor(Color.TRANSPARENT);
+        }
         webview.setWebViewClient(new WebViewClient() {
 
             @Override
@@ -34,12 +61,43 @@ public class AboutActivity extends ActionBarActivity {
             }
 
         });
-        webview.loadUrl("file:///android_asset/about.html");
+        subscription = Observable.create(new Observable.OnSubscribe<String>() {
+                    @Override
+                    public void call(Subscriber<? super String> subscriber) {
+                        InputStream input = null;
+                        try {
+                            TypedArray res = AboutActivity.this.getTheme().obtainStyledAttributes(
+                                    new int[] { android.R.attr.textColorPrimary });
+                            int colorResource = res.getColor(0, 0);
+                            String colorString = String.format("#%06X", 0xFFFFFF & colorResource);
+                            res.recycle();
+                            input = getAssets().open("about.html");
+                            String webViewData = IOUtils.toString(input, Charset.defaultCharset());
+                            webViewData = String.format(webViewData, colorString);
+                            subscriber.onNext(webViewData);
+                        } catch (IOException e) {
+                            subscriber.onError(e);
+                        } finally {
+                            IOUtils.closeQuietly(input);
+                        }
+                        subscriber.onCompleted();
+                    }
+                })
+                .subscribeOn(Schedulers.newThread())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(webviewData -> {
+                    webview.loadDataWithBaseURL(null, webviewData, "text/html", "utf-8", "about:blank");
+                }, error -> {
+                    Log.e(TAG, Log.getStackTraceString(error));
+                });
     }
 
     @Override
     protected void onDestroy() {
         super.onDestroy();
+        if(subscription != null) {
+            subscription.unsubscribe();
+        }
         if (webviewContainer != null && webview != null) {
             webviewContainer.removeAllViews();
             webview.destroy();
-- 
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