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colour titles in story detail view to indicate intel training disposition

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This commit is contained in:
dosiecki 2017-10-03 01:17:07 -07:00
parent 7fcd6f6a0d
commit c3bd0cfbfa
2 changed files with 30 additions and 5 deletions
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4
clients/android/NewsBlur/src/com/newsblur/fragment/ReadingItemFragment.java
View file

@ -340,7 +340,9 @@ public class ReadingItemFragment extends NbFragment implements ClassifierDialogF
itemFeed.setText(feedTitle);
}
itemTitle.setText(UIUtils.fromHtml(story.title));
String title = story.title;
title = UIUtils.colourTitleFromClassifier(title, classifier);
itemTitle.setText(UIUtils.fromHtml(title));
itemDate.setText(StoryUtils.formatLongDate(getActivity(), new Date(story.timestamp)));
if (!TextUtils.isEmpty(story.authors)) {

31
clients/android/NewsBlur/src/com/newsblur/util/UIUtils.java
View file

@ -1,5 +1,7 @@
package com.newsblur.util;
import java.util.Map;
import static android.graphics.Bitmap.Config.ARGB_8888;
import android.app.Activity;
@ -16,6 +18,7 @@ import android.os.Build;
import android.os.Handler;
import android.util.Log;
import android.text.Html;
import android.text.Spanned;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
@ -26,6 +29,7 @@ import android.widget.Toast;
import com.newsblur.R;
import com.newsblur.activity.*;
import com.newsblur.domain.Classifier;
public class UIUtils {
@ -267,13 +271,32 @@ public class UIUtils {
// API 24 introduced a more customizable impl of fromHtml but also *immediately* deprecated the
// default version in the same release, so it is necessary to wrap this is plat-specific helper
@SuppressWarnings("deprecation")
public static CharSequence fromHtml(String html) {
public static Spanned fromHtml(String html) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
return Html.fromHtml(html, Html.FROM_HTML_MODE_LEGACY).toString();
return Html.fromHtml(html, Html.FROM_HTML_MODE_LEGACY);
} else {
return Html.fromHtml(html).toString();
return Html.fromHtml(html);
}
}
private static final String POSIT_HILITE_FORMAT = "<span style=\"color: #33AA33\">%s</span>";
private static final String NEGAT_HILITE_FORMAT = "<span style=\"color: #AA3333\">%s</span>";
/**
* Alter a story title string to highlight intel training hits as positive or negative based
* upon the associated classifier, using markup that can quickly be parsed by fromHtml.
*/
public static String colourTitleFromClassifier(String title, Classifier c) {
String result = title;
for (Map.Entry<String, Integer> rule : c.title.entrySet()) {
if (rule.getValue() > 0) {
result = result.replaceAll(rule.getKey(), String.format(POSIT_HILITE_FORMAT, rule.getKey()));
}
if (rule.getValue() < 0) {
result = result.replaceAll(rule.getKey(), String.format(NEGAT_HILITE_FORMAT, rule.getKey()));
}
}
return result;
}
}