View title text on images

Conflicts:

	res/values-fr/strings.xml
	res/values/strings.xml

res/menu/article_content_img_context_menu.xml

@@ -10,6 +10,11 @@
         android:showAsAction=""
         android:title="@string/article_img_share"/>
     
+    <item
+        android:id="@+id/article_img_view_caption"
+        android:showAsAction=""
+        android:title="@string/article_img_view_caption"/>
+
     <!--  <item
         android:id="@+id/article_img_save"
         android:showAsAction=""

res/values-fr/strings.xml

@@ -55,6 +55,7 @@
     <string name="download_feed_icons">Activer les icônes des flux</string>
     <string name="enable_cats">Activer les catégories des flux</string>
     <string name="no_feeds_to_display">Aucun flux à afficher</string>
+    <string name="no_caption_to_display">Aucun sous-titre trouvé</string>
     <string name="no_headlines_to_display">Aucun titre à afficher</string>
     <string name="browse_cats_like_feeds">Parcourir les catégories comme les flux</string>
     <string name="browse_cats_like_feeds_summary">Utilisez le menu contexte des catégories pour redéfinir ce paramètre.</string>
@@ -189,4 +190,5 @@
     <string name="article_img_open">Ouvrir l\'image</string>
     <string name="article_img_share">Partager l\'image</string>
     <string name="requires_api5">Nécessite la version 1.7.6</string>
+    <string name="article_img_view_caption">Montrer le sous-titre</string>
 </resources>

res/values/strings.xml

@@ -56,6 +56,7 @@
     <string name="enable_cats">Enable feed categories</string>
     <string name="no_feeds_to_display">No feeds to display</string>
     <string name="no_headlines_to_display">No headlines to display</string>
+    <string name="no_caption_to_display">No caption to display</string>
     <string name="browse_cats_like_feeds">Browse categories like feeds</string>
     <string name="browse_cats_like_feeds_summary">Use category context menu to override this setting</string>
     <string name="headlines_mark_as_read">Mark read</string>
@@ -190,4 +191,5 @@
     <string name="article_img_share">Share image</string>
     <string name="requires_api5">Requires version 1.7.6</string>
     <string name="labels">Labels</string>
+    <string name="article_img_view_caption">View Caption</string>
 </resources>

src/org/fox/ttrss/OnlineActivity.java

@@ -44,12 +44,19 @@ import android.webkit.WebView.HitTestResult;
 import android.widget.EditText;
 import android.widget.SearchView;
 import android.widget.ShareActionProvider;
+import android.widget.TextView;
 
 import com.google.gson.Gson;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.reflect.TypeToken;
 
+import org.jsoup.Jsoup;
+import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
+import org.jsoup.select.Elements;
+
+
 public class OnlineActivity extends CommonActivity {
 	private final String TAG = this.getClass().getSimpleName();
 
@@ -564,6 +571,37 @@ public class OnlineActivity extends CommonActivity {
 				startActivity(Intent.createChooser(intent, getLastContentImageHitTestUrl()));
 			}
 			return true;
+		case R.id.article_img_view_caption:
+			if (getLastContentImageHitTestUrl() != null) {
+
+                // Android doesn't give us an easy way to access title tags;
+                // we'll use Jsoup on the body text to grab the title text
+                // from the first image tag with this url. This will show
+                // the wrong text if an image is used multiple times.
+                Document doc = Jsoup.parse(ap.getSelectedArticle().content);
+                Elements es = doc.getElementsByAttributeValue("src", getLastContentImageHitTestUrl());
+                if (es.size() > 0){
+                    if (es.get(0).hasAttr("title")){
+                        Dialog dia = new Dialog(this);
+                        if (es.get(0).hasAttr("alt")){
+                            dia.setTitle(es.get(0).attr("alt"));
+                        } else {
+                            dia.setTitle(es.get(0).attr("title"));
+                        }
+                        TextView titleText = new TextView(this);
+                        titleText.setPaddingRelative(24, 24, 24, 24);
+                        titleText.setTextSize(16);
+                        titleText.setText(es.get(0).attr("title"));
+                        dia.setContentView(titleText);
+                        dia.show();
+                    } else {
+                        toast(R.string.no_caption_to_display);
+                    }
+                } else {
+                    toast(R.string.no_caption_to_display);
+                }
+            }
+            return true;
 		case R.id.article_link_share:
 			if (ap != null && ap.getSelectedArticle() != null) {
 				shareArticle(ap.getSelectedArticle());