Bug 646550 - Tell Android to scan media items downloaded by Fennec r=blassey

embedding/android/GeckoAppShell.java

@@ -59,6 +59,8 @@ import android.widget.*;
 import android.hardware.*;
 import android.location.*;
 import android.webkit.MimeTypeMap;
+import android.media.MediaScannerConnection;
+import android.media.MediaScannerConnection.MediaScannerConnectionClient;
 
 import android.util.*;
 import android.net.Uri;
@@ -119,6 +121,31 @@ public class GeckoAppShell
         }
     }
 
+    private static class GeckoMediaScannerClient implements MediaScannerConnectionClient {
+        private String mFile = "";
+        private String mMimeType = "";
+        private MediaScannerConnection mScanner = null;
+
+        public GeckoMediaScannerClient(Context aContext, String aFile, String aMimeType) {
+            mFile = aFile;
+            mMimeType = aMimeType;
+            mScanner = new MediaScannerConnection(aContext, this);
+            if (mScanner != null)
+                mScanner.connect();
+        }
+
+        public void onMediaScannerConnected() {
+            mScanner.scanFile(mFile, mMimeType);
+        }
+
+        public void onScanCompleted(String path, Uri uri) {
+            if(path.equals(mFile)) {
+                mScanner.disconnect();
+                mScanner = null;
+            }
+        }
+    }
+
     // Get a Handler for the main java thread
     public static Handler getMainHandler() {
         return GeckoApp.mAppContext.mMainHandler;
@@ -1065,4 +1092,9 @@ public class GeckoAppShell
             } catch (InterruptedException ie) {}
         }
     }
+
+    public static void scanMedia(String aFile, String aMimeType) {
+        Context context = GeckoApp.surfaceView.getContext();
+        GeckoMediaScannerClient client = new GeckoMediaScannerClient(context, aFile, aMimeType);
+    }
 }