1 files changed, 61 insertions, 0 deletions
diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/HighlightQueryCursorAdapter.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/HighlightQueryCursorAdapter.java
new file mode 100644
index 000000000..1c41cbf03
--- /dev/null
+++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/HighlightQueryCursorAdapter.java
@@ -0,0 +1,61 @@
+package org.sufficientlysecure.keychain.ui.adapter;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.database.Cursor;
+import android.text.Spannable;
+import android.text.style.ForegroundColorSpan;
+import android.view.View;
+import android.view.ViewGroup;
+import android.support.v4.widget.CursorAdapter;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+
+public class HighlightQueryCursorAdapter extends CursorAdapter {
+
+    private String mCurQuery;
+
+    public HighlightQueryCursorAdapter(Context context, Cursor c, int flags) {
+        super(context, c, flags);
+        mCurQuery = null;
+    }
+
+    @Override
+    public View newView(Context context, Cursor cursor, ViewGroup parent) {
+        return null;
+    }
+
+
+    @Override
+    public void bindView(View view, Context context, Cursor cursor) {
+
+    }
+
+    public void setSearchQuery(String searchQuery){
+        mCurQuery = searchQuery;
+    }
+
+    public String getSearchQuery(){
+        return mCurQuery;
+    }
+
+    protected Spannable highlightSearchKey(String text) {
+        Spannable  highlight;
+        Pattern pattern;
+        Matcher matcher;
+
+        highlight  = Spannable.Factory.getInstance().newSpannable(text);;
+        pattern = Pattern.compile("(?i)" + mCurQuery);
+        matcher = pattern.matcher(text);
+        if (matcher.find()) {
+            highlight.setSpan(
+                    new ForegroundColorSpan(0xFF33B5E5),
+                    matcher.start(),
+                    matcher.end(),
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+        }
+        return highlight;
+    }
+}