Highlight search query in SelectPublicKeyFragment and

KeyListPublicFragment

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/KeyListPublicFragment.java

@@ -272,8 +272,8 @@ public class KeyListPublicFragment extends Fragment implements SearchView.OnQuer
     public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
         // Swap the new cursor in. (The framework will take care of closing the
         // old cursor once we return.)
+        mAdapter.setSearchQuery(mCurQuery);
         mAdapter.swapCursor(data);
-
         mStickyList.setAdapter(mAdapter);
 
         // NOTE: Not supported by StickyListHeader, but reimplemented here

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/SelectPublicKeyFragment.java

@@ -311,6 +311,7 @@ public class SelectPublicKeyFragment extends ListFragmentWorkaround implements T
     public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
         // Swap the new cursor in. (The framework will take care of closing the
         // old cursor once we return.)
+        mAdapter.setSearchQuery(mCurQuery);
         mAdapter.swapCursor(data);
 
         // The list should now be shown.

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/KeyListPublicAdapter.java

@@ -19,6 +19,8 @@ package org.sufficientlysecure.keychain.ui.adapter;
 
 import java.util.HashMap;
 import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import org.sufficientlysecure.keychain.Constants;
 import org.sufficientlysecure.keychain.R;
@@ -33,6 +35,9 @@ import android.content.Context;
 import android.database.Cursor;
 import android.graphics.Color;
 import android.support.v4.widget.CursorAdapter;
+import android.text.Html;
+import android.text.Spannable;
+import android.text.style.ForegroundColorSpan;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -46,13 +51,14 @@ public class KeyListPublicAdapter extends CursorAdapter implements StickyListHea
     private int mSectionColumnIndex;
     private int mIndexUserId;
     private int mIndexIsRevoked;
+    private String mCurQuery;
 
     @SuppressLint("UseSparseArrays")
     private HashMap<Integer, Boolean> mSelection = new HashMap<Integer, Boolean>();
 
     public KeyListPublicAdapter(Context context, Cursor c, int flags, int sectionColumnIndex) {
         super(context, c, flags);
-
+        mCurQuery = null;
         mInflater = LayoutInflater.from(context);
         mSectionColumnIndex = sectionColumnIndex;
         initIndex(c);
@@ -78,6 +84,10 @@ public class KeyListPublicAdapter extends CursorAdapter implements StickyListHea
         }
     }
 
+    public void setSearchQuery(String searchQuery){
+        mCurQuery = searchQuery;
+    }
+
     /**
      * Bind cursor data to the item list view
      * <p/>
@@ -110,6 +120,10 @@ public class KeyListPublicAdapter extends CursorAdapter implements StickyListHea
         } else {
             revoked.setVisibility(View.GONE);
         }
+        if(mCurQuery != null){
+            mainUserId.setText(highlightSearchKey(userIdSplit[0]));
+            mainUserIdRest.setText(highlightSearchKey(userIdSplit[1]));
+        }
     }
 
     @Override
@@ -228,5 +242,24 @@ public class KeyListPublicAdapter extends CursorAdapter implements StickyListHea
         }
         return v;
     }
+    private Spannable highlightSearchKey(String text) {
+        Spannable  highlight;
+        Pattern pattern;
+        Matcher matcher;
+        String     orig_str;
+
+        orig_str  = Html.fromHtml(text).toString();
+        highlight  = (Spannable) Html.fromHtml(text);
+        pattern = Pattern.compile("(?i)" + mCurQuery);
+        matcher = pattern.matcher(orig_str);
+        if (matcher.find()) {
+            highlight.setSpan(
+                new ForegroundColorSpan(0xFF33B5E5),
+                matcher.start(),
+                matcher.end(),
+                Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+        }
+        return highlight;
+    }
 
 }

OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SelectKeyCursorAdapter.java

@@ -26,6 +26,9 @@ import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds;
 import android.content.Context;
 import android.database.Cursor;
 import android.support.v4.widget.CursorAdapter;
+import android.text.Html;
+import android.text.Spannable;
+import android.text.style.ForegroundColorSpan;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -33,6 +36,9 @@ import android.widget.CheckBox;
 import android.widget.ListView;
 import android.widget.TextView;
 
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 public class SelectKeyCursorAdapter extends CursorAdapter {
 
     protected int mKeyType;
@@ -47,6 +53,7 @@ public class SelectKeyCursorAdapter extends CursorAdapter {
 
     public final static String PROJECTION_ROW_AVAILABLE = "available";
     public final static String PROJECTION_ROW_VALID = "valid";
+    private String mCurQuery;
 
     public SelectKeyCursorAdapter(Context context, Cursor c, int flags, ListView listView,
             int keyType) {
@@ -55,7 +62,7 @@ public class SelectKeyCursorAdapter extends CursorAdapter {
         mInflater = LayoutInflater.from(context);
         mListView = listView;
         mKeyType = keyType;
-
+        mCurQuery = null;
         initIndex(c);
     }
 
@@ -158,6 +165,11 @@ public class SelectKeyCursorAdapter extends CursorAdapter {
         mainUserIdRest.setEnabled(valid);
         keyId.setEnabled(valid);
         status.setEnabled(valid);
+
+        if(mCurQuery != null){
+            mainUserId.setText(highlightSearchKey(userIdSplit[0]));
+            mainUserIdRest.setText(highlightSearchKey(userIdSplit[1]));
+        }
     }
 
     @Override
@@ -165,4 +177,27 @@ public class SelectKeyCursorAdapter extends CursorAdapter {
         return mInflater.inflate(R.layout.select_key_item, null);
     }
 
+    public void setSearchQuery(String searchQuery){
+        mCurQuery = searchQuery;
+    }
+
+    private Spannable highlightSearchKey(String text) {
+        Spannable  highlight;
+        Pattern pattern;
+        Matcher matcher;
+        String     orig_str;
+
+        orig_str  = Html.fromHtml(text).toString();
+        highlight  = (Spannable) Html.fromHtml(text);
+        pattern = Pattern.compile("(?i)" + mCurQuery);
+        matcher = pattern.matcher(orig_str);
+        if (matcher.find()) {
+            highlight.setSpan(
+                    new ForegroundColorSpan(0xFF33B5E5),
+                    matcher.start(),
+                    matcher.end(),
+                    Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+        }
+        return highlight;
+    }
 }