AppsCustomizePagedView: Filtering

Change-Id: I829fc4b1a54e348d3c13da602d133dc20d315cca

2 files changed, 234 insertions, 0 deletions

diff --git a/src/com/cyanogenmod/trebuchet/preference/HiddenAppsActivity.java b/src/com/cyanogenmod/trebuchet/preference/HiddenAppsActivity.java
new file mode 100644
index 000000000..3eb6170d5
--- /dev/null
+++ b/src/com/cyanogenmod/trebuchet/preference/HiddenAppsActivity.java
@@ -0,0 +1,231 @@
+package com.cyanogenmod.trebuchet.preference;
+
+import android.app.AlertDialog;
+import android.app.ListActivity;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.ResolveInfo;
+import android.content.pm.PackageManager;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.util.SparseBooleanArray;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.Window;
+import android.widget.ArrayAdapter;
+import android.widget.Checkable;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.cyanogenmod.trebuchet.R;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+public class HiddenAppsActivity extends ListActivity implements MenuItem.OnMenuItemClickListener {
+
+    private boolean mSaved;
+
+    private static final int MENU_DELETE = 0;
+
+    private PackageManager mPackageManager;
+
+    private AppsAdapter mAppsAdapter;
+
+    protected void onCreate(Bundle savedInstanceState) {
+        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+        super.onCreate(savedInstanceState);
+
+        setTitle(R.string.hidden_apps_title);
+        setContentView(R.layout.hidden_apps_list);
+
+        getActionBar().setDisplayHomeAsUpEnabled(true);
+        setProgressBarIndeterminateVisibility(true);
+        setProgressBarIndeterminate(true);
+
+        mPackageManager = getPackageManager();
+        mAppsAdapter = new AppsAdapter(this, R.layout.hidden_apps_list_item);
+        mAppsAdapter.setNotifyOnChange(true);
+
+        setListAdapter(mAppsAdapter);
+
+        AsyncTask<Void, Void, Void> refreshAppsTask = new AsyncTask<Void, Void, Void>(){
+
+            @Override
+            protected void onPostExecute(Void result) {
+                restore();
+                setProgressBarIndeterminateVisibility(false);
+                setProgressBarIndeterminate(false);
+                super.onPostExecute(result);
+            }
+
+            @Override
+            protected Void doInBackground(Void... params) {
+                refreshApps();
+                return null;
+            }
+        };
+        refreshAppsTask.execute(null, null, null);
+    }
+
+    @Override
+    public void onPause() {
+        super.onPause();
+        save();
+    }
+
+    private void save() {
+        StringBuilder string = new StringBuilder("");
+
+        SparseBooleanArray checked = getListView().getCheckedItemPositions();
+
+        for (int i = 0; i < checked.size(); i++) {
+            if (checked.valueAt(i)) {
+                ResolveInfo app = (ResolveInfo) getListView().getItemAtPosition(checked.keyAt(i));
+                if (string.length() > 0) string.append("|");
+                string.append(new ComponentName(app.activityInfo.packageName, app.activityInfo.name).flattenToString());
+
+            }
+        }
+
+        SharedPreferences.Editor editor = PreferenceManager.getDefaultSharedPreferences(this).edit();
+        editor.putString("ui_drawer_hidden_apps", string.toString());
+        editor.commit();
+
+        mSaved = true;
+    }
+
+    private void restore() {
+        List<ComponentName> apps = new ArrayList();
+        String[] flattened = PreferenceManager.getDefaultSharedPreferences(this)
+                .getString("ui_drawer_hidden_apps", "").split("\\|");
+        for (String flat : flattened) {
+            apps.add(ComponentName.unflattenFromString(flat));
+        }
+
+        for (int i = 0; i < getListAdapter().getCount(); i++) {
+            ResolveInfo info = (ResolveInfo) getListAdapter().getItem(i);
+            if (apps.contains(new ComponentName(info.activityInfo.packageName, info.activityInfo.name))) {
+                getListView().setItemChecked(i, true);
+            }
+        }
+
+        mSaved = true;
+
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+
+        menu.add(0, MENU_DELETE, 0, R.string.menu_hidden_apps_delete)
+                .setOnMenuItemClickListener(this)
+                .setShowAsActionFlags(MenuItem.SHOW_AS_ACTION_IF_ROOM | MenuItem.SHOW_AS_ACTION_WITH_TEXT);
+
+        return true;
+    }
+
+    @Override
+    public boolean onMenuItemClick(MenuItem item) {
+        switch (item.getItemId()) {
+            case MENU_DELETE:
+                delete();
+                return true;
+        }
+        return false;
+    }
+
+    private void delete() {
+        for (int i = 0; i < getListView().getCount(); i++) {
+            getListView().setItemChecked(i, false);
+        }
+
+        mSaved = false;
+    }
+
+    private void refreshApps() {
+        final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
+        mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
+        final List<ResolveInfo> apps = mPackageManager.queryIntentActivities(mainIntent, 0);
+        Collections.sort(apps, new ResolveInfo.DisplayNameComparator(mPackageManager));
+
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                mAppsAdapter.clear();
+                mAppsAdapter.addAll(apps);
+            }
+        });
+    }
+
+    @Override
+    public boolean onMenuItemSelected(int featureId, MenuItem item) {
+        boolean result = super.onMenuItemSelected(featureId, item);
+        if (item.getItemId() == android.R.id.home) {
+            finish();
+            return true;
+        }
+        return result;
+    }
+
+    private class AppsAdapter extends ArrayAdapter<ResolveInfo> {
+
+        private final LayoutInflater mInfaltor;
+
+        public AppsAdapter(Context context, int textViewResourceId) {
+            super(context, textViewResourceId);
+
+            mInfaltor = LayoutInflater.from(context);
+
+        }
+
+        @Override
+        public long getItemId(int id) {
+            return id;
+        }
+
+        @Override
+        public View getView(final int position, View convertView, ViewGroup parent) {
+            final ResolveInfo info = getItem(position);
+
+            if(convertView == null) {
+                convertView = mInfaltor.inflate(R.layout.hidden_apps_list_item, parent, false);
+            }
+
+            final View item = convertView;
+
+            ImageView icon = (ImageView) item.findViewById(R.id.icon);
+            TextView title = (TextView) item.findViewById(R.id.title);
+
+            icon.setImageDrawable(info.loadIcon(mPackageManager));
+            title.setText(info.loadLabel(mPackageManager));
+
+            item.setTag(info.activityInfo.packageName);
+
+            item.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View view) {
+                    getListView().setItemChecked(position, !((Checkable) item).isChecked());
+                    mSaved = false;
+                }
+            });
+
+            return convertView;
+        }
+
+        @Override
+        public boolean hasStableIds() {
+            return true;
+        }
+    }
+}
diff --git a/src/com/cyanogenmod/trebuchet/preference/PreferencesProvider.java b/src/com/cyanogenmod/trebuchet/preference/PreferencesProvider.java
index 7866345be..623a2976e 100644
--- a/src/com/cyanogenmod/trebuchet/preference/PreferencesProvider.java
+++ b/src/com/cyanogenmod/trebuchet/preference/PreferencesProvider.java
@@ -141,6 +141,9 @@ public final class PreferencesProvider {
             public static boolean getJoinWidgetsApps() {
                 return getBoolean("ui_drawer_widgets_join_apps", true);
             }
+            public static String getHiddenApps() {
+                return getString("ui_drawer_hidden_apps", "");
+            }
             public static class Scrolling {
                 public static AppsCustomizePagedView.TransitionEffect getTransitionEffect(String def) {
                     try {