2 files changed, 206 insertions, 0 deletions
diff --git a/src/org/lineageos/appdrawer/AppDrawerActivity.java b/src/org/lineageos/appdrawer/AppDrawerActivity.java
new file mode 100644
index 0000000..dd851a1
--- /dev/null
+++ b/src/org/lineageos/appdrawer/AppDrawerActivity.java
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.lineageos.appdrawer;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.ProgressDialog;
+import android.content.ActivityNotFoundException;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.GridView;
+import android.widget.Toast;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class AppDrawerActivity extends Activity {
+    private PackageManager packageManager = null;
+    private List<ApplicationInfo> applist = null;
+    private ApplicationAdapter listadaptor = null;
+    private GridView grid;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        packageManager = getPackageManager();
+
+        new LoadApplications().execute();
+
+        grid = (GridView)findViewById(R.id.grid);
+        grid.setAdapter(listadaptor);
+        grid.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+                ApplicationInfo app = applist.get(position);
+                try {
+                    Intent intent = packageManager
+                            .getLaunchIntentForPackage(app.packageName);
+
+                    if (null != intent) {
+                        startActivity(intent);
+                    }
+                } catch (ActivityNotFoundException e) {
+                    Toast.makeText(AppDrawerActivity.this, e.getMessage(),
+                            Toast.LENGTH_LONG).show();
+                } catch (Exception e) {
+                    Toast.makeText(AppDrawerActivity.this, e.getMessage(),
+                            Toast.LENGTH_LONG).show();
+                }
+            }
+        });
+    }
+
+    private List<ApplicationInfo> checkForLaunchIntent(List<ApplicationInfo> list) {
+        ArrayList<ApplicationInfo> applist = new ArrayList<ApplicationInfo>();
+        for (ApplicationInfo info : list) {
+            try {
+                if (null != packageManager.getLaunchIntentForPackage(info.packageName)) {
+                    applist.add(info);
+                }
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+        Collections.sort(applist, new ApplicationInfo.DisplayNameComparator(packageManager));
+        return applist;
+    }
+
+    private class LoadApplications extends AsyncTask<Void, Void, Void> {
+        private ProgressDialog progress = null;
+
+        @Override
+        protected Void doInBackground(Void... params) {
+            applist = checkForLaunchIntent(packageManager.getInstalledApplications(
+                    PackageManager.GET_META_DATA));
+            listadaptor = new ApplicationAdapter(AppDrawerActivity.this,
+                    R.layout.grid_item, applist);
+
+            return null;
+        }
+
+        @Override
+        protected void onCancelled() {
+            super.onCancelled();
+        }
+
+        @Override
+        protected void onPostExecute(Void result) {
+            grid.setAdapter(listadaptor);
+            progress.dismiss();
+            super.onPostExecute(result);
+        }
+
+        @Override
+        protected void onPreExecute() {
+            progress = ProgressDialog.show(AppDrawerActivity.this, null,
+                    "Loading application info...");
+            super.onPreExecute();
+        }
+
+        @Override
+        protected void onProgressUpdate(Void... values) {
+            super.onProgressUpdate(values);
+        }
+    }
+}
diff --git a/src/org/lineageos/appdrawer/ApplicationAdapter.java b/src/org/lineageos/appdrawer/ApplicationAdapter.java
new file mode 100644
index 0000000..1b761ab
--- /dev/null
+++ b/src/org/lineageos/appdrawer/ApplicationAdapter.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.lineageos.appdrawer;
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import java.util.List;
+
+public class ApplicationAdapter extends ArrayAdapter<ApplicationInfo> {
+    private List<ApplicationInfo> appsList = null;
+    private Context context;
+    private PackageManager packageManager;
+
+    public ApplicationAdapter(Context context, int textViewResourceId,
+            List<ApplicationInfo> appsList) {
+        super(context, textViewResourceId, appsList);
+        this.context = context;
+        this.appsList = appsList;
+        packageManager = context.getPackageManager();
+    }
+
+    @Override
+    public int getCount() {
+        return ((null != appsList) ? appsList.size() : 0);
+    }
+
+    @Override
+    public ApplicationInfo getItem(int position) {
+        return ((null != appsList) ? appsList.get(position) : null);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        View view = convertView;
+        if (null == view) {
+            LayoutInflater layoutInflater = (LayoutInflater) context
+                    .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            view = layoutInflater.inflate(R.layout.grid_item, null);
+        }
+
+        ApplicationInfo data = appsList.get(position);
+        if (null != data) {
+            TextView appName = (TextView) view.findViewById(R.id.app_name);
+            ImageView iconview = (ImageView) view.findViewById(R.id.app_icon);
+
+            appName.setText(data.loadLabel(packageManager));
+            iconview.setImageDrawable(data.loadIcon(packageManager));
+        }
+        return view;
+    }
+};