Basic menu

app/src/main/java/com/baronkiko/launcherhijack/AccServ.java

@@ -11,12 +11,10 @@ public class AccServ extends AccessibilityService {
 
     static final String TAG = "AccServ";
 
-    public Intent GetIntent()
+    public Intent GetDesiredIntent()
     {
-        SharedPreferences settings = getSharedPreferences("LauncherHijack", 0);
-        String s = settings.getString("ChosenLauncher", null);
-        if (s == null)
-            s = "com.teslacoilsw.launcher";
+        SharedPreferences settings = getSharedPreferences("LauncherHijack", MODE_WORLD_READABLE);
+        String s = settings.getString("ChosenLauncher", "com.teslacoilsw.launcher");
         return new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME).setPackage(s).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS|Intent.FLAG_ACTIVITY_CLEAR_TOP|Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
     }
 
@@ -30,8 +28,7 @@ public void onAccessibilityEvent(AccessibilityEvent event) {
                 Log.wtf(TAG,e);
             }
             performGlobalAction(AccessibilityService.GLOBAL_ACTION_RECENTS);
-            startActivity(GetIntent());
-
+            startActivity(GetDesiredIntent());
         }
     }
 
@@ -57,7 +54,7 @@ protected void onServiceConnected() {
                 Log.wtf(TAG,e);
             }
             performGlobalAction(AccessibilityService.GLOBAL_ACTION_RECENTS);
-            startActivity(GetIntent());
+            startActivity(GetDesiredIntent());
     }
 
 }

app/src/main/java/com/baronkiko/launcherhijack/AppInfoAdapter.java

@@ -0,0 +1,72 @@
+package com.baronkiko.launcherhijack;
+
+import java.util.List;
+
+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.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+public class AppInfoAdapter extends BaseAdapter {
+	private Context mContext;
+	private List<ApplicationInfo> mListAppInfo;
+	private PackageManager mPackManager;
+
+	public AppInfoAdapter(Context c, List<ApplicationInfo> list, PackageManager pm) {
+		mContext = c;
+		mListAppInfo = list;
+		mPackManager = pm;
+	}
+
+	@Override
+	public int getCount() {
+		return mListAppInfo.size();
+	}
+
+	@Override
+	public Object getItem(int position) {
+		return mListAppInfo.get(position);
+	}
+
+	@Override
+	public long getItemId(int position) {
+		return position;
+	}
+
+	@Override
+	public View getView(int position, View convertView, ViewGroup parent) {
+		// get the selected entry
+		ApplicationInfo entry = mListAppInfo.get(position);
+
+		// reference to convertView
+		View v = convertView;
+
+		// inflate new layout if null
+		if(v == null) {
+			LayoutInflater inflater = LayoutInflater.from(mContext);
+			v = inflater.inflate(com.baronkiko.launcherhijack.R.layout.layout_appinfo, null);
+		}
+
+		// load controls from layout resources
+		ImageView ivAppIcon = (ImageView)v.findViewById(com.baronkiko.launcherhijack.R.id.ivIcon);
+		TextView tvAppName = (TextView)v.findViewById(com.baronkiko.launcherhijack.R.id.tvName);
+		TextView tvPkgName = (TextView)v.findViewById(com.baronkiko.launcherhijack.R.id.tvPack);
+
+		// set data to display
+		ivAppIcon.setImageDrawable(entry.loadIcon(mPackManager));
+		tvAppName.setText(entry.loadLabel(mPackManager));
+		tvPkgName.setText(entry.packageName);
+
+		// return view
+		return v;
+	}
+
+
+
+
+}

app/src/main/java/com/baronkiko/launcherhijack/MainActivity.java

@@ -1,13 +1,58 @@
 package com.baronkiko.launcherhijack;
 
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.content.SharedPreferences;
+import android.content.pm.ApplicationInfo;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.ListView;
 
 public class MainActivity extends AppCompatActivity {
+    private ListView mListAppInfo;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(com.baronkiko.launcherhijack.R.layout.activity_main);
+
+        mListAppInfo = (ListView) findViewById(R.id.lvApps);
+        // create new adapter
+        AppInfoAdapter adapter = new AppInfoAdapter(this, Utilities.getInstalledApplication(this), getPackageManager());
+        // set adapter to list view
+        mListAppInfo.setAdapter(adapter);
+        // implement event when an item on list view is selected
+        mListAppInfo.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> parent, View view, int pos, long id) {
+                // get the list adapter
+                AppInfoAdapter appInfoAdapter = (AppInfoAdapter) parent.getAdapter();
+                // get selected item on the list
+                ApplicationInfo appInfo = (ApplicationInfo) appInfoAdapter.getItem(pos);
+
+                // We need an Editor object to make preference changes.
+                // All objects are from android.context.Context
+                SharedPreferences settings = getSharedPreferences("LauncherHijack", MODE_WORLD_READABLE);
+                SharedPreferences.Editor editor = settings.edit();
+                editor.putString("ChosenLauncher", appInfo.packageName);
+                editor.commit(); // Commit the edits!
+
+
+                // Notify User
+                AlertDialog alertDialog = new AlertDialog.Builder(MainActivity.this).create();
+                alertDialog.setTitle("Launcher Set");
+                alertDialog.setMessage("Your launcher has been set to " + appInfo.loadLabel(getPackageManager()) + " (" + appInfo.packageName + ")");
+                alertDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK",
+                        new DialogInterface.OnClickListener() {
+                            public void onClick(DialogInterface dialog, int which) {
+                                dialog.dismiss();
+                            }
+                        });
+                alertDialog.show();
+            }
+        });
     }
 }

app/src/main/java/com/baronkiko/launcherhijack/Utilities.java

@@ -0,0 +1,51 @@
+package com.baronkiko.launcherhijack;
+
+import java.util.List;
+
+import android.content.ActivityNotFoundException;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.widget.Toast;
+
+public class Utilities {
+
+	/*
+	 * Get all installed application on mobile and return a list
+	 * @param	c	Context of application
+	 * @return	list of installed applications
+	 */
+	public static List<ApplicationInfo> getInstalledApplication(Context c) {
+		return c.getPackageManager().getInstalledApplications(PackageManager.GET_META_DATA);
+	}
+
+	/*
+	 * Launch an application
+	 * @param	c	Context of application
+	 * @param	pm	the related package manager of the context
+	 * @param	pkgName	Name of the package to run
+	 */
+	public static boolean launchApp(Context c, PackageManager pm, String pkgName) {
+		// query the intent for lauching 
+		Intent intent = pm.getLaunchIntentForPackage(pkgName);
+		// if intent is available
+		if(intent != null) {
+			try {
+				// launch application
+				c.startActivity(intent);
+				// if succeed
+				return true;
+
+			// if fail
+			} catch(ActivityNotFoundException ex) {
+				// quick message notification
+				Toast toast = Toast.makeText(c, "Application Not Found", Toast.LENGTH_LONG);
+				// display message
+				toast.show();
+			}
+		}
+		// by default, fail to launch
+		return false;
+	}
+}

app/src/main/res/layout/activity_main.xml

@@ -9,8 +9,9 @@
     android:paddingTop="@dimen/activity_vertical_margin"
     tools:context="com.baronkiko.launcherhijack.MainActivity">
 
-    <TextView
-        android:layout_width="wrap_content"
+    <ListView
+        android:id="@+id/lvApps"
+        android:layout_width="fill_parent"
         android:layout_height="wrap_content"
-        android:text="Hello World!" />
+        />
 </RelativeLayout>

app/src/main/res/layout/layout_appinfo.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+  xmlns:android="http://schemas.android.com/apk/res/android"
+  android:layout_width="fill_parent"
+  android:layout_height="?android:attr/listPreferredItemHeight"
+  android:padding="5dip"  
+  >
+
+  <ImageView
+      android:id="@+id/ivIcon"
+      android:layout_width="wrap_content"
+      android:layout_height="fill_parent"
+      android:layout_marginRight="5dip"
+      android:scaleType="center"
+  />
+
+  <LinearLayout
+      android:orientation="vertical"
+      android:layout_width="0dip"
+      android:layout_height="fill_parent" 
+      android:layout_weight="1"     
+  >
+
+      <TextView
+          android:id="@+id/tvName"
+          android:layout_width="fill_parent"
+          android:layout_height="0dip"
+          android:layout_weight="1"
+          android:gravity="center_vertical"          
+      />
+
+      <TextView
+          android:id="@+id/tvPack"
+          android:layout_width="fill_parent"
+          android:layout_height="0dip"
+          android:layout_weight="1"
+          android:singleLine="true"
+          android:ellipsize="marquee"          
+      />
+
+  </LinearLayout>
+
+
+</LinearLayout>