Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

app/.gitignore

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+/build

app/build.gradle

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+plugins {
+    id 'com.android.application'
+}
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
+
+    defaultConfig {
+        applicationId "me.iasb.appsmanager"
+        minSdkVersion 26
+        targetSdkVersion 30
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'com.google.android.material:material:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    implementation 'de.hdodenhof:circleimageview:3.1.0'
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/me/iasb/appsmanager/ExampleInstrumentedTest.java

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+package me.iasb.appsmanager;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("me.iasb.appsmanager", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="me.iasb.appsmanager">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.AppsManager">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/me/iasb/appsmanager/ListAdapter.java

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+package me.iasb.appsmanager;
+
+import android.content.ActivityNotFoundException;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.provider.Settings;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.google.android.material.snackbar.Snackbar;
+
+import java.util.List;
+
+import static android.content.ContentValues.TAG;
+
+public class ListAdapter extends RecyclerView.Adapter<ListAdapter.MyAdapter> {
+    Context c;
+    List<Model> appList;
+    int appListSize;
+
+    public ListAdapter(Context c, List<Model> appList, int appListSize) {
+        this.c = c;
+        this.appList = appList;
+        this.appListSize = appListSize;
+    }
+
+    @NonNull
+    @Override
+    public ListAdapter.MyAdapter onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View rootView = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_object, parent, false);
+        return new MyAdapter(rootView);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull MyAdapter holder, int position) {
+        Model model = appList.get(position);
+        holder.appIcon.setImageDrawable(model.getAppIcon());
+        holder.appName.setText(model.getAppName());
+        holder.appDesc.setText(model.getappPackageName());
+        holder.termiateBttn.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                try
+                {
+                    Snackbar.make(v, "Opening " + model.getAppName() + " settings", Snackbar.LENGTH_LONG)
+                            .setAction("Action", null).show();
+
+                    Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
+                    Uri uri = Uri.fromParts("package", model.getappPackageName(), null);
+                    intent.setData(uri);
+                    c.startActivity(intent);
+                    /*String SETTINGS_CLASS_DATA_USAGE_SETTINGS = model.getappPackageName() + ".Settings$DataUsageSummaryActivity";
+                    final Intent intent = new Intent(Intent.ACTION_MAIN, null);
+                    final ComponentName cn = new ComponentName(model.getappPackageName(), SETTINGS_CLASS_DATA_USAGE_SETTINGS);
+                    intent.setComponent(cn);
+                    c.startActivity(intent);*/
+                } catch (ActivityNotFoundException e) {
+                    Log.v(TAG, "Data settings usage Activity is not present");
+                }
+            }
+        });
+
+    }
+
+    @Override
+    public int getItemCount() {
+        return appListSize;
+    }
+
+    public static class MyAdapter extends RecyclerView.ViewHolder{
+        de.hdodenhof.circleimageview.CircleImageView appIcon;
+        TextView appName;
+        TextView appDesc;
+        Button termiateBttn;
+
+        public MyAdapter(@NonNull View itemView) {
+            super(itemView);
+            appIcon = itemView.findViewById(R.id.imageView);
+            appName = itemView.findViewById(R.id.appName);
+            appDesc = itemView.findViewById(R.id.appDesc);
+            termiateBttn = itemView.findViewById(R.id.bttn);
+        }
+    }
+}

app/src/main/java/me/iasb/appsmanager/MainActivity.java

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+package me.iasb.appsmanager;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MainActivity extends AppCompatActivity {
+    RecyclerView recyclerView;
+    List<Model> appList = new ArrayList<>();
+    ListAdapter myAdapter;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        addData();
+        setContentView(R.layout.activity_main);
+
+        recyclerView = findViewById(R.id.recyclerView);
+        recyclerView.setLayoutManager(new LinearLayoutManager(this));
+
+        myAdapter = new ListAdapter(this, appList, appList.size());
+        recyclerView.setAdapter(myAdapter);
+    }
+
+    private void addData(){
+
+        List installedPackages = getPackageManager().getInstalledPackages(0);
+        for (int i=0; i< installedPackages.size(); i++) {
+            PackageInfo packageInfo = (PackageInfo) installedPackages.get(i);
+            if(!isSystemPackage(packageInfo)) {
+                Drawable icon = packageInfo.applicationInfo.loadIcon(getPackageManager());
+                String appName = packageInfo.applicationInfo.loadLabel(getPackageManager()).toString();
+                String appPackageName = packageInfo.applicationInfo.packageName;
+                appList.add(new Model(icon, appName, appPackageName));
+            }
+        }
+    }
+
+    private boolean isSystemPackage(PackageInfo packageInfo) {
+        return (packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
+    }
+}

app/src/main/java/me/iasb/appsmanager/Model.java

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+package me.iasb.appsmanager;
+
+import android.graphics.drawable.Drawable;
+
+public class Model {
+    private Drawable appIcon;
+    private String appName;
+    private String appPackageName;
+
+    public Model(Drawable appIcon, String appName, String appDesc) {
+        this.appIcon = appIcon;
+        this.appName = appName;
+        this.appPackageName = appDesc;
+    }
+
+    public Drawable getAppIcon() {
+        return appIcon;
+    }
+
+    public String getAppName() {
+        return appName;
+    }
+
+    public String getappPackageName() {
+        return appPackageName;
+    }
+}