Check installation af any app into device

Black_Knight · January 31, 2023, 2:42pm

introduction
Hello koders I am here today to introduce my new one block Extention created by Mr_koder this is an extension method that checks if a specific app, identified by its package name, is installed on the device

block

source code

source code

package com.mrkoder.app.install.check;

import android.app.Activity;
import android.content.Context;
import android.content.pm.PackageManager;
import com.google.appinventor.components.annotations.*;
import com.google.appinventor.components.common.ComponentCategory;
import com.google.appinventor.components.runtime.AndroidNonvisibleComponent;
import com.google.appinventor.components.runtime.ComponentContainer;
import com.google.appinventor.components.runtime.EventDispatcher;
import android.content.pm.ApplicationInfo;
import android.util.Log;

import java.util.List;
@DesignerComponent(
        version = 1,
        description = "An extension tool created by Mr_koder for installation check is a software component that enables users to verify if a particular app is installed on a device or not",
        category = ComponentCategory.EXTENSION,
        nonVisible = true,
        iconName = "https://i.ibb.co/RCbDMbp/Icon.png")

@SimpleObject(external = true)
//Libraries
@UsesLibraries(libraries = "")
//Permissions
@UsesPermissions(permissionNames = "")

public class Appinstallcheck extends AndroidNonvisibleComponent {

    //Activity and Context
    private Context context;
    private Activity activity;

    public Appinstallcheck(ComponentContainer container){
        super(container.$form());
        this.activity = container.$context();
        this.context = container.$context();
    }

    @SimpleFunction(description = "Check if the app with the specified package name is installed on the device")
    public boolean IsAppInstalled(String packageName) {
        PackageManager packageManager = context.getPackageManager();
        try {
            packageManager.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
            return true;
        } catch (PackageManager.NameNotFoundException e) {
            return false;
        }
    }
    

                  
}