How do I move activities from one Android to another?

How do I make another activity my main activity?

If you want to make the login activity your main activity, place the intent filter tag in the login activity. Any activity that you want to make your main activity should contain an Intent Filter tag with Action as Main and Category as Launcher.

How do I transfer photos from one Android activity to another?

5 answers

  • First convert image to byte array then pass intent and in next activity get byte array from bundle and convert to image (bitmap) and set in ImageView. …
  • First save the image in SDCard and set this image in the next activity in ImageView.
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    July 17, 2012

    How do you navigate from one activity to the next, give an example?

    Create an intent for a ViewPerson activity and pass in the PersonID (e.g. for a database lookup). intent i = new intent(getBaseContext(), ViewPerson.class); I. putExtra(“PersonID”, PersonID); startActivity(i);

    How to start a second activity on Android?

    Task 2. Create and start the second activity

  • 2.1 Create the second activity. Click the application folder for your project and choose File > New > Activity > Empty Activity. …
  • 2.2 Edit Android Manifest. Open manifests/AndroidManifest. …
  • 2.3 Define the layout of the second activity. …
  • 2.4 Add an intent to the main activity.
  • How do I edit my launcher activity?

    Navigate to AndroidManifest. xml in your project root folder and change the name of the activity you want to run first. If you are using Android Studio and may have already selected another activity to start. Click Run > Change configuration and make sure Start default activity is selected.

    How to pass a bitmap image from one activity to another in Android?

    Bitmap implements Parcelable so you can always pass it on purpose:

  • intent intent = new intent(this, NewActivity.class);
  • Intention. putExtra(« BitmapImage », Bitmap);
  • and get at the other end:
  • Intent Intent = getIntent();
  • Bitmap Bitmap = (bitmap) intent. getParcelableExtra(«BitmapImage»);
  • How to share photos on Android?

    To share the image we must follow a few steps:

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  • ACTION_SEND – This intent initiates the send activity.
  • setType(“image/*”) – We need to set the send data type, ie for images it is “image/*”.
  • putExtra(Intention. …
  • startActivity(Intent.
  • 20 years. 2015 gr.

    How can we transfer data from one activity to another using intent?

    Method 1: Use intent

    We can send data while invoking one activity from another activity on purpose. All we have to do is add the data to the Intent object using the putExtra() method. Data is transmitted in a key-value pair. The value can be int, float, long, string, etc.

    What is the activity life cycle?

    An activity is the single screen in Android. … It’s like a Java window or frame. Activity allows you to place all your UI components or widgets on a single screen. The activity life cycle method 7 describes how the activity behaves in different states.

    How do I start a new activity?

    To start an activity, use the startActivity(intent) method. This method is defined on the context object that extends the activity. The following code shows how an intent launches another activity. # Start activity, connect to given # class Intent i = new Intent(this, ActivityTwo.

    How do I start my activity results?

    Example Android StartActivityForResult

  • public void startActivityForResult(Intention d’intention, int requestCode)
  • public void startActivityForResult(intent intent, int requestCode, package options)
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    What are the two main types of threads in Android?

    Threading in Android

    • asynchronous task. AsyncTask is the most basic Android component for threading. …
    • Charger. Chargers are the solution to the above problem. …
    • Service. …
    • intention service. …
    • Option 1: AsyncTask or Loader. …
    • Option 2: Services. …
    • Option 3: IntentService. …
    • Option 1: Service or IntentService.

    When a button is clicked, which headset can you use?

    The Android system calls the method when the user triggers the view in which the listener is registered. To respond to a user pressing or clicking a button, use the event listener named OnClickListener , which contains a method, onClick() .

    How to pass TextView value from one activity to another activity in Android?

    How to pass TextView value from one activity to another activity in Android? We can pass any value from one activity to another activity in Android using Intent class. We need to create the Intent object and use the putExtra() method to pass the data. Data is transmitted as a key-value pair.