whatsapp

Does anybody have an example or a tutorial for a Android application like WhatsApp ? I want to understand how WhatsApp works and how it is programmed. I want to see an example that uses a message-chat-system with "online"-status and "read the message" -information. I used Google but I found nothing. Maybe someone has a tip. Thanks. If you are looking to create an instant messenger for Android, this code should get you started somewhere. Excerpt from the source : This is a simple IM application runs on Android, application makes http request to a server, implemented in php and mysql, to

I've been trying to build an app that shows up as an optional image source when a user tries to share an image using whatsapp. So far I have managed to get my app to show up in the service picker that whatsapp launches using intent filters but I cannot get the image to return correctly to whatsapp. Im posting my code below : public void returnImage(View v){ //Bitmap img; //Bundle selectedImage = new Bundle(); Uri imageURI; Intent shareIntent = new Intent(); switch(v.getId()){ case R.id.eric1 : imageURI = saveToCache(R.drawable.cartman1); shareIntent.putExtra(Intent.EXTRA_STREAM, imageURI);

I want to make a WhatsApp call to a specific user. I tried this and it doesn't work: Uri uri = Uri.parse("callto:" + phoneNUmber); Intent i = new Intent(Intent.ACTION_CALL, uri); i.setPackage("com.whatsapp"); startActivity(i); I know how to create a WhatsApp message, the code is similar and it works: Uri uri = Uri.parse("smsto:" + phoneNUmber); Intent i = new Intent(Intent.ACTION_SENDTO, uri); i.setPackage("com.whatsapp"); startActivity(i); Adnan Khan Simple solution is, Query ContactContract.Data for the _id and MIME type. ContentResolver resolver = context.getContentResolver(); cursor =

I develop an app with a functionality for sharing text. This is working fine except for WhatsApp. What should I do? Is there any specific API for that? There is no public official api for whats app....So it is not possible now. Sonny Ng You can use intent to do so. No need to use Whatsapp API. Hope that I have not misunderstood your question. Hope that helps, thanks. Intent whatsappIntent = new Intent(Intent.ACTION_SEND); whatsappIntent.setType("text/plain"); whatsappIntent.setPackage("com.whatsapp"); whatsappIntent.putExtra(Intent.EXTRA_TEXT, "The text you wanted to share"); try { activity

How I can send massage from my app to Special number in whatsapp , I know this code to share massage to group or contact on whatsapp Intent waIntent = new Intent(Intent.ACTION_SEND); waIntent.setType("text/plain"); String text = "Sorry For Interruption,I'm Just Trying Something"; waIntent.setPackage("com.whatsapp"); if (waIntent != null) { waIntent.putExtra(Intent.EXTRA_TEXT, text);// startActivity(Intent.createChooser(waIntent,"Share with")); but I want send massage to Special number like "966xxxxxxx" how I can do that ? Abdullah AlHazmy this is a Solution : private void openWhatsApp(String