Opening Some Intent

There is some useful Intent to open from our Application in android.

Sending Email – There are many situations where we open email Intent for sending a message to a particular Email address.

 void sendMail(String email){
        Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.fromParts(
                "mailto", email, null));
        try {
        startActivity(Intent.createChooser(intent, "Send mail..."));
        } catch (android.content.ActivityNotFoundException ex) {
            Toast.makeText(this, "There are no email clients installed.", Toast.LENGTH_SHORT).show();
        }
    }

void sendMail(String email){

Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.fromParts(

"mailto", email, null));

try {

startActivity(Intent.createChooser(intent, "Send mail..."));

} catch (android.content.ActivityNotFoundException ex) {

Toast.makeText(this, "There are no email clients installed.", Toast.LENGTH_SHORT).show();

}

Dial Phone No. – There is a situation where we open Dial Intent for calling to a particular Telephone.

void call(String phoneNo){
        Intent callIntent = new Intent(Intent.ACTION_DIAL);
        callIntent.setData(Uri.parse("tel:" + phoneNo));
//        if (ActivityCompat.checkSelfPermission(ContactUs.this, android.Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
//            return;
//        }
        ContactUs.this.startActivity(callIntent);
    }

void call(String phoneNo){

Intent callIntent = new Intent(Intent.ACTION_DIAL);

callIntent.setData(Uri.parse("tel:" + phoneNo));

// if (ActivityCompat.checkSelfPermission(ContactUs.this, android.Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {

// return;

// }

ContactUs.this.startActivity(callIntent);

}

Open WhatsApp application- There is a situation where we open WhatsApp application to sending a message to particular Mobile no.

private void openWhatsapp(String info) {
        PackageManager pm = getPackageManager();
        try {
            PackageInfo pInfo = pm.getPackageInfo("com.whatsapp", PackageManager.GET_META_DATA);
            String smsNumber = info + "@s.whatsapp.net";
            Uri uri = Uri.parse("smsto:" + smsNumber);
            Intent i = new Intent(Intent.ACTION_SENDTO, uri);
            i.setPackage("com.whatsapp");
            startActivity(i);
        } catch (PackageManager.NameNotFoundException e){
            showToast("Please install Whatsapp App");
        }
    }

private void openWhatsapp(String info) {

PackageManager pm = getPackageManager();

try {

PackageInfo pInfo = pm.getPackageInfo("com.whatsapp", PackageManager.GET_META_DATA);

String smsNumber = info + "@s.whatsapp.net";

Uri uri = Uri.parse("smsto:" + smsNumber);

Intent i = new Intent(Intent.ACTION_SENDTO, uri);

i.setPackage("com.whatsapp");

startActivity(i);

} catch (PackageManager.NameNotFoundException e){

showToast("Please install Whatsapp App");

}

where info is a WhatsApp mobile number.

Open Device Browser- There are many situations where we required to open a URL into device Browser.

void openBrowser(String url){
        Intent i = new Intent(Intent.ACTION_VIEW);
        i.setData(Uri.parse(url));
        startActivity(i);
    }

void openBrowser(String url){

Intent i = new Intent(Intent.ACTION_VIEW);

i.setData(Uri.parse(url));

startActivity(i);

}

For sending file via Gmail- Please check our blog

View and Share a file from android application

ashwini gupta

4 Nov, 2017
Created by - ashwini gupta

. . .

Opening Some Intent

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