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UsbAccessoryUriActivity.javaAPI DocAndroid 5.1 API3561Thu Mar 12 22:22:42 GMT 2015com.android.systemui.usb

UsbAccessoryUriActivity

public class UsbAccessoryUriActivity extends com.android.internal.app.AlertActivity implements DialogInterface.OnClickListener
If the attached USB accessory has a URL associated with it, and that URL is valid, show this dialog to the user to allow them to optionally visit that URL for more information or software downloads. Otherwise (no valid URL) this activity does nothing at all, finishing immediately.

Fields Summary
private static final String
TAG
private android.hardware.usb.UsbAccessory
mAccessory
private android.net.Uri
mUri
Constructors Summary
Methods Summary
public voidonClick(android.content.DialogInterface dialog, int which)

        if (which == AlertDialog.BUTTON_POSITIVE) {
            // launch the browser
            Intent intent = new Intent(Intent.ACTION_VIEW, mUri);
            intent.addCategory(Intent.CATEGORY_BROWSABLE);
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            try {
                startActivityAsUser(intent, UserHandle.CURRENT);
            } catch (ActivityNotFoundException e) {
                Log.e(TAG, "startActivity failed for " + mUri);
            }
        }
        finish();
public voidonCreate(android.os.Bundle icicle)


    
        
       super.onCreate(icicle);

       Intent intent = getIntent();
        mAccessory = (UsbAccessory)intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);
        String uriString = intent.getStringExtra("uri");
        mUri = (uriString == null ? null : Uri.parse(uriString));

        // sanity check before displaying dialog
        if (mUri == null) {
            Log.e(TAG, "could not parse Uri " + uriString);
            finish();
            return;
        }
        String scheme = mUri.getScheme();
        if (!"http".equals(scheme) && !"https".equals(scheme)) {
            Log.e(TAG, "Uri not http or https: " + mUri);
            finish();
            return;
        }

        final AlertController.AlertParams ap = mAlertParams;
        ap.mTitle = mAccessory.getDescription();
        if (ap.mTitle == null || ap.mTitle.length() == 0) {
            ap.mTitle = getString(R.string.title_usb_accessory);
        }
        ap.mMessage = getString(R.string.usb_accessory_uri_prompt, mUri);
        ap.mPositiveButtonText = getString(R.string.label_view);
        ap.mNegativeButtonText = getString(android.R.string.cancel);
        ap.mPositiveButtonListener = this;
        ap.mNegativeButtonListener = this;

        setupAlert();