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Diffstat (limited to 'src/se/leap/leapclient/LogInDialog.java')
-rw-r--r--src/se/leap/leapclient/LogInDialog.java100
1 files changed, 100 insertions, 0 deletions
diff --git a/src/se/leap/leapclient/LogInDialog.java b/src/se/leap/leapclient/LogInDialog.java
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+++ b/src/se/leap/leapclient/LogInDialog.java
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+package se.leap.leapclient;
+
+import se.leap.leapclient.R;
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.DialogFragment;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.Toast;
+
+/**
+ * Implements the log in dialog, currently without progress dialog.
+ *
+ * It returns to the previous fragment when finished, and sends username and password to the authenticate method.
+ *
+ * It also notifies the user if the password is not valid.
+ *
+ * @author parmegv
+ *
+ */
+public class LogInDialog extends DialogFragment {
+
+ public AlertDialog onCreateDialog(Bundle savedInstanceState) {
+ AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+ LayoutInflater inflater = getActivity().getLayoutInflater();
+ View log_in_dialog_view = inflater.inflate(R.layout.log_in_dialog, null);
+
+ final EditText username_field = (EditText)log_in_dialog_view.findViewById(R.id.username_entered);
+ final EditText password_field = (EditText)log_in_dialog_view.findViewById(R.id.password_entered);
+
+ builder.setView(log_in_dialog_view)
+ .setPositiveButton(R.string.log_in_button, new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int id) {
+ String username = username_field.getText().toString().trim();
+ String password = password_field.getText().toString().trim();
+ if(wellFormedPassword(password)) {
+ interface_with_Dashboard.authenticate(username, password);
+ } else {
+ password_field.setText("");
+ Toast.makeText(getActivity().getApplicationContext(), R.string.not_valid_password_message, Toast.LENGTH_LONG).show();
+ }
+ }
+ })
+ .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+ public void onClick(DialogInterface dialog, int id) {
+ dialog.cancel();
+ }
+ });
+
+ return builder.create();
+ }
+
+ /**
+ * Validates a password
+ * @param entered_password
+ * @return true if the entered password length is greater or equal to eight (8).
+ */
+ private boolean wellFormedPassword(String entered_password) {
+ return entered_password.length() >= 8;
+ }
+
+ /**
+ * Interface used to communicate LogInDialog with Dashboard.
+ *
+ * @author parmegv
+ *
+ */
+ public interface LogInDialogInterface {
+ /**
+ * Starts authentication process.
+ * @param username
+ * @param password
+ */
+ public void authenticate(String username, String password);
+ }
+
+ LogInDialogInterface interface_with_Dashboard;
+
+ /**
+ * @return a new instance of this DialogFragment.
+ */
+ public static DialogFragment newInstance() {
+ LogInDialog dialog_fragment = new LogInDialog();
+ return dialog_fragment;
+ }
+
+ @Override
+ public void onAttach(Activity activity) {
+ super.onAttach(activity);
+ try {
+ interface_with_Dashboard = (LogInDialogInterface) activity;
+ } catch (ClassCastException e) {
+ throw new ClassCastException(activity.toString()
+ + " must implement NoticeDialogListener");
+ }
+ }
+}