Android Open Source - ExpertAndroid Main Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.iuriio.demos.expertandroid.ch6forms;
//www .ja  va2s .  c  o  m
import android.support.v7.app.ActionBarActivity;
import android.support.v7.app.ActionBar;
import android.support.v4.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.os.Build;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends FormActivity implements View.OnClickListener {
    private static final String TAG = "MainActivity";

    private EditText userid;
    private EditText password1;
    private EditText password2;
    private EditText email;

    public MainActivity() {
        super(TAG);
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final Button signUp = (Button) this.findViewById(R.id.signup);
        signUp.setOnClickListener(this);
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        switch (item.getItemId()) {
            case R.id.action_settings:
                return true;
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    protected void initializeFormFields() {
        this.reportBack("Form initialized");

        this.userid = (EditText) this.findViewById(R.id.userid);
        this.password1 = (EditText) this.findViewById(R.id.password1);
        this.password2 = (EditText) this.findViewById(R.id.password2);
        this.email = (EditText) this.findViewById(R.id.email);

        this.addValidator(new Field(this.userid));
        this.addValidator(new Field(this.password1));
        this.addValidator(new Field(this.password2));
        this.addValidator(new Field(this.email));
        this.addValidator(new PasswordFieldRule(this.password1, this.password2));
    }

    /**
     * Called when a view has been clicked.
     *
     * @param v The view that was clicked.
     */
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.signup:

                if (!this.validateForm()) {
                    this.reportTransient("Make sure all fields have valid values");
                    return;
                }

                final String userid = this.getUserId();
                final String password = this.getPassword1();
                final String email = this.getUserEmail();
                this.signup(userid, email, password);

                break;
        }
    }

    private void signup(String userid, String email, String password) {
        this.gotoActivity(WelcomeActivity.class);
    }

    private String getUserId() {
        return this.getStringValue(R.id.userid);
    }

    private String getUserEmail() {
        return this.getStringValue(R.id.email);
    }

    private String getPassword1() {
        return this.getStringValue(R.id.password1);
    }

    private String getStringValue(int controlId) {
        final TextView textView = (TextView) this.findViewById(controlId);
        if (textView == null) {
            throw new RuntimeException("Sorry cant find control by id");
        }

        return textView.getText().toString();
    }
}

Java Source Code List

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