Java tutorial
package com.gb.cwsup.activity; import java.util.ArrayList; import java.util.List; import org.apache.http.NameValuePair; import org.apache.http.message.BasicNameValuePair; import org.greenrobot.eventbus.EventBus; import org.greenrobot.eventbus.Subscribe; import org.greenrobot.eventbus.ThreadMode; import org.json.JSONException; import org.json.JSONObject; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.text.TextUtils; import android.view.View; import android.view.View.OnClickListener; import android.widget.EditText; import com.gb.cwsup.BaseActivity; import com.gb.cwsup.R; import com.gb.cwsup.entity.CarBean; import com.gb.cwsup.entity.URLs; import com.gb.cwsup.utils.ActivityManagerUtil; import com.gb.cwsup.utils.DialogUtil; import com.gb.cwsup.utils.JsonHttpUtils; import com.gb.cwsup.utils.LoadingDialog; import com.zcw.togglebutton.ToggleButton; public class CarAddActivity extends BaseActivity { private EditText no, color, type, typemobels; private ToggleButton isdefauls; private List<NameValuePair> params; private Handler mhandler; private LoadingDialog loadingDialog; private String TYPE = ""; private CarBean car; @Override protected void onCreate(Bundle paramBundle) { settitlename("", "?", "?"); super.onCreate(paramBundle); setContentView(R.layout.car_add); ActivityManagerUtil.getInstance().addToList(this); EventBus.getDefault().register(this); initview(); setbaseonclick(); } private void initview() { loadingDialog = new LoadingDialog(this); mhandler = new Handler(); no = (EditText) findViewById(R.id.addcar_no); color = (EditText) findViewById(R.id.addcar_color); type = (EditText) findViewById(R.id.addcar_type); typemobels = (EditText) findViewById(R.id.addcar_typemobels); isdefauls = (ToggleButton) findViewById(R.id.addcar_togglebutton); } private void setbaseonclick() { setLeftTvOnClick(new OnClickListener() { @Override public void onClick(View arg0) { finish(); } }); setRightTvOnClick(new OnClickListener() { @Override public void onClick(View arg0) { loadingDialog.setMessage(CarAddActivity.this.getString(R.string.update_msg)).show(); saveinfo(); } }); } private void saveinfo() { // no,color,type,typemobels if (isviewempty()) { params = new ArrayList<NameValuePair>(5); params.add(new BasicNameValuePair("license_number", no.getText().toString())); params.add(new BasicNameValuePair("color", color.getText().toString())); params.add(new BasicNameValuePair("brand", type.getText().toString())); params.add(new BasicNameValuePair("models", typemobels.getText().toString())); params.add(new BasicNameValuePair("isDefault", isdefauls.isSelected() + "")); params.add(new BasicNameValuePair("insurance", "")); params.add(new BasicNameValuePair("type_insurance", "")); params.add(new BasicNameValuePair("insurance_end_date", "")); params.add(new BasicNameValuePair("address", "")); params.add(new BasicNameValuePair("name", "")); params.add(new BasicNameValuePair("idNumber", "")); new Thread() { @Override public void run() { super.run(); if (!TextUtils.isEmpty(TYPE) && TYPE.equals("UPDATE") && car != null) { params.add(new BasicNameValuePair("id", car.getId() + "")); JsonHttpUtils.doPost(URLs.UPDATE_CAR, params, mhandler, JsonHttpUtils.UPDATE_CAR, CarAddActivity.this); } else { JsonHttpUtils.doPost(URLs.SAVE_CAR, params, mhandler, JsonHttpUtils.SAVE_CAR, CarAddActivity.this); } } }.start(); } } private boolean isviewempty() { // no,color,type,typemobels if (TextUtils.isEmpty(no.getText().toString())) { DialogUtil.getAlertDialog(this, getString(R.string.addcar_nono)).show(); return false; } if (TextUtils.isEmpty(color.getText().toString())) { DialogUtil.getAlertDialog(this, getString(R.string.addcar_nocolor)).show(); return false; } if (TextUtils.isEmpty(type.getText().toString())) { DialogUtil.getAlertDialog(this, getString(R.string.addcar_notype)).show(); return false; } if (TextUtils.isEmpty(typemobels.getText().toString())) { DialogUtil.getAlertDialog(this, getString(R.string.addcar_notypemobels)).show(); return false; } return true; } @Subscribe(threadMode = ThreadMode.MAIN) public void eventsavecar(NameValuePair value) { int code = Integer.valueOf(value.getName()); switch (code) { case JsonHttpUtils.SAVE_CAR: issavesuccess(value.getValue()); break; case JsonHttpUtils.UPDATE_CAR: isupdatesuccess(value.getValue()); break; default: break; } } private void isupdatesuccess(String value) { try { JSONObject jo1 = new JSONObject(value); JSONObject jo2 = jo1.getJSONObject("message"); if (jo2.getString("type").equals("success")) { finish(); } else { DialogUtil.getAlertDialog(this, "??"); } } catch (JSONException e) { e.printStackTrace(); } } private void issavesuccess(String value) { try { JSONObject jo1 = new JSONObject(value); JSONObject jo2 = jo1.getJSONObject("message"); if (jo2.getString("type").equals("success")) { finish(); } else { DialogUtil.getAlertDialog(this, "???"); } } catch (JSONException e) { e.printStackTrace(); } } @Override protected void onDestroy() { super.onDestroy(); EventBus.getDefault().unregister(this); } @Override protected void onResume() { super.onResume(); intentisupdate(); } private void intentisupdate() { Intent intent = getIntent(); TYPE = intent.getStringExtra("type"); if (!TextUtils.isEmpty(TYPE)) { if (TYPE.equals("UPDATE")) { car = (CarBean) intent.getSerializableExtra("CAR"); } else { return; } if (car != null) { no.setText(car.getCarno()); color.setText(car.getColor()); type.setText(car.getType()); typemobels.setText(car.getTypemodels()); isdefauls.setSelected(car.isDefault()); } } } }