Java tutorial
package cn.count.easydrive366.insurance; import java.io.UnsupportedEncodingException; import java.net.URLEncoder; import org.json.JSONObject; import android.content.Intent; import android.os.Bundle; import android.text.Editable; import android.text.TextWatcher; import android.view.View; import android.view.View.OnClickListener; import android.view.WindowManager; import android.widget.CheckBox; import android.widget.CheckedTextView; import android.widget.EditText; import cn.count.easydrive366.R; import cn.count.easydriver366.base.AppSettings; import cn.count.easydriver366.base.AppTools; import cn.count.easydriver366.base.AppTools.ISetDate; import cn.count.easydriver366.base.HttpExecuteGetTask; public class BuyInsuranceStep2 extends BaseInsurance { private String goods_id; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.buyinsurance_step2); this.setupTitle("?", ""); this.setupLeftButton(); this.setupRightButtonWithText(""); getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); goods_id = getIntent().getStringExtra("goods_id"); init_view(); boolean is_list = getIntent().getBooleanExtra("is_list", false); if (is_list) { stack_init(); } } @Override protected void onRightButtonPress() { doSave(); } private void doSave() { if (edt_license.getText().toString().trim().isEmpty()) { this.showMessage("????", null); return; } if (edt_vin.getText().toString().trim().isEmpty()) { this.showMessage("VIN??", null); return; } if (edt_engine_no.getText().toString().trim().isEmpty()) { this.showMessage("?????", null); return; } if (edt_init_date.getText().toString().trim().isEmpty()) { this.showMessage("???", null); return; } if (edt_owner.getText().toString().trim().isEmpty()) { this.showMessage("????", null); return; } if (edt_name.getText().toString().trim().isEmpty()) { this.showMessage("?????", null); return; } String id = edt_identity.getText().toString().trim(); if (id.equals("") || id.length() != 18 || !personIdValidation(id)) { this.showMessage(this.getResources().getString(R.string.id_is_wrong), null); return; } if (edt_cellphone.getText().toString().trim().isEmpty()) { this.showMessage("????", null); return; } String url = null; try { url = String.format( "ins/carins_confirm?userid=%d&car_id=%s&vin=%s&engine_no=%s®istration_date=%s" + "&owner_name=%s&name=%s&license_id=%s&phone=%s" + "&owner_license=%s&owner_phone=%s&policy_hoder=%s&policy_hoder_license=%s", AppSettings.userid, URLEncoder.encode(edt_license.getText().toString(), "utf-8"), edt_vin.getText().toString(), edt_engine_no.getText().toString(), edt_init_date.getText().toString(), URLEncoder.encode(edt_owner.getText().toString(), "utf-8"), URLEncoder.encode(edt_name.getText().toString(), "utf-8"), edt_identity.getText().toString(), edt_cellphone.getText().toString(), edt_owner_license.getText(), edt_owner_phone.getText(), URLEncoder.encode(edt_hoder.getText().toString(), "utf-8"), URLEncoder.encode(edt_hoder_license.getText().toString(), "utf-8")); } catch (UnsupportedEncodingException e) { // TODO Auto-generated catch block e.printStackTrace(); } //this.get(url, 1); beginHttp(); new HttpExecuteGetTask() { @Override protected void onPostExecute(String result) { endHttp(); process_result(result); } }.execute(url); } @Override public void processMessage(int msgType, Object result) { process_result(result.toString()); } private void process_result(final String result) { if (AppSettings.isSuccessJSON(result, this)) { Intent intent = new Intent(this, BuyInsuranceStep3.class); intent.putExtra("data", result); startActivity(intent); stack_push(); } } private void init_view() { load_parameters(); load_view(); load_data(); } private void load_parameters() { } private EditText edt_license; private EditText edt_vin; private EditText edt_engine_no; private EditText edt_init_date; private EditText edt_owner; private EditText edt_name; private EditText edt_identity; private EditText edt_cellphone; private EditText edt_owner_license; private EditText edt_owner_phone; private EditText edt_hoder; private EditText edt_hoder_license; private CheckBox chb_hoder; private CheckBox chb_buyer; private void load_view() { edt_license = (EditText) findViewById(R.id.edt_license); edt_vin = (EditText) findViewById(R.id.edt_vin); edt_engine_no = (EditText) findViewById(R.id.edt_engine_no); edt_init_date = (EditText) findViewById(R.id.edt_init_date); edt_owner = (EditText) findViewById(R.id.edt_owner); edt_name = (EditText) findViewById(R.id.edt_name); edt_identity = (EditText) findViewById(R.id.edt_identity); edt_cellphone = (EditText) findViewById(R.id.edt_cellphone); edt_owner_license = (EditText) findViewById(R.id.edt_owner_license); edt_owner_phone = (EditText) findViewById(R.id.edt_owner_phone); edt_hoder = (EditText) findViewById(R.id.edt_hoder); edt_hoder_license = (EditText) findViewById(R.id.edt_hoder_license); chb_hoder = (CheckBox) findViewById(R.id.chk_hoder); chb_buyer = (CheckBox) findViewById(R.id.chk_buyer); findViewById(R.id.layout_init_date).setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { AppTools.chooseDate(edt_init_date.getText().toString(), BuyInsuranceStep2.this, new ISetDate() { @Override public void setDate(String date) { edt_init_date.setText(date); } }); } }); } private void load_data() { String id = getIntent().getStringExtra("id"); String url; if (id != null && !id.isEmpty()) { url = String.format("ins/carins_info?userid=%d&id=%s", AppSettings.userid, id); } else { if (goods_id != null && !goods_id.isEmpty()) { url = String.format("ins/carins_info?userid=%d&goods_id=%s", AppSettings.userid, goods_id); } else { url = String.format("ins/carins_info?userid=%d", AppSettings.userid); } } beginHttp(); new HttpExecuteGetTask() { @Override protected void onPostExecute(String result) { endHttp(); process_data(result); } }.execute(url); } private void process_data(final String result) { JSONObject json = AppSettings.getSuccessJSON(result, this); if (json != null) { try { String d = json.getString("registration_date").trim(); if (!d.isEmpty() && d.length() > 10) d = d.substring(0, 10); edt_license.setText(json.getString("car_id")); edt_vin.setText(json.getString("vin")); edt_engine_no.setText(json.getString("engine_no")); edt_init_date.setText(d); edt_owner.setText(json.getString("owner_name")); edt_name.setText(json.getString("name")); edt_identity.setText(json.getString("license_id")); edt_cellphone.setText(json.getString("phone")); edt_owner_license.setText(json.getString("owner_license")); edt_owner_phone.setText(json.getString("owner_phone")); edt_hoder.setText(json.getString("policy_hoder")); edt_hoder_license.setText(json.getString("policy_hoder_license")); chb_hoder.setChecked(true); chb_buyer.setChecked(true); chb_hoder.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { hoder_checked(); } }); chb_buyer.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { buyer_checked(); } }); edt_owner.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { } @Override public void afterTextChanged(Editable s) { if (chb_hoder.isChecked()) { edt_hoder.setText(edt_owner.getText().toString()); } if (chb_buyer.isChecked()) { edt_name.setText(edt_owner.getText().toString()); } } }); edt_owner_license.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { } @Override public void afterTextChanged(Editable s) { if (chb_hoder.isChecked()) { edt_hoder_license.setText(edt_owner_license.getText().toString()); } if (chb_buyer.isChecked()) { edt_identity.setText(edt_owner_license.getText().toString()); } } }); edt_owner_phone.addTextChangedListener(new TextWatcher() { @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { } @Override public void afterTextChanged(Editable s) { if (chb_buyer.isChecked()) { edt_cellphone.setText(edt_owner_phone.getText().toString()); } } }); } catch (Exception e) { log(e); } } } private void hoder_checked() { if (chb_hoder.isChecked()) { edt_hoder_license.setText(edt_owner_license.getText().toString()); edt_hoder.setText(edt_owner.getText().toString()); } } private void buyer_checked() { if (chb_buyer.isChecked()) { edt_name.setText(edt_owner.getText().toString()); edt_identity.setText(edt_owner_license.getText().toString()); edt_cellphone.setText(edt_owner_phone.getText().toString()); } } }