package etelligens.com.foodsafety.fragments; import android.app.ProgressDialog; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.os.Bundle; import android.printservice.PrintService; import android.text.TextUtils; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.*; import androidx.annotation.Nullable; import com.android.volley.DefaultRetryPolicy; import com.android.volley.Request; import com.android.volley.RequestQueue; import com.android.volley.toolbox.StringRequest; import com.android.volley.toolbox.Volley; import com.gainscha.sdk2.Printer; import com.gainscha.sdk2.PrinterResponse; import com.google.zxing.integration.android.IntentIntegrator; import com.google.zxing.integration.android.IntentResult; import com.printer.sdk.serial.MainActivity; import com.printer.sdk.serial.ScanningActivity; import etelligens.com.foodsafety.R; import etelligens.com.foodsafety.activities.dashboard.Dashboard; import etelligens.com.foodsafety.activities.dashboard.SharedHelper; import etelligens.com.foodsafety.activities.lables.frontEnd.MasterLabelCategoryFrontEnd; import etelligens.com.foodsafety.activities.sidemenu.AddNewOutletAct; import etelligens.com.foodsafety.fragments.userslist.PrinterCallback; import etelligens.com.foodsafety.model.MacAddressModal; import etelligens.com.foodsafety.utils.BaseFragment; import etelligens.com.foodsafety.utils.CommonUtil; import etelligens.com.foodsafety.utils.hardwareEncryption; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; import java.io.UnsupportedEncodingException; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import static etelligens.com.foodsafety.utils.EndPoint.*; import static etelligens.com.foodsafety.utils.Keyword.MY_SOCKET_TIMEOUT; public class PrinterSettingsFrag extends BaseFragment implements View.OnClickListener { TextView tvWidth, tvDpi; Spinner spinnerDrop; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } View view; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Inflate the layout for this fragment view = inflater.inflate(R.layout.fragment_settings_printer, container, false); tvWidth = view.findViewById(R.id.tv_choose_width); tvDpi = view.findViewById(R.id.tv_choose_dpi); spinnerDrop = view.findViewById(R.id.spinner_print); String paperWidth = SharedHelper.getKey(container.getContext(), "PaperWidth"); if (TextUtils.isEmpty(paperWidth)) { paperWidth = "72"; } tvWidth.setText("Paper width:" + paperWidth + " mm"); String printerDpi = SharedHelper.getKey(container.getContext(), "PrinterDpi"); if (TextUtils.isEmpty(printerDpi)) { printerDpi = "203"; } tvDpi.setText("Resolution:" + printerDpi + " dpi"); view.findViewById(R.id.tv_paper_30).setOnClickListener(this); view.findViewById(R.id.tv_paper_48).setOnClickListener(this); view.findViewById(R.id.tv_paper_72).setOnClickListener(this); view.findViewById(R.id.tv_paper_104).setOnClickListener(this); view.findViewById(R.id.tv_dpi_203).setOnClickListener(this); view.findViewById(R.id.tv_dpi_300).setOnClickListener(this); String[] options = {"打印机品牌 1", "打印机品牌 2", "打印机品牌 3"}; // 创建 ArrayAdapter 适配器,并将数据源绑定到 Spinner 上 ArrayAdapter adapter = new ArrayAdapter(getContext(),R.layout.support_simple_spinner_dropdown_item, options); // 设置下拉菜单的样式 //adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); // 将适配器设置给 Spinner spinnerDrop.setAdapter(adapter); // 处理 Spinner 的选中事件 spinnerDrop.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView parent, View view, int position, long id) { // 获取选中的值 String selectedOption = options[position]; // 可以在这里处理选中的值 Toast.makeText(getContext(), "你选择了: " + selectedOption, Toast.LENGTH_SHORT).show(); } @Override public void onNothingSelected(AdapterView parent) { // 没有选中任何项时的逻辑处理 } }); return view; } @Override public void onClick(View view) { switch (view.getId()) { case R.id.tv_paper_30: { tvWidth.setText("Paper width:30 mm"); SharedHelper.putKey(getActivity(), "PaperWidth", "30"); } break; case R.id.tv_paper_48: { tvWidth.setText("Paper width:48 mm"); SharedHelper.putKey(getActivity(), "PaperWidth", "48"); } break; case R.id.tv_paper_72: { tvWidth.setText("Paper width:72 mm"); SharedHelper.putKey(getActivity(), "PaperWidth", "72"); } break; case R.id.tv_paper_104: { tvWidth.setText("Paper width:104 mm"); SharedHelper.putKey(getActivity(), "PaperWidth", "104"); } break; case R.id.tv_dpi_203: { tvDpi.setText("Resolution:203 dpi"); SharedHelper.putKey(getActivity(), "PrinterDpi", "203"); } break; case R.id.tv_dpi_300: { tvDpi.setText("Resolution:300 dpi"); SharedHelper.putKey(getActivity(), "PrinterDpi", "300"); } break; } } }