Android Open Source - OHC-android Field_adapter

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License

The source code is released under:
MIT License
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Java Source Code

package io.openhc.ohc.ui;
//from w w w .  jav  a  2s. c  om
import android.content.Context;
import android.text.InputFilter;
import android.text.InputType;
import android.text.Layout;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.SeekBar;
import android.widget.Switch;
import android.widget.TableLayout;
import android.widget.TextView;

import java.util.List;
import java.util.logging.Level;

import io.openhc.ohc.OHC;
import io.openhc.ohc.R;
import io.openhc.ohc.basestation.device.Device;
import io.openhc.ohc.basestation.device.Field;
import io.openhc.ohc.ui.input.filter.Input_filter_float;
import io.openhc.ohc.ui.input.filter.Input_filter_int;
import io.openhc.ohc.ui.input.filter.Input_filter_string;

public class Field_adapter extends ArrayAdapter<Field>
{
  private List<Field> fields;

  public Field_adapter(Context ctx, int resource, List<Field> fields)
  {
    super(ctx, resource, fields);
    this.fields = fields;
  }

  private int dip_to_px(double dip)
  {
    float scale = getContext().getResources().getDisplayMetrics().density;
    return (int)(dip * scale + 0.5F);
  }

  @Override
  public View getView(int position, View view, ViewGroup parent)
  {
    LayoutInflater inflater = (LayoutInflater)this.getContext()
        .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    ViewGroup group = (ViewGroup)inflater.inflate(R.layout.list_view_group, parent, false);
    TextView tv_key = new TextView(this.getContext());
    group.addView(tv_key);
    Field field = this.fields.get(position);
    tv_key.setText(field.get_name());
    TableLayout.LayoutParams layout = new TableLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
        this.dip_to_px(64), 0.5F);
    layout.setMargins(dip_to_px(5), 0, dip_to_px(5), 0);
    tv_key.setGravity(Gravity.CENTER_VERTICAL);
    tv_key.setLayoutParams(layout);
    OHC.logger.log(Level.INFO, "Generating view for field " + field.get_name());
    View v_value;
    switch(field.get_type())
    {
      case INT:
        EditText et_value_int = new EditText(this.getContext());
        et_value_int.setInputType(InputType.TYPE_NUMBER_FLAG_DECIMAL);
        et_value_int.setFilters(new InputFilter[]{new Input_filter_int(field)});
        et_value_int.addTextChangedListener(field);
        et_value_int.setText(Integer.toString((Integer)field.get_value()));
        v_value = et_value_int;
        break;
      case FLOAT:
        EditText et_value_float = new EditText(this.getContext());
        et_value_float.setInputType(InputType.TYPE_NUMBER_FLAG_DECIMAL);
        et_value_float.setFilters(new InputFilter[]{new Input_filter_float(field)});
        et_value_float.addTextChangedListener(field);
        et_value_float.setText(Double.toString((Double)field.get_value()));
        v_value = et_value_float;
        break;
      case BOOL:
        CheckBox cb_value = new CheckBox(this.getContext());
        cb_value.setChecked((Boolean)field.get_value());
        cb_value.setOnCheckedChangeListener(field);
        v_value = cb_value;
        break;
      case ONOFF:
        Switch sw_value = new Switch(this.getContext());
        sw_value.setChecked((Boolean)field.get_value());
        sw_value.setOnCheckedChangeListener(field);
        v_value = sw_value;
        break;
      case STRING:
        EditText et_value = new EditText(this.getContext());
        et_value.setInputType(InputType.TYPE_NUMBER_FLAG_DECIMAL);
        et_value.setFilters(new InputFilter[]{new Input_filter_string(field)});
        et_value.addTextChangedListener(field);
        et_value.setText((String)field.get_value());
        v_value = et_value;
        break;
      case SLIDER:
        SeekBar sb_value = new SeekBar(this.getContext());
        sb_value.setOnSeekBarChangeListener(field);
        sb_value.setMax((int)field.get_max());
        sb_value.setProgress((Integer)field.get_value());
        v_value = sb_value;
        break;
      default:
        v_value = null;
    }
    v_value.setEnabled(field.is_writable());
    v_value.setLayoutParams(layout);
    group.addView(v_value);
    return group;
  }
}
Java Source Code List
