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| 1 package org.skia.viewer; |
| 2 |
| 3 import android.view.LayoutInflater; |
| 4 import android.view.View; |
| 5 import android.view.ViewGroup; |
| 6 import android.widget.AdapterView; |
| 7 import android.widget.ArrayAdapter; |
| 8 import android.widget.BaseAdapter; |
| 9 import android.widget.Spinner; |
| 10 import android.widget.TextView; |
| 11 |
| 12 import org.json.JSONArray; |
| 13 import org.json.JSONException; |
| 14 import org.json.JSONObject; |
| 15 |
| 16 import java.util.ArrayList; |
| 17 |
| 18 public class StateAdapter extends BaseAdapter implements AdapterView.OnItemSelec
tedListener { |
| 19 static final String NAME = "name"; |
| 20 static final String VALUE = "value"; |
| 21 static final String OPTIONS = "options"; |
| 22 |
| 23 ViewerActivity mViewerActivity; |
| 24 JSONArray mStateJson; |
| 25 |
| 26 public StateAdapter(ViewerActivity viewerActivity) { |
| 27 mViewerActivity = viewerActivity; |
| 28 try { |
| 29 mStateJson = new JSONArray("[{\"name\": \"Please\", " + |
| 30 "\"value\": \"Initialize\", \"options\": []}]"); |
| 31 } catch (JSONException e) { |
| 32 e.printStackTrace(); |
| 33 } |
| 34 } |
| 35 |
| 36 public void setState(String stateJson) { |
| 37 try { |
| 38 mStateJson = new JSONArray(stateJson); |
| 39 notifyDataSetChanged(); |
| 40 } catch (JSONException e) { |
| 41 e.printStackTrace(); |
| 42 } |
| 43 } |
| 44 |
| 45 @Override |
| 46 public int getCount() { |
| 47 return mStateJson.length(); |
| 48 } |
| 49 |
| 50 @Override |
| 51 public Object getItem(int position) { |
| 52 try { |
| 53 return mStateJson.getJSONObject(position); |
| 54 } catch (JSONException e) { |
| 55 e.printStackTrace(); |
| 56 return null; |
| 57 } |
| 58 } |
| 59 |
| 60 @Override |
| 61 public long getItemId(int position) { |
| 62 return 0; |
| 63 } |
| 64 |
| 65 @Override |
| 66 public View getView(int position, View convertView, ViewGroup parent) { |
| 67 if (convertView == null) { |
| 68 convertView = LayoutInflater.from(mViewerActivity).inflate(R.layout.
state_item, null); |
| 69 } |
| 70 TextView nameText = (TextView) convertView.findViewById(R.id.nameText); |
| 71 TextView valueText = (TextView) convertView.findViewById(R.id.valueText)
; |
| 72 Spinner optionSpinner = (Spinner) convertView.findViewById(R.id.optionSp
inner); |
| 73 JSONObject stateObject = (JSONObject) getItem(position); |
| 74 try { |
| 75 nameText.setText(stateObject.getString(NAME)); |
| 76 String value = stateObject.getString(VALUE); |
| 77 JSONArray options = stateObject.getJSONArray(OPTIONS); |
| 78 if (options.length() == 0) { |
| 79 valueText.setText(value); |
| 80 valueText.setVisibility(View.VISIBLE); |
| 81 optionSpinner.setVisibility(View.GONE); |
| 82 |
| 83 } else { |
| 84 ArrayList<String> optionList = new ArrayList<>(); |
| 85 String[] optionStrings = new String[options.length()]; |
| 86 for(int i=0; i<options.length(); i++) { |
| 87 optionList.add(options.getString(i)); |
| 88 } |
| 89 optionSpinner.setAdapter(new ArrayAdapter<String>(mViewerActivit
y, |
| 90 android.R.layout.simple_spinner_dropdown_item, optionLis
t)); |
| 91 optionSpinner.setSelection(optionList.indexOf(value)); |
| 92 optionSpinner.setOnItemSelectedListener(this); |
| 93 optionSpinner.setVisibility(View.VISIBLE); |
| 94 valueText.setVisibility(View.GONE); |
| 95 } |
| 96 } catch (JSONException e) { |
| 97 e.printStackTrace(); |
| 98 } |
| 99 return convertView; |
| 100 } |
| 101 |
| 102 @Override |
| 103 public void onItemSelected(AdapterView<?> parent, View view, int position, l
ong id) { |
| 104 View stateItem = (View) parent.getParent(); |
| 105 String stateName = ((TextView) stateItem.findViewById(R.id.nameText)).ge
tText().toString(); |
| 106 String stateValue = ((TextView) view).getText().toString(); |
| 107 mViewerActivity.onStateChanged(stateName, stateValue); |
| 108 } |
| 109 |
| 110 @Override |
| 111 public void onNothingSelected(AdapterView<?> parent) { |
| 112 // do nothing |
| 113 } |
| 114 } |
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