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Unified Diff: platform_tools/android/apps/viewer/src/main/java/org/skia/viewer/StateAdapter.java

Issue 2004633002: Add drawer with state information (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Merge Created 4 years, 7 months ago
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Index: platform_tools/android/apps/viewer/src/main/java/org/skia/viewer/StateAdapter.java
diff --git a/platform_tools/android/apps/viewer/src/main/java/org/skia/viewer/StateAdapter.java b/platform_tools/android/apps/viewer/src/main/java/org/skia/viewer/StateAdapter.java
new file mode 100644
index 0000000000000000000000000000000000000000..4c9dcd4b847dbca88eb0706ee3fa3d9152ae5807
--- /dev/null
+++ b/platform_tools/android/apps/viewer/src/main/java/org/skia/viewer/StateAdapter.java
@@ -0,0 +1,114 @@
+package org.skia.viewer;
+
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.BaseAdapter;
+import android.widget.Spinner;
+import android.widget.TextView;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+
+public class StateAdapter extends BaseAdapter implements AdapterView.OnItemSelectedListener {
+ static final String NAME = "name";
+ static final String VALUE = "value";
+ static final String OPTIONS = "options";
+
+ ViewerActivity mViewerActivity;
+ JSONArray mStateJson;
+
+ public StateAdapter(ViewerActivity viewerActivity) {
+ mViewerActivity = viewerActivity;
+ try {
+ mStateJson = new JSONArray("[{\"name\": \"Please\", " +
+ "\"value\": \"Initialize\", \"options\": []}]");
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ }
+
+ public void setState(String stateJson) {
+ try {
+ mStateJson = new JSONArray(stateJson);
+ notifyDataSetChanged();
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ }
+
+ @Override
+ public int getCount() {
+ return mStateJson.length();
+ }
+
+ @Override
+ public Object getItem(int position) {
+ try {
+ return mStateJson.getJSONObject(position);
+ } catch (JSONException e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
+
+ @Override
+ public long getItemId(int position) {
+ return 0;
+ }
+
+ @Override
+ public View getView(int position, View convertView, ViewGroup parent) {
+ if (convertView == null) {
+ convertView = LayoutInflater.from(mViewerActivity).inflate(R.layout.state_item, null);
+ }
+ TextView nameText = (TextView) convertView.findViewById(R.id.nameText);
+ TextView valueText = (TextView) convertView.findViewById(R.id.valueText);
+ Spinner optionSpinner = (Spinner) convertView.findViewById(R.id.optionSpinner);
+ JSONObject stateObject = (JSONObject) getItem(position);
+ try {
+ nameText.setText(stateObject.getString(NAME));
+ String value = stateObject.getString(VALUE);
+ JSONArray options = stateObject.getJSONArray(OPTIONS);
+ if (options.length() == 0) {
+ valueText.setText(value);
+ valueText.setVisibility(View.VISIBLE);
+ optionSpinner.setVisibility(View.GONE);
+
+ } else {
+ ArrayList<String> optionList = new ArrayList<>();
+ String[] optionStrings = new String[options.length()];
+ for(int i=0; i<options.length(); i++) {
+ optionList.add(options.getString(i));
+ }
+ optionSpinner.setAdapter(new ArrayAdapter<String>(mViewerActivity,
+ android.R.layout.simple_spinner_dropdown_item, optionList));
+ optionSpinner.setSelection(optionList.indexOf(value));
+ optionSpinner.setOnItemSelectedListener(this);
+ optionSpinner.setVisibility(View.VISIBLE);
+ valueText.setVisibility(View.GONE);
+ }
+ } catch (JSONException e) {
+ e.printStackTrace();
+ }
+ return convertView;
+ }
+
+ @Override
+ public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
+ View stateItem = (View) parent.getParent();
+ String stateName = ((TextView) stateItem.findViewById(R.id.nameText)).getText().toString();
+ String stateValue = ((TextView) view).getText().toString();
+ mViewerActivity.onStateChanged(stateName, stateValue);
+ }
+
+ @Override
+ public void onNothingSelected(AdapterView<?> parent) {
+ // do nothing
+ }
+}

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