Java Code Examples for android.widget.Spinner#setPopupBackgroundDrawable()

/**
 * Sets the popup window background image. Note that the size cannot be
 * determined at this point, so it's also recommended to set the
 * background-size in the CSS (batter scaling down from a bigger image than
 * scale up from a default 32x32 image).
 * 
 * @param ruleSets
 * @param contexts
 */
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
private void setPopupBackgroundImage(List<PXRuleSet> ruleSets, List<PXStylerContext> contexts) {
    Spinner spinner = (Spinner) contexts.get(0).getStyleable();
    // Get the spinner adapter. We'll use it to create the states, although
    // its default implementation does not create any additional state-sets
    // (which is fine).
    PXStyleAdapter spinnerAdapter = PXStyleAdapter.getStyleAdapter(spinner);
    Map<int[], Drawable> existingPopupStates = PXDrawableUtil.getExistingStates(spinner
            .getPopupBackground());
    Drawable newPopupBackground = null;
    if (existingPopupStates == null || existingPopupStates.isEmpty()) {
        // create a new background for the popup
        newPopupBackground = PXDrawableUtil.createNewStateListDrawable(spinnerAdapter,
                ruleSets, contexts);
    } else {
        // merge or replace the states with what we have in the CSS
        newPopupBackground = PXDrawableUtil.createDrawable(spinnerAdapter,
                existingPopupStates, ruleSets, contexts);
    }
    if (newPopupBackground != null) {
        spinner.setPopupBackgroundDrawable(newPopupBackground);
    }
}
 

/**
 * @param context               the context to use.
 * @param attrs                 attributes.
 * @param parentView            parent
 * @param label                 label
 * @param value                 value
 * @param itemsArray            the items.
 * @param constraintDescription constraints
 */
public GComboView(Context context, AttributeSet attrs, LinearLayout parentView, String label, String value,
                  String[] itemsArray, String constraintDescription) {
    super(context, attrs);

    LinearLayout textLayout = new LinearLayout(context);
    LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT,
            LayoutParams.WRAP_CONTENT);
    layoutParams.setMargins(10, 10, 10, 10);
    textLayout.setLayoutParams(layoutParams);
    textLayout.setOrientation(LinearLayout.VERTICAL);
    parentView.addView(textLayout);

    TextView textView = new TextView(context);
    textView.setLayoutParams(new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
    textView.setPadding(2, 2, 2, 2);
    textView.setText(label.replace(UNDERSCORE, " ").replace(COLON, " ") + " " + constraintDescription);
    textView.setTextColor(Compat.getColor(context, R.color.formcolor));
    textLayout.addView(textView);

    spinner = new Spinner(context);
    LinearLayout.LayoutParams spinnerParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    spinnerParams.setMargins(15, 25, 15, 15);
    spinner.setLayoutParams(spinnerParams);
    spinner.setPopupBackgroundDrawable(Compat.getDrawable(context, R.drawable.thin_background_frame));
    spinner.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
    int minHeight = 48;
    if (context instanceof Activity) {
        Activity activity = (Activity) context;
        android.util.TypedValue tv = new android.util.TypedValue();
        activity.getTheme().resolveAttribute(android.R.attr.listPreferredItemHeight, tv, true);
        android.util.DisplayMetrics metrics = new android.util.DisplayMetrics();
        activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);
        float ret = tv.getDimension(metrics);

        minHeight = (int) (ret - 1 * metrics.density);
    }
    spinner.setMinimumHeight(minHeight);

    ArrayAdapter<String> adapter = new ArrayAdapter<String>(context, android.R.layout.simple_spinner_dropdown_item, itemsArray);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    spinner.setAdapter(adapter);
    if (value != null) {
        for (int i = 0; i < itemsArray.length; i++) {
            if (itemsArray[i].equals(value.trim())) {
                spinner.setSelection(i);
                break;
            }
        }
    }

    textLayout.addView(spinner);
}
 

/**
 * @param context               the context to use.
 * @param attrs                 attributes.
 * @param parentView            parent
 * @param label                 label
 * @param value                 _value
 * @param dataMap               the map of the data.
 * @param constraintDescription constraints
 */
public GTwoConnectedComboView(Context context, AttributeSet attrs, LinearLayout parentView, String label, String value,
                              LinkedHashMap<String, List<String>> dataMap, String constraintDescription) {
    super(context, attrs);
    this.dataMap = dataMap;

    if (value == null)
        value = "";

    String[] valueSplit = value.split(SEP);
    String _combo1Value;
    String _combo2Value;
    if (valueSplit.length == 2) {
        _combo1Value = valueSplit[0];
        _combo2Value = valueSplit[1];
    } else {
        _combo1Value = "";
        _combo2Value = "";
    }

    TextView textView = new TextView(context);
    LinearLayout.LayoutParams textViewParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    textViewParams.setMargins(15, 25, 15, 15);
    textView.setLayoutParams(textViewParams);
    textView.setPadding(2, 2, 2, 2);
    textView.setText(label.replace(UNDERSCORE, " ").replace(COLON, " ") + " " + constraintDescription);
    textView.setTextColor(Compat.getColor(context, R.color.formcolor));
    parentView.addView(textView);

    LinearLayout combosLayout = new LinearLayout(context);
    LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT,
            LayoutParams.WRAP_CONTENT);
    layoutParams.setMargins(10, 10, 10, 10);
    combosLayout.setLayoutParams(layoutParams);
    combosLayout.setOrientation(LinearLayout.VERTICAL);
    combosLayout.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
    parentView.addView(combosLayout);

    combo1Spinner = new Spinner(context);
    LinearLayout.LayoutParams titleSpinnerParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    titleSpinnerParams.setMargins(15, 25, 15, 15);
    combo1Spinner.setLayoutParams(titleSpinnerParams);
    Set<String> titlesSet = dataMap.keySet();
    ArrayList<String> combo1Items = new ArrayList<>(titlesSet);
    combo1Items.add(0, "");
    ArrayAdapter<String> titleListAdapter = new ArrayAdapter<>(context, android.R.layout.simple_spinner_dropdown_item, combo1Items);
    titleListAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    combo1Spinner.setAdapter(titleListAdapter);
    combo1Spinner.setPopupBackgroundDrawable(Compat.getDrawable(context, R.drawable.thin_background_frame));
    combo1Spinner.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
    int minHeight = getMinComboHeight(context);
    combo1Spinner.setMinimumHeight(minHeight);

    combo2Spinner = new Spinner(context);
    LinearLayout.LayoutParams valueSpinnerParams = new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
    valueSpinnerParams.setMargins(15, 25, 15, 15);
    combo2Spinner.setLayoutParams(valueSpinnerParams);
    combo2Spinner.setPopupBackgroundDrawable(Compat.getDrawable(context, R.drawable.thin_background_frame));
    combo2Spinner.setBackground(Compat.getDrawable(context, R.drawable.thin_background_frame));
    combo2Spinner.setMinimumHeight(minHeight);

    List<String> combo2ItemsList = new ArrayList<>();
    if (_combo1Value.length() > 0) {
        combo2ItemsList = dataMap.get(_combo1Value);
        int indexOf = combo1Items.indexOf(_combo1Value.trim());
        if (indexOf != -1) {
            combo1Spinner.setSelection(indexOf, false);
        }
    }
    ArrayAdapter<String> combo2ListAdapter = new ArrayAdapter<>(context, android.R.layout.simple_spinner_dropdown_item, combo2ItemsList);
    combo2ListAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    combo2Spinner.setAdapter(combo2ListAdapter);

    combosLayout.addView(combo1Spinner);
    combosLayout.addView(combo2Spinner);

    if (_combo2Value.length() > 0) {
        int position = combo2ListAdapter.getPosition(_combo2Value);
        combo2Spinner.setSelection(position, false);
    }

    combo1Spinner.setOnItemSelectedListener(this);
}