docs: View createPickerView() {
      View contentView = View.inflate(getActivity(), R.layout.cpv_dialog_color_picker, null);
      colorPicker = (ColorPickerView) contentView.findViewById(R.id.cpv_color_picker_view);
      ColorPanelView oldColorPanel = (ColorPanelView) contentView.findViewById(R.id.cpv_color_panel_old);
      newColorPanel = (ColorPanelView) contentView.findViewById(R.id.cpv_color_panel_new);
      ImageView arrowRight = (ImageView) contentView.findViewById(R.id.cpv_arrow_right);
      hexEditText = (EditText) contentView.findViewById(R.id.cpv_hex);
  
      try {
        final TypedValue value = new TypedValue();
        TypedArray typedArray =
            getActivity().obtainStyledAttributes(value.data, new int[] { android.R.attr.textColorPrimary });
        int arrowColor = typedArray.getColor(0, Color.BLACK);
        typedArray.recycle();
        arrowRight.setColorFilter(arrowColor);
      } catch (Exception ignored) {
      }
  
      colorPicker.setAlphaSliderVisible(showAlphaSlider);
      oldColorPanel.setColor(getArguments().getInt(ARG_COLOR));
      colorPicker.setColor(color, true);
      newColorPanel.setColor(color);
      setHex(color);
  
      if (!showAlphaSlider) {
        hexEditText.setFilters(new InputFilter[] { new InputFilter.LengthFilter(6) });
      }
  
      newColorPanel.setOnClickListener(new View.OnClickListener() {
        @Override public void onClick(View v) {
          if (newColorPanel.getColor() == color) {
            onColorSelected(color);
            dismiss();
          }
        }
      });
  
      contentView.setOnTouchListener(onPickerTouchListener);
      colorPicker.setOnColorChangedListener(this);
      hexEditText.addTextChangedListener(this);
  
      hexEditText.setOnFocusChangeListener(new View.OnFocusChangeListener() {
        @Override public void onFocusChange(View v, boolean hasFocus) {
          if (hasFocus) {
            InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
            imm.showSoftInput(hexEditText, InputMethodManager.SHOW_IMPLICIT);
          }
        }
      });
  
      return contentView;
    }