StringWidget.java 文件源码

public StringWidget(Context context, FormEntryPrompt prompt, boolean secret, boolean inCompactGroup) {
    super(context, prompt, inCompactGroup);
    mAnswer = (EditText)LayoutInflater.from(getContext()).inflate(getAnswerLayout(), this, false);
    mAnswer.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontSize);
    mAnswer.setOnClickListener(this);

    mAnswer.addTextChangedListener(this);

    //Let's see if we can figure out a constraint for this string
    try {
        addAnswerFilter(new InputFilter.LengthFilter(guessMaxStringLength(prompt)));
    } catch (UnpivotableExpressionException e) {
        //expected if there isn't a constraint that does this
    }

    this.secret = secret;

    if (!secret) {
        // capitalize the first letter of the sentence
        mAnswer.setKeyListener(new TextKeyListener(Capitalize.SENTENCES, false));
    }
    setTextInputType(mAnswer);

    if (!secret) {
        mAnswer.setSingleLine(false);
    }

    if (prompt != null) {
        mReadOnly = prompt.isReadOnly();
        IAnswerData value = prompt.getAnswerValue();
        if (value != null) {
            mAnswer.setText(value.getDisplayText());
        }

        if (mReadOnly) {
            if (value == null) {
                mAnswer.setText("---");
            }
            mAnswer.setBackgroundDrawable(null);
            mAnswer.setFocusable(false);
            mAnswer.setClickable(false);
        }
    }

    if (isInCompactMode()) {
        addToCompactLayout(mAnswer);
    } else {
        addView(mAnswer);
    }
}