MaterialDialog.java 文件源码

/**
 * @param errorColor Pass in 0 for the default red error color (as specified in
 *                   guidelines).
 */
public Builder inputRange(@IntRange(from = 0, to = Integer.MAX_VALUE) int minLength,
                          @IntRange(from = -1, to = Integer.MAX_VALUE) int maxLength,
                          @ColorInt int errorColor) {
    if (minLength < 0)
        throw new IllegalArgumentException("Min length for input dialogs cannot be less than 0.");
    this.inputMinLength = minLength;
    this.inputMaxLength = maxLength;
    if (errorColor == 0) {
        this.inputRangeErrorColor = DialogUtils.getColor(context, R.color.md_edittext_error);
    } else {
        this.inputRangeErrorColor = errorColor;
    }
    if (this.inputMinLength > 0)
        this.inputAllowEmpty = false;
    return this;
}