private String genOptions() {
/*
* For multiplechoice
* <input id="radio1" name="" value="" type="radio" />
* <label for="radio1">
* Streeful
* </label>
* For checkBox:
* <input id="checkbox1" name="" type="checkbox" />
* <label for="checkbox1">
* Apple
* </label>
*
* For chooselist:
*
* <option value="option1">
* Option 1
* </option>
*/
StringBuilder optHtml = new StringBuilder();
String optMFormat = "<input id=\"radio%d\" name=\"ans\" value=\"%s\" type=\"radio\" />\n";
String optMLableFormat = "<label for=\"radio%d\"> %s </label> \n";
if (this.options.isEmpty()) {
return optHtml.toString();
}
if (this.style.equals(this.MULTIPLECHOICE) || this.style.equals(this.YESNO)) {
int i = 1;
for (String option : this.options) {
optHtml.append(String.format(optMFormat, i, option));
optHtml.append(String.format(optMLableFormat, i, option));
i++;
}
}
String optCFormat = "<input id=\"checkbox%d\" name=\"ans\" value=\"%s\" type=\"checkbox\" />\n";
String optCLableFormat = "<label for=\"checkbox%d\"> %s </label> \n";
Log.i(TAG, "before entering checkbox");
if (this.style.equals(this.CHECKBOX)) {
int j = 1;
for (String option : this.options) {
optHtml.append(String.format(optCFormat, j, option));
optHtml.append(String.format(optCLableFormat, j, option));
j++;
}
}
String optLFormt = "<option value=\"option%d\"> %s </option>";
if (this.style.equals(this.CHOOSELIST)) {
int k = 1;
for (String option : this.options) {
optHtml.append(String.format(optLFormt, k, option));
k++;
}
}
Log.i(TAG, "gen options for:(" + this.style + ")" + optHtml.toString());
return optHtml.toString();
}
/*
* use webView.loadData() to load from an HTML string
* 1. fetch the template according to survey style
* 2. replace survey's question and survey's options in the template
*/
private String genSurvey() throws IOException {
Log.i(TAG, "the style is: " + style);
// String templatePath = "component" + File.separator + getTemplatePath(this.style);
String templatePath = "component" + java.io.File.separator + surveyTemplate.get(this.style);
BufferedInputStream in =
new BufferedInputStream(container.$context().getAssets().open(templatePath));
// BufferedInputStream in = new BufferedInputStream(MediaUtil.openMedia(container.$form(),
// templatePath));
// read it with BufferedReader
BufferedReader br = new BufferedReader(new InputStreamReader(in));
StringBuilder sb = new StringBuilder();
String line;
while ((line = br.readLine()) != null) {
sb.append(line);
}
Log.i(TAG, "Before replace:" + sb.toString());
// A. generate question
// find question block start with <h1 id="_txt_qt">
String questionBlk = "<h1 id=\"_txt_qt\">";
int insertPos = sb.indexOf(questionBlk) + questionBlk.length();
int insertQuestionPos = sb.indexOf("Question", insertPos);
sb.replace(insertQuestionPos, insertQuestionPos + "Question".length(), this.question);
Log.i(TAG, "after replace question:" + sb.toString());
// B. generate options
// 1. find options block (depends on style)
// only "multipleChoice", "checkBox", and "chooseList" need to replace with options;
// 2. For "scale" style, the first three options will be specifying the
// min, max and default value of the scale
if (this.style.equals(this.MULTIPLECHOICE) || this.style.equals(this.CHECKBOX)) {
int startPos = sb.indexOf("</legend>") + "</legend>".length();
int endPos = sb.indexOf("</fieldset>");
Log.i(TAG, "before replace options:");
sb.replace(startPos, endPos, genOptions()); // replace with the filled-in options
}
if (this.style.equals(this.CHOOSELIST)) {
int startPos = sb.indexOf("<select name=\"\">") + "<select name=\"\">".length();
int endPos = sb.indexOf("</select>");
sb.replace(startPos, endPos, genOptions());
}
if (this.style.equals(this.SCALE)) {
if (!this.options.isEmpty() && this.options.size() == 3) {
// replace min
int sliderPos = sb.indexOf("input name=\"slider\"");
int startPosOfMin = sb.indexOf("min=\"1\"", sliderPos + "input name=\"slider\"".length());
// example: min="1"
sb.replace(startPosOfMin, startPosOfMin + 7, "min=\"" + this.options.get(0) + "\"");
// replace max
// example: replace max="10" to max="100"
int startPosOfMax = sb.indexOf("max=\"10\"", sliderPos + "input name=\"slider\"".length());
sb.replace(startPosOfMax, startPosOfMax + 8, "max=\"" + this.options.get(1) + "\"");
// replace default initial scale
// example: value="5"
int startPosOfDefault =
sb.indexOf("value=\"5\"", sliderPos + "input name=\"slider\"".length());
sb.replace(
startPosOfDefault, startPosOfDefault + 9, "value=\"" + this.options.get(2) + "\"");
} else {; // do nothing, use the template
}
}
return sb.toString();
}
