package org.commcare.views.widgets;
import android.content.Context;
import android.util.TypedValue;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.ImageView;
import android.widget.RadioButton;
import org.commcare.dalvik.R;
import org.commcare.views.media.MediaLayout;
import org.javarosa.core.model.SelectChoice;
import org.javarosa.core.model.data.IAnswerData;
import org.javarosa.core.model.data.SelectOneData;
import org.javarosa.core.model.data.helper.Selection;
import org.javarosa.form.api.FormEntryCaption;
import org.javarosa.form.api.FormEntryPrompt;
import java.util.Vector;
/**
* SelectOneWidgets handles select-one fields using radio buttons.
*
* @author Carl Hartung (carlhartung@gmail.com)
* @author Yaw Anokwa (yanokwa@gmail.com)
*/
public class SelectOneWidget extends QuestionWidget implements OnCheckedChangeListener {
private final Vector<SelectChoice> mItems;
private final int buttonIdBase;
private final Vector<RadioButton> buttons;
public SelectOneWidget(Context context, FormEntryPrompt prompt) {
super(context, prompt);
int padding = (int)Math.floor(context.getResources().getDimension(R.dimen.select_padding));
mItems = prompt.getSelectChoices();
buttons = new Vector<>();
String s = null;
if (prompt.getAnswerValue() != null) {
s = prompt.getAnswerValue().uncast().getString();
}
//Is this safe enough from collisions?
buttonIdBase = Math.abs(prompt.getIndex().hashCode());
if (mItems != null) {
for (int i = 0; i < mItems.size(); i++) {
final RadioButton rb = new RadioButton(getContext());
String markdownText = prompt.getSelectItemMarkdownText(mItems.get(i));
if (markdownText != null) {
rb.setText(forceMarkdown(markdownText));
} else {
rb.setText(prompt.getSelectChoiceText(mItems.get(i)));
}
rb.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontSize);
rb.setId(i + buttonIdBase);
rb.setEnabled(!prompt.isReadOnly());
rb.setFocusable(!prompt.isReadOnly());
rb.setBackgroundResource(R.drawable.selector_button_press);
buttons.add(rb);
if (mItems.get(i).getValue().equals(s)) {
rb.setChecked(true);
}
//Move to be below the above setters. Not sure if that will cause
//problems, but I don't think it should.
rb.setOnCheckedChangeListener(this);
String audioURI =
prompt.getSpecialFormSelectChoiceText(mItems.get(i),
FormEntryCaption.TEXT_FORM_AUDIO);
String imageURI =
prompt.getSpecialFormSelectChoiceText(mItems.get(i),
FormEntryCaption.TEXT_FORM_IMAGE);
String videoURI = prompt.getSpecialFormSelectChoiceText(mItems.get(i), "video");
String bigImageURI = prompt.getSpecialFormSelectChoiceText(mItems.get(i), "big-image");
MediaLayout mediaLayout = MediaLayout.buildAudioImageVisualLayout(getContext(), rb, audioURI, imageURI, videoURI, bigImageURI);
mediaLayout.setPadding(0, padding, 0, padding);
mediaLayout.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
rb.performClick();
}
});
addView(mediaLayout);
// Last, add the dividing line (except for the last element)
ImageView divider = new ImageView(getContext());
divider.setBackgroundResource(android.R.drawable.divider_horizontal_bright);
if (i != mItems.size() - 1) {
addView(divider);
}
}
}
}
@Override
public void clearAnswer() {
for (RadioButton button : this.buttons) {
if (button.isChecked()) {
button.setChecked(false);
return;
}
}
}
@Override
public IAnswerData getAnswer() {
int i = getCheckedId();
if (i == -1) {
return null;
} else {
SelectChoice sc = mItems.elementAt(i - buttonIdBase);
return new SelectOneData(new Selection(sc));
}
}
private void onUserInteracton() {
// Hide the soft keyboard if it's showing.
InputMethodManager inputManager =
(InputMethodManager)this.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
inputManager.hideSoftInputFromWindow(this.getWindowToken(), 0);
}
@Override
public void setFocus(Context context) {
onUserInteracton();
}
private int getCheckedId() {
for (RadioButton button : this.buttons) {
if (button.isChecked()) {
return button.getId();
}
}
return -1;
}
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
onUserInteracton();
if (isChecked) {
for (RadioButton button : this.buttons) {
if (button.isChecked() && !(buttonView == button)) {
button.setChecked(false);
}
}
}
widgetEntryChanged();
}
@Override
public void setOnLongClickListener(OnLongClickListener l) {
for (RadioButton r : buttons) {
r.setOnLongClickListener(l);
}
}
@Override
public void unsetListeners() {
super.unsetListeners();
for (RadioButton button : this.buttons) {
button.setOnCheckedChangeListener(null);
button.setOnLongClickListener(null);
}
}
@Override
public void cancelLongPress() {
super.cancelLongPress();
for (RadioButton button : this.buttons) {
button.cancelLongPress();
}
}
}