/**
* This adds a divider at the bottom of this layout. Used to separate fields in lists.
*
* @param v
*/
public void addDivider(ImageView v) {
RelativeLayout.LayoutParams dividerParams =
new RelativeLayout.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT);
if (mImageView != null) {
dividerParams.addRule(RelativeLayout.BELOW, mImageView.getId());
} else if (mMissingImage != null) {
dividerParams.addRule(RelativeLayout.BELOW, mMissingImage.getId());
} else if (mVideoButton != null) {
dividerParams.addRule(RelativeLayout.BELOW, mVideoButton.getId());
} else if (mAudioButton != null) {
dividerParams.addRule(RelativeLayout.BELOW, mAudioButton.getId());
} else if (mView_Text != null) {
// No picture
dividerParams.addRule(RelativeLayout.BELOW, mView_Text.getId());
} else {
Log.e(t, "Tried to add divider to uninitialized ATVWidget");
return;
}
addView(v, dividerParams);
}
public void setAVT(FormIndex index, String selectionDesignator, TextView text, String audioURI, String imageURI, String videoURI,
final String bigImageURI) {
mSelectionDesignator = selectionDesignator;
mIndex = index;
mView_Text = text;
mView_Text.setId(QuestionWidget.newUniqueId());
mVideoURI = videoURI;
// Layout configurations for our elements in the relative layout
RelativeLayout.LayoutParams textParams =
new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
RelativeLayout.LayoutParams audioParams =
new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
RelativeLayout.LayoutParams imageParams =
new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
RelativeLayout.LayoutParams videoParams =
new RelativeLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
// First set up the audio button
if (audioURI != null) {
// An audio file is specified
mAudioButton = new AudioButton(getContext(), mIndex, mSelectionDesignator, audioURI);
mAudioButton.setId(QuestionWidget.newUniqueId()); // random ID to be used by the
// relative layout.
} else {
// No audio file specified, so ignore.
}
// Then set up the video button
if (videoURI != null) {
// An video file is specified
mVideoButton = new ImageButton(getContext());
Bitmap b =
BitmapFactory.decodeResource(getContext().getResources(),
android.R.drawable.ic_media_play);
mVideoButton.setImageBitmap(b);
mVideoButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Collect.getInstance().getActivityLogger().logInstanceAction(this, "onClick", "playVideoPrompt"+mSelectionDesignator, mIndex);
MediaLayout.this.playVideo();
}
});
mVideoButton.setId(QuestionWidget.newUniqueId());
} else {
// No video file specified, so ignore.
}
// Now set up the image view
String errorMsg = null;
final int imageId = QuestionWidget.newUniqueId();
if (imageURI != null) {
try {
String imageFilename = ReferenceManager._().DeriveReference(imageURI).getLocalURI();
final File imageFile = new File(imageFilename);
if (imageFile.exists()) {
Display display =
((WindowManager) getContext().getSystemService(Context.WINDOW_SERVICE))
.getDefaultDisplay();
int screenWidth = display.getWidth();
int screenHeight = display.getHeight();
Bitmap b = FileUtils.getBitmapScaledToDisplay(imageFile, screenHeight, screenWidth);
if (b != null) {
mImageView = new ImageView(getContext());
mImageView.setPadding(2, 2, 2, 2);
mImageView.setBackgroundColor(Color.WHITE);
mImageView.setImageBitmap(b);
mImageView.setId(imageId);
if (bigImageURI != null) {
mImageView.setOnClickListener(new OnClickListener() {
String bigImageFilename = ReferenceManager._()
.DeriveReference(bigImageURI).getLocalURI();
File bigImage = new File(bigImageFilename);
@Override
public void onClick(View v) {
Collect.getInstance().getActivityLogger().logInstanceAction(this, "onClick", "showImagePromptBigImage"+mSelectionDesignator, mIndex);
Intent i = new Intent("android.intent.action.VIEW");
i.setDataAndType(Uri.fromFile(bigImage), "image/*");
try {
getContext().startActivity(i);
} catch (ActivityNotFoundException e) {
Toast.makeText(
getContext(),
getContext().getString(R.string.activity_not_found,
"view image"), Toast.LENGTH_SHORT).show();
}
}
});
}
} else {
// Loading the image failed, so it's likely a bad file.
errorMsg = getContext().getString(R.string.file_invalid, imageFile);
}
} else {
// We should have an image, but the file doesn't exist.
errorMsg = getContext().getString(R.string.file_missing, imageFile);
}
if (errorMsg != null) {
// errorMsg is only set when an error has occurred
Log.e(t, errorMsg);
mMissingImage = new TextView(getContext());
mMissingImage.setText(errorMsg);
mMissingImage.setPadding(10, 10, 10, 10);
mMissingImage.setId(imageId);
}
} catch (InvalidReferenceException e) {
Log.e(t, "image invalid reference exception");
e.printStackTrace();
}
} else {
// There's no imageURI listed, so just ignore it.
}
// e.g., for TextView that flag will be true
boolean isNotAMultipleChoiceField = !RadioButton.class.isAssignableFrom(text.getClass()) && !CheckBox.class.isAssignableFrom(text.getClass());
// Determine the layout constraints...
// Assumes LTR, TTB reading bias!
if (mView_Text.getText().length() == 0 && (mImageView != null || mMissingImage != null)) {
// No text; has image. The image is treated as question/choice icon.
// The Text view may just have a radio button or checkbox. It
// needs to remain in the layout even though it is blank.
//
// The image view, as created above, will dynamically resize and
// center itself. We want it to resize but left-align itself
// in the resized area and we want a white background, as otherwise
// it will show a grey bar to the right of the image icon.
if (mImageView != null) {
mImageView.setScaleType(ScaleType.FIT_START);
}
//
// In this case, we have:
// Text upper left; image upper, left edge aligned with text right edge;
// audio upper right; video below audio on right.
textParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
textParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
if (isNotAMultipleChoiceField) {
imageParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
} else {
imageParams.addRule(RelativeLayout.RIGHT_OF, mView_Text.getId());
}
imageParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
if (mAudioButton != null && mVideoButton == null) {
audioParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
imageParams.addRule(RelativeLayout.LEFT_OF, mAudioButton.getId());
} else if (mAudioButton == null && mVideoButton != null) {
videoParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
imageParams.addRule(RelativeLayout.LEFT_OF, mVideoButton.getId());
} else if (mAudioButton != null && mVideoButton != null) {
audioParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
imageParams.addRule(RelativeLayout.LEFT_OF, mAudioButton.getId());
videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
videoParams.addRule(RelativeLayout.BELOW, mAudioButton.getId());
imageParams.addRule(RelativeLayout.LEFT_OF, mVideoButton.getId());
} else {
// the image will implicitly scale down to fit within parent...
// no need to bound it by the width of the parent...
if (!isNotAMultipleChoiceField) {
imageParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
}
}
imageParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
} else {
// We have a non-blank text label -- image is below the text.
// In this case, we want the image to be centered...
if (mImageView != null) {
mImageView.setScaleType(ScaleType.FIT_START);
}
//
// Text upper left; audio upper right; video below audio on right.
// image below text, audio and video buttons; left-aligned with text.
textParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
textParams.addRule(RelativeLayout.ALIGN_PARENT_TOP);
if (mAudioButton != null && mVideoButton == null) {
audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
textParams.addRule(RelativeLayout.LEFT_OF, mAudioButton.getId());
} else if (mAudioButton == null && mVideoButton != null) {
videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
textParams.addRule(RelativeLayout.LEFT_OF, mVideoButton.getId());
} else if (mAudioButton != null && mVideoButton != null) {
audioParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
textParams.addRule(RelativeLayout.LEFT_OF, mAudioButton.getId());
videoParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
videoParams.addRule(RelativeLayout.BELOW, mAudioButton.getId());
} else {
textParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
}
if (mImageView != null || mMissingImage != null) {
imageParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
imageParams.addRule(RelativeLayout.CENTER_HORIZONTAL);
imageParams.addRule(RelativeLayout.BELOW, mView_Text.getId());
} else {
textParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
}
}
addView(mView_Text, textParams);
if (mAudioButton != null)
addView(mAudioButton, audioParams);
if (mVideoButton != null)
addView(mVideoButton, videoParams);
if (mImageView != null)
addView(mImageView, imageParams);
else if (mMissingImage != null)
addView(mMissingImage, imageParams);
}