@Override
public void onPause() {
super.onPause();
if (mediaSource != null) {
mediaSource.getSource().removeListener(this);
}
}
@Override
public void onResume() {
super.onResume();
if (mediaSource != null) {
mediaSource.getSource().addListener(this);
onSourceDataChanged();
onSourceStateChanged();
}
}
@Override
public void onSourceStateChanged() {
isLoadingError = mediaSource.getSource().getState() == ViewSourceState.LOAD_MORE_ERROR;
isLoading = mediaSource.getSource().getState() == ViewSourceState.IN_PROGRESS || isLoadingError;
if (records.size() == 0) {
goneView(gridView);
if (isLoading) {
showView(loading);
goneView(empty);
} else {
goneView(loading);
showView(empty);
}
} else {
showView(gridView);
goneView(loading);
goneView(empty);
}
adapter.notifyDataSetChanged();
}
@Override
public View onCreateView(
final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
if (savedInstanceState != null) {
peerType = savedInstanceState.getInt("peerType");
peerId = savedInstanceState.getInt("peerId");
}
View res = inflater.inflate(R.layout.media_main, container, false);
gridView = (GridView) res.findViewById(R.id.mediaGrid);
loading = res.findViewById(R.id.loading);
empty = res.findViewById(R.id.empty);
gridView.setVisibility(View.GONE);
empty.setVisibility(View.GONE);
loading.setVisibility(View.GONE);
mediaSource = application.getDataSourceKernel().getMediaSource(peerType, peerId);
mediaSource.getSource().onConnected();
records = mediaSource.getSource().getCurrentWorkingSet();
// final List<MediaRecord> lazyList =
// application.getEngine().getMediaEngine().lazyQueryMedia(peerType, peerId);
gridView.setPadding(0, PreviewConfig.MEDIA_SPACING, 0, PreviewConfig.MEDIA_SPACING);
gridView.setNumColumns(PreviewConfig.MEDIA_ROW_COUNT);
gridView.setColumnWidth(PreviewConfig.MEDIA_PREVIEW);
gridView.setVerticalSpacing(PreviewConfig.MEDIA_SPACING);
gridView.setHorizontalSpacing(PreviewConfig.MEDIA_SPACING);
gridView.setOnItemClickListener(
new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
if (i >= 0 && i < records.size()) {
getRootController().openImage(records.get(i).getMid(), peerType, peerId);
} else {
mediaSource.requestLoadMore(records.size());
}
}
});
final Context context = getActivity();
adapter =
new BaseAdapter() {
@Override
public int getCount() {
if (isLoading) {
return records.size() + 1;
} else {
return records.size();
}
}
@Override
public MediaRecord getItem(int i) {
if (i >= 0 && i < records.size()) {
return records.get(i);
} else {
return null;
}
}
@Override
public long getItemId(int i) {
if (i >= 0 && i < records.size()) {
return records.get(i).getDatabaseId();
} else {
return 0;
}
}
@Override
public boolean hasStableIds() {
return true;
}
@Override
public int getItemViewType(int i) {
if (i >= 0 && i < records.size()) {
return 0;
} else {
return 1;
}
}
@Override
public int getViewTypeCount() {
return 2;
}
@Override
public boolean areAllItemsEnabled() {
return false;
}
@Override
public boolean isEnabled(int i) {
return i >= 0 && i < records.size() || isLoadingError;
}
@Override
public View getView(int i, View view, ViewGroup viewGroup) {
if (i >= 0 && i < records.size()) {
mediaSource.getSource().onItemsShown(i);
MediaRecord record = getItem(i);
if (view == null) {
view = newView(context, record, viewGroup);
}
bindView(view, context, record, i);
return view;
} else {
if (view == null) {
view = inflater.inflate(R.layout.media_loading, viewGroup, false);
GridView.LayoutParams imageParams =
new GridView.LayoutParams(
PreviewConfig.MEDIA_PREVIEW, PreviewConfig.MEDIA_PREVIEW);
view.setLayoutParams(imageParams);
}
if (isLoadingError) {
view.findViewById(R.id.progress).setVisibility(View.GONE);
view.findViewById(R.id.retry).setVisibility(View.VISIBLE);
} else {
view.findViewById(R.id.progress).setVisibility(View.VISIBLE);
view.findViewById(R.id.retry).setVisibility(View.GONE);
}
return view;
}
}
public View newView(Context context, MediaRecord object, ViewGroup parent) {
GridView.LayoutParams layoutParams =
new GridView.LayoutParams(PreviewConfig.MEDIA_PREVIEW, PreviewConfig.MEDIA_PREVIEW);
FrameLayout frameLayout = new FrameLayout(context);
frameLayout.setLayoutParams(layoutParams);
SmallPreviewView smallPreviewView = new SmallPreviewView(context);
FrameLayout.LayoutParams imageParams =
new FrameLayout.LayoutParams(
PreviewConfig.MEDIA_PREVIEW, PreviewConfig.MEDIA_PREVIEW);
smallPreviewView.setLayoutParams(imageParams);
ImageView videoLogo = new ImageView(context);
videoLogo.setImageResource(R.drawable.st_media_ic_play);
FrameLayout.LayoutParams timeParams =
new FrameLayout.LayoutParams(
ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
timeParams.gravity = Gravity.CENTER;
videoLogo.setLayoutParams(timeParams);
frameLayout.addView(smallPreviewView);
frameLayout.addView(videoLogo);
return frameLayout;
}
public void bindView(View view, Context context, MediaRecord object, int index) {
SmallPreviewView imageView = (SmallPreviewView) ((ViewGroup) view).getChildAt(0);
View videoView = ((ViewGroup) view).getChildAt(1);
if (object.getPreview() instanceof TLLocalVideo) {
videoView.setVisibility(View.VISIBLE);
} else {
videoView.setVisibility(View.INVISIBLE);
}
if (object.getPreview() instanceof TLLocalPhoto) {
TLLocalPhoto localPhoto = (TLLocalPhoto) object.getPreview();
String key = DownloadManager.getPhotoKey(localPhoto);
if (application.getDownloadManager().getState(key) == DownloadState.COMPLETED) {
imageView.requestFile(application.getDownloadManager().getFileName(key));
} else {
if (localPhoto.getFastPreviewW() != 0 && localPhoto.getFastPreviewH() != 0) {
imageView.requestFast(localPhoto);
} else {
imageView.clearImage();
}
}
} else if (object.getPreview() instanceof TLLocalVideo) {
TLLocalVideo localVideo = (TLLocalVideo) object.getPreview();
if (localVideo.getFastPreview().length > 0) {
imageView.requestFast(localVideo);
} else {
imageView.clearImage();
}
} else if (object.getPreview() instanceof TLLocalDocument) {
TLLocalDocument localVideo = (TLLocalDocument) object.getPreview();
if (localVideo.getFastPreview().length > 0) {
imageView.requestFast(localVideo);
} else {
imageView.clearImage();
}
} else {
imageView.clearImage();
}
}
};
gridView.setAdapter(adapter);
return res;
}
@Override
public void onSourceDataChanged() {
records = mediaSource.getSource().getCurrentWorkingSet();
adapter.notifyDataSetChanged();
}
