mirror of https://github.com/ThmmyNoLife/mTHMMY
7 changed files with 470 additions and 437 deletions
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package gr.thmmy.mthmmy.activities.topic; |
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import android.annotation.TargetApi; |
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import android.content.Context; |
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import android.content.Intent; |
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import android.graphics.Color; |
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import android.net.Uri; |
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import android.os.Build; |
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import android.os.Handler; |
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import android.support.v7.widget.CardView; |
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import android.support.v7.widget.RecyclerView; |
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import android.util.Log; |
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import android.view.LayoutInflater; |
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import android.view.MotionEvent; |
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import android.view.View; |
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import android.view.ViewGroup; |
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import android.webkit.WebResourceRequest; |
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import android.webkit.WebSettings; |
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import android.webkit.WebView; |
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import android.webkit.WebViewClient; |
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import android.widget.FrameLayout; |
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import android.widget.ImageButton; |
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import android.widget.LinearLayout; |
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import android.widget.RelativeLayout; |
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import android.widget.TextView; |
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import com.android.volley.toolbox.ImageLoader; |
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import java.util.List; |
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import java.util.Objects; |
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import gr.thmmy.mthmmy.R; |
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import gr.thmmy.mthmmy.data.Post; |
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import gr.thmmy.mthmmy.utils.CircularNetworkImageView; |
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import gr.thmmy.mthmmy.utils.ImageController; |
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import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK; |
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import static gr.thmmy.mthmmy.activities.topic.TopicActivity.base_url; |
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import static gr.thmmy.mthmmy.activities.topic.TopicActivity.toQuoteList; |
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class TopicAdapter extends RecyclerView.Adapter<TopicAdapter.MyViewHolder> { |
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private static final String TAG = "TopicAdapter"; |
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private static final int THUMBNAIL_SIZE = 80; |
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private ImageLoader imageLoader = ImageController.getInstance().getImageLoader(); |
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private Context context; |
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private List<Post> postsList; |
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class MyViewHolder extends RecyclerView.ViewHolder { |
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CardView cardView; |
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FrameLayout postDateAndNumberExp; |
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TextView postDate, postNum, username, subject; |
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CircularNetworkImageView thumbnail; |
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public WebView post; |
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ImageButton quoteToggle; |
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RelativeLayout header; |
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LinearLayout userExtraInfo; |
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TextView specialRank, rank, gender, numberOfPosts, personalText; |
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LinearLayout stars_holder; |
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MyViewHolder(View view) { |
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super(view); |
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//Initialize layout's graphic elements
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//Basic stuff
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cardView = (CardView) view.findViewById(R.id.card_view); |
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postDateAndNumberExp = (FrameLayout) view.findViewById(R.id.post_date_and_number_exp); |
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postDate = (TextView) view.findViewById(R.id.post_date); |
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postNum = (TextView) view.findViewById(R.id.post_number); |
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thumbnail = (CircularNetworkImageView) view.findViewById(R.id.thumbnail); |
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username = (TextView) view.findViewById(R.id.username); |
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subject = (TextView) view.findViewById(R.id.subject); |
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post = (WebView) view.findViewById(R.id.post); |
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quoteToggle = (ImageButton) view.findViewById(R.id.toggle_quote_button); |
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//User's extra
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header = (RelativeLayout) view.findViewById(R.id.header); |
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userExtraInfo = (LinearLayout) view.findViewById(R.id.user_extra_info); |
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specialRank = (TextView) view.findViewById(R.id.special_rank); |
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rank = (TextView) view.findViewById(R.id.rank); |
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gender = (TextView) view.findViewById(R.id.gender); |
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numberOfPosts = (TextView) view.findViewById(R.id.number_of_posts); |
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personalText = (TextView) view.findViewById(R.id.personal_text); |
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stars_holder = (LinearLayout) view.findViewById(R.id.stars); |
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} |
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} |
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TopicAdapter(Context context, List<Post> postsList) { |
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this.context = context; |
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this.postsList = postsList; |
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} |
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@Override |
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public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { |
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View itemView = LayoutInflater.from(parent.getContext()) |
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.inflate(R.layout.activity_topic_post_row, parent, false); |
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return new MyViewHolder(itemView); |
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} |
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@Override |
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public void onBindViewHolder(final MyViewHolder holder, int position) { |
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final Post currentPost = postsList.get(position); |
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//Post's WebView parameters set
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holder.post.setClickable(true); |
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holder.post.setWebViewClient(new LinkLauncher()); |
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holder.post.getSettings().setJavaScriptEnabled(true); |
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holder.post.getSettings().setPluginState(WebSettings.PluginState.ON_DEMAND); |
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//Avoiding errors about layout having 0 width/height
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holder.thumbnail.setMinimumWidth(1); |
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holder.thumbnail.setMinimumHeight(1); |
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//Set thumbnail size
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holder.thumbnail.setMaxWidth(THUMBNAIL_SIZE); |
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holder.thumbnail.setMaxHeight(THUMBNAIL_SIZE); |
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//Thumbnail image set
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if (currentPost.getThumbnailUrl() != null |
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&& !Objects.equals(currentPost.getThumbnailUrl(), "")) { |
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holder.thumbnail.setImageUrl(currentPost.getThumbnailUrl(), imageLoader); |
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} |
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//Username set
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holder.username.setText(currentPost.getAuthor()); |
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//Post's submit date set
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holder.postDate.setText(currentPost.getPostDate()); |
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//Post's index number set
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if (currentPost.getPostNumber() != 0) |
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holder.postNum.setText(context.getString( |
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R.string.user_number_of_posts, currentPost.getPostNumber())); |
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else |
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holder.postNum.setText(""); |
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//Post's subject set
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holder.subject.setText(currentPost.getSubject()); |
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//Post's text set
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holder.post.loadDataWithBaseURL("file:///android_asset/", currentPost.getContent(), "text/html", "UTF-8", null); |
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holder.quoteToggle.setOnClickListener(new View.OnClickListener() { |
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@Override |
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public void onClick(View view) { |
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if (view.isSelected()) { |
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if (toQuoteList.contains(currentPost.getPostNumber())) { |
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toQuoteList.remove(toQuoteList.indexOf(currentPost.getPostNumber())); |
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view.setSelected(false); |
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} else |
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Log.i(TAG, "An error occurred while trying to exclude post from" + |
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"toQuoteList, post wasn't there!"); |
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} else { |
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toQuoteList.add(currentPost.getPostNumber()); |
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view.setSelected(true); |
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} |
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} |
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}); |
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//If user is not deleted then we have more to do
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if (!currentPost.isDeleted()) { //Set extra info
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//Variables for content
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String c_specialRank = currentPost.getSpecialRank() |
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, c_rank = currentPost.getRank() |
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, c_gender = currentPost.getGender() |
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, c_numberOfPosts = currentPost.getNumberOfPosts() |
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, c_personalText = currentPost.getPersonalText() |
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, c_urlOfStars = currentPost.getUrlOfStars(); |
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int c_numberOfStars = currentPost.getNumberOfStars(); |
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if (!Objects.equals(c_specialRank, "") && c_specialRank != null) { |
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holder.specialRank.setText(c_specialRank); |
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holder.specialRank.setVisibility(View.VISIBLE); |
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} |
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if (!Objects.equals(c_rank, "") && c_rank != null) { |
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holder.rank.setText(c_rank); |
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holder.rank.setVisibility(View.VISIBLE); |
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} |
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if (!Objects.equals(c_gender, "") && c_gender != null) { |
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holder.gender.setText(c_gender); |
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holder.gender.setVisibility(View.VISIBLE); |
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} |
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if (!Objects.equals(c_numberOfPosts, "") && c_numberOfPosts != null) { |
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holder.numberOfPosts.setText(c_numberOfPosts); |
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holder.numberOfPosts.setVisibility(View.VISIBLE); |
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} |
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if (!Objects.equals(c_personalText, "") && c_personalText != null) { |
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holder.personalText.setText("\"" + c_personalText + "\""); |
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holder.personalText.setVisibility(View.VISIBLE); |
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} |
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for (int i = 0; i < c_numberOfStars; ++i) { |
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CircularNetworkImageView star = new CircularNetworkImageView(context); |
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star.setImageUrl(c_urlOfStars, imageLoader); |
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//Remove spacing between stars...
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//Don't know why this is happening in the first place
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LinearLayout.LayoutParams params = new LinearLayout.LayoutParams( |
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LinearLayout.LayoutParams.WRAP_CONTENT, |
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LinearLayout.LayoutParams.WRAP_CONTENT |
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); |
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params.setMargins((int) context.getResources().getDimension(R.dimen.stars_margin) |
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, 0 |
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, (int) context.getResources().getDimension(R.dimen.stars_margin) |
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, 0); |
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star.setLayoutParams(params); |
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holder.stars_holder.addView(star, 0); |
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holder.stars_holder.setVisibility(View.VISIBLE); |
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} |
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/* --Header expand/collapse functionality-- */ |
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holder.header.setOnClickListener(new View.OnClickListener() { |
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@Override |
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public void onClick(View v) { |
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TopicAnimations.animateUserExtraInfoVisibility(holder.userExtraInfo); |
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} |
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}); |
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//Clicking the expanded part of a header should collapse the extra info
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holder.userExtraInfo.setOnClickListener(new View.OnClickListener() { |
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@Override |
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public void onClick(View v) { |
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TopicAnimations.animateUserExtraInfoVisibility(v); |
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} |
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}); |
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/* --Header expand/collapse functionality end-- */ |
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} |
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/* --Card expand/collapse functionality-- */ |
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//Should expand/collapse when card is touched
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holder.cardView.setOnClickListener(new View.OnClickListener() { |
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@Override |
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public void onClick(View v) { |
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TopicAnimations.animatePostExtraInfoVisibility(holder.postDateAndNumberExp |
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, holder.username, holder.subject |
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, Color.parseColor("#000000") |
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, Color.parseColor("#757575")); |
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} |
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}); |
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//Also when post is clicked
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holder.post.setOnTouchListener(new CustomTouchListener(holder.post, holder.cardView, holder.quoteToggle)); |
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} |
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@Override |
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public int getItemCount() { |
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return postsList.size(); |
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} |
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//--------------------------------------CUSTOM TOUCH LISTENER---------------------------------------
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/** |
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* This class is a gesture detector for WebViews. |
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* It handles post's clicks, long clicks and touch and drag. |
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*/ |
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private class CustomTouchListener implements View.OnTouchListener { |
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//Long press handling
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private final int LONG_PRESS_DURATION = 650; |
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private final Handler webViewLongClickHandler = new Handler(); |
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private boolean wasLongClick = false; |
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private float downCoordinateX; |
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private float downCoordinateY; |
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private final float SCROLL_THRESHOLD = 7; |
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final private WebView post; |
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final private CardView cardView; |
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final private ImageButton quoteToggle; |
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//Other variables
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final static int FINGER_RELEASED = 0; |
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final static int FINGER_TOUCHED = 1; |
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final static int FINGER_DRAGGING = 2; |
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final static int FINGER_UNDEFINED = 3; |
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private int fingerState = FINGER_RELEASED; |
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CustomTouchListener(WebView pPost, CardView pCard, ImageButton pQuoteToggle) { |
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post = pPost; |
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cardView = pCard; |
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quoteToggle = pQuoteToggle; |
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} |
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final Runnable WebViewLongClick = new Runnable() { |
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public void run() { |
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wasLongClick = true; |
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quoteToggle.performClick(); |
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} |
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}; |
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@Override |
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public boolean onTouch(View view, MotionEvent motionEvent) { |
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switch (motionEvent.getAction()) { |
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case MotionEvent.ACTION_DOWN: |
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downCoordinateX = motionEvent.getX(); |
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downCoordinateY = motionEvent.getY(); |
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if (fingerState == FINGER_RELEASED) |
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fingerState = FINGER_TOUCHED; |
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else |
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fingerState = FINGER_UNDEFINED; |
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//Start long click runnable
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webViewLongClickHandler.postDelayed(WebViewLongClick |
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, LONG_PRESS_DURATION); |
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break; |
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case MotionEvent.ACTION_UP: |
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webViewLongClickHandler.removeCallbacks(WebViewLongClick); |
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if (!wasLongClick && fingerState != FINGER_DRAGGING) { |
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//If this was a link don't expand the card
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WebView.HitTestResult htResult = post.getHitTestResult(); |
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if (htResult.getExtra() != null |
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&& htResult.getExtra() != null) |
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return false; |
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//Else expand/collapse card
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cardView.performClick(); |
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} else |
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wasLongClick = false; |
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fingerState = FINGER_RELEASED; |
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break; |
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case MotionEvent.ACTION_MOVE: |
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//If finger moved too much, cancel long click
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if (((Math.abs(downCoordinateX - motionEvent.getX()) > SCROLL_THRESHOLD || |
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Math.abs(downCoordinateY - motionEvent.getY()) > SCROLL_THRESHOLD))) { |
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webViewLongClickHandler.removeCallbacks(WebViewLongClick); |
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fingerState = FINGER_DRAGGING; |
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} else fingerState = FINGER_UNDEFINED; |
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break; |
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default: |
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fingerState = FINGER_UNDEFINED; |
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} |
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return false; |
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} |
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} |
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//------------------------------------CUSTOM TOUCH LISTENER END-------------------------------------
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//--------------------------------------CUSTOM WEBVIEW CLIENT---------------------------------------
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/** |
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* This class is used to handle link clicks in WebViews. |
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* When link url is one that the app can handle internally, it does. |
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* Otherwise user is prompt to open the link in a browser. |
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*/ |
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@SuppressWarnings("unchecked") |
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private class LinkLauncher extends WebViewClient { //Used to handle link clicks
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//Older versions
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@SuppressWarnings("deprecation") |
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@Override |
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public boolean shouldOverrideUrlLoading(WebView view, String url) { |
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final Uri uri = Uri.parse(url); |
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return handleUri(uri); |
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} |
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//Newest versions
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@TargetApi(Build.VERSION_CODES.N) |
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@Override |
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public boolean shouldOverrideUrlLoading(WebView view, WebResourceRequest request) { |
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final Uri uri = request.getUrl(); |
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return handleUri(uri); |
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} |
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//Handle url clicks
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private boolean handleUri(final Uri uri) { |
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//Method always returns true as we don't want any url to be loaded in WebViews
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Log.i(TAG, "Uri = " + uri); |
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final String host = uri.getHost(); //Get requested url's host
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final String uriString = uri.toString(); |
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//Determine if you are going to pass the url to a
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//host's application activity or load it in a browser.
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if (Objects.equals(host, "www.thmmy.gr")) { |
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//This is my web site, so figure out what Activity should launch
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if (uriString.contains("topic=")) { //This url points to a topic
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//Is the link pointing to current topic?
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if (Objects.equals( |
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uriString.substring(0, uriString.lastIndexOf(".")), base_url)) { |
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//Get uri's targeted message's index number
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String msgIndexReq = uriString.substring(uriString.indexOf("msg") + 3); |
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if (msgIndexReq.contains("#")) |
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msgIndexReq = msgIndexReq.substring(0, msgIndexReq.indexOf("#")); |
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else |
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msgIndexReq = msgIndexReq.substring(0, msgIndexReq.indexOf(";")); |
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//Is this post already shown now? (is it in current page?)
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for (Post post : postsList) { |
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if (post.getPostIndex() == Integer.parseInt(msgIndexReq)) { |
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//Don't restart Activity
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//Just change post focus
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//TODO
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return true; |
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} |
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} |
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} |
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//Restart activity with new data
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//TODO
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} |
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return true; |
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} |
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//Otherwise, the link is not for a page on my site, so launch
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//another Activity that handles URLs
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Intent intent = new Intent(Intent.ACTION_VIEW, uri); |
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intent.setFlags(FLAG_ACTIVITY_NEW_TASK); |
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context.startActivity(intent); |
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return true; |
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} |
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} |
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//------------------------------------CUSTOM WEBVIEW CLIENT END-------------------------------------
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|
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} |
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