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Code Issues Releases Wiki Activity

Add support for status content collapse in timeline viewholder

This commit is contained in:
HellPie 2018-08-31 04:47:50 +02:00 committed by HellPie
parent 2889797d8c
commit 215b47809c
1 changed files with 52 additions and 3 deletions
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55
app/src/main/java/com/keylesspalace/tusky/adapter/StatusBaseViewHolder.java
View File

@ -7,6 +7,7 @@ import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v7.content.res.AppCompatResources;
import android.support.v7.widget.RecyclerView;
import android.text.InputFilter;
import android.text.Spanned;
import android.text.TextUtils;
import android.view.View;
@ -58,6 +59,7 @@ abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
private View sensitiveMediaShow;
private TextView mediaLabel;
private ToggleButton contentWarningButton;
private ToggleButton contentCollapseButton;
ImageView avatar;
TextView timestampInfo;
@ -91,6 +93,7 @@ abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
mediaLabel = itemView.findViewById(R.id.status_media_label);
contentWarningDescription = itemView.findViewById(R.id.status_content_warning_description);
contentWarningButton = itemView.findViewById(R.id.status_content_warning_button);
contentCollapseButton = itemView.findViewById(R.id.button_toggle_content);
}
protected abstract int getMediaPreviewHeight(Context context);
@ -468,7 +471,6 @@ abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
setUsername(status.getNickname());
setCreatedAt(status.getCreatedAt());
setIsReply(status.getInReplyToId() != null);
setContent(status.getContent(), status.getMentions(), status.getStatusEmojis(), listener);
setAvatar(status.getAvatar(), status.getRebloggedAvatar());
setReblogged(status.isReblogged());
setFavourited(status.isFavourited());
@ -499,7 +501,54 @@ abstract class StatusBaseViewHolder extends RecyclerView.ViewHolder {
} else {
setSpoilerText(status.getSpoilerText(), status.getStatusEmojis(), status.isExpanded(), listener);
}
if(contentCollapseButton != null && status.isCollapsible() && (status.isExpanded() || status.getSpoilerText() == null || status.getSpoilerText().isEmpty())) {
contentCollapseButton.setOnCheckedChangeListener((buttonView, isChecked) -> {
int position = getAdapterPosition();
if(position != RecyclerView.NO_POSITION) listener.onContentCollapsedChange(isChecked, position);
});
contentCollapseButton.setVisibility(View.VISIBLE);
if(status.isCollapsed()) {
contentCollapseButton.setChecked(true);
content.setFilters(new InputFilter[] {(source, start, end, dest, dstart, dend) -> {
// Code imported from InputFilter.LengthFilter
// https://android.googlesource.com/platform/frameworks/base/+/master/core/java/android/text/InputFilter.java#175
// Changes:
// - After the text it adds and ellipsis to make it feel like the text continues
// - Max value is 500 rather than a variable
// - Trim invisible characters off the end of the 500-limited string
// - Slimmed code for saving LOCs
int keep = 50 - (dest.length() - (dend - dstart));
if(keep <= 0) return "";
if(keep >= end - start) return null; // keep original
keep += start;
while(Character.isWhitespace(source.charAt(keep - 1))) {
--keep;
if(keep == start) return "";
}
if(Character.isHighSurrogate(source.charAt(keep - 1))) {
--keep;
if(keep == start) return "";
}
return source.subSequence(start, keep) + "…";
}});
} else {
contentCollapseButton.setChecked(false);
content.setFilters(new InputFilter[] {});
}
} else if(contentCollapseButton != null) {
contentCollapseButton.setVisibility(View.GONE);
content.setFilters(new InputFilter[] {});
}
setContent(status.getContent(), status.getMentions(), status.getStatusEmojis(), listener);
}
}