chinwag-android/app/src/main/java/com/keylesspalace/tusky/adapter/StatusViewHolder.java
2017-07-02 09:55:20 +03:00

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20 KiB
Java

/* Copyright 2017 Andrew Dawson
*
* This file is a part of Tusky.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Tusky; if not,
* see <http://www.gnu.org/licenses>. */
package com.keylesspalace.tusky.adapter;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.preference.PreferenceManager;
import android.support.annotation.DrawableRes;
import android.support.annotation.Nullable;
import android.support.v4.content.ContextCompat;
import android.support.v7.widget.RecyclerView;
import android.text.Spanned;
import android.view.View;
import android.widget.CompoundButton;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.ToggleButton;
import com.keylesspalace.tusky.R;
import com.keylesspalace.tusky.view.RoundedTransformation;
import com.keylesspalace.tusky.interfaces.StatusActionListener;
import com.keylesspalace.tusky.entity.Status;
import com.keylesspalace.tusky.util.DateUtils;
import com.keylesspalace.tusky.util.LinkHelper;
import com.keylesspalace.tusky.util.ThemeUtils;
import com.squareup.picasso.Picasso;
import com.varunest.sparkbutton.SparkButton;
import com.varunest.sparkbutton.SparkEventListener;
import java.util.Date;
class StatusViewHolder extends RecyclerView.ViewHolder {
private View container;
private TextView displayName;
private TextView username;
private TextView sinceCreated;
private TextView content;
private ImageView avatar;
private View rebloggedBar;
private TextView rebloggedByDisplayName;
private ImageButton replyButton;
private SparkButton reblogButton;
private SparkButton favouriteButton;
private ImageButton moreButton;
private boolean favourited;
private boolean reblogged;
private ImageView mediaPreview0;
private ImageView mediaPreview1;
private ImageView mediaPreview2;
private ImageView mediaPreview3;
private View sensitiveMediaWarning;
private View videoIndicator;
private TextView mediaLabel;
private View contentWarningBar;
private TextView contentWarningDescription;
private ToggleButton contentWarningButton;
StatusViewHolder(View itemView) {
super(itemView);
container = itemView.findViewById(R.id.status_container);
displayName = (TextView) itemView.findViewById(R.id.status_display_name);
username = (TextView) itemView.findViewById(R.id.status_username);
sinceCreated = (TextView) itemView.findViewById(R.id.status_since_created);
content = (TextView) itemView.findViewById(R.id.status_content);
avatar = (ImageView) itemView.findViewById(R.id.status_avatar);
rebloggedBar = itemView.findViewById(R.id.status_reblogged_bar);
rebloggedByDisplayName = (TextView) itemView.findViewById(R.id.status_reblogged);
replyButton = (ImageButton) itemView.findViewById(R.id.status_reply);
reblogButton = (SparkButton) itemView.findViewById(R.id.status_reblog);
favouriteButton = (SparkButton) itemView.findViewById(R.id.status_favourite);
moreButton = (ImageButton) itemView.findViewById(R.id.status_more);
reblogged = false;
favourited = false;
mediaPreview0 = (ImageView) itemView.findViewById(R.id.status_media_preview_0);
mediaPreview1 = (ImageView) itemView.findViewById(R.id.status_media_preview_1);
mediaPreview2 = (ImageView) itemView.findViewById(R.id.status_media_preview_2);
mediaPreview3 = (ImageView) itemView.findViewById(R.id.status_media_preview_3);
sensitiveMediaWarning = itemView.findViewById(R.id.status_sensitive_media_warning);
videoIndicator = itemView.findViewById(R.id.status_video_indicator);
mediaLabel = (TextView) itemView.findViewById(R.id.status_media_label);
contentWarningBar = itemView.findViewById(R.id.status_content_warning_bar);
contentWarningDescription =
(TextView) itemView.findViewById(R.id.status_content_warning_description);
contentWarningButton =
(ToggleButton) itemView.findViewById(R.id.status_content_warning_button);
}
private void setDisplayName(String name) {
displayName.setText(name);
}
private void setUsername(String name) {
Context context = username.getContext();
String format = context.getString(R.string.status_username_format);
String usernameText = String.format(format, name);
username.setText(usernameText);
}
private void setContent(Spanned content, Status.Mention[] mentions,
StatusActionListener listener) {
/* Redirect URLSpan's in the status content to the listener for viewing tag pages and
* account pages. */
Context context = this.content.getContext();
boolean useCustomTabs = PreferenceManager.getDefaultSharedPreferences(context)
.getBoolean("useCustomTabs", true);
LinkHelper.setClickableText(this.content, content, mentions, useCustomTabs, listener);
}
private void setAvatar(String url) {
if (url.isEmpty()) {
return;
}
Context context = avatar.getContext();
Picasso.with(context)
.load(url)
.placeholder(R.drawable.avatar_default)
.error(R.drawable.avatar_error)
.transform(new RoundedTransformation(7, 0))
.into(avatar);
}
private void setCreatedAt(@Nullable Date createdAt) {
// This is the visible timestamp.
String readout;
/* This one is for screen-readers. Frequently, they would mispronounce timestamps like "17m"
* as 17 meters instead of minutes. */
CharSequence readoutAloud;
if (createdAt != null) {
long then = createdAt.getTime();
long now = new Date().getTime();
readout = DateUtils.getRelativeTimeSpanString(then, now);
readoutAloud = android.text.format.DateUtils.getRelativeTimeSpanString(then, now,
android.text.format.DateUtils.SECOND_IN_MILLIS,
android.text.format.DateUtils.FORMAT_ABBREV_RELATIVE);
} else {
// unknown minutes~
readout = "?m";
readoutAloud = "? minutes";
}
sinceCreated.setText(readout);
sinceCreated.setContentDescription(readoutAloud);
}
private void setRebloggedByDisplayName(String name) {
Context context = rebloggedByDisplayName.getContext();
String format = context.getString(R.string.status_boosted_format);
String boostedText = String.format(format, name);
rebloggedByDisplayName.setText(boostedText);
rebloggedBar.setVisibility(View.VISIBLE);
}
private void hideRebloggedByDisplayName() {
rebloggedBar.setVisibility(View.GONE);
}
private void setReblogged(boolean reblogged) {
this.reblogged = reblogged;
reblogButton.setChecked(reblogged);
}
/** This should only be called after setReblogged, in order to override the tint correctly. */
private void setRebloggingEnabled(boolean enabled) {
reblogButton.setEnabled(enabled);
if (enabled) {
int inactiveId = ThemeUtils.getDrawableId(reblogButton.getContext(),
R.attr.status_reblog_inactive_drawable, R.drawable.reblog_inactive_dark);
reblogButton.setInactiveImage(inactiveId);
reblogButton.setActiveImage(R.drawable.reblog_active);
} else {
int disabledId = ThemeUtils.getDrawableId(reblogButton.getContext(),
R.attr.status_reblog_disabled_drawable, R.drawable.reblog_disabled_dark);
reblogButton.setInactiveImage(disabledId);
reblogButton.setActiveImage(disabledId);
}
}
private void setFavourited(boolean favourited) {
this.favourited = favourited;
favouriteButton.setChecked(favourited);
}
private void setMediaPreviews(final Status.MediaAttachment[] attachments, boolean sensitive,
final StatusActionListener listener) {
final ImageView[] previews = {
mediaPreview0,
mediaPreview1,
mediaPreview2,
mediaPreview3
};
Context context = mediaPreview0.getContext();
int mediaPreviewUnloadedId = ThemeUtils.getDrawableId(itemView.getContext(),
R.attr.media_preview_unloaded_drawable, android.R.color.black);
final int n = Math.min(attachments.length, Status.MAX_MEDIA_ATTACHMENTS);
final String[] urls = new String[n];
for (int i = 0; i < n; i++) {
urls[i] = attachments[i].url;
}
for (int i = 0; i < n; i++) {
String previewUrl = attachments[i].previewUrl;
previews[i].setVisibility(View.VISIBLE);
if (previewUrl == null || previewUrl.isEmpty()) {
Picasso.with(context)
.load(mediaPreviewUnloadedId)
.into(previews[i]);
} else {
Picasso.with(context)
.load(previewUrl)
.placeholder(mediaPreviewUnloadedId)
.into(previews[i]);
}
final Status.MediaAttachment.Type type = attachments[i].type;
if (type == Status.MediaAttachment.Type.VIDEO
| type == Status.MediaAttachment.Type.GIFV) {
videoIndicator.setVisibility(View.VISIBLE);
}
if (urls[i] == null || urls[i].isEmpty()) {
previews[i].setOnClickListener(null);
} else {
final int urlIndex = i;
previews[i].setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onViewMedia(urls, urlIndex, type);
}
});
}
}
if (sensitive) {
sensitiveMediaWarning.setVisibility(View.VISIBLE);
sensitiveMediaWarning.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
v.setVisibility(View.GONE);
v.setOnClickListener(null);
}
});
}
// Hide any of the placeholder previews beyond the ones set.
for (int i = n; i < Status.MAX_MEDIA_ATTACHMENTS; i++) {
previews[i].setVisibility(View.GONE);
}
}
private static String getLabelTypeText(Context context, Status.MediaAttachment.Type type) {
switch (type) {
default:
case IMAGE: return context.getString(R.string.status_media_images);
case GIFV:
case VIDEO: return context.getString(R.string.status_media_video);
}
}
private static @DrawableRes int getLabelIcon(Status.MediaAttachment.Type type) {
switch (type) {
default:
case IMAGE: return R.drawable.ic_photo_24dp;
case GIFV:
case VIDEO: return R.drawable.ic_videocam_24dp;
}
}
private void setMediaLabel(Status.MediaAttachment[] attachments, boolean sensitive,
final StatusActionListener listener) {
if (attachments.length == 0) {
mediaLabel.setVisibility(View.GONE);
return;
}
mediaLabel.setVisibility(View.VISIBLE);
// Set the label's text.
Context context = itemView.getContext();
String labelText = getLabelTypeText(context, attachments[0].type);
if (sensitive) {
String sensitiveText = context.getString(R.string.status_sensitive_media_title);
labelText += String.format(" (%s)", sensitiveText);
}
mediaLabel.setText(labelText);
// Set the icon next to the label.
int drawableId = getLabelIcon(attachments[0].type);
Drawable drawable = ContextCompat.getDrawable(context, drawableId);
ThemeUtils.setDrawableTint(context, drawable, android.R.attr.textColorTertiary);
mediaLabel.setCompoundDrawablesWithIntrinsicBounds(drawable, null, null, null);
// Set the listener for the media view action.
int n = Math.min(attachments.length, Status.MAX_MEDIA_ATTACHMENTS);
final String[] urls = new String[n];
for (int i = 0; i < n; i++) {
urls[i] = attachments[i].url;
}
final Status.MediaAttachment.Type type = attachments[0].type;
mediaLabel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onViewMedia(urls, 0, type);
}
});
}
private void hideSensitiveMediaWarning() {
sensitiveMediaWarning.setVisibility(View.GONE);
}
private void setSpoilerText(String spoilerText) {
contentWarningDescription.setText(spoilerText);
contentWarningBar.setVisibility(View.VISIBLE);
content.setVisibility(View.GONE);
contentWarningButton.setChecked(false);
contentWarningButton.setOnCheckedChangeListener(
new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
content.setVisibility(View.VISIBLE);
} else {
content.setVisibility(View.GONE);
}
}
});
}
private void hideSpoilerText() {
contentWarningBar.setVisibility(View.GONE);
content.setVisibility(View.VISIBLE);
}
private void setupButtons(final StatusActionListener listener, final String accountId) {
/* Originally position was passed through to all these listeners, but it caused several
* bugs where other statuses in the list would be removed or added and cause the position
* here to become outdated. So, getting the adapter position at the time the listener is
* actually called is the appropriate solution. */
avatar.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onViewAccount(accountId);
}
});
replyButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
int position = getAdapterPosition();
if (position != RecyclerView.NO_POSITION) {
listener.onReply(position);
}
}
});
reblogButton.setEventListener(new SparkEventListener() {
@Override
public void onEvent(ImageView button, boolean buttonState) {
int position = getAdapterPosition();
if (position != RecyclerView.NO_POSITION) {
listener.onReblog(!reblogged, position);
}
}
@Override
public void onEventAnimationEnd(ImageView button, boolean buttonState) {}
@Override
public void onEventAnimationStart(ImageView button, boolean buttonState) {}
});
favouriteButton.setEventListener(new SparkEventListener() {
@Override
public void onEvent(ImageView button, boolean buttonState) {
int position = getAdapterPosition();
if (position != RecyclerView.NO_POSITION) {
listener.onFavourite(!favourited, position);
}
}
@Override
public void onEventAnimationEnd(ImageView button, boolean buttonState) {}
@Override
public void onEventAnimationStart(ImageView button, boolean buttonState) {}
});
moreButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
int position = getAdapterPosition();
if (position != RecyclerView.NO_POSITION) {
listener.onMore(v, position);
}
}
});
/* Even though the content TextView is a child of the container, it won't respond to clicks
* if it contains URLSpans without also setting its listener. The surrounding spans will
* just eat the clicks instead of deferring to the parent listener, but WILL respond to a
* listener directly on the TextView, for whatever reason. */
View.OnClickListener viewThreadListener = new View.OnClickListener() {
@Override
public void onClick(View v) {
int position = getAdapterPosition();
if (position != RecyclerView.NO_POSITION) {
listener.onViewThread(position);
}
}
};
content.setOnClickListener(viewThreadListener);
container.setOnClickListener(viewThreadListener);
}
void setupWithStatus(Status status, final StatusActionListener listener,
boolean mediaPreviewEnabled) {
Status realStatus = status.getActionableStatus();
setDisplayName(realStatus.account.getDisplayName());
setUsername(realStatus.account.username);
setCreatedAt(realStatus.createdAt);
setContent(realStatus.content, realStatus.mentions, listener);
setAvatar(realStatus.account.avatar);
setReblogged(realStatus.reblogged);
setFavourited(realStatus.favourited);
String rebloggedByDisplayName = status.account.getDisplayName();
if (status.reblog == null) {
hideRebloggedByDisplayName();
} else {
setRebloggedByDisplayName(rebloggedByDisplayName);
}
Status.MediaAttachment[] attachments = realStatus.attachments;
boolean sensitive = realStatus.sensitive;
if (mediaPreviewEnabled) {
setMediaPreviews(attachments, sensitive, listener);
/* A status without attachments is sometimes still marked sensitive, so it's necessary
* to check both whether there are any attachments and if it's marked sensitive. */
if (!sensitive || attachments.length == 0) {
hideSensitiveMediaWarning();
}
if (attachments.length == 0) {
videoIndicator.setVisibility(View.GONE);
}
// Hide the unused label.
mediaLabel.setVisibility(View.GONE);
} else {
setMediaLabel(attachments, sensitive, listener);
// Hide all unused views.
mediaPreview0.setVisibility(View.GONE);
mediaPreview1.setVisibility(View.GONE);
mediaPreview2.setVisibility(View.GONE);
mediaPreview3.setVisibility(View.GONE);
hideSensitiveMediaWarning();
videoIndicator.setVisibility(View.GONE);
}
setupButtons(listener, realStatus.account.id);
setRebloggingEnabled(status.rebloggingAllowed());
if (realStatus.spoilerText.isEmpty()) {
hideSpoilerText();
} else {
setSpoilerText(realStatus.spoilerText);
}
// I think it's not efficient to create new object every time we bind a holder.
// More efficient approach would be creating View.OnClickListener during holder creation
// and storing StatusActionListener in a variable after binding.
rebloggedBar.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
listener.onOpenReblog(getAdapterPosition());
}
});
}
}