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- /*****************************************************************************
- * VLCTrackSelectorView.m
- * VLC for iOS
- *****************************************************************************
- * Copyright (c) 2017 VideoLAN. All rights reserved.
- * $Id$
- *
- * Authors: Carola Nitz <caro # videolan.org>
- *
- * Refer to the COPYING file of the official project for license.
- *****************************************************************************/
- #import "VLCTrackSelectorView.h"
- #import "VLCPlaybackService.h"
- #import "VLCTrackSelectorHeaderView.h"
- #import "VLCTrackSelectorTableViewCell.h"
- #import "UIDevice+VLC.h"
- #define TRACK_SELECTOR_TABLEVIEW_CELL @"track selector table view cell"
- #define TRACK_SELECTOR_TABLEVIEW_SECTIONHEADER @"track selector table view section header"
- @interface VLCTrackSelectorView() <UITableViewDataSource, UITableViewDelegate>
- {
- UITableView *_trackSelectorTableView;
- NSLayoutConstraint *_heightConstraint;
- }
- @end
- @implementation VLCTrackSelectorView
- - (instancetype)initWithFrame:(CGRect)frame
- {
- self = [super initWithFrame:frame];
- if (self) {
- _trackSelectorTableView = [[UITableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
- _trackSelectorTableView.delegate = self;
- _trackSelectorTableView.dataSource = self;
- _trackSelectorTableView.separatorColor = [UIColor clearColor];
- _trackSelectorTableView.indicatorStyle = UIScrollViewIndicatorStyleWhite;
- _trackSelectorTableView.rowHeight = 44.;
- _trackSelectorTableView.separatorStyle = UITableViewCellSeparatorStyleNone;
- _trackSelectorTableView.sectionHeaderHeight = 28.;
- [_trackSelectorTableView registerClass:[VLCTrackSelectorTableViewCell class] forCellReuseIdentifier:TRACK_SELECTOR_TABLEVIEW_CELL];
- [_trackSelectorTableView registerClass:[VLCTrackSelectorHeaderView class] forHeaderFooterViewReuseIdentifier:TRACK_SELECTOR_TABLEVIEW_SECTIONHEADER];
- _trackSelectorTableView.translatesAutoresizingMaskIntoConstraints = NO;
- [self addSubview:_trackSelectorTableView];
- [self setupConstraints];
- [self configureForDeviceCategory];
- }
- return self;
- }
- - (void)configureForDeviceCategory
- {
- _trackSelectorTableView.opaque = NO;
- _trackSelectorTableView.backgroundColor = [UIColor clearColor];
- _trackSelectorTableView.allowsMultipleSelection = YES;
- }
- - (void)layoutSubviews
- {
- CGFloat height = _trackSelectorTableView.contentSize.height;
- _heightConstraint.constant = height;
- [super layoutSubviews];
- }
- - (void)setupConstraints
- {
- _heightConstraint = [NSLayoutConstraint constraintWithItem:self attribute:NSLayoutAttributeHeight relatedBy:NSLayoutRelationEqual toItem:nil attribute:NSLayoutAttributeHeight multiplier:1.0 constant:44];
- _heightConstraint.priority = UILayoutPriorityDefaultHigh;
- NSArray *constraints = @[
- [NSLayoutConstraint constraintWithItem:_trackSelectorTableView attribute:NSLayoutAttributeTop relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeTop multiplier:1 constant:0],
- [NSLayoutConstraint constraintWithItem:_trackSelectorTableView attribute:NSLayoutAttributeBottom relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeBottom multiplier:1 constant:0],
- [NSLayoutConstraint constraintWithItem:_trackSelectorTableView attribute:NSLayoutAttributeLeft relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeLeft multiplier:1 constant:0],
- [NSLayoutConstraint constraintWithItem:_trackSelectorTableView attribute:NSLayoutAttributeRight relatedBy:NSLayoutRelationEqual toItem:self attribute:NSLayoutAttributeRight multiplier:1 constant:0],
- _heightConstraint,
- ];
- [NSLayoutConstraint activateConstraints:constraints];
- }
- #pragma mark - track selector table view
- - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
- {
- NSInteger sections = 0;
- VLCPlaybackService *playbackController = [VLCPlaybackService sharedInstance];
- if (_switchingTracksNotChapters) {
- if([playbackController numberOfAudioTracks] > 2)
- sections++;
- if ([playbackController numberOfVideoSubtitlesIndexes] > 1)
- sections++;
- } else {
- if ([playbackController numberOfTitles] > 1)
- sections++;
- if (playbackController.indexOfCurrentTitle >= 0)
- if ([playbackController numberOfChaptersForCurrentTitle] > 1)
- sections++;
- }
- return sections;
- }
- - (void)updateView
- {
- [_trackSelectorTableView reloadData];
- [self setNeedsLayout];
- [self layoutIfNeeded];
- }
- - (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section
- {
- UITableViewHeaderFooterView *view = [tableView dequeueReusableHeaderFooterViewWithIdentifier:TRACK_SELECTOR_TABLEVIEW_SECTIONHEADER];
- if (!view) {
- view = [[VLCTrackSelectorHeaderView alloc] initWithReuseIdentifier:TRACK_SELECTOR_TABLEVIEW_SECTIONHEADER];
- }
- return view;
- }
- - (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
- {
- VLCPlaybackService *playbackController = [VLCPlaybackService sharedInstance];
- if (_switchingTracksNotChapters) {
- if ([playbackController numberOfAudioTracks] > 2 && section == 0)
- return NSLocalizedString(@"CHOOSE_AUDIO_TRACK", nil);
- if ([playbackController numberOfVideoSubtitlesIndexes] > 1)
- return NSLocalizedString(@"CHOOSE_SUBTITLE_TRACK", nil);
- } else {
- if ([playbackController numberOfTitles] > 1 && section == 0)
- return NSLocalizedString(@"CHOOSE_TITLE", nil);
- if ([playbackController numberOfChaptersForCurrentTitle] > 1)
- return NSLocalizedString(@"CHOOSE_CHAPTER", nil);
- }
- return @"unknown track type";
- }
- - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
- {
- VLCTrackSelectorTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:TRACK_SELECTOR_TABLEVIEW_CELL forIndexPath:indexPath];
- NSInteger row = indexPath.row;
- NSInteger section = indexPath.section;
- VLCPlaybackService *playbackController = [VLCPlaybackService sharedInstance];
- if (_switchingTracksNotChapters) {
- NSString *trackName;
- if ([playbackController numberOfAudioTracks] > 2 && section == 0) {
- if ([playbackController indexOfCurrentAudioTrack] == row) {
- [cell setShowsCurrentTrack];
- }
- trackName = [playbackController audioTrackNameAtIndex:row];
- } else {
- if ([playbackController indexOfCurrentSubtitleTrack] == row) {
- [cell setShowsCurrentTrack];
- }
- trackName = [playbackController videoSubtitleNameAtIndex:row];
- }
- if ([trackName isEqualToString:@"Disable"]) {
- cell.textLabel.text = NSLocalizedString(@"DISABLE_LABEL", nil);
- } else {
- cell.textLabel.text = trackName;
- }
- } else {
- if ([playbackController numberOfTitles] > 1 && section == 0) {
- NSDictionary *description = [playbackController titleDescriptionsDictAtIndex:row];
- if(description != nil) {
- cell.textLabel.text = [NSString stringWithFormat:@"%@ (%@)", description[VLCTitleDescriptionName], [[VLCTime timeWithNumber:description[VLCTitleDescriptionDuration]] stringValue]];
- }
- if (row == [playbackController indexOfCurrentTitle]) {
- [cell setShowsCurrentTrack];
- }
- } else {
- NSDictionary *description = [playbackController chapterDescriptionsDictAtIndex:row];
- if (description != nil)
- cell.textLabel.text = [NSString stringWithFormat:@"%@ (%@)", description[VLCChapterDescriptionName], [[VLCTime timeWithNumber:description[VLCChapterDescriptionDuration]] stringValue]];
- }
- if (row == [playbackController indexOfCurrentChapter])
- [cell setShowsCurrentTrack];
- }
- return cell;
- }
- - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
- {
- VLCPlaybackService *playbackController = [VLCPlaybackService sharedInstance];
- if (_switchingTracksNotChapters) {
- if ([playbackController numberOfAudioTracks] > 2 && section == 0)
- return [playbackController numberOfAudioTracks];
- return [playbackController numberOfVideoSubtitlesIndexes];
- } else {
- if ([playbackController numberOfTitles] > 1 && section == 0)
- return [playbackController numberOfTitles];
- else
- return [playbackController numberOfChaptersForCurrentTitle];
- }
- }
- - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
- {
- [tableView deselectRowAtIndexPath:indexPath animated:NO];
- NSInteger index = indexPath.row;
- VLCPlaybackService *playbackController = [VLCPlaybackService sharedInstance];
- if (_switchingTracksNotChapters) {
- if ([playbackController numberOfAudioTracks] > 2 && indexPath.section == 0) {
- [playbackController selectAudioTrackAtIndex:index];
- } else if (index <= [playbackController numberOfVideoSubtitlesIndexes]) {
- [playbackController selectVideoSubtitleAtIndex:index];
- }
- } else {
- if ([playbackController numberOfTitles] > 1 && indexPath.section == 0)
- [playbackController selectTitleAtIndex:index];
- else
- [playbackController selectChapterAtIndex:index];
- }
- self.alpha = 1.0f;
- void (^animationBlock)(void) = ^() {
- self.alpha = 0.0f;;
- };
- NSTimeInterval animationDuration = .3;
- [UIView animateWithDuration:animationDuration animations:animationBlock completion:_completionHandler];
- }
- @end
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