mirror of
https://github.com/vector-im/element-ios.git
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168 lines
5 KiB
Objective-C
168 lines
5 KiB
Objective-C
/*
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Copyright 2017 Vector Creations Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "RoomsViewController.h"
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#import "RecentsDataSource.h"
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#import "GeneratedInterface-Swift.h"
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@interface RoomsViewController ()
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{
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RecentsDataSource *recentsDataSource;
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}
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@property (nonatomic, strong) MXThrottler *tableViewPaginationThrottler;
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@end
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@implementation RoomsViewController
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+ (instancetype)instantiate
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{
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UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"Main" bundle:[NSBundle mainBundle]];
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RoomsViewController *viewController = [storyboard instantiateViewControllerWithIdentifier:@"RoomsViewController"];
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return viewController;
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}
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- (void)finalizeInit
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{
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[super finalizeInit];
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self.screenTimer = [[AnalyticsScreenTimer alloc] initWithScreen:AnalyticsScreenRooms];
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self.tableViewPaginationThrottler = [[MXThrottler alloc] initWithMinimumDelay:0.1];
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}
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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self.view.accessibilityIdentifier = @"RoomsVCView";
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self.recentsTableView.accessibilityIdentifier = @"RoomsVCTableView";
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// Tag the recents table with the its recents data source mode.
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// This will be used by the shared RecentsDataSource instance for sanity checks (see UITableViewDataSource methods).
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self.recentsTableView.tag = RecentsDataSourceModeRooms;
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// Add the (+) button programmatically
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plusButtonImageView = [self vc_addFABWithImage:[UIImage imageNamed:@"rooms_floating_action"]
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target:self
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action:@selector(onPlusButtonPressed)];
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}
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- (void)viewWillAppear:(BOOL)animated
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{
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[super viewWillAppear:animated];
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[AppDelegate theDelegate].masterTabBarController.navigationItem.title = [VectorL10n titleRooms];
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[AppDelegate theDelegate].masterTabBarController.tabBar.tintColor = ThemeService.shared.theme.tintColor;
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if ([self.dataSource isKindOfClass:RecentsDataSource.class])
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{
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// Take the lead on the shared data source.
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recentsDataSource = (RecentsDataSource*)self.dataSource;
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recentsDataSource.areSectionsShrinkable = NO;
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[recentsDataSource setDelegate:self andRecentsDataSourceMode:RecentsDataSourceModeRooms];
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}
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}
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- (void)destroy
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{
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[super destroy];
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}
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#pragma mark - Override RecentsViewController
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- (void)refreshCurrentSelectedCell:(BOOL)forceVisible
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{
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// Check whether the recents data source is correctly configured.
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if (recentsDataSource.recentsDataSourceMode != RecentsDataSourceModeRooms)
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{
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return;
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}
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[super refreshCurrentSelectedCell:forceVisible];
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}
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- (void)onPlusButtonPressed
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{
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[self showRoomDirectory];
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}
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#pragma mark - UITableView delegate
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- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
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{
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if ([tableView numberOfSections] <= 1)
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{
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// Hide the header to merge Invites and Rooms into a single list.
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return 0.0;
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}
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return [super tableView:tableView heightForHeaderInSection:section];
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}
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- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath
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{
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if ([super respondsToSelector:@selector(tableView:willDisplayCell:forRowAtIndexPath:)])
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{
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[super tableView:tableView willDisplayCell:cell forRowAtIndexPath:indexPath];
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}
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[self.tableViewPaginationThrottler throttle:^{
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NSInteger section = indexPath.section;
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NSInteger numberOfRowsInSection = [tableView numberOfRowsInSection:section];
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if (tableView.numberOfSections > section
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&& indexPath.row == numberOfRowsInSection - 1)
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{
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[self->recentsDataSource paginateInSection:section];
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}
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}];
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}
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#pragma mark -
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- (void)scrollToNextRoomWithMissedNotifications
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{
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// Check whether the recents data source is correctly configured.
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if (recentsDataSource.recentsDataSourceMode == RecentsDataSourceModeRooms)
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{
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[self scrollToTheTopTheNextRoomWithMissedNotificationsInSection:recentsDataSource.conversationSection];
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}
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}
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#pragma mark - Empty view management
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- (void)updateEmptyView
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{
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[self.emptyView fillWith:[self emptyViewArtwork]
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title:[VectorL10n roomsEmptyViewTitle]
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informationText:[VectorL10n roomsEmptyViewInformation]];
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}
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- (UIImage*)emptyViewArtwork
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{
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if (ThemeService.shared.isCurrentThemeDark)
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{
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return [UIImage imageNamed:@"rooms_empty_screen_artwork_dark"];
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}
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else
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{
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return [UIImage imageNamed:@"rooms_empty_screen_artwork"];
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}
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}
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@end
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