mirror of
https://github.com/vector-im/element-ios.git
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155 lines
4 KiB
Objective-C
155 lines
4 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 "FavouritesViewController.h"
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#import "RecentsDataSource.h"
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#import "Riot-Swift.h"
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@interface FavouritesViewController ()
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{
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RecentsDataSource *recentsDataSource;
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}
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@end
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@implementation FavouritesViewController
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- (void)finalizeInit
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{
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[super finalizeInit];
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self.screenName = @"Favourites";
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self.enableDragging = YES;
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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 = @"FavouritesVCView";
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self.recentsTableView.accessibilityIdentifier = @"FavouritesVCTableView";
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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 = RecentsDataSourceModeFavourites;
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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 = NSLocalizedStringFromTable(@"title_favourites", @"Vector", nil);
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[AppDelegate theDelegate].masterTabBarController.tabBar.tintColor = ThemeService.shared.theme.tintColor;
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if (recentsDataSource)
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{
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// Take the lead on the shared data source.
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recentsDataSource.areSectionsShrinkable = NO;
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[recentsDataSource setDelegate:self andRecentsDataSourceMode:RecentsDataSourceModeFavourites];
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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 -
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- (void)displayList:(MXKRecentsDataSource *)listDataSource
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{
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[super displayList:listDataSource];
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// Keep a ref on the recents data source
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if ([listDataSource isKindOfClass:RecentsDataSource.class])
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{
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recentsDataSource = (RecentsDataSource*)listDataSource;
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}
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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 != RecentsDataSourceModeFavourites)
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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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#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 == RecentsDataSourceModeFavourites)
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{
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[self scrollToTheTopTheNextRoomWithMissedNotificationsInSection:recentsDataSource.favoritesSection];
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}
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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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// Hide the unique header
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return 0.0f;
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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:NSLocalizedStringFromTable(@"favourites_empty_view_title", @"Vector", nil)
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informationText:NSLocalizedStringFromTable(@"favourites_empty_view_information", @"Vector", nil)];
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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:@"favourites_empty_screen_artwork_dark"];
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}
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else
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{
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return [UIImage imageNamed:@"favourites_empty_screen_artwork"];
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}
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}
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- (BOOL)shouldShowEmptyView
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{
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// Do not present empty screen while searching
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if (recentsDataSource.searchPatternsList.count)
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{
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return NO;
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}
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return [self totalItemCounts] == 0;
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}
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// Total items to display on the screen
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- (NSUInteger)totalItemCounts
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{
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return recentsDataSource.favoriteCellDataArray.count;
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}
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@end
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