mirror of
https://github.com/vector-im/element-ios.git
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198 lines
6.7 KiB
Objective-C
198 lines
6.7 KiB
Objective-C
/*
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Copyright 2015 OpenMarket 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 "DirectoryViewController.h"
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#import "PublicRoomsDirectoryDataSource.h"
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#import "AppDelegate.h"
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#import "VectorDesignValues.h"
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#import "RageShakeManager.h"
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@interface DirectoryViewController ()
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{
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PublicRoomsDirectoryDataSource *dataSource;
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// Observe kAppDelegateDidTapStatusBarNotification to handle tap on clock status bar.
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id kAppDelegateDidTapStatusBarNotificationObserver;
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}
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@end
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@implementation DirectoryViewController
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- (void)viewDidLoad
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{
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[super viewDidLoad];
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// Setup `MXKViewControllerHandling` properties
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self.defaultBarTintColor = kVectorNavBarTintColor;
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self.enableBarTintColorStatusChange = NO;
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self.rageShakeManager = [RageShakeManager sharedManager];
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self.title = NSLocalizedStringFromTable(@"directory_title", @"Vector", nil);
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self.tableView.delegate = self;
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// Hide line separators of empty cells
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self.tableView.tableFooterView = [[UIView alloc] init];
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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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// Screen tracking (via Google Analytics)
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id<GAITracker> tracker = [[GAI sharedInstance] defaultTracker];
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if (tracker)
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{
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[tracker set:kGAIScreenName value:@"Directory"];
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[tracker send:[[GAIDictionaryBuilder createScreenView] build]];
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}
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// Observe kAppDelegateDidTapStatusBarNotificationObserver.
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kAppDelegateDidTapStatusBarNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:kAppDelegateDidTapStatusBarNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *notif) {
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[self.tableView setContentOffset:CGPointMake(-self.tableView.contentInset.left, -self.tableView.contentInset.top) animated:YES];
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}];
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[self.tableView reloadData];
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}
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- (void)viewDidAppear:(BOOL)animated
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{
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[super viewDidAppear:animated];
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// Release the current selected room (if any) except if the Room ViewController is still visible (see splitViewController.isCollapsed condition)
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if (self.splitViewController && self.splitViewController.isCollapsed)
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{
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[[AppDelegate theDelegate].homeViewController closeSelectedRoom];
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}
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else
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{
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// In case of split view controller where the primary and secondary view controllers are displayed side-by-side onscreen,
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// the selected room (if any) is highlighted.
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[self refreshCurrentSelectedCell:YES];
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}
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}
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- (void)viewWillDisappear:(BOOL)animated
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{
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if (kAppDelegateDidTapStatusBarNotificationObserver)
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{
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[[NSNotificationCenter defaultCenter] removeObserver:kAppDelegateDidTapStatusBarNotificationObserver];
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kAppDelegateDidTapStatusBarNotificationObserver = nil;
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}
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[super viewWillDisappear:animated];
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}
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- (void)displayWitDataSource:(PublicRoomsDirectoryDataSource *)dataSource2
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{
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// Let the data source provide cells
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dataSource = dataSource2;
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self.tableView.dataSource = dataSource;
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}
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#pragma mark - UITableViewDelegate
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- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
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{
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return 72;
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}
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- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
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{
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MXPublicRoom *publicRoom = dataSource.filteredRooms[indexPath.row];
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// Check whether the user has already joined the selected public room
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if ([dataSource.mxSession roomWithRoomId:publicRoom.roomId])
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{
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// Open the public room.
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[self openRoomWithId:publicRoom.roomId inMatrixSession:dataSource.mxSession];
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}
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else
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{
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// Preview the public room
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if (publicRoom.worldReadable)
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{
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RoomPreviewData *roomPreviewData = [[RoomPreviewData alloc] initWithRoomId:publicRoom.roomId andSession:dataSource.mxSession];
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[self startActivityIndicator];
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// Try to get more information about the room before opening its preview
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[roomPreviewData peekInRoom:^(BOOL succeeded) {
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[self stopActivityIndicator];
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[[AppDelegate theDelegate].homeViewController showRoomPreview:roomPreviewData];
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}];
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}
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else
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{
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RoomPreviewData *roomPreviewData = [[RoomPreviewData alloc] initWithPublicRoom:publicRoom andSession:dataSource.mxSession];
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[[AppDelegate theDelegate].homeViewController showRoomPreview:roomPreviewData];
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}
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}
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}
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#pragma mark - Private methods
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- (void)openRoomWithId:(NSString*)roomId inMatrixSession:(MXSession*)mxSession
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{
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[[AppDelegate theDelegate].homeViewController selectRoomWithId:roomId andEventId:nil inMatrixSession:mxSession];
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}
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- (void)refreshCurrentSelectedCell:(BOOL)forceVisible
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{
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HomeViewController *homeViewController = [AppDelegate theDelegate].homeViewController;
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// Update here the index of the current selected cell (if any) - Useful in landscape mode with split view controller.
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NSIndexPath *currentSelectedCellIndexPath = nil;
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if (homeViewController.currentRoomViewController)
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{
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// Look for the rank of this selected room in displayed recents
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currentSelectedCellIndexPath = [dataSource cellIndexPathWithRoomId:homeViewController.selectedRoomId andMatrixSession:homeViewController.selectedRoomSession];
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}
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if (currentSelectedCellIndexPath)
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{
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// Select the right row
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[self.tableView selectRowAtIndexPath:currentSelectedCellIndexPath animated:YES scrollPosition:UITableViewScrollPositionNone];
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if (forceVisible)
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{
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// Scroll table view to make the selected row appear at second position
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NSInteger topCellIndexPathRow = currentSelectedCellIndexPath.row ? currentSelectedCellIndexPath.row - 1: currentSelectedCellIndexPath.row;
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NSIndexPath* indexPath = [NSIndexPath indexPathForRow:topCellIndexPathRow inSection:currentSelectedCellIndexPath.section];
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[self.tableView scrollToRowAtIndexPath:indexPath atScrollPosition:UITableViewScrollPositionTop animated:NO];
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}
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}
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else
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{
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NSIndexPath *indexPath = [self.tableView indexPathForSelectedRow];
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if (indexPath)
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{
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[self.tableView deselectRowAtIndexPath:indexPath animated:NO];
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}
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}
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}
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@end
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