mirror of
https://gitlab.opencode.de/bwi/bundesmessenger/clients/bundesmessenger-ios.git
synced 2026-05-02 22:26:59 +02:00
Initial launch flickers up a blank Messages page before the Login page is shown
https://github.com/vector-im/vector-ios/issues/287
This commit is contained in:
giomfo
@@ -57,6 +57,8 @@
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MXKAlert *currentAlert;
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}
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@property(nonatomic,getter=isHidden) BOOL hidden;
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@end
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@implementation HomeViewController
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@@ -92,6 +94,9 @@
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// Add the Vector background image when search bar is empty
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[self addBackgroundImageViewToView:self.view];
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// Add room creation button programatically
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[self addRoomCreationButton];
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// Initialize here the data sources if a matrix session has been already set.
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[self initializeDataSources];
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}
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@@ -122,11 +127,21 @@
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[roomCreationRequest cancel];
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roomCreationRequest = nil;
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}
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if (createNewRoomImageView)
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{
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[createNewRoomImageView removeFromSuperview];
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createNewRoomImageView = nil;
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tableViewMaskLayer = nil;
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}
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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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// Show the home view controller content only when a user is logged in.
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self.hidden = ([MXKAccountManager sharedManager].accounts.count == 0);
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// Let's child display the loading not the home view controller
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if (self.activityIndicator)
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@@ -134,94 +149,12 @@
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[self.activityIndicator stopAnimating];
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self.activityIndicator = nil;
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}
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// Add blur mask programatically
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if (!tableViewMaskLayer)
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{
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tableViewMaskLayer = [CAGradientLayer layer];
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CGColorRef opaqueWhiteColor = [UIColor colorWithWhite:1.0 alpha:1.0].CGColor;
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CGColorRef transparentWhiteColor = [UIColor colorWithWhite:1.0 alpha:0].CGColor;
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tableViewMaskLayer.colors = [NSArray arrayWithObjects:(__bridge id)transparentWhiteColor, (__bridge id)transparentWhiteColor, (__bridge id)opaqueWhiteColor, nil];
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// display a gradient to the rencents bottom (20% of the bottom of the screen)
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tableViewMaskLayer.locations = [NSArray arrayWithObjects:
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[NSNumber numberWithFloat:0],
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[NSNumber numberWithFloat:0.85],
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[NSNumber numberWithFloat:1.0], nil];
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tableViewMaskLayer.bounds = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height);
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tableViewMaskLayer.anchorPoint = CGPointZero;
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// CAConstraint is not supported on IOS.
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// it seems only being supported on Mac OS.
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// so viewDidLayoutSubviews will refresh the layout bounds.
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[self.view.layer addSublayer:tableViewMaskLayer];
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}
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// Refresh the search results if a search in in progress
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if (!self.searchBarHidden)
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{
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[self updateSearch];
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}
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// Add new room button programatically
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if (!createNewRoomImageView)
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{
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createNewRoomImageView = [[UIImageView alloc] init];
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[createNewRoomImageView setTranslatesAutoresizingMaskIntoConstraints:NO];
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[self.view addSubview:createNewRoomImageView];
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createNewRoomImageView.backgroundColor = [UIColor clearColor];
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createNewRoomImageView.contentMode = UIViewContentModeCenter;
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createNewRoomImageView.image = [UIImage imageNamed:@"create_room"];
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CGFloat side = 78.0f;
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NSLayoutConstraint* widthConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeWidth
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relatedBy:NSLayoutRelationEqual
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toItem:nil
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attribute:NSLayoutAttributeNotAnAttribute
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multiplier:1
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constant:side];
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NSLayoutConstraint* heightConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeHeight
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relatedBy:NSLayoutRelationEqual
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toItem:nil
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attribute:NSLayoutAttributeNotAnAttribute
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multiplier:1
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constant:side];
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NSLayoutConstraint* centerXConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeCenterX
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeCenterX
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multiplier:1
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constant:0];
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NSLayoutConstraint* bottomConstraint = [NSLayoutConstraint constraintWithItem:self.view
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:createNewRoomImageView
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attribute:NSLayoutAttributeBottom
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multiplier:1
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constant:9];
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// Available on iOS 8 and later
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[NSLayoutConstraint activateConstraints:@[widthConstraint, heightConstraint, centerXConstraint, bottomConstraint]];
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createNewRoomImageView.userInteractionEnabled = YES;
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// Handle tap gesture
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UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onNewRoomPressed)];
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[tap setNumberOfTouchesRequired:1];
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[tap setNumberOfTapsRequired:1];
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[tap setDelegate:self];
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[createNewRoomImageView addGestureRecognizer:tap];
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}
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}
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- (void)viewDidAppear:(BOOL)animated
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@@ -544,6 +477,85 @@
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#pragma mark - Internal methods
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- (void)addRoomCreationButton
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{
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// Add blur mask programatically
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tableViewMaskLayer = [CAGradientLayer layer];
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CGColorRef opaqueWhiteColor = [UIColor colorWithWhite:1.0 alpha:1.0].CGColor;
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CGColorRef transparentWhiteColor = [UIColor colorWithWhite:1.0 alpha:0].CGColor;
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tableViewMaskLayer.colors = [NSArray arrayWithObjects:(__bridge id)transparentWhiteColor, (__bridge id)transparentWhiteColor, (__bridge id)opaqueWhiteColor, nil];
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// display a gradient to the rencents bottom (20% of the bottom of the screen)
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tableViewMaskLayer.locations = [NSArray arrayWithObjects:
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[NSNumber numberWithFloat:0],
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[NSNumber numberWithFloat:0.85],
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[NSNumber numberWithFloat:1.0], nil];
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tableViewMaskLayer.bounds = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height);
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tableViewMaskLayer.anchorPoint = CGPointZero;
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// CAConstraint is not supported on IOS.
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// it seems only being supported on Mac OS.
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// so viewDidLayoutSubviews will refresh the layout bounds.
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[self.view.layer addSublayer:tableViewMaskLayer];
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// Add room create button
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createNewRoomImageView = [[UIImageView alloc] init];
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[createNewRoomImageView setTranslatesAutoresizingMaskIntoConstraints:NO];
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[self.view addSubview:createNewRoomImageView];
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createNewRoomImageView.backgroundColor = [UIColor clearColor];
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createNewRoomImageView.contentMode = UIViewContentModeCenter;
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createNewRoomImageView.image = [UIImage imageNamed:@"create_room"];
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CGFloat side = 78.0f;
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NSLayoutConstraint* widthConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeWidth
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relatedBy:NSLayoutRelationEqual
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toItem:nil
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attribute:NSLayoutAttributeNotAnAttribute
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multiplier:1
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constant:side];
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NSLayoutConstraint* heightConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeHeight
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relatedBy:NSLayoutRelationEqual
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toItem:nil
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attribute:NSLayoutAttributeNotAnAttribute
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multiplier:1
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constant:side];
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NSLayoutConstraint* centerXConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
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attribute:NSLayoutAttributeCenterX
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeCenterX
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multiplier:1
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constant:0];
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NSLayoutConstraint* bottomConstraint = [NSLayoutConstraint constraintWithItem:self.view
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:createNewRoomImageView
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attribute:NSLayoutAttributeBottom
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multiplier:1
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constant:9];
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// Available on iOS 8 and later
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[NSLayoutConstraint activateConstraints:@[widthConstraint, heightConstraint, centerXConstraint, bottomConstraint]];
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createNewRoomImageView.userInteractionEnabled = YES;
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// Handle tap gesture
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UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onNewRoomPressed)];
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[tap setNumberOfTouchesRequired:1];
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[tap setNumberOfTapsRequired:1];
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[tap setDelegate:self];
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[createNewRoomImageView addGestureRecognizer:tap];
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}
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- (void)promptUserBeforeUsingGoogleAnalytics
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{
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NSLog(@"[HomeViewController]: Invite the user to send crash reports");
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@@ -597,6 +609,17 @@
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[recentsViewController refreshCurrentSelectedCell:forceVisible];
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}
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- (void)setHidden:(BOOL)hidden
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{
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_hidden = hidden;
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self.selectionContainer.hidden = hidden;
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self.viewControllerContainer.hidden = hidden;
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self.navigationController.navigationBar.hidden = hidden;
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createNewRoomImageView.hidden = hidden;
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}
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#pragma mark - Navigation
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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
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