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HomeVC: Moved code (createNewRoom button and transparency mask) from RecentsVC to HomeVC

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manuroe
2015-12-09 12:28:25 +01:00
parent 5e7e551224
commit be9fad2bfa
4 changed files with 131 additions and 138 deletions
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Vector/ViewController/HomeViewController.m
+123 -4
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@@ -27,6 +27,12 @@
RecentsViewController *recentsViewController;
RecentsDataSource *recentsDataSource;
// Display a gradient view above the screen
CAGradientLayer* tableViewMaskLayer;
// Display a button to a new room
UIImageView* createNewRoomImageView;
// Backup of view when displaying search
UIView *backupTitleView;
UIBarButtonItem *backupLeftBarButtonItem;
@@ -37,6 +43,12 @@
@implementation HomeViewController
- (void)displayWithSession:(MXSession *)session
{
// to display a red navbar when the home server cannot be reached.
[self addMatrixSession:session];
}
- (void)viewDidLoad
{
// Set up the SegmentedVC tabs before calling [super viewDidLoad]
@@ -83,14 +95,116 @@
[self hideSearch:NO];
if (!tableViewMaskLayer)
{
tableViewMaskLayer = [CAGradientLayer layer];
CGColorRef opaqueWhiteColor = [UIColor colorWithWhite:1.0 alpha:1.0].CGColor;
CGColorRef transparentWhiteColor = [UIColor colorWithWhite:1.0 alpha:0].CGColor;
tableViewMaskLayer.colors = [NSArray arrayWithObjects:(__bridge id)transparentWhiteColor, (__bridge id)transparentWhiteColor, (__bridge id)opaqueWhiteColor, nil];
// display a gradient to the rencents bottom (20% of the bottom of the screen)
tableViewMaskLayer.locations = [NSArray arrayWithObjects:
[NSNumber numberWithFloat:0],
[NSNumber numberWithFloat:0.8],
[NSNumber numberWithFloat:1.0], nil];
tableViewMaskLayer.bounds = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height);
tableViewMaskLayer.anchorPoint = CGPointZero;
// CAConstraint is not supported on IOS.
// it seems only being supported on Mac OS.
// so viewDidLayoutSubviews will refresh the layout bounds.
[self.view.layer addSublayer:tableViewMaskLayer];
}
if (!createNewRoomImageView)
{
createNewRoomImageView = [[UIImageView alloc] init];
[createNewRoomImageView setTranslatesAutoresizingMaskIntoConstraints:NO];
[self.view addSubview:createNewRoomImageView];
createNewRoomImageView.backgroundColor = [UIColor clearColor];
createNewRoomImageView.image = [UIImage imageNamed:@"create_room"];
CGFloat side = 50.0f;
NSLayoutConstraint* widthConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
attribute:NSLayoutAttributeWidth
relatedBy:NSLayoutRelationEqual
toItem:nil
attribute:NSLayoutAttributeNotAnAttribute
multiplier:1
constant:side];
NSLayoutConstraint* heightConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
attribute:NSLayoutAttributeHeight
relatedBy:NSLayoutRelationEqual
toItem:nil
attribute:NSLayoutAttributeNotAnAttribute
multiplier:1
constant:side];
NSLayoutConstraint* centerXConstraint = [NSLayoutConstraint constraintWithItem:createNewRoomImageView
attribute:NSLayoutAttributeCenterX
relatedBy:NSLayoutRelationEqual
toItem:self.view
attribute:NSLayoutAttributeCenterX
multiplier:1
constant:0];
NSLayoutConstraint* bottomConstraint = [NSLayoutConstraint constraintWithItem:self.view
attribute:NSLayoutAttributeBottom
relatedBy:NSLayoutRelationEqual
toItem:createNewRoomImageView
attribute:NSLayoutAttributeBottom
multiplier:1
constant:50];
if ([NSLayoutConstraint respondsToSelector:@selector(activateConstraints:)])
{
[NSLayoutConstraint activateConstraints:@[widthConstraint, heightConstraint, centerXConstraint, bottomConstraint]];
}
else
{
[createNewRoomImageView addConstraint:widthConstraint];
[createNewRoomImageView addConstraint:heightConstraint];
[self.view addConstraint:bottomConstraint];
[self.view addConstraint:centerXConstraint];
}
createNewRoomImageView.userInteractionEnabled = YES;
// tap -> switch to text edition
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(onNewRoomPressed)];
[tap setNumberOfTouchesRequired:1];
[tap setNumberOfTapsRequired:1];
[tap setDelegate:self];
[createNewRoomImageView addGestureRecognizer:tap];
}
// TODO: a dedicated segmented viewWillAppear may be more appropriate
[self.displayedViewController viewWillAppear:animated];
}
- (void)displayWithSession:(MXSession *)session
- (void) viewDidLayoutSubviews
{
// to display a red navbar when the home server cannot be reached.
[self addMatrixSession:session];
[super viewDidLayoutSubviews];
// sanity check
if (tableViewMaskLayer)
{
CGRect currentBounds = tableViewMaskLayer.bounds;
CGRect newBounds = CGRectIntegral(self.view.frame);
// check if there is an update
if (!CGSizeEqualToSize(currentBounds.size, newBounds.size))
{
newBounds.origin = CGPointZero;
tableViewMaskLayer.bounds = newBounds;
}
}
}
/*
@@ -215,7 +329,7 @@
[self hideSearch:YES];
}
#pragma mark - User's actions
#pragma mark - Actions
- (IBAction)onButtonPressed:(id)sender
{
@@ -225,4 +339,9 @@
}
}
- (void)onNewRoomPressed
{
[self performSegueWithIdentifier:@"presentRoomCreationStep1" sender:self];
}
@end