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Room preview header in landscape mode

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- Hide room avatar in landscape mode
This commit is contained in:
giomfo
2016-06-08 17:19:00 +02:00
parent 377ff9ab4b
commit 10813d1e50
8 changed files with 200 additions and 107 deletions
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Vector/ViewController/RoomViewController.m
+167 -77
View File
@@ -370,21 +370,37 @@
// If we don't hide the header, the navigation bar is in a wrong state after rotation. FIXME: Find a way to keep visible the header on rotation.
if ([GBDeviceInfo deviceInfo].display == GBDeviceDisplayiPad || [GBDeviceInfo deviceInfo].display >= GBDeviceDisplayiPhone55Inch)
{
// Hide expanded header on device rotation
// Hide expanded header (if any) on device rotation
[self showExpandedHeader:NO];
// Hide preview header (if any) during device rotation
BOOL isPreview = self.previewScrollView && !self.previewScrollView.isHidden;
if (isPreview)
// Refresh preview header (if any) during device rotation
if (previewHeader)
{
// Hide preview header before rotating
[self showPreviewHeader:NO];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)((coordinator.transitionDuration + 0.5) * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
// Restore preview header
[self showPreviewHeader:YES];
});
}
}
else if (previewHeader)
{
if (previewHeader.mainHeaderContainer.hidden)
{
// Patch: Adjust the main background height to display a correct navigation bar background until the preview header is refreshed.
CGRect frame = self.navigationController.navigationBar.frame;
previewHeader.mainHeaderBackgroundHeightConstraint.constant = frame.size.height - frame.origin.y;
}
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)((coordinator.transitionDuration + 0.5) * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
[self refreshPreviewHeader:YES];
});
}
[super viewWillTransitionToSize:size withTransitionCoordinator:coordinator];
}
@@ -456,6 +472,7 @@
if (previewHeader)
{
previewHeader.mxRoom = self.roomDataSource.room;
self.previewHeaderContainerHeightConstraint.constant = previewHeader.bottomBorderView.frame.origin.y + 1;
}
}
@@ -535,16 +552,18 @@
// Check
if (roomAlias.length)
{
[self.mainSession joinRoom:roomAlias success:^(MXRoom *room)
{
// Show the room
[[AppDelegate theDelegate] showRoom:room.state.roomId andEventId:nil withMatrixSession:self.mainSession];
} failure:^(NSError *error)
{
NSLog(@"[Vector RoomVC] Join roomAlias (%@) failed", roomAlias);
//Alert user
[[AppDelegate theDelegate] showErrorAsAlert:error];
}];
[self.mainSession joinRoom:roomAlias success:^(MXRoom *room) {
// Show the room
[[AppDelegate theDelegate] showRoom:room.state.roomId andEventId:nil withMatrixSession:self.mainSession];
} failure:^(NSError *error) {
NSLog(@"[Vector RoomVC] Join roomAlias (%@) failed", roomAlias);
//Alert user
[[AppDelegate theDelegate] showErrorAsAlert:error];
}];
}
else
{
@@ -792,7 +811,7 @@
{
// This operation is ignored if a screen rotation is in progress,
// or if the view controller is not embedded inside a split view controller yet.
if (self.previewScrollView.isHidden == isVisible && isSizeTransitionInProgress == NO && self.splitViewController)
if (self.previewHeaderContainer.isHidden == isVisible && isSizeTransitionInProgress == NO && self.splitViewController)
{
if (isVisible)
{
@@ -849,82 +868,153 @@
}
}
self.previewHeaderContainerHeightConstraint.constant = previewHeader.bottomBorderView.frame.origin.y + 1;
self.previewHeaderContainer.hidden = NO;
// Finalize preview header display according to the screen orientation
[self refreshPreviewHeader:YES];
}
else
{
[previewHeader removeFromSuperview];
previewHeader = nil;
}
self.previewScrollView.hidden = !isVisible;
// Consider the main navigation controller if the current view controller is embedded inside a split view controller.
UINavigationController *mainNavigationController = self.navigationController;
if (self.splitViewController.isCollapsed && self.splitViewController.viewControllers.count)
{
mainNavigationController = self.splitViewController.viewControllers.firstObject;
}
// When the expanded header is displayed, we hide the bottom border of the navigation bar (the shadow image).
// The default shadow image is nil. When non-nil, this property represents a custom shadow image to show instead
// of the default. For a custom shadow image to be shown, a custom background image must also be set with the
// setBackgroundImage:forBarMetrics: method. If the default background image is used, then the default shadow
// image will be used regardless of the value of this property.
UIImage *shadowImage = nil;
MXKImageView *roomAvatarView = nil;
if (isVisible)
{
[self setRoomTitleViewClass:RoomAvatarTitleView.class];
// Note the avatar title view does not define tap gesture.
RoomAvatarTitleView *roomAvatarTitleView = (RoomAvatarTitleView*)self.titleView;
self.previewHeaderContainer.hidden = YES;
roomAvatarView = roomAvatarTitleView.roomAvatar;
roomAvatarView.alpha = 0.0;
shadowImage = [[UIImage alloc] init];
// Set the avatar provided in preview data
if (roomPreviewData.roomAvatarUrl)
// Consider the main navigation controller if the current view controller is embedded inside a split view controller.
UINavigationController *mainNavigationController = self.navigationController;
if (self.splitViewController.isCollapsed && self.splitViewController.viewControllers.count)
{
NSString *roomAvatarUrl = [self.mainSession.matrixRestClient urlOfContentThumbnail:roomPreviewData.roomAvatarUrl toFitViewSize:roomAvatarView.frame.size withMethod:MXThumbnailingMethodCrop];
roomAvatarTitleView.roomAvatarURL = roomAvatarUrl;
mainNavigationController = self.splitViewController.viewControllers.firstObject;
}
else if (roomPreviewData.roomId && roomPreviewData.roomName)
// Set a default title view class without handling tap gesture (Let [self refreshRoomTitle] refresh this view correctly).
[self setRoomTitleViewClass:RoomTitleView.class];
// Remove details icon
RoomTitleView *roomTitleView = (RoomTitleView*)self.titleView;
[roomTitleView.roomDetailsIconImageView removeFromSuperview];
roomTitleView.roomDetailsIconImageView = nil;
// Remove the shadow image used to hide the bottom border of the navigation bar when the preview header is displayed
[mainNavigationController.navigationBar setShadowImage:nil];
[mainNavigationController.navigationBar setBackgroundImage:nil forBarMetrics:UIBarMetricsDefault];
[UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionBeginFromCurrentState | UIViewAnimationOptionCurveEaseIn
animations:^{
// Force to render the view
[self.view layoutIfNeeded];
}
completion:^(BOOL finished){
}];
}
}
}
- (void)refreshPreviewHeader:(BOOL)force
{
if (previewHeader)
{
// Adjust the preview header layout according to the screen orientation
UIInterfaceOrientation screenOrientation = [[UIApplication sharedApplication] statusBarOrientation];
BOOL hidePreviewMainHeader = NO;
switch (screenOrientation)
{
case UIInterfaceOrientationLandscapeRight:
case UIInterfaceOrientationLandscapeLeft:
{
roomAvatarTitleView.roomAvatarPlaceholder = [AvatarGenerator generateRoomAvatar:roomPreviewData.roomId andDisplayName:roomPreviewData.roomName];
hidePreviewMainHeader = YES;
break;
}
default:
break;
}
if (force || (previewHeader.mainHeaderContainer.isHidden != hidePreviewMainHeader))
{
MXKImageView *roomAvatarView = nil;
if (hidePreviewMainHeader)
{
CGRect frame = self.navigationController.navigationBar.frame;
previewHeader.mainHeaderContainer.hidden = YES;
previewHeader.mainHeaderBackgroundHeightConstraint.constant = frame.size.height + (frame.origin.y > 0 ? frame.origin.y : 0);
[self setRoomTitleViewClass:RoomTitleView.class];
// We don't want to handle tap gesture here
// Remove details icon
RoomTitleView *roomTitleView = (RoomTitleView*)self.titleView;
[roomTitleView.roomDetailsIconImageView removeFromSuperview];
roomTitleView.roomDetailsIconImageView = nil;
}
else
{
roomAvatarTitleView.roomAvatarPlaceholder = [UIImage imageNamed:@"placeholder"];
previewHeader.mainHeaderContainer.hidden = NO;
previewHeader.mainHeaderBackgroundHeightConstraint.constant = previewHeader.mainHeaderContainer.frame.size.height;
[self setRoomTitleViewClass:RoomAvatarTitleView.class];
// Note the avatar title view does not define tap gesture.
RoomAvatarTitleView *roomAvatarTitleView = (RoomAvatarTitleView*)self.titleView;
roomAvatarView = roomAvatarTitleView.roomAvatar;
roomAvatarView.alpha = 0.0;
// Set the avatar provided in preview data
if (roomPreviewData.roomAvatarUrl)
{
NSString *roomAvatarUrl = [self.mainSession.matrixRestClient urlOfContentThumbnail:roomPreviewData.roomAvatarUrl toFitViewSize:roomAvatarView.frame.size withMethod:MXThumbnailingMethodCrop];
roomAvatarTitleView.roomAvatarURL = roomAvatarUrl;
}
else if (roomPreviewData.roomId && roomPreviewData.roomName)
{
roomAvatarTitleView.roomAvatarPlaceholder = [AvatarGenerator generateRoomAvatar:roomPreviewData.roomId andDisplayName:roomPreviewData.roomName];
}
else
{
roomAvatarTitleView.roomAvatarPlaceholder = [UIImage imageNamed:@"placeholder"];
}
}
}
else
{
[self setRoomTitleViewClass:RoomTitleView.class];
// We don't want to handle tap gesture here
}
// Report shadow image
[mainNavigationController.navigationBar setShadowImage:shadowImage];
[mainNavigationController.navigationBar setBackgroundImage:shadowImage forBarMetrics:UIBarMetricsDefault];
[UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionBeginFromCurrentState | UIViewAnimationOptionCurveEaseIn
animations:^{
if (roomAvatarView)
{
roomAvatarView.alpha = 1;
// Force the layout of previewHeader to update the position of 'bottomBorderView' which is used to define the actual height of the preview container.
[previewHeader layoutIfNeeded];
self.previewHeaderContainerHeightConstraint.constant = previewHeader.bottomBorderView.frame.origin.y + 1;
// Consider the main navigation controller if the current view controller is embedded inside a split view controller.
UINavigationController *mainNavigationController = self.navigationController;
if (self.splitViewController.isCollapsed && self.splitViewController.viewControllers.count)
{
mainNavigationController = self.splitViewController.viewControllers.firstObject;
}
// When the preview header is displayed, we hide the bottom border of the navigation bar (the shadow image).
// The default shadow image is nil. When non-nil, this property represents a custom shadow image to show instead
// of the default. For a custom shadow image to be shown, a custom background image must also be set with the
// setBackgroundImage:forBarMetrics: method. If the default background image is used, then the default shadow
// image will be used regardless of the value of this property.
UIImage *shadowImage = [[UIImage alloc] init];
[mainNavigationController.navigationBar setShadowImage:shadowImage];
[mainNavigationController.navigationBar setBackgroundImage:shadowImage forBarMetrics:UIBarMetricsDefault];
[UIView animateWithDuration:0.3 delay:0 options:UIViewAnimationOptionBeginFromCurrentState | UIViewAnimationOptionCurveEaseIn
animations:^{
if (roomAvatarView)
{
roomAvatarView.alpha = 1;
}
// Force to render the view
[self.view layoutIfNeeded];
}
// Force to render the view
[self.view layoutIfNeeded];
}
completion:^(BOOL finished){
}];
completion:^(BOOL finished){
}];
}
}
}