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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/render_widget_host_view_tvos_uiview.h"
#include "base/notimplemented.h"
static void* kObservingContext = &kObservingContext;
@implementation RenderWidgetUIView
- (instancetype)initWithWidget:
(base::WeakPtr<content::RenderWidgetHostViewIOS>)view {
self = [self init];
if (self) {
_view = view;
// TODO(crbug.com/411452047): Need to support text input.
TVOS_NOT_YET_IMPLEMENTED();
}
return self;
}
- (void)layoutSubviews {
CHECK(_view);
[super layoutSubviews];
_view->UpdateScreenInfo();
// TODO(dtapuska): This isn't correct, we need to figure out when the window
// gains/loses focus.
_view->SetActive(true);
}
- (ui::CALayerFrameSink*)frameSink {
return _view.get();
}
- (void)observeValueForKeyPath:(NSString*)keyPath
ofObject:(id)object
change:(NSDictionary*)change
context:(void*)context {
CHECK(_view);
if (context == kObservingContext) {
_view->ContentInsetChanged();
} else {
[super observeValueForKeyPath:keyPath
ofObject:object
change:change
context:context];
}
}
- (void)removeView {
UIScrollView* view = (UIScrollView*)[self superview];
[view removeObserver:self
forKeyPath:NSStringFromSelector(@selector(contentInset))];
[self removeFromSuperview];
}
- (void)updateView:(UIScrollView*)view {
[view addSubview:self];
view.scrollEnabled = NO;
// Remove all existing gestureRecognizers since the header might be reused.
for (UIGestureRecognizer* recognizer in view.gestureRecognizers) {
[view removeGestureRecognizer:recognizer];
}
[view addObserver:self
forKeyPath:NSStringFromSelector(@selector(contentInset))
options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld
context:kObservingContext];
}
@end
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