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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ios/chrome/browser/infobars/infobar_controller.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#import "ios/public/provider/chrome/browser/ui/infobar_view_protocol.h"
@interface InfoBarController () {
base::scoped_nsobject<UIView<InfoBarViewProtocol>> _infoBarView;
}
@end
@implementation InfoBarController
@synthesize delegate = _delegate;
- (instancetype)initWithDelegate:(InfoBarViewDelegate*)delegate {
self = [super init];
if (self) {
DCHECK(delegate);
_delegate = delegate;
}
return self;
}
- (instancetype)init {
NOTREACHED();
return nil;
}
- (void)dealloc {
[_infoBarView removeFromSuperview];
[super dealloc];
}
- (int)barHeight {
return CGRectGetHeight([_infoBarView frame]);
}
- (void)layoutForDelegate:(infobars::InfoBarDelegate*)delegate
frame:(CGRect)bounds {
DCHECK(!_infoBarView);
_infoBarView = [self viewForDelegate:delegate frame:bounds];
}
- (base::scoped_nsobject<UIView<InfoBarViewProtocol>>)
viewForDelegate:(infobars::InfoBarDelegate*)delegate
frame:(CGRect)bounds {
// Must be overriden in subclasses.
NOTREACHED();
return _infoBarView;
}
- (void)onHeightsRecalculated:(int)newHeight {
[_infoBarView setVisibleHeight:newHeight];
}
- (UIView<InfoBarViewProtocol>*)view {
return _infoBarView;
}
- (void)removeView {
[_infoBarView removeFromSuperview];
}
- (void)detachView {
[_infoBarView resetDelegate];
_delegate = nullptr;
}
@end
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