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// Copyright (c) 2011 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.
#import <Cocoa/Cocoa.h>
#import "base/mac/cocoa_protocols.h"
#include "base/memory/scoped_nsobject.h"
@class AnimatableView;
@class HoverCloseButton;
@protocol InfoBarContainer;
class InfoBarDelegate;
@class InfoBarGradientView;
// A controller for an infobar in the browser window. There is one
// controller per infobar view. The base InfoBarController is able to
// draw an icon, a text message, and a close button. Subclasses can
// override addAdditionalControls to customize the UI.
@interface InfoBarController : NSViewController<NSTextViewDelegate> {
@private
id<InfoBarContainer> containerController_; // weak, owns us
BOOL infoBarClosing_;
@protected
IBOutlet InfoBarGradientView* infoBarView_;
IBOutlet NSImageView* image_;
IBOutlet NSTextField* labelPlaceholder_;
IBOutlet NSButton* okButton_;
IBOutlet NSButton* cancelButton_;
IBOutlet HoverCloseButton* closeButton_;
// In rare instances, it can be possible for |delegate_| to delete itself
// while this controller is still alive. Always check |delegate_| against
// NULL before using it.
InfoBarDelegate* delegate_; // weak, can be NULL
// Text fields don't work as well with embedded links as text views, but
// text views cannot conveniently be created in IB. The xib file contains
// a text field |labelPlaceholder_| that's replaced by this text view |label_|
// in -awakeFromNib.
scoped_nsobject<NSTextView> label_;
};
// Initializes a new InfoBarController.
- (id)initWithDelegate:(InfoBarDelegate*)delegate;
// Called when someone clicks on the OK or Cancel buttons. Subclasses
// must override if they do not hide the buttons.
- (void)ok:(id)sender;
- (void)cancel:(id)sender;
// Called when someone clicks on the close button. Dismisses the
// infobar without taking any action.
- (IBAction)dismiss:(id)sender;
// Returns a pointer to this controller's view, cast as an AnimatableView.
- (AnimatableView*)animatableView;
// Open or animate open the infobar.
- (void)open;
- (void)animateOpen;
// Close or animate close the infobar.
- (void)close;
- (void)animateClosed;
// Subclasses can override this method to add additional controls to
// the infobar view. This method is called by awakeFromNib. The
// default implementation does nothing.
- (void)addAdditionalControls;
// Subclasses must override this method to perform cleanup just before the
// infobar closes.
- (void)infobarWillClose;
// Sets the info bar message to the specified |message|.
- (void)setLabelToMessage:(NSString*)message;
// Removes the OK and Cancel buttons and resizes the textfield to use the
// space.
- (void)removeButtons;
@property(nonatomic, assign) id<InfoBarContainer> containerController;
@property(nonatomic, readonly) InfoBarDelegate* delegate;
@end
/////////////////////////////////////////////////////////////////////////
// InfoBarController subclasses, one for each InfoBarDelegate
// subclass. Each of these subclasses overrides addAdditionalControls to
// configure its view as necessary.
@interface LinkInfoBarController : InfoBarController
// Called when there is a click on the link in the infobar.
- (void)linkClicked;
@end
@interface ConfirmInfoBarController : InfoBarController
// Called when the OK and Cancel buttons are clicked.
- (IBAction)ok:(id)sender;
- (IBAction)cancel:(id)sender;
// Called when there is a click on the link in the infobar.
- (void)linkClicked;
@end
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