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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_REMOTE_COCOA_APP_SHIM_VIEWS_NSWINDOW_DELEGATE_H_
#define COMPONENTS_REMOTE_COCOA_APP_SHIM_VIEWS_NSWINDOW_DELEGATE_H_
#include "base/memory/raw_ptr.h"
#import <Cocoa/Cocoa.h>
#include "components/remote_cocoa/app_shim/remote_cocoa_app_shim_export.h"
#include "ui/gfx/geometry/size.h"
namespace remote_cocoa {
class NativeWidgetNSWindowBridge;
} // namespace remote_cocoa
// The delegate set on the NSWindow when a
// remote_cocoa::NativeWidgetNSWindowBridge is initialized.
REMOTE_COCOA_APP_SHIM_EXPORT
@interface ViewsNSWindowDelegate : NSObject <NSWindowDelegate>
// If set, the cursor set in -[NSResponder updateCursor:] when the window is
// reached along the responder chain.
@property(retain, nonatomic) NSCursor* cursor;
// Initialize with the given |parent|.
- (instancetype)initWithBridgedNativeWidget:
(remote_cocoa::NativeWidgetNSWindowBridge*)parent;
// Notify that the window has been reordered in (or removed from) the window
// server's screen list. This is a substitute for -[NSWindowDelegate
// windowDidExpose:], which is only sent for nonretained windows (those without
// a backing store). |notification| is optional and can be set when redirecting
// a notification such as NSApplicationDidHideNotification.
- (void)onWindowOrderChanged:(NSNotification*)notification;
// Notify that the system colors changed.
- (void)onSystemColorsChanged:(NSNotification*)notification;
// Notify that a screen's active space changes.
// This subscribes to NSWorkspaceActiveSpaceDidChangeNotification.
- (void)onActiveSpaceChanged:(NSNotification*)notification;
// Set the aspect ratio of the window. Window resizes will be constrained in an
// attempt to maintain the aspect ratio.
// Cocoa provides this functionality via the [NSWindow aspectRatio] property,
// but its implementation prioritizes the aspect ratio over the minimum size:
// one of the dimensions can go below the minimum size if that's what it takes
// to maintain the aspect ratio. This is unacceptable for us.
- (void)setAspectRatio:(float)aspectRatio
excludedMargin:(const gfx::Size&)excludedMargin;
@end
#endif // COMPONENTS_REMOTE_COCOA_APP_SHIM_VIEWS_NSWINDOW_DELEGATE_H_
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