/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
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 * the Initial Developer. All Rights Reserved.
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 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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#ifndef mozView_h_
#define mozView_h_

#include "npapi.h"

#undef DARWIN
#import <Cocoa/Cocoa.h>
class nsIWidget;

namespace mozilla {
namespace widget{
class TextInputHandler;
} // namespace widget
} // namespace mozilla

// A protocol listing all the methods that an object which wants
// to live in gecko's widget hierarchy must implement. |nsChildView|
// makes assumptions that any NSView with which it comes in contact will
// implement this protocol.
@protocol mozView

  // aHandler is Gecko's default text input handler:  It implements the
  // NSTextInput protocol to handle key events.  Don't make aHandler a
  // strong reference -- that causes a memory leak.
- (void)installTextInputHandler:(mozilla::widget::TextInputHandler*)aHandler;
- (void)uninstallTextInputHandler;

  // access the nsIWidget associated with this view. DOES NOT ADDREF.
- (nsIWidget*)widget;

  // return a context menu for this view
- (NSMenu*)contextMenu;

  // Allows callers to do a delayed invalidate (e.g., if an invalidate
  // happens during drawing)
- (void)setNeedsPendingDisplay;
- (void)setNeedsPendingDisplayInRect:(NSRect)invalidRect;

  // called when our corresponding Gecko view goes away
- (void)widgetDestroyed;

- (BOOL)isDragInProgress;

  // Gets the plugin event model for the view
- (NPEventModel)pluginEventModel;

  // Checks whether the view is first responder or not
- (BOOL)isFirstResponder;

  // Call when you dispatch an event which may cause to open context menu.
- (void)maybeInitContextMenuTracking;

  // Checks whether the view is for plugin or not
- (BOOL)isPluginView;

@end

// An informal protocol implemented by the NSWindow of the host application.
// 
// It's used to prevent re-entrant calls to -makeKeyAndOrderFront: when gecko
// focus/activate events propagate out to the embedder's
// nsIEmbeddingSiteWindow::SetFocus implementation.
@interface NSObject(mozWindow)

- (BOOL)suppressMakeKeyFront;
- (void)setSuppressMakeKeyFront:(BOOL)inSuppress;

@end

#endif // mozView_h_