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// Copyright (c) 2011 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef CEF_INCLUDE_CEF_APPLICATION_MAC_H_
#define CEF_INCLUDE_CEF_APPLICATION_MAC_H_
#pragma once
#include "include/cef_base.h"
#if defined(OS_MACOSX) && defined(__OBJC__)
#ifdef BUILDING_CEF_SHARED
// Use the existing CrAppControlProtocol definition.
#import "base/mac/scoped_sending_event.h"
// Use the existing CrAppProtocol definition.
#import "base/message_loop/message_pump_mac.h"
// Use the existing UnderlayableSurface definition.
#import "ui/base/cocoa/underlay_opengl_hosting_window.h"
// Use the existing empty protocol definitions.
#import "base/mac/cocoa_protocols.h"
// Use the existing empty protocol definitions.
#import "base/mac/sdk_forward_declarations.h"
#else // BUILDING_CEF_SHARED
#import <AppKit/AppKit.h>
#import <Cocoa/Cocoa.h>
// Copy of definition from base/message_loop/message_pump_mac.h.
@protocol CrAppProtocol
// Must return true if -[NSApplication sendEvent:] is currently on the stack.
- (BOOL)isHandlingSendEvent;
@end
// Copy of definition from base/mac/scoped_sending_event.h.
@protocol CrAppControlProtocol<CrAppProtocol>
- (void)setHandlingSendEvent:(BOOL)handlingSendEvent;
@end
// Copy of definition from ui/base/cocoa/underlay_opengl_hosting_window.h.
// Common base class for windows that host a OpenGL surface that renders under
// the window. Contains methods relating to hole punching so that the OpenGL
// surface is visible through the window.
@interface UnderlayOpenGLHostingWindow : NSWindow
@end
// Copy of definitions from base/mac/sdk_forward_declarations.h.
// Forward declarations for APIs that are part of the 10.7 SDK. This will allow
// using them when building with the 10.6 SDK.
#if !defined(MAC_OS_X_VERSION_10_7) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
enum {
NSEventPhaseNone = 0, // event not associated with a phase.
NSEventPhaseBegan = 0x1 << 0,
NSEventPhaseStationary = 0x1 << 1,
NSEventPhaseChanged = 0x1 << 2,
NSEventPhaseEnded = 0x1 << 3,
NSEventPhaseCancelled = 0x1 << 4,
};
typedef NSUInteger NSEventPhase;
@interface NSEvent (LionSDK)
+ (BOOL)isSwipeTrackingFromScrollEventsEnabled;
- (NSEventPhase)phase;
- (CGFloat)scrollingDeltaX;
- (CGFloat)scrollingDeltaY;
- (BOOL)isDirectionInvertedFromDevice;
@end
@interface NSScreen (LionSDK)
- (CGFloat)backingScaleFactor;
- (NSRect)convertRectToBacking:(NSRect)aRect;
@end
@interface NSWindow (LionSDK)
- (CGFloat)backingScaleFactor;
@end
#endif // MAC_OS_X_VERSION_10_7
// The Mac OS X 10.6 SDK introduced new protocols used for delegates. These
// protocol defintions were not present in earlier releases of the Mac OS X
// SDK. In order to support building against the new SDK, which requires
// delegates to conform to these protocols, and earlier SDKs, which do not
// define these protocols at all, this file will provide empty protocol
// definitions when used with earlier SDK versions.
#if !defined(MAC_OS_X_VERSION_10_6) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_6
#define DEFINE_EMPTY_PROTOCOL(p) \
@protocol p \
@end
DEFINE_EMPTY_PROTOCOL(NSAlertDelegate)
DEFINE_EMPTY_PROTOCOL(NSApplicationDelegate)
DEFINE_EMPTY_PROTOCOL(NSControlTextEditingDelegate)
DEFINE_EMPTY_PROTOCOL(NSMatrixDelegate)
DEFINE_EMPTY_PROTOCOL(NSMenuDelegate)
DEFINE_EMPTY_PROTOCOL(NSOpenSavePanelDelegate)
DEFINE_EMPTY_PROTOCOL(NSOutlineViewDataSource)
DEFINE_EMPTY_PROTOCOL(NSOutlineViewDelegate)
DEFINE_EMPTY_PROTOCOL(NSSpeechSynthesizerDelegate)
DEFINE_EMPTY_PROTOCOL(NSSplitViewDelegate)
DEFINE_EMPTY_PROTOCOL(NSTableViewDataSource)
DEFINE_EMPTY_PROTOCOL(NSTableViewDelegate)
DEFINE_EMPTY_PROTOCOL(NSTextFieldDelegate)
DEFINE_EMPTY_PROTOCOL(NSTextViewDelegate)
DEFINE_EMPTY_PROTOCOL(NSWindowDelegate)
#undef DEFINE_EMPTY_PROTOCOL
#endif
#endif // BUILDING_CEF_SHARED
// Forward declarations for APIs that are part of the 10.7 SDK. This will allow
// using them when building with the 10.6 SDK.
#if !defined(MAC_OS_X_VERSION_10_7) || \
MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
@interface NSView (NSOpenGLSurfaceResolutionLionAPI)
- (void)setWantsBestResolutionOpenGLSurface:(BOOL)flag;
@end
@interface NSView (LionAPI)
- (NSSize)convertSizeToBacking:(NSSize)aSize;
- (NSRect)convertRectToBacking:(NSRect)aRect;
- (NSRect)convertRectFromBacking:(NSRect)aRect;
@end
static NSString* const NSWindowDidChangeBackingPropertiesNotification =
@"NSWindowDidChangeBackingPropertiesNotification";
static NSString* const NSBackingPropertyOldScaleFactorKey =
@"NSBackingPropertyOldScaleFactorKey";
#endif // MAC_OS_X_VERSION_10_7
// All CEF client applications must subclass NSApplication and implement this
// protocol.
@protocol CefAppProtocol<CrAppControlProtocol>
@end
// Controls the state of |isHandlingSendEvent| in the event loop so that it is
// reset properly.
class CefScopedSendingEvent {
public:
CefScopedSendingEvent()
: app_(static_cast<NSApplication<CefAppProtocol>*>(
[NSApplication sharedApplication])),
handling_([app_ isHandlingSendEvent]) {
[app_ setHandlingSendEvent:YES];
}
~CefScopedSendingEvent() {
[app_ setHandlingSendEvent:handling_];
}
private:
NSApplication<CefAppProtocol>* app_;
BOOL handling_;
};
#endif // defined(OS_MACOSX) && defined(__OBJC__)
#endif // CEF_INCLUDE_CEF_APPLICATION_MAC_H_