/* 
 * Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; version 2 of the
 * License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301  USA
 */

#include "mforms/view.h"

#import "MFBase.h"

// A macro to ease adding support for backend based mouse/focus handling (e.g. for drag'n drop).
// No handling for right mouse button here.
#define STANDARD_MOUSE_HANDLING_NO_RIGHT_BUTTON(wrapper) \
- (void)mouseDown:(NSEvent*)event {\
  if (![self handleMouseDown: event owner: wrapper->mOwner]) [super mouseDown: event];\
}\
- (void)mouseUp:(NSEvent*)event        {\
  if (![self handleMouseUp: event owner: wrapper->mOwner]) [super mouseUp: event];\
}\
- (void)otherMouseDown:(NSEvent*)event {\
  if (![self handleMouseDown: event owner: wrapper->mOwner]) [super otherMouseDown: event];\
}\
- (void)otherMouseUp:(NSEvent*)event   {\
  if (![self handleMouseUp: event owner: wrapper->mOwner]) [super otherMouseUp: event];\
}\
- (void)mouseMoved:(NSEvent *)event    {\
  if (![self handleMouseMove: event owner: wrapper->mOwner]) [super mouseMoved: event];\
}\
- (void)mouseDragged:(NSEvent *)event    {\
  if (![self handleMouseMove: event owner: wrapper->mOwner]) [super mouseDragged: event];\
}\
- (void)mouseEntered:(NSEvent *)event  {\
  if (![self handleMouseEntered: event owner: wrapper->mOwner]) [super mouseEntered: event];\
}\
- (void)mouseExited:(NSEvent *)event   {\
  if (![self handleMouseExited: event owner: wrapper->mOwner]) [super mouseExited: event];\
}\
- (BOOL)acceptsFirstResponder          {\
  return YES;\
}\
- (void)updateTrackingAreas            {\
  [super updateTrackingAreas]; mTrackingArea = [self updateTrackingArea: mTrackingArea];\
}\

// A macro to ease adding support for backend based mouse handling (e.g. for drag'n drop).
#define STANDARD_MOUSE_HANDLING(wrapper) \
STANDARD_MOUSE_HANDLING_NO_RIGHT_BUTTON(wrapper) \
- (void)rightMouseDown:(NSEvent*)event {\
  if (![self handleMouseDown: event owner: wrapper->mOwner]) [super mouseDown: event];\
}\
- (void)rightMouseUp:(NSEvent*)event {\
  if (![self handleMouseUp: event owner: wrapper->mOwner]) [super mouseUp: event];\
}\

#define STANDARD_FOCUS_HANDLING(wrapper) \
- (BOOL)becomeFirstResponder\
{ \
wrapper->mOwner->focus_changed(); \
return [super becomeFirstResponder]; \
}

namespace mforms { class View; }

@interface NSPasteboard (MySQLWorkbench)

- (void)writeNativeData: (void *)data typeAsString: (NSString *)type;
- (void)writeNativeData: (void *)data typeAsChar: (const char *)type;
- (void *)nativeDataForTypeAsString: (NSString *)type NS_RETURNS_INNER_POINTER;
- (void *)nativeDataForTypeAsChar: (const char *)type NS_RETURNS_INNER_POINTER;

@end

/** MForms control implementations must subclass their own NS counterpart and implement
 *  the size related methods like below if they need it.
 */
@interface NSView(MForms) <NSDraggingDestination, NSDraggingSource, NSPasteboardItemDataProvider>

@property NSInteger viewFlags;
@property NSArray *acceptableDropFormats;
@property mforms::DragOperation lastDragOperation;
@property mforms::DragOperation allowedDragOperations;
@property mforms::DropPosition lastDropPosition; // Only valid during a drag operation. Set by descendants.

@property (readonly, strong) id innerView;

- (void)subviewMinimumSizeChanged;
@property (readonly) NSSize minimumSize;
- (NSSize)minimumSizeForWidth:(float)width;
@property (readonly) NSSize preferredSize;
- (NSSize)preferredSizeForWidth:(float)width;

@property  NSSize fixedFrameSize;
@property (readonly) BOOL widthIsFixed;
@property (readonly) BOOL heightIsFixed;

- (bool)handleMouseUp: (NSEvent*) event owner: (mforms::View *)mOwner;
- (bool)handleMouseDown: (NSEvent*) event owner: (mforms::View *)mOwner;
- (bool)handleMouseMove: (NSEvent *)event owner: (mforms::View *)mOwner;
- (bool)handleMouseEntered: (NSEvent*) event owner: (mforms::View *)mOwner;
- (bool)handleMouseExited: (NSEvent*) event owner: (mforms::View *)mOwner;
- (NSTrackingArea *)updateTrackingArea: (NSTrackingArea *)currentArea;


@end

NSView *nsviewForView(mforms::View *view);

