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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsCursorManager_h_
#define nsCursorManager_h_
#import <Foundation/Foundation.h>
#include "nsIWidget.h"
#include "nsMacCursor.h"
/*! @class nsCursorManager
@abstract Singleton service provides access to all cursors available in the application.
@discussion Use <code>nsCusorManager</code> to set the current cursor using
an XP <code>nsCusor</code> enum value.
<code>nsCursorManager</code> encapsulates the details of
setting different types of cursors, animating cursors and
cleaning up cursors when they are no longer in use.
*/
@interface nsCursorManager : NSObject {
@private
NSMutableDictionary* mCursors;
nsMacCursor* mCurrentMacCursor;
}
/*! @method setCursor:
@abstract Sets the current cursor.
@discussion Sets the current cursor to the cursor indicated by the XP cursor constant given as
an argument. Resources associated with the previous cursor are cleaned up.
@param aCursor the cursor to use
*/
- (nsresult)setCursor:(nsCursor)aCursor;
/*! @method setCursorWithImage:hotSpotX:hotSpotY:
@abstract Sets the current cursor to a custom image
@discussion Sets the current cursor to the cursor given by the aCursorImage argument.
Resources associated with the previous cursor are cleaned up.
@param aCursorImage the cursor image to use
@param aHotSpotX the x coordinate of the cursor's hotspot
@param aHotSpotY the y coordinate of the cursor's hotspot
@param scaleFactor the scale factor of the target display (2 for a retina display)
*/
- (nsresult)setCursorWithImage:(imgIContainer*)aCursorImage
hotSpotX:(uint32_t)aHotspotX
hotSpotY:(uint32_t)aHotspotY
scaleFactor:(CGFloat)scaleFactor;
/*! @method sharedInstance
@abstract Get the Singleton instance of the cursor manager.
@discussion Use this method to obtain a reference to the cursor manager.
@result a reference to the cursor manager
*/
+ (nsCursorManager*)sharedInstance;
/*! @method dispose
@abstract Releases the shared instance of the cursor manager.
@discussion Use dispose to clean up the cursor manager and associated cursors.
*/
+ (void)dispose;
@end
@interface NSCursor (Undocumented)
// busyButClickableCursor is an undocumented NSCursor API, but has been in use since
// at least OS X 10.4 and through 10.9.
+ (NSCursor*)busyButClickableCursor;
@end
#endif // nsCursorManager_h_
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