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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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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 nsMacCursor_h_
+#define nsMacCursor_h_
+
+#import <Cocoa/Cocoa.h>
+#import "nsIWidget.h"
+
+/*! @class nsMacCursor
+ @abstract Represents a native Mac cursor.
+ @discussion <code>nsMacCursor</code> provides a simple API for creating and working with native Macintosh cursors.
+ Cursors can be created used without needing to be aware of the way different cursors are implemented,
+ in particular the details of managing an animated cursor are hidden.
+*/
+@interface nsMacCursor : NSObject
+{
+ @private
+ NSTimer *mTimer;
+ @protected
+ nsCursor mType;
+ int mFrameCounter;
+}
+
+/*! @method cursorWithCursor:
+ @abstract Create a cursor by specifying a Cocoa <code>NSCursor</code>.
+ @discussion Creates a cursor representing the given Cocoa built-in cursor.
+ @param aCursor the <code>NSCursor</code> to use
+ @param aType the corresponding <code>nsCursor</code> constant
+ @result an autoreleased instance of <code>nsMacCursor</code> representing the given <code>NSCursor</code>
+ */
++ (nsMacCursor *) cursorWithCursor: (NSCursor *) aCursor type: (nsCursor) aType;
+
+/*! @method cursorWithImageNamed:hotSpot:type:
+ @abstract Create a cursor by specifying the name of an image resource to use for the cursor and a hotspot.
+ @discussion Creates a cursor by loading the named image using the <code>+[NSImage imageNamed:]</code> method.
+ <p>The image must be compatible with any restrictions laid down by <code>NSCursor</code>. These vary
+ by operating system version.</p>
+ <p>The hotspot precisely determines the point where the user clicks when using the cursor.</p>
+ @param aCursor the name of the image to use for the cursor
+ @param aPoint the point within the cursor to use as the hotspot
+ @param aType the corresponding <code>nsCursor</code> constant
+ @result an autoreleased instance of <code>nsMacCursor</code> that uses the given image and hotspot
+ */
++ (nsMacCursor *) cursorWithImageNamed: (NSString *) aCursorImage hotSpot: (NSPoint) aPoint type: (nsCursor) aType;
+
+/*! @method cursorWithFrames:type:
+ @abstract Create an animated cursor by specifying the frames to use for the animation.
+ @discussion Creates a cursor that will animate by cycling through the given frames. Each element of the array
+ must be an instance of <code>NSCursor</code>
+ @param aCursorFrames an array of <code>NSCursor</code>, representing the frames of an animated cursor, in the
+ order they should be played.
+ @param aType the corresponding <code>nsCursor</code> constant
+ @result an autoreleased instance of <code>nsMacCursor</code> that will animate the given cursor frames
+ */
++ (nsMacCursor *) cursorWithFrames: (NSArray *) aCursorFrames type: (nsCursor) aType;
+
+/*! @method cocoaCursorWithImageNamed:hotSpot:
+ @abstract Create a Cocoa NSCursor object with a Gecko image resource name and a hotspot point.
+ @discussion Create a Cocoa NSCursor object with a Gecko image resource name and a hotspot point.
+ @param imageName the name of the gecko image resource, "tiff" extension is assumed, do not append.
+ @param aPoint the point within the cursor to use as the hotspot
+ @result an autoreleased instance of <code>nsMacCursor</code> that will animate the given cursor frames
+ */
++ (NSCursor *) cocoaCursorWithImageNamed: (NSString *) imageName hotSpot: (NSPoint) aPoint;
+
+/*! @method isSet
+ @abstract Determines whether this cursor is currently active.
+ @discussion This can be helpful when the Cocoa NSCursor state can be influenced without going
+ through nsCursorManager.
+ @result whether the cursor is currently set
+ */
+- (BOOL) isSet;
+
+/*! @method set
+ @abstract Set the cursor.
+ @discussion Makes this cursor the current cursor. If the cursor is animated, the animation is started.
+ */
+- (void) set;
+
+/*! @method unset
+ @abstract Unset the cursor. The cursor will return to the default (usually the arrow cursor).
+ @discussion Unsets the cursor. If the cursor is animated, the animation is stopped.
+ */
+- (void) unset;
+
+/*! @method isAnimated
+ @abstract Tests whether this cursor is animated.
+ @discussion Use this method to determine whether a cursor is animated
+ @result YES if the cursor is animated (has more than one frame), NO if it is a simple static cursor.
+ */
+- (BOOL) isAnimated;
+
+/** @method cursorType
+ @abstract Get the cursor type for this cursor
+ @discussion This method returns the <code>nsCursor</code> constant that corresponds to this cursor, which is
+ equivalent to the CSS name for the cursor.
+ @result The nsCursor constant corresponding to this cursor, or nsCursor's 'eCursorCount' if the cursor
+ is a custom cursor loaded from a URI
+ */
+- (nsCursor) type;
+@end
+
+#endif // nsMacCursor_h_