mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-02 15:15:23 +00:00
94 lines
2.9 KiB
C++
94 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
#ifndef nsIDraggedObject_h__
|
|
#define nsIDraggedObject_h__
|
|
|
|
#include "nsISupports.h"
|
|
#include "nsCoord.h"
|
|
|
|
class nsIDragSource;
|
|
class nsIDragTarget;
|
|
class nsITransferable;
|
|
class nsIFrame;
|
|
|
|
// {8B5314B9-DB01-11d2-96CE-0060B0FB9956}
|
|
#define NS_IDRAGGEDOBJECT_IID \
|
|
{ 0x8b5314b9, 0xdb01, 0x11d2, { 0x96, 0xce, 0x0, 0x60, 0xb0, 0xfb, 0x99, 0x56 } }
|
|
|
|
|
|
class nsIDraggedObject : public nsISupports {
|
|
|
|
public:
|
|
|
|
/**
|
|
* Returns the image that represents the dragged data. This is uses extensively on the NeXT by drag destinations to show the
|
|
* user what things might look like if the object were dropped.
|
|
*
|
|
* @param aDraggedObj the object being dragged
|
|
* @param aX X mouse coord in destination frame
|
|
* @param aY Y mouse coord in destination frame
|
|
*/
|
|
//NS_IMETHOD GetImage(nsIImage * anImage) = 0;
|
|
|
|
/**
|
|
* Returns the x,y offset of the dragged image from the cursor.
|
|
*
|
|
* @param aDraggedObj the object being dragged
|
|
* @param aX X mouse coord in destination frame
|
|
* @param aY Y mouse coord in destination frame
|
|
*/
|
|
NS_IMETHOD GetDragOffset(nscoord * aX, nscoord * aY) = 0;
|
|
|
|
/**
|
|
* Gets the transferable object
|
|
*
|
|
* @param aTransferable The transferable
|
|
* @result NS_Ok if no errors
|
|
*/
|
|
|
|
NS_IMETHOD GetTransferable(nsITransferable ** aTransferable) = 0;
|
|
|
|
/**
|
|
* Returns the DragSource if the drag session occured in the same address space. If it source is not in the same address
|
|
* NULL is returned.
|
|
*
|
|
* @param nsIDragSource The drag source
|
|
*/
|
|
NS_IMETHOD GetSource(nsIDragSource ** aDragSrc) = 0;
|
|
|
|
/**
|
|
* Returns the destination the dragged object is currently over.
|
|
*
|
|
* @param nsIDragTarget the destination target
|
|
* @result Returns NULL if the destination is not in the same address space.
|
|
*/
|
|
NS_IMETHOD GetTarget(nsIDragTarget ** aTarget) = 0;
|
|
|
|
/**
|
|
* Returns the nsIFrame we are dragging into
|
|
*
|
|
* @param aDraggedObj the object being dragged
|
|
* @result Returns NULL if the destination is not in the same address space.
|
|
*/
|
|
NS_IMETHOD GetTargetnFrame(nsIFrame ** aFrame) = 0;
|
|
|
|
};
|
|
|
|
#endif
|