зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
1.9 KiB
C++
70 строки
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsISelection_h___
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#define nsISelection_h___
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#include "nsSelectionRange.h"
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#include "nslayout.h"
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#include "nsISupports.h"
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// IID for the nsISelection interface
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#define NS_ISELECTION_IID \
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{ 0xf46e4171, 0xdeaa, 0x11d1, \
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{ 0x97, 0xfc, 0x0, 0x60, 0x97, 0x3, 0xc1, 0x4e } }
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//----------------------------------------------------------------------
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// Selection interface
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class nsISelection : public nsISupports {
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public:
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/**
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* Returns whether there is a valid selection
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*/
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virtual PRBool IsValidSelection() = 0;
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/**
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* Clears the current selection (invalidates the selection)
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*/
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virtual void ClearSelection() = 0;
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/**
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* Copies the data from the param into the internal Range
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*/
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virtual void SetRange(nsSelectionRange * aRange) = 0;
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/**
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* Copies the param's (aRange) contents with the Range's data
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*/
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virtual void GetRange(nsSelectionRange * aRange) = 0;
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/**
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* Copies the param's (aRange) contents with the Range's data
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*/
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virtual nsSelectionRange * GetRange() = 0;
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virtual char * ToString() = 0;
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};
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// XXX Belongs somewhere else
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extern NS_LAYOUT nsresult
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NS_NewSelection(nsISelection** aInstancePtrResult);
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#endif /* nsISelection_h___ */
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