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54 lines
1.5 KiB
C++
54 lines
1.5 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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// this class is used to gather caret properties from the OS. It
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// must be implemented by each platform that wants more than
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// the generic caret properties.
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class nsCaretProperties
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{
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public:
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nsCaretProperties();
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virtual ~nsCaretProperties() {}
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virtual PRInt32 GetCaretWidth() { return mCaretWidth; }
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virtual PRUint32 GetCaretBlinkRate() { return mBlinkRate; }
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protected:
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// have value for no blinking
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enum {
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eDefaulBlinkRate = 500, // twice a second
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eDefaultCaretWidth = 20 // 20 twips = 1 pixel
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};
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PRInt32 mCaretWidth; // caret width in twips
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PRUint32 mBlinkRate; // blink rate in milliseconds
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// members for vertical placement & size?
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};
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NS_BASE nsCaretProperties* NewCaretProperties();
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