author | William Roberts <williamr@symbian.org> |
Tue, 16 Mar 2010 16:12:26 +0000 | |
branch | Symbian2 |
changeset 2 | 2fe1408b6811 |
parent 0 | 061f57f2323e |
child 4 | 837f303aceeb |
permissions | -rw-r--r-- |
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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#ifndef __FRMVIS_H__ |
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#define __FRMVIS_H__ |
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#include <e32std.h> |
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#include <e32base.h> |
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class RReadStream; |
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class RWriteStream; |
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/** |
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A set of flags to indicate which non-printing characters (e.g. space, tab, |
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paragraph break, etc.) should be drawn using symbols. By default, all |
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non-printing characters are hidden. |
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An instance of this class is used in |
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CTextLayout::SetNonPrintingCharsVisibility(). |
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@publishedAll |
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@released |
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*/ |
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class TNonPrintingCharVisibility |
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{ |
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private: |
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enum TShowFormatChars |
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{ |
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EFNothingVisible=0x000, |
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EFTabsVisible=0x001, |
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EFSpacesVisible=0x002, |
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EFParagraphDelimitersVisible=0x004, |
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EFLineBreaksVisible=0x008, |
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EFPotentialHyphensVisible=0x010, |
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EFNonBreakingHyphensVisible=0x020, |
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EFNonBreakingSpacesVisible=0x040, |
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EFPageBreaksVisible=0x080, |
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EFEverythingVisible=0xffffffff |
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}; |
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public: |
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IMPORT_C TNonPrintingCharVisibility(); |
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IMPORT_C TNonPrintingCharVisibility(const TNonPrintingCharVisibility& aVisibility); |
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IMPORT_C TNonPrintingCharVisibility& operator=(const TNonPrintingCharVisibility& aVisibility); |
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IMPORT_C void ExternalizeL(RWriteStream& aStream)const; |
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IMPORT_C void InternalizeL(RReadStream& aStream); |
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IMPORT_C void SetAllVisible(); |
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IMPORT_C void SetNoneVisible(); |
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IMPORT_C void SetTabsVisible(TBool aVisible); |
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IMPORT_C void SetSpacesVisible(TBool aVisible); |
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IMPORT_C void SetParagraphDelimitersVisible(TBool aVisible); |
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IMPORT_C void SetLineBreaksVisible(TBool aVisible); |
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IMPORT_C void SetPotentialHyphensVisible(TBool aVisible); |
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IMPORT_C void SetNonBreakingHyphensVisible(TBool aVisible); |
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IMPORT_C void SetNonBreakingSpacesVisible(TBool aVisible); |
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IMPORT_C void SetPageBreaksVisible(TBool aVisible); |
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/** Tests whether all non-printing characters are visible. |
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@return ETrue if all non-printing characters are visible. EFalse if any or |
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all hidden. */ |
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inline TBool AllVisible()const{return iVisible==EFEverythingVisible;}; |
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/** Tests whether all non-printing characters are hidden. |
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@return ETrue if all non-printing characters are hidden. EFalse if any are |
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visible. */ |
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inline TBool NoneVisible()const{return iVisible==EFNothingVisible;}; |
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/** Tests whether tab stop characters are visible. |
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@return ETrue if tab stop characters are visible. EFalse if hidden. */ |
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inline TBool TabsVisible()const{return iVisible&EFTabsVisible;}; |
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/** Tests whether space characters are visible. |
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Note: To get the the visibility of non-breaking space characters, use |
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NonBreakingSpacesVisible() instead. |
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@return ETrue if space characters are visible. EFalse if hidden. */ |
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inline TBool SpacesVisible()const{return iVisible&EFSpacesVisible;}; |
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/** Tests whether paragraph delimiters are visible. |
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@return ETrue if paragraph delimiters are visible. EFalse if hidden. */ |
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inline TBool ParagraphDelimitersVisible()const{return iVisible&EFParagraphDelimitersVisible;}; |
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/** Tests whether forced line break characters are visible. |
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@return ETrue if forced line break characters are visible. EFalse if hidden. |
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*/ |
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inline TBool LineBreaksVisible()const{return iVisible&EFLineBreaksVisible;}; |
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/** Tests whether potential hyphen characters (inserted before a line break |
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within a word) are visible. |
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@return ETrue if potential hyphen characters are visible. EFalse if hidden. |
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*/ |
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inline TBool PotentialHyphensVisible()const{return iVisible&EFPotentialHyphensVisible;}; |
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/** Tests whether non-breaking hyphens (enclosing word is always kept on |
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the same line) are visible. |
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@return ETrue if non-breaking hyphens are visible. EFalse if hidden. */ |
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inline TBool NonBreakingHyphensVisible()const{return iVisible&EFNonBreakingHyphensVisible;}; |
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/** Tests whether non-breaking spaces are visible. |
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@return ETrue if non-breaking spaces are visible. EFalse if hidden. */ |
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inline TBool NonBreakingSpacesVisible()const{return iVisible&EFNonBreakingSpacesVisible;}; |
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/** Tests whether page break characters are visible. |
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@return ETrue if page break characters are visible. EFalse if hidden. */ |
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inline TBool PageBreaksVisible()const{return iVisible&EFPageBreaksVisible;}; |
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private: |
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TUint32 iVisible; |
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}; |
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#endif |