144 lines
2.5 KiB
C++
144 lines
2.5 KiB
C++
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/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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prtstrm.hxx
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Abstract:
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This module contains the declaration for the PRINT_STREAM class.
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The PRINT_STREAM is a class derived from STREAM that provides
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methods to write data to a print device.
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A PRINT_STREAM has always WRITE_ACCESS.
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Author:
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Jaime Sasson (jaimes) 18-Apr-1991
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Environment:
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ULIB, User Mode
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--*/
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#if !defined( _PRINT_STREAM_ )
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#define _PRINT_STREAM_
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#include "stream.hxx"
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//
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// Forward references
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//
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DECLARE_CLASS( PRINT_STREAM );
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DECLARE_CLASS( WSTRING );
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DECLARE_CLASS( PATH );
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class PRINT_STREAM : public STREAM {
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public:
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ULIB_EXPORT
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DECLARE_CONSTRUCTOR( PRINT_STREAM );
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DECLARE_CAST_MEMBER_FUNCTION( PRINT_STREAM );
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VIRTUAL
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ULIB_EXPORT
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~PRINT_STREAM(
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);
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NONVIRTUAL
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ULIB_EXPORT
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BOOLEAN
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Initialize(
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IN PCPATH DeviceName
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);
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VIRTUAL
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BOOLEAN
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IsAtEnd(
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) CONST;
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VIRTUAL
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STREAMACCESS
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QueryAccess(
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) CONST;
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VIRTUAL
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BOOLEAN
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Read(
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OUT PBYTE Buffer,
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IN ULONG BytesToRead,
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OUT PULONG BytesRead
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);
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VIRTUAL
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BOOLEAN
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ReadChar(
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OUT PWCHAR Char,
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IN BOOLEAN Unicode DEFAULT FALSE
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);
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VIRTUAL
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BOOLEAN
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ReadMbString(
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IN PSTR String,
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IN DWORD BufferSize,
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INOUT PDWORD StringSize,
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IN PSTR Delimiters,
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IN BOOLEAN ExpandTabs DEFAULT FALSE,
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IN DWORD TabExp DEFAULT 8
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);
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VIRTUAL
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BOOLEAN
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ReadWString(
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IN PWSTR String,
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IN DWORD BufferSize,
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INOUT PDWORD StringSize,
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IN PWSTR Delimiters,
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IN BOOLEAN ExpandTabs DEFAULT FALSE,
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IN DWORD TabExp DEFAULT 8
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);
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VIRTUAL
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BOOLEAN
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ReadString(
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OUT PWSTRING String,
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IN PWSTRING Delimiters,
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IN BOOLEAN Unicode DEFAULT FALSE
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);
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protected:
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VIRTUAL
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HANDLE
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QueryHandle(
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) CONST;
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private:
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NONVIRTUAL
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VOID
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Construct(
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);
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HANDLE _Handle;
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};
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#endif // _PRINT_STREAM_
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