192 lines
3.1 KiB
C++
192 lines
3.1 KiB
C++
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#if !defined( _VERTICAL_TEXT_SCROLL_ )
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#define _VERTICAL_TEXT_SCROLL_
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#include "edit.hxx"
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DECLARE_CLASS( LOG_IO_DP_DRIVE );
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class VERTICAL_TEXT_SCROLL : public EDIT_OBJECT {
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public:
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NONVIRTUAL
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VERTICAL_TEXT_SCROLL(
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) {};
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VIRTUAL
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BOOLEAN
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Initialize(
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IN HWND WindowHandle,
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IN INT ClientHeight,
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IN INT ClientWidth,
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IN PLOG_IO_DP_DRIVE Drive
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) = 0;
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NONVIRTUAL
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BOOLEAN
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Initialize(
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IN HWND WindowHandle,
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IN INT NumLines,
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IN INT ClientHeight,
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IN INT ClientWidth,
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IN INT CharHeight,
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IN INT CharWidth
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);
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NONVIRTUAL
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VOID
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SetRange(
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IN HWND WindowHandle,
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IN INT NumLines
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);
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VIRTUAL
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VOID
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ClientSize(
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IN INT Height,
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IN INT Width
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);
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VIRTUAL
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VOID
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ScrollUp(
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IN HWND WindowHandle
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);
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VIRTUAL
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VOID
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ScrollDown(
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IN HWND WindowHandle
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);
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VIRTUAL
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VOID
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PageUp(
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IN HWND WindowHandle
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);
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VIRTUAL
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VOID
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PageDown(
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IN HWND WindowHandle
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);
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VIRTUAL
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VOID
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ThumbPosition(
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IN HWND WindowHandle,
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IN INT NewThumbPosition
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);
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NONVIRTUAL
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INT
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QueryNumLines(
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) CONST;
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NONVIRTUAL
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INT
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QueryScrollPosition(
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) CONST;
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NONVIRTUAL
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INT
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QueryClientHeight(
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) CONST;
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NONVIRTUAL
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INT
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QueryClientWidth(
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) CONST;
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NONVIRTUAL
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INT
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QueryCharHeight(
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) CONST;
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NONVIRTUAL
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INT
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QueryCharWidth(
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) CONST;
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NONVIRTUAL
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VOID
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WriteLine(
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IN HDC DeviceContext,
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IN INT LineNumber,
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IN PTCHAR String
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);
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private:
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NONVIRTUAL
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VOID
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UpdateScrollPosition(
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IN HWND WindowHandle
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);
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INT _num_lines;
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LONG _scroll_position;
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INT _client_height;
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INT _client_width;
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LONG _char_height;
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LONG _char_width;
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};
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryNumLines(
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) CONST
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{
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return _num_lines;
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}
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryScrollPosition(
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) CONST
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{
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return _scroll_position;
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}
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryClientHeight(
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) CONST
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{
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return _client_height;
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}
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryClientWidth(
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) CONST
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{
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return _client_width;
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}
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryCharHeight(
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) CONST
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{
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return _char_height;
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}
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INLINE
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INT
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VERTICAL_TEXT_SCROLL::QueryCharWidth(
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) CONST
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{
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return _char_width;
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}
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#endif
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