forked from len0rd/rockbox
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9335 a1c6a512-1295-4272-9138-f99709370657
112 lines
5.9 KiB
TeX
112 lines
5.9 KiB
TeX
\subsection{Text Viewer}
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This is a Viewer for text files with word wrap. Just open a .txt file to
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display it. The text vewer features controls to handle various styles of text
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formatting, has top{}-of{}-file and bottom{}-of{}-file buttons. You can view
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files without a \fname{.txt} extension by using \textbf{Open with} from the
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\textbf{File Menu} (see page \pageref{ref:Filemenu}).
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\subsubsection{Mode settings}
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\begin{itemize}
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\item\textbf{Word mode} toggles between Wrap and Chop.
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\begin{itemize}
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\item\textbf{Wrap} breaks lines at white space or hyphen.
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\item\textbf{Chop} breaks lines at the maximum column limit.
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\end{itemize}
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\item\textbf{Line mode} cycles through Normal, Join and Expand.
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\begin{itemize}
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\item\textbf{Normal} breaks lines at newline characters.
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\item\textbf{Join} ignores unpaired newline characters (i.e., joins lines). Useful for adopting the orphans that occur with e{}-mail style (i.e.,pre{}-wrapped) text files.
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\item\textbf{Expand} doubles unpaired newlines (i.e., adds a blank line). Useful for making the paragraphs clearer in some book style text files.
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\end{itemize}
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\item\textbf{View mode} toggles between Narrow and Wide.
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\begin{itemize}
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\item\textbf{Narrow} sets maximum column to the screen width.
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\item\textbf{Wide} sets maximum column to 114. Useful for navigating large files. (Currently, Wide and Join cannot be selected together.)
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\end{itemize}
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\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IPOD_4G_PAD}{
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\item\textbf{Page mode} toggles between Normal and Overlap.
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\begin{itemize}
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\item\textbf{Normal} sets page{}-down/page{}-up to one full screen.
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\item\textbf{Overlap} tells page{}-down/page{}-up to retain one line from previous screen.
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\end{itemize}
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\item\textbf{Scrollbar mode} toggles scrollbar for the current View mode.
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\begin{itemize}
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\item\textbf{Narrow mode} has no scrollbar by default, until toggled.
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\item\textbf{Wide mode} has a scrollbar by default, until toggled.
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\end{itemize}
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}
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\end{itemize}
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Settings are not remembered after the viewer has been exited.
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\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IPOD_4G_PAD}{
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If file fits on one screen, there is no scrollbar and toggling Scrollbar mode has no effect.}
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\begin{table}[ht!]
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\begin{center}
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\begin{tabular}{ll}\toprule
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\textbf{Key} & \textbf{Action}\\\midrule
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\opt{PLAYER_PAD}{\ButtonLeft}\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}
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{\ButtonUp}\opt{IPOD_4G_PAD}{\ButtonScrollBack} & Page{}-up (one screen up)\\
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\opt{PLAYER_PAD}{\ButtonRight}\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}
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{\ButtonDown}\opt{IPOD_4G_PAD}{\ButtonScrollFwd} & Page{}-down (one screen down)\\
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\opt{PLAYER_PAD}{\ButtonMenu+\ButtonLeft}
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\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IPOD_4G_PAD,IAUDIO_X5_PAD}
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{\ButtonLeft} & Top of file (Narrow mode) One screen left (Wide mode)\\
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\opt{PLAYER_PAD}{\ButtonMenu+\ButtonRight}
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\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IPOD_4G_PAD,IAUDIO_X5_PAD}
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{\ButtonRight} & Bottom of file (Narrow mode) One screen right (Wide mode)\\
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\opt{RECORDER_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonUp & One line up\\}
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\opt{RECORDER_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonDown & One line down\\}
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\opt{RECORDER_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonLeft & One column left\\}
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\opt{RECORDER_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonRight & One column right\\}
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\opt{PLAYER_PAD}{\ButtonOn+\ButtonLeft}\opt{RECORDER_PAD}{\ButtonFOne}
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\opt{ONDIO_PAD}{\ButtonMenu+\ButtonLeft}\opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonRec}
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\opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonLeft}\opt{IAUDIO_X5_PAD}{\ButtonPlay}
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& Toggles Word mode\\
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\opt{PLAYER_PAD}{\ButtonOn+\ButtonMenu+\ButtonRight}\opt{RECORDER_PAD}{\ButtonFTwo}
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\opt{ONDIO_PAD}{\ButtonMenu+\ButtonUp}\opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonMode}
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\opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonPlay}\opt{IAUDIO_X5_PAD}{Long press on \ButtonPlay}
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& Cycles line mode\\
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\opt{PLAYER_PAD}{\ButtonOn+\ButtonRight}\opt{RECORDER_PAD}{\ButtonFThree}
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\opt{ONDIO_PAD}{\ButtonMenu+\ButtonRight}\opt{IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}{\ButtonSelect}
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\opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonRight}
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& Toggles view mode\\
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\opt{RECORDER_PAD}{\ButtonOn+\ButtonFOne & Toggles page mode\\}
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\opt{ONDIO_PAD}{\ButtonMenu+\ButtonDown & Toggles page mode\\}
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\opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonMode & Toggles page mode\\}
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\opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonMenu+\ButtonLeft & Toggles page mode\\}
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\opt{RECORDER_PAD}{\ButtonOn+\ButtonFThree & Toggles scrollbar mode\\}
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\opt{ONDIO_PAD}{\ButtonMenu+\ButtonOff & Toggles scrollbar mode\\}
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\opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn+\ButtonRec & Toggles scrollbar mode\\}
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\opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonLeft+\ButtonRight & Toggles scrollbar mode\\}
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\opt{PLAYER_PAD}{\ButtonStop}\opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}
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{\ButtonOff}\opt{IPOD_4G_PAD}{\ButtonMenu}\opt{IAUDIO_X5_PAD}{\ButtonPower}
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& Exit text viewer\\\bottomrule
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\end{tabular}
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\end{center}
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\end{table}
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\subsubsection{Compatibility}
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\begin{itemize}
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\item Correctly reads plain text files in Unix, Win/DOS, or Macintosh
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format. Latin{}-alphabet Unicode files are a l m o s t r e a d a b l
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e.
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\item Currently prefers fixed{}-width fonts. With proportional fonts,
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pretends all characters are the width of a lower{}-case 'o'.
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\item Currently messages are in English
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\item Does not currently support right{}-to{}-left languages.
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\end{itemize}
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