<?xml version="1.0" encoding="utf-8"?>
<page xmlns="http://projectmallard.org/1.0/" type="topic" id="scale" lang="ja">
  <info>
    <link type="guide" xref="index#dialogs"/>
    <desc><cmd>--scale</cmd> の使用</desc>
    <license xmlns="http://projectmallard.org/1.0/" href="https://www.gnu.org/licenses/old-licenses/fdl-1.1.txt">

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  <credit type="translator copyright"><name>赤星　柔充</name><email>yasumichi@vinelinux.org</email><years>2011,2012</years></credit></info>
  <title>スケールダイアログ</title>
  <p>スケールダイアログを作成するには、<cmd>--scale</cmd> というオプションを使ってください。</p>
  <p>スケールダイアログは、以下のオプションをサポートしています。</p>

  <terms>

    <item>
      <title><cmd>--text</cmd>=<var>テキスト</var></title>
      <p>ダイアログのテキストを指定します。(既定値: スケール値の調整)</p>
    </item>

    <item>
      <title><cmd>--value</cmd>=<var>値</var></title>
      <p>初期値を指定します。 (既定値: 0) 最小値から最大値の間で指定しなければなりません。</p>
    </item>

    <item>
      <title><cmd>--min-value</cmd>=<var>値</var></title>
      <p>最小値を指定します。 (既定値: 0)</p>
    </item>

    <item>
      <title><cmd>--max-value</cmd>=<var>値</var></title>
      <p>最大値を指定します。 (既定値: 100)</p>
    </item>

    <item>
      <title><cmd>--step</cmd>=<var>値</var></title>
      <p>刻み幅を指定します。 (既定値: 1)</p>
    </item>

    <item>
      <title><cmd>--print-partial</cmd></title>
      <p>値が変更される度に標準出力へ値を出力します。</p>
    </item>

    <item>
      <title><cmd>--hide-value</cmd></title>
      <p>ダイアログで値を非表示にします。</p>
    </item>

  </terms>

  <p>以下のスクリプトの例でスケールダイアログの作成方法を示します。</p>

<code>
#!/bin/sh

VALUE=`zenity --scale --text="ウィンドウの透過率を指定してください。" --value=50`

case $? in
         0)
		echo "$VALUE% が指定されました。";;
         1)
                echo "値が指定されませんでした。";;
        -1)
                echo "予期せぬエラーが発生しました。";;
esac
</code>

  <figure>
    <title>スケールダイアログの例</title>
    <desc><app>Zenity</app> スケールダイアログの例</desc>
    <media type="image" mime="image/png" src="figures/zenity-scale-screenshot.png"/>
  </figure>

</page>
