82 lines
2.0 KiB
Plaintext
82 lines
2.0 KiB
Plaintext
<page xmlns="http://projectmallard.org/1.0/"
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type="topic"
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id="scale">
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<info>
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<link type="guide" xref="index#dialogs"/>
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<desc>Use the <cmd>--scale</cmd> option.</desc>
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<include href="legal.xml" xmlns="http://www.w3.org/2001/XInclude" />
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</info>
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<title>Scale Dialog</title>
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<p>
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Use the <cmd>--scale</cmd> option to create a scale dialog.
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</p>
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<p>
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The scale dialog supports the following options:
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</p>
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<terms>
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<item>
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<title><cmd>--text</cmd>=<var>TEXT</var></title>
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<p>Set the dialog text. (Default: Adjust the scale value)</p>
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</item>
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<item>
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<title><cmd>--value</cmd>=<var>VALUE</var></title>
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<p>Set initial value. (Default: 0) You must specify value between minimum value to maximum value.</p>
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</item>
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<item>
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<title><cmd>--min-value</cmd>=<var>VALUE</var></title>
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<p>Set minimum value. (Default: 0)</p>
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</item>
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<item>
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<title><cmd>--max-value</cmd>=<var>VALUE</var></title>
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<p>Set maximum value. (Default: 100)</p>
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</item>
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<item>
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<title><cmd>--step</cmd>=<var>VALUE</var></title>
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<p>Set step size. (Default: 1)</p>
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</item>
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<item>
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<title><cmd>--print-partial</cmd></title>
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<p>Print value to standard output, whenever a value is changed. </p>
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</item>
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<item>
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<title><cmd>--hide-value</cmd></title>
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<p>Hide value on dialog.</p>
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</item>
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</terms>
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<p>
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The following example script shows how to create a scale dialog:
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</p>
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<code>
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#!/bin/sh
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VALUE=`zenity --scale --text="Select window transparency." --value=50`
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case $? in
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0)
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echo "You selected $VALUE%.";;
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1)
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echo "No value selected.";;
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-1)
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echo "An unexpected error has occurred.";;
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esac
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</code>
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<figure>
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<title>Scale Dialog Example</title>
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<desc><app>Zenity</app> scale dialog example</desc>
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<media type="image" mime="image/png" src="figures/zenity-scale-screenshot.png"/>
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</figure>
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</page>
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