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<h1 class="page-title">Button View</h1>
<h2 id="button-view">Button View</h2>
<p>A button view supports displaying a button on a screen.</p>
<h2 id="general-information">General Information</h2>
<blockquote>
<p><img class="emoji" title=":information_source:" alt=":information_source:" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" height="20" width="20"> A button view is defined with a percent (%) and the characters BT, followed by the view number. For example: <code class="language-plaintext highlighter-rouge">%BT1</code></p>
</blockquote>
<blockquote>
<p><img class="emoji" title=":information_source:" alt=":information_source:" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" height="20" width="20"> See <a href="/enigma-bbs/art/mci.html">MCI</a> for general information on how to use views and common configuration properties available for them.</p>
</blockquote>
<h3 id="properties">Properties</h3>
<table>
<thead>
<tr>
<th>Property</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr>
<td><code class="language-plaintext highlighter-rouge">text</code></td>
<td>Sets the text to display on the button</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">textStyle</code></td>
<td>Sets the standard (non-focus) text style. See <strong>Text Styles</strong> in <a href="/enigma-bbs/art/mci.html">MCI</a>
</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">focusTextStyle</code></td>
<td>Sets focus text style. See <strong>Text Styles</strong> in <a href="/enigma-bbs/art/mci.html">MCI</a>
</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">width</code></td>
<td>Sets the width of a view to display one or more columns horizontally (default 15)</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">focus</code></td>
<td>If set to <code class="language-plaintext highlighter-rouge">true</code>, establishes initial focus</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">submit</code></td>
<td>If set to <code class="language-plaintext highlighter-rouge">true</code> any <code class="language-plaintext highlighter-rouge">accept</code> action upon this view will submit the encompassing <strong>form</strong>
</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">argName</code></td>
<td>Sets the argument name for this selection in the form</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">justify</code></td>
<td>Sets the justification of each item in the list. Options: left (default), right, center</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">fillChar</code></td>
<td>Specifies a character to fill extra space longer than the text length. Defaults to an empty space</td>
</tr>
<tr>
<td><code class="language-plaintext highlighter-rouge">textOverflow</code></td>
<td>If the button text cannot be displayed due to <code class="language-plaintext highlighter-rouge">width</code>, set overflow characters. See <strong>Text Overflow</strong> below</td>
</tr>
</tbody>
</table>
<h3 id="text-overflow">Text Overflow</h3>
<p>The <code class="language-plaintext highlighter-rouge">textOverflow</code> option is used to specify what happens when a text string is too long to fit in the <code class="language-plaintext highlighter-rouge">width</code> defined.</p>
<blockquote>
<p><img class="emoji" title=":information_source:" alt=":information_source:" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" height="20" width="20"> If <code class="language-plaintext highlighter-rouge">textOverflow</code> is not specified at all, a button can become wider than the <code class="language-plaintext highlighter-rouge">width</code> if needed to display the text value.</p>
</blockquote>
<blockquote>
<p><img class="emoji" title=":information_source:" alt=":information_source:" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" height="20" width="20"> Setting <code class="language-plaintext highlighter-rouge">textOverflow</code> to an empty string <code class="language-plaintext highlighter-rouge">textOverflow: ""</code> will cause the item to be truncated if necessary without any characters displayed</p>
</blockquote>
<blockquote>
<p><img class="emoji" title=":information_source:" alt=":information_source:" src="https://github.githubassets.com/images/icons/emoji/unicode/2139.png" height="20" width="20"> Otherwise, setting <code class="language-plaintext highlighter-rouge">textOverflow</code> to one or more characters will truncate the value if necessary and display those characters at the end. i.e. <code class="language-plaintext highlighter-rouge">textOverflow: ...</code></p>
</blockquote>
<h2 id="example">Example</h2>
<p><img src="../../assets/images/button_view_example1.gif" alt="Example" title="Button"></p>
<details>
<summary>Configuration fragment (expand to view)</summary>
<div>
<div class="language-plaintext highlighter-rouge">
<div class="highlight"><pre class="highlight"><code>BT1: {
submit: true
justify: center
argName: btnSelect
width: 17
focusTextStyle: upper
text: Centered button
}
</code></pre></div> </div>
</div>
</details>
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