d0340d13eb
removed footer date for the time being (to prevent too much changes in documentation) implemented cleaning of GLUT bitmap font lists removed unused function in uicontext class renamed chm file added missing documentation back in nvcontext.xml git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2254 8e941d3f-bd1b-0410-a28a-d453659cc2b4
80 lines
3.5 KiB
HTML
80 lines
3.5 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<meta content="text/html; charset=utf-8" http-equiv="Content-Type">
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<title>UIContext.doRadioButton</title>
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<link rel="stylesheet" href="../fpdoc.css" type="text/css">
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</head>
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<table class="bar" width="100%" border="0" cellpadding="4" cellspacing="0">
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<tr>
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<td><b>[<a href="../nvcontext/index.html">Overview</a>][<a href="../nvcontext/index-4.html">Classes</a>][<a href="../nvcontext/index-8.html">Index</a>]</b></td>
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<td align="right"><span class="bartitle">Reference for unit 'nvContext' (<a href="../index.html">#nvidia-widgets</a>)</span></td>
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<h1>UIContext.doRadioButton</h1>
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<p>UI method for rendering and processing a radio button</p>
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<h2>Declaration</h2>
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<p>Source position: nvcontext.pas line 130</p>
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<td><p><tt><span class="code"> <span class="kw">public</span> <span class="kw">function</span> <a href="../nvcontext/uicontext.html">UIContext</a><span class="sym">.</span>doRadioButton<span class="sym">(</span></span></tt></p></td>
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<td><p><tt><span class="code"> reference<span class="sym">: </span>Integer<span class="sym">;</span></span></tt></p></td>
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<td><p><tt><span class="code"> <span class="kw">const </span>r<span class="sym">: </span><a href="../nvtypes/rect.html">Rect</a><span class="sym">;</span></span></tt></p></td>
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<td><p><tt><span class="code"> <span class="kw">const </span>Text<span class="sym">: </span><span class="sym">;</span></span></tt></p></td>
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<td><p><tt><span class="code"> <span class="kw">var </span>Value<span class="sym">: </span>Integer<span class="sym">;</span></span></tt></p></td>
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<td><p><tt><span class="code"> style<span class="sym">: </span>Integer <span class="sym">=</span> <span class="num">0</span></span></tt></p></td>
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<td><p><tt><span class="code"><span class="sym">):</span>Boolean<span class="sym">;</span></span></tt></p></td>
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<h2>Arguments</h2>
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<table cellpadding="0" cellspacing="0">
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<td valign="top"><p><tt><span class="code">reference</span></tt></p></td>
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<td><p> </p></td>
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<td><p class="cmt">The reference int value represented by this radio button.</p></td>
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<td valign="top"><p><tt><span class="code">r</span></tt></p></td>
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<td><p> </p></td>
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<td><p class="cmt">optionally provides a location and size for the button</p></td>
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</tr>
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<td valign="top"><p><tt><span class="code">Text</span></tt></p></td>
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<td><p> </p></td>
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<td><p class="cmt">text to display on the button</p></td>
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<td valign="top"><p><tt><span class="code">Value</span></tt></p></td>
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<td><p> </p></td>
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<td><p class="cmt">The value parameter compared to the reference value parameter.</p></td>
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<td valign="top"><p><tt><span class="code">style</span></tt></p></td>
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<td><p> </p></td>
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<td><p class="cmt">optional style flag to modify the look </p></td>
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</tr>
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</table>
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<h2>Function result</h2>
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<p>True if the radio button value changed</p>
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<h2>Description</h2>
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<p>Radio buttons are typically used in groups to display and edit the possible reference values taken by an integer value. </p>
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<p>One radio button is representing a possible reference value taken by the current value. It is displaying a boolean state true if the current value is equal to the reference value.</p>
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<img alt="" src="../fpdoc/images/radiobutton.png">
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