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<html>
<head>
<title>EAGLE Help: dlgPushButton</title>
</head>
<body bgcolor=white>
<font face=Helvetica,Arial>
<hr>
<i>EAGLE Help</i>
<h1><center>dlgPushButton</center></h1>
<hr>
<dl>
<dt>
<b>Function</b>
<dd>
Defines a push button.
<p>
<dt>
<b>Syntax</b>
<dd>
<tt>dlgPushButton(string Text) <i>statement</i></tt>
<p>
<dt>
<b>Description</b>
<dd>
The <tt>dlgPushButton</tt> statement defines a push button with the given <tt>Text</tt>.
<p>
If <tt>Text</tt> contains an <tt>'&'</tt>, the character following the ampersand
will become a hotkey, and when the user hits <tt>Alt+hotkey</tt>, the button will be selected.
To have an actual <tt>'&'</tt> character in the text it has to be <a href=317.htm>escaped</a>.
<p>
If <tt>Text</tt> starts with a <tt>'+'</tt> character, this button will become the default
button, which will be selected if the user hits ENTER.<br>
If <tt>Text</tt> starts with a <tt>'-'</tt> character, this button will become the cancel
button, which will be selected if the user closes the dialog.<br>
<b>CAUTION: Make sure that the <tt>statement</tt> of such a marked cancel button contains
a call to <a href=316.htm>dlgReject()</a>! Otherwise the user may be unable
to close the dialog at all!</b><br>
To have an actual <tt>'+'</tt> or <tt>'-'</tt> character as the first character of the text
it has to be <a href=317.htm>escaped</a>.
<p>
If the user selects a <tt>dlgPushButton</tt>, the given <tt>statement</tt> is executed.<br>
Before the <tt>statement</tt> is executed, all variables that have been used with dialog objects
are updated to their current values, and any changes made to these variables inside the
<tt>statement</tt> will be reflected in the dialog when the statement returns.
<p>
</dl>
<b>See also</b> <a href=311.htm>Layout Information</a>,
<a href=312.htm>Dialog Functions</a>,
<a href=318.htm>A Complete Example</a>
<p>
<b>Example</b>
<pre>
int defaultWidth = 10;
int defaultHeight = 20;
int width = 5;
int height = 7;
dlgPushButton("&Reset defaults") {
width = defaultWidth;
height = defaultHeight;
}
dlgPushButton("+&Accept") dlgAccept();
dlgPushButton("-Cancel") { if (dlgMessageBox("Are you sure?", "Yes", "No") == 0) dlgReject(); }
</pre>
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