Use const storage class on a few declarations to save SRAM

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4523 42af7a65-404d-4744-a932-0658087f49c3
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patacongo 2012-03-25 21:05:02 +00:00
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<h1>NXWidgets</h1> <h1>NXWidgets</h1>
<p> <p>
In order to better support NuttX based platforms, a special graphical userinterface has been created called NXWidgets. In order to better support NuttX based platforms, a special graphical userinterface has been created called NXWidgets.
NXWidgets is written in C++ and integrates seamlessly with the NuttX NX graphics subsystem in order to provide graphic objects, or &quot;widgets,&quot; in the NX Graphics Subsystem NXWidgets is written in C++ and integrates seamlessly with the NuttX <a href="NXGraphicsSubsystem.html">NX graphics subsystem</a> in order to provide graphic objects, or &quot;widgets,&quot; in the NX Graphics Subsystem
</p> </p>
<p> <p>
Some of the features of NXWidgets include: Some of the features of NXWidgets include:
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No additional C++ support libraries are required. No additional C++ support libraries are required.
</li> </li>
<li><b>NX Integration</b>. <li><b>NX Integration</b>.
NXWidgets integrate seamlessly with the NX graphics system. NXWidgets integrate seamlessly with the <a href="NXGraphicsSubsystem.html">NX graphics subsystem</a>.
Think of the X server under Linux … the NX graphics system is like a tiny X server that provides windowing under NuttX. Think of the X server under Linux … the NX graphics system is like a tiny X server that provides windowing under NuttX.
By adding NXWidgets, you can support graphics objects like buttons and text boxes in the NX windows and toolbars. By adding NXWidgets, you can support graphics objects like buttons and text boxes in the NX windows and toolbars.
</li> </li>