Editing doAction - FilterMeisterWiki

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= doAction =
== Syntax ==
:{{doAction(int action)}}
== Arguments ==
:'''action'''
::The action to be performed (preview, apply, cancel etc)
== Description ==
:Performs one of several predefined control actions specified by its argument action, where action may have one of the following predefined symbolic constant values:

||'''Symbolic Constant''' || '''Control Action''' || 
||CA_PREVIEW || Updates the proxy preview window. || 
||CA_APPLY || Applies the filter to the original source image and exits the plug-in. || 
||CA_CANCEL || Exits the plug-in filter without modifying the original source image. || 
||CA_EDIT || Enters or exits source code editing mode (ignored in standalone filters). || 
||CA_ABOUT || Displays the ABOUT dialog box. || 
||CA_RESET || Resets all controls to their initial values. || 
||CA_NONE || Performs no action. || 
== Example ==
<code>
// Display the plug-in about box
doAction( CA_ABOUT );
</code>
== Comments ==
:Everyone can add his comments about his experiences with this function here. Tips for using it are welcome, too.

Summary of change:
Add document to category: