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Re: Plugin context menu conditions [message #659112]

Fri, 11 March 2011 06:01

Deepak Azad

Messages: 543
Registered: July 2009

Senior Member

On 3/11/2011 1:13 AM, ShatyUT wrote:
> I have a plugin project going. I am able to add a command to the context
> menu but I would like to be able to execute some Java code to determine
> if the item should be added to the menu. Is that possible?
>
> I've seen plenty of examples for checking for count and stuff...even if
> the element is an instandOf a specific class but I need to narrow it
> down even further. Does someone have any examples of how to point to a
> method of a Java class that will return true or false to determine
> whether to display the menu item?
>
> Thanks for any help!

You want eclipse.platform newsgroup, cc'ing.

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Re: Plugin context menu conditions [message #659194 is a reply to message #659112]

Fri, 11 March 2011 12:49

Paul Webster

Messages: 6859
Registered: July 2009
Location: Ottawa

Senior Member

On 03/11/2011 01:01 AM, Deepak Azad wrote:
> On 3/11/2011 1:13 AM, ShatyUT wrote:
>> I have a plugin project going. I am able to add a command to the context
>> menu but I would like to be able to execute some Java code to determine
>> if the item should be added to the menu. Is that possible?

Use the org.eclipse.core.expressions.propertyTesters extension point and
a subclass of org.eclipse.core.expressions.PropertyTester. Read the
visibleWhen clause in the org.eclipse.ui.menus extension point
description for info on how to use <test/>

PW

--
Paul Webster
http://wiki.eclipse.org/Platform_Command_Framework
http://wiki.eclipse.org/Command_Core_Expressions
http://wiki.eclipse.org/Platform_Expression_Framework
http://wiki.eclipse.org/Menu_Contributions
http://wiki.eclipse.org/Menus_Extension_Mapping
http://help.eclipse.org/galileo/index.jsp?topic=/org.eclipse .platform.doc.isv/guide/workbench.htm

Paul Webster
http://wiki.eclipse.org/Platform_Command_Framework
http://wiki.eclipse.org/Command_Core_Expressions
http://wiki.eclipse.org/Menu_Contributions

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