[Paraview] undo with a custom pqObjectPanel

[Utkarsh Ayachit]

The panel should be listening to changes in the server manager
properties to update the panels. This will also help in the case where
a property is updated from the python shell.

Utkarsh

On Wed, Feb 17, 2010 at 6:34 AM, Paul Edwards <paul.m.edwards at gmail.com> wrote:
> I am only updating in the accept() and I am having the same problem as the
> calculator - undo/redo is actually working, just not updating the GUI.  What
> will you be doing to fix this for the calculator as I need to do the same
> for my plugin?  (or could the paraview framework be updated to call reset()
> after the server properties are updated? - this would fix both the
> calculator and my plugin.....)
> Thanks,
> Paul
>
> On 16 February 2010 15:04, Utkarsh Ayachit <utkarsh.ayachit at kitware.com>
> wrote:
>>
>> So long as object inspector panels, don't change any server manager
>> properties anywhere except in the accept(), you don't need to worry
>> about undo-redo.
>> The calculator has a bug (which is being fixed currently) though the
>> undo-redo work correctly, the panel never updates to reflect the
>> current underlying property value and hence never updates.
>>
>> Utkarsh
>>
>> On Tue, Feb 16, 2010 at 6:12 AM, Paul Edwards <paul.m.edwards at gmail.com>
>> wrote:
>> > Hi,
>> > I have a custom object panel but I do not know how to make this update
>> > with
>> > the undo/redo framework.  The current operation is that all the widgets
>> > are
>> > linked to the setModified signal, the "Accept" method will gather the
>> > information from the widgets and update the server, and the "Reset"
>> > method
>> > will get the data from the server and update the GUI.  The buttons are
>> > working as expected except for the undo where the GUI is not updated to
>> > reflect the changes - is there a method I need to implement to do this?
>> >  I
>> > look at pqCalculatorPanel in ParaView and noticed that it doesn't update
>> > with undo either (is this a bug?)....
>> > Thanks in advance for any help,
>> > Paul
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