[PySide] animate QStackedLayout?

Juande Manjon juande at jdmanjon.net
Sat Apr 7 19:47:02 CEST 2012


Hi Aaron,

Pretty cool your solutions!

Just a comment about animated_widgets_with_only_one_widget, there is an 
visibility issue when window is resize.

Happy Easter!
Juande

> Hello Frank!
>
> I slightly changed my code to your new informations and added comments 
> for better understanding;-)! I also changed the sorting method to show 
> you a possibility to separe checked from unchecked checkboxes. Because 
> I first thought, that multiple pages must be visible at once, I 
> created two versions, but according to your mail, the second 
> possibility will meet your requirements closer I guess. But the 
> multi-version might be interesting for others:
>
> Mutliple pages visible:
> http://pastebin.com/hW0zeL4P
>
> Only one page visible:
> http://pastebin.com/cjn0UuA9
>
> Easter-greetings
>
>
>
>
>
>
>
>
> Am 07.04.2012 01:51, schrieb Frank Rueter | OHUfx:
>> I agree, it does seem off, which is why I'm throwing it out here to 
>> get some ideas on how to tackle this from more experienced peeps.
>>
>> I will try to clarify what I'm after:
>> The idea is to have a collection of buttons per category, let's say a 
>> "page" of buttons. When the category is chosen via the buttons on the 
>> left, the requested page with buttons slides into view pushing the 
>> current one out of view. It's like an animated toolbox.
>>
>> I like your suggestion, will investigate.
>>
>> Cheers,
>> frank
>>
>>
>>
>> On 6/04/12 11:31 PM, Sebastian Elsner wrote:
>>> This Approach seems really off, Frank. I am not really getting what 
>>> you want to do, maybe you can give us the specific purpose of 
>>> this... What I could imagine is using a QScrollArea, which makes a 
>>> QGridLayout scrollable.
>>>
>>>
>>> Am 06.04.2012 09:13, schrieb Frank Rueter | OHUfx:
>>>> yes, I think I'm starting to get it, thanks.
>>>>
>>>> So here is a very rough and ugly test using a single animated table 
>>>> (feel free to laugh):
>>>> http://pastebin.com/PbZ8ismH
>>>>
>>>> I am trying to see if it's feasible to stuff all my widgets into 
>>>> one big table, then animate the table's position so that only the 
>>>> requested column(s) are within the view according to which button 
>>>> is pushed on the left hand side. Obviously I'd have to hide the 
>>>> headers and lines etc. (no idea how to do that yet either).
>>>>
>>>> What do people think how best to approach this? The above doesn't 
>>>> feel right and I'd have to do a lot of hacking to make this look 
>>>> pretty (though the animation is easy to control as it's just one 
>>>> widget). Or should I rather create one table per button and move 
>>>> them around as a group (I guess I could hide the unwanted tables as 
>>>> well then).
>>>>
>>>> Or does anyone have completely different ideas how to tackle this? 
>>>> I'm sure there is a way more elegant solution.
>>>> I'm  still trying to stick to default QT stuff before I dive into 
>>>> Qt Quick and such.
>>>>
>>>> Thanks for all the help and pointers so far!
>>>>
>>>> frank
>>>>
>>>>
>>>> On 4/6/12 6:28 PM, Tibold Kandrai wrote:
>>>>> Hi!
>>>>>
>>>>> Exactly! Instead of QAnimationGroup you have to use 
>>>>> QParallelAnimationGroup 
>>>>> <http://qt-project.org/doc/qt-4.8/qparallelanimationgroup.html>orQSequentialAnimationGroup 
>>>>> <http://qt-project.org/doc/qt-4.8/qsequentialanimationgroup.html>.
>>>>> Or you can create your own group by subclassing QAnimationGroup if 
>>>>> you have special needs. :)
>>>>>
>>>>> Cheers,
>>>>> Tibold
>>>>>
>>>>> On 06/04/2012 06:45, Frank Rueter | OHUfx wrote:
>>>>>> I think I found the problem in the fact that it's an abstract 
>>>>>> class and not meant to be used directly.
>>>>>> the joy of learning new stuff....
>>>>>>
>>>>>>
>>>>>> On 4/6/12 4:05 PM, Frank Rueter | OHUfx wrote:
>>>>>>> Thanks again for this tip Tibold. It seems to be what I'm after, 
>>>>>>> though I just discovered that QAnimationGroup doesn't seem to be 
>>>>>>> supported in PySide. I got this error when I tried to create an 
>>>>>>> instance of it:
>>>>>>>
>>>>>>> NotImplementedError: 'QAnimationGroup' represents a C++ abstract 
>>>>>>> class and cannot be instantiated
>>>>>>>
>>>>>>>
>>>>>>> I will try and add all widgets to one "page" widget (whatever 
>>>>>>> that may be, I need to find out yet), and then apply the 
>>>>>>> animation to that.
>>>>>>> Fingers crossed...
>>>>>>>
>>>>>>> Cheers,
>>>>>>> frank
>>>>>>>
>>>>>>>
>>>>>>> On 4/4/12 7:29 PM, Tibold Kandrai wrote:
>>>>>>>> Hey!
>>>>>>>>
>>>>>>>> Try QtAnimation:
>>>>>>>> http://qt-project.org/doc/qt-4.8/animation-overview.html
>>>>>>>>
>>>>>>>> I use it with in a QGraphicsWidget, but this should work everywhere AFAIR.
>>>>>>>>
>>>>>>>> Cheers,
>>>>>>>> Tibold
>>>>>>>>
>>>>>>>> On 04/04/2012 06:46, Frank Rueter | OHUfx wrote:
>>>>>>>>> Hi everyone,
>>>>>>>>>
>>>>>>>>> I'm very new to Qt/PySide and am wondering if it's possible to add an
>>>>>>>>> animation effect to, let's say, QStackedLayout, for when the page
>>>>>>>>> changes. I guess it'd something similar to the way the AppStore works.
>>>>>>>>>
>>>>>>>>> In this example I'd like to see the new button "push" the old button out
>>>>>>>>> of view when the combobox changes:
>>>>>>>>> http://pastebin.com/i5sFgQzE
>>>>>>>>>
>>>>>>>>> I'm happy to take a good ol' fashioned RTFM, I'm just having a hard time
>>>>>>>>> finding the right bit of information out there.
>>>>>>>>>
>>>>>>>>> Any help would be greatly appreciated.
>>>>>>>>>
>>>>>>>>> Cheers,
>>>>>>>>> frank
>>>>>>>>> _______________________________________________
>>>>>>>>> PySide mailing list
>>>>>>>>> PySide at qt-project.org
>>>>>>>>> http://lists.qt-project.org/mailman/listinfo/pyside
>>>>>>>>
>>>>>>>>
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>>>>>
>>>>> -- 
>>>>> Tibold Kandrai,
>>>>> CEO @ Dotz Team I/S,
>>>>> Software developer, consultant
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> PySide mailing list
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