[PyQt] pyqt5qmlplugin

[Marcus Ottosson]

It looks for a class that is derived from QQmlExtensionPlugin.

Fair enough, but how come it doesn’t work?
​

On 9 November 2014 11:16, Phil Thompson <phil at riverbankcomputing.com> wrote:

> On 09/11/2014 10:54 am, Marcus Ottosson wrote:
>
>> Hi,
>>
>> I’m attempting to write a Python plug-in for QML but are having issues in
>> getting it to work.
>>
>>    -
>>
>>    PyQt5 5.3.2/5.3.1
>>     -
>>
>>    Qt 5.3.2/5.3.1
>>     -
>>
>>    Python 2.7
>>     -
>>
>>    Ubuntu 12.04 and Windows 8
>>
>> Running the Charts example produces the error:
>>
>> ..extending/chapter6-plugins/app.qml:42 module "Charts" is not installed
>>
>> And writing my own does the same. In fact, I’m having trouble
>> understanding
>> how the qmldir is able to provide enough information about which class to
>> use as subclass of QQmlExtensionPlugin.
>>
>> Here’s the Charts qmldir file.
>>
>> module Charts
>> plugin pyqt5qmlplugin
>>
>> I also tried modifying it to point to the directory with the
>> pyqt5qmlplugin
>> library.
>>
>> module Charts
>> plugin `pyqt5qmlplugin` /home/marcus/Qt/5.3/gcc_64/plugins/PyQt5
>>
>> If I understand correctly, the pyqt5qmlplugin library is looking for a
>> Python module with the same name as the module, in this case Charts,
>> suffixed with “plugin.py”, so “Chartsplugin.py” (is the upper-case
>> relevant
>> here?) but when inside, how does it find the right class to use? Does it
>> need to start with the same name as the module (i.e. “Charts”) and end
>> with
>> “Plugin”?
>>
>> Is there any other examples of this in action? So far, this is the only
>> mention of pyqt5qmlplugin I’ve been able to find.
>>
>>    -
>>
>> http://pyqt.sourceforge.net/Docs/PyQt5/qml.html#writing-
>> python-plugins-for-qmlscene
>>
>
> It looks for a class that is derived from QQmlExtensionPlugin.
>
> Phil
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-- 
*Marcus Ottosson*
konstruktion at gmail.com
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