D14835: Use NetworkManager::DeviceStatistics instead of Plasma data engine

[Kai Uwe Broulik]

broulik added inline comments.

INLINE COMMENTS

> networkmodel.cpp:220
> +    auto deviceStatistics = device->deviceStatistics();
> +    deviceStatistics->setRefreshRateMs(2000);
> +    connect(deviceStatistics.data(), &NetworkManager::DeviceStatistics::rxBytesChanged, this, [this, device](qulonglong rxBytes) {

Would it be better to only request the data when the statistics are open to avoid wakeups and processing?

REPOSITORY
  R116 Plasma Network Management Applet

REVISION DETAIL
  https://phabricator.kde.org/D14835

To: volkov, #plasma, jgrulich
Cc: broulik, plasma-devel, ragreen, Pitel, ZrenBot, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
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