On Sunday, August 14, 2011 06:25:57 Weng Xuetian wrote: > Hi Plasma World,I have wrote a DataEngine to sync with a very frequently > updated textsource (say nearly 10 times a second), currently I'm using > aPlasma.IconWidget to show the text, but I found that the update of > text cannot catch up the updated speed.
first, sources in DataEngines are limited to 20 updates per second. but that's twice as fast as your 10 times / second, so shouldn't be an issue. most likely it is simply that the painting is too slow. try to do some performance measurements in the code to see where the slow down is. -- Aaron J. Seigo humru othro a kohnu se GPG Fingerprint: 8B8B 2209 0C6F 7C47 B1EA EE75 D6B7 2EB1 A7F1 DB43 KDE core developer sponsored by Qt Development Frameworks
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