The battery icon that shows up on the screen locker is the dark icon from the breeze theme/ This is a problem because the breeze theme uses a dark background for the screen locker. This makes is very hard to see the icon. Reproducible: Always
Thanks. There is a WIP to fix this. Confirming the bug.
Git commit 9d5a7c51391fabf38057f24e0d9959c9a6e97da0 by Marco Martin. Committed on 19/06/2014 at 15:41. Pushed by mart into branch 'master'. make use of the concept of ColorScope color the breezeblocks with colorscopes text or background colors and assign the proper group to the battery icon M +1 -0 components/BatteryIcon.qml M +4 -3 lookandfeel/contents/components/BreezeBlock.qml M +2 -1 lookandfeel/contents/components/BreezeHeading.qml M +2 -1 lookandfeel/contents/components/BreezeLabel.qml http://commits.kde.org/plasma-workspace/9d5a7c51391fabf38057f24e0d9959c9a6e97da0