KDE Plasma 5.5.4 发布，更新如下：
Breeze
Check whether parent has altered background to decide of tabbar's background in document mode. Commit.
- better handling of custom property for isMenuTitle. Commit.
Moved all abstract scrollarea polishing to polishScrollArea. Commit.
- Removed palette helper. Commit. Fixes bug #356561. Fixes bug #356343
Discover
Fix UI translation of libdiscover by fixing translation domain. Commit.
Prevent misleading notification. Commit. Fixes bug #357613
Fix crash. Commit. Fixes bug #357791
KHelpCenter
Use KLocalizedString::setApplicationDomain. Commit.
KMenuEdit
Make the translators tab of the About dialog appear. Commit.
KSysGuard
Make the translators tab of the About dialog appear. Commit.
KWayland
Update the version number of org_kde_plasma_surface to 2. Commit. Code review #126819. Fixes bug #358136
KWin
Use new Qt flag to disable high DPI scaling on X. Commit. Fixes bug #357896. Code review #126810
Skip SWAP_BEHAVIOR_PRESERVED for supportsBufferAge. Commit. Fixes bug #356992
[backends/drm] Set mode when changing from/to a gbm buffer. Commit. Fixes bug #357543
Plasma Desktop
Cancel window highlight when opening the context menu. Commit. Fixes bug #353096
Fix font preview colors. Commit. Fixes bug #336089. Code review #126713
Fix shrinking panel on top/left/right edge. Commit. Code review #126743. Fixes bug #357835
Resolve focus fighting between search field and grid. Commit. Fixes bug #357821
[Task Manager] Don't show on which virtual desktop a window is on if there is just one. Commit. Code review #126669
Add missing appletInterface prop. Commit. Fixes bug #357638
Fix inconsistent margins, add missing listview margin, drop non-scalable measurements. Commit.
Fix favorites scripting in Kickoff. Commit.
Plasma Networkmanager (plasma-nm)
Workaround broken bindings when enabling/disabling devices using rfkill. Commit. Code review #126795. Fixes bug #358028
Make sure we show correct icon when a VPN connection with type of generic gets default route. Commit. Code review #126714. Fixes bug #357816
Plasma SDK
Remove Encoding keys from .desktop files. Commit.
Fix crash. Commit.
Plasma Workspace
Check client geom exists in clicks. Commit. Code review #
[notifications] Replace the icon on the button to expand the running job. Commit. Fixes bug #358282
Keep disabling Qt's high DPI when on Qt 5.6. Commit. See bug #357896
[KSMServer] Dismiss logout dialog when clicking outside. Commit. Code review #124586. Fixes bug #357143
[notifications] Force the max height of the text item to be 0 when no text. Commit.
[notifications] Also place the popup directly without animation if y == 0. Commit.
[notifications] Place the popup directly when it is displayed. Commit. Code review #126668
Make the translators tab in the about dialog appear. Commit.
Fix double-click in Widget Explorer not running config initialization scripts. Commit.
Check for null geometry in client window. Commit. Fixes bug #355463
[Device Notifier] Improve legibility of device status label. Commit.
[notifications] Ensure the applet gets correct screen geometry when loaded. Commit. Fixes bug #357652
[notifications] Replace the mainItem's Layout.max/minWidth with fixed width. Commit.
[notifications] Ensure the screen position selector works after state change. Commit.
polkit-kde-agent-1
Properly set modality on AuthDialog. Commit.
Powerdevil
Don't consider Unknown output to be an external monitor. Commit. Code review #126721. See bug #357868
KDE，K桌面环境(Kool Desktop Environment)的缩写。一种著名的运行于 Linux、Unix 以及FreeBSD 等操作系统上面自由图形工作环境，整个系统采用的都是 TrollTech 公司所开发的 Qt 程序库。KDE 和 Gnome 都是 Linux 操作系统上最流行的桌面环境系统。
软件详情：https://www.kde.org/announcements/plasma-5.5.4.php
下载地址：http://download.kde.org/
来自:开源中国社区
