氧气计划
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氧气计划（英语：Oxygen Project）是KDE 4 一个刷新视觉感受的项目。 最初的目的是建立一套新的图标，但扩大到包括一个新的主题，其中包括一个新的光标，工具和窗口的主题和声音。 它代表着打破KDE以往卡通风格的界面 ，采取更加逼真如照片般的风格。 Oxygen的名字来自于一个开发者之间的玩笑，他们希望“把呼吸新鲜空气带到桌面”（"bring a breath of fresh air to the desktop"） 。
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KDE alpha release, showing oxygen icons with KDE 3.5.x widgets and window decoration. -
Oxygen progress as of Beta 1, showing the run dialogue, clock plasmoid and some updated icons in the Dolphin file manager. -
Beta 4 with Oxygen widgets and window decoration. A number of Plasma applets can be seen in the background. -
RC2 with Oxygen panel. -
4.2 Release, featuring improved contrast and more polish from the widget style, and a number of new icons. -
KDE 4.2 Release, with an improved taskbar and polish. -
KDE 4.2 Release, with customization.
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