让Eclipse在Ubuntu下看起来更舒服

style "compact-toolbar" {
    GtkToolbar::internal-padding = 0
    xthickness = 1
    ythickness = 1
}

style "compact-button" {
    xthickness = 0
    ythickness = 0
}

class "GtkToolbar"   style "compact-toolbar"
widget_class "*<GtkToolbar>*<GtkButton>" style "compact-button"

place this in the ～/.gtkrc-2.0 file
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Thanks to Azuma59.