问题描述
这是对我之前提出的问题的跟进。我知道 DoRectFloat/RationalRect 模块等，但是，我尝试编写正确的 Haskell，但它要么无法编译，要么编译后无法执行我想要的操作。
（这些是我想要的浮动窗口）我想要的是这样的布局 https://en.cppreference.com/w/cpp/language/decltype
我将如何写这篇文章？
我当前的 Xmonad 配置：
--my XMonad Config
--xterm,contrib,feh,and nitrogen are used here
import XMonad
import Data.Monoid
import XMonad.Util.Run
import XMonad.Layout.Gaps
import XMonad.Util.SpawnOnce
import XMonad.Layout.Spacing
import System.Exit
import XMonad.Hooks.ManageDocks
import XMonad.Hooks.ManageHelpers
import XMonad.ManageHook
import qualified DBus as D
import qualified DBus.Client as D
import XMonad.Hooks.DynamicLog
import qualified Codec.Binary.UTF8.String as String
import XMonad.Util.EZConfig(additionalKeys)
import System.IO
import qualified XMonad.StackSet as W
import qualified Data.Map as M
import Graphics.X11.ExtraTypes.XF86
-- The preferred terminal program,which is used in a binding below and by
-- certain contrib modules.
--
myTerminal = "xterm"
-- Whether focus follows the mouse pointer.
myFocusFollowsMouse :: Bool
myFocusFollowsMouse = True
-- Whether clicking on a window to focus also passes the click to the window
myClickJustFocuses :: Bool
myClickJustFocuses = False
-- Width of the window border in pixels.
--
myBorderWidth = 2
-- modMask lets you specify which modkey you want to use. The default
-- is mod1Mask ("left alt"). You may also consider using mod3Mask
-- ("right alt"),which does not conflict with emacs keybindings. The
-- "windows key" is usually mod4Mask.
--
myModMask = mod1Mask
-- The default number of workspaces (virtual screens) and their names.
-- By default we use numeric strings,but any string may be used as a
-- workspace name. The number of workspaces is determined by the length
-- of this list.
--
-- A tagging example:
--
-- > workspaces = ["web","irc","code" ] ++ map show [4..9]
--
myWorkspaces = ["1","2","3","4","5","6","7","8","9"]
-- Border colors for unfocused and focused windows,respectively.
--
mynormalBorderColor = "#0a0b11"
myFocusedBorderColor = "#ace5e0"
--soda
------------------------------------------------------------------------
-- Key bindings. Add,modify or remove key bindings here.
--
myKeys conf@(XConfig {XMonad.modMask = modm}) = M.fromList $
-- launch a terminal
[ ((modm .|. shiftMask,xK_Return),spawn $ XMonad.terminal conf)
-- launch dmenu,((modm,xK_d ),spawn "dmenu_run")
--launch ff,xK_p ),spawn "brave")
--vol,xK_F8 ),spawn "pactl set-sink-mute @DEFAULT_SINK@ toggle"),xK_i ),spawn "pactl set-sink-port 0 analog-output-speaker"),xK_o ),spawn "pactl set-sink-port 0 analog-output-headphones"),xK_F6 ),spawn "pactl set-sink-volume @DEFAULT_SINK@ 50%"),xK_Up ),spawn "pactl set-sink-volume @DEFAULT_SINK@ +3%"),xK_Down ),spawn "pactl set-sink-volume @DEFAULT_SINK@ -3%")
--,((0,xK_Right),spawn "xbacklight -dec 10")
--,xK_Left),spawn "xbacklight -inc 10")
--lol,xF86XK_AudioRaiseVolume ),spawn "pactl set-sink-volume @DEFAULT_SINK@ +5%"),xF86XK_AudioLowerVolume ),spawn "pactl set-sink-volume @DEFAULT_SINK@ -5%"),xF86XK_AudioMute ),spawn "pactl set-sink-mute @DEFAULT_SINK@ toggle")
-- launch gmrun
--,((modm .|. shiftMask,spawn "gmrun"),xK_v ),spawn "virtualBox"),xK_b ),spawn "xrandr --output eDP-1 --brightness 0.5"),xK_z ),spawn "xrandr --output eDP-1 --brightness 1")
--master settings /gnome,xK_f ),spawn "gnome-control-center")
--eq,xK_u ),spawn "pulseeffects")
--lock (you need i3lock installed on your system),xK_x ),spawn "i3lock -i ~/.config/i3/spart.png")
--fm,xK_g ),spawn "pcmanfm")
-- close focused window,xK_c ),kill)
-- Rotate through the available layout algorithms,xK_space ),sendMessage NextLayout)
-- Reset the layouts on the current workspace to default,setLayout $ XMonad.layoutHook conf)
-- Resize viewed windows to the correct size,xK_n ),refresh)
-- Move focus to the next window,xK_Tab ),windows W.focusDown)
-- Move focus to the next window,xK_j ),windows W.focusDown)
-- Move focus to the prevIoUs window,xK_k ),windows W.focusUp )
-- Move focus to the master window,xK_m ),windows W.focusMaster )
-- Swap the focused window and the master window,windows W.swapMaster)
-- Swap the focused window with the next window,windows W.swapDown )
-- Swap the focused window with the prevIoUs window,windows W.swapUp )
-- Shrink the master area,xK_h ),sendMessage Shrink)
-- Expand the master area,xK_l ),sendMessage Expand)
-- Push window back into tiling,xK_t ),withFocused $ windows . W.sink)
-- Increment the number of windows in the master area,xK_comma ),sendMessage (IncMasterN 1))
-- Deincrement the number of windows in the master area,xK_period),sendMessage (IncMasterN (-1)))
-- Toggle the status bar gap
-- Use this binding with avoidStruts from Hooks.ManageDocks.
-- See also the statusBar function from Hooks.DynamicLog.
--
--,sendMessage ToggleStruts)
-- Quit xmonad,xK_q ),io (exitWith ExitSuccess))
-- Restart xmonad,spawn "xmonad --recompile; xmonad --restart")
-- Run xmessage with a summary of the default keybindings (useful for beginners),xK_slash ),spawn ("echo \"" ++ help ++ "\" | xmessage -file -"))
]
++
--
-- mod-[1..9],Switch to workspace N
-- mod-shift-[1..9],Move client to workspace N
--
[((m .|. modm,k),windows $ f i)
| (i,k) <- zip (XMonad.workspaces conf) [xK_1 .. xK_9],(f,m) <- [(W.greedyView,0),(W.shift,shiftMask)]]
++
--
-- mod-{w,e,r},Switch to physical/Xinerama screens 1,2,or 3
-- mod-shift-{w,Move client to screen 1,or 3
--
[((m .|. modm,key),screenWorkspace sc >>= flip whenJust (windows . f))
| (key,sc) <- zip [xK_w,xK_e,xK_r] [0..],m) <- [(W.view,shiftMask)]]
------------------------------------------------------------------------
-- Mouse bindings: default actions bound to mouse events
--
myMouseBindings (XConfig {XMonad.modMask = modm}) = M.fromList $
-- mod-button1,Set the window to floating mode and move by dragging
[ ((modm,button1),(\w -> focus w >> mouseMoveWindow w
>> windows W.shiftMaster))
-- mod-button2,Raise the window to the top of the stack,button2),(\w -> focus w >> windows W.shiftMaster))
-- mod-button3,Set the window to floating mode and resize by dragging,button3),(\w -> focus w >> mouseResizeWindow w
>> windows W.shiftMaster))
-- you may also bind events to the mouse scroll wheel (button4 and button5)
]
------------------------------------------------------------------------
-- Layouts:
-- You can specify and transform your layouts by modifying these values.
-- If you change layout bindings be sure to use 'mod-shift-space' after
-- restarting (with 'mod-q') to reset your layout state to the new
-- defaults,as xmonad preserves your old layout settings by default.
--
-- The available layouts. Note that each layout is separated by |||,-- which denotes layout choice.
--
myLayout = tiled ||| Mirror tiled ||| theg ||| Full
where
tiled = spacing 35 $ Tall nmaster delta ratio
theg = gaps [(U,18),(R,23)] $ Tall 1 (3/100) (1/2)
nmaster = 1
ratio = 1/2
delta = 3/100
------------------------------------------------------------------------
-- Window rules:
-- Execute arbitrary actions and WindowSet manipulations when managing
-- a new window. You can use this to,for example,always float a
-- particular program,or have a client always appear on a particular
-- workspace.
--
-- To find the property name associated with a program,use
-- > xprop | grep WM_CLASS
-- and click on the client you're interested in.
--
-- To match on the WM_NAME,you can use 'title' in the same way that
-- 'className' and 'resource' are used below.
-- --> (doRectFloat $ W.RationalRect 0.5 0.5 0.9 0.9)
myManageHook = composeAll . concat $
[ [className =? "mpv" --> doFloat],[className =? "xterm" --> (doRectFloat $ W.RationalRect 0.5 0.5 0.4 0.4)]
--,[className =? c --> (doRectFloat $ W.RationalRect 0.5 0.5 0.9 0.9)| c <- mylol],[manageDocks]
]
where
myTop = ["xterm htop"]
myTerm = ["xterm"]
myVis = ["xterm vis"]
------------------------------------------------------------------------
-- Event handling
-- * EwmhDesktops users should change this to ewmhDesktopsEventHook
--
-- Defines a custom handler function for X Events. The function should
-- return (All True) if the default handler is to be run afterwards. To
-- combine event hooks use mappend or mconcat from Data.Monoid.
--
myEventHook = mempty
------------------------------------------------------------------------
-- Status bars and logging
-- Perform an arbitrary action on each internal state change or X event.
-- See the 'XMonad.Hooks.DynamicLog' extension for examples.
--
myLogHook = return ()
------------------------------------------------------------------------
-- Startup hook
-- Perform an arbitrary action each time xmonad starts or is restarted
-- with mod-q. Used by,e.g.,XMonad.Layout.PerWorkspace to initialize
-- per-workspace layout choices.
--
-- By default,do nothing.
myStartupHook :: X ()
myStartupHook = do
spawn "nitrogen --restore &"
spawn "picom &"
spawn "xterm vis"
spawn "xsetroot -cursor_name left_ptr"
spawn "xset b off"
------------------------------------------------------------------------
-- Now run xmonad with all the defaults we set up.
-- Run xmonad with the settings you specify. No need to modify this.
--
main = do
xmproc <- spawnPipe "xmobar -x 0 ~/.xmonad/taskbarrc"
xmonad $ docks defaults
-- A structure containing your configuration settings,overriding
-- fields in the default config. Any you don't override,will
-- use the defaults defined in xmonad/XMonad/Config.hs
--
-- No need to modify this.
--
defaults = def {
-- simple stuff
terminal = myTerminal,focusFollowsMouse = myFocusFollowsMouse,clickJustFocuses = myClickJustFocuses,borderWidth = myBorderWidth,modMask = myModMask,workspaces = myWorkspaces,normalBorderColor = mynormalBorderColor,focusedBorderColor = myFocusedBorderColor,-- key bindings
keys = myKeys,mouseBindings = myMouseBindings,-- hooks,layouts
layoutHook = myLayout,manageHook = myManageHook,handleEventHook = myEventHook,logHook = myLogHook,startupHook = myStartupHook
}
-- | Finally,a copy of the default bindings in simple textual tabular format.
help :: String
help = unlines ["The default modifier key is 'alt'. Default keybindings:","","-- launching and killing programs","mod-Shift-Enter Launch xterminal","mod-p Launch dmenu","mod-Shift-p Launch gmrun","mod-Shift-c Close/kill the focused window","mod-Space Rotate through the available layout algorithms","mod-Shift-Space Reset the layouts on the current workSpace to default","mod-n Resize/refresh viewed windows to the correct size","-- move focus up or down the window stack","mod-Tab Move focus to the next window","mod-Shift-Tab Move focus to the prevIoUs window","mod-j Move focus to the next window","mod-k Move focus to the prevIoUs window","mod-m Move focus to the master window","-- modifying the window order","mod-Return Swap the focused window and the master window","mod-Shift-j Swap the focused window with the next window","mod-Shift-k Swap the focused window with the prevIoUs window","-- resizing the master/slave ratio","mod-h Shrink the master area","mod-l Expand the master area","-- floating layer support","mod-t Push window back into tiling; unfloat and re-tile it","-- increase or decrease number of windows in the master area","mod-comma (mod-,) Increment the number of windows in the master area","mod-period (mod-.) Deincrement the number of windows in the master area","-- quit,or restart","mod-Shift-q Quit xmonad","mod-q Restart xmonad","mod-[1..9] Switch to workSpace N","-- Workspaces & screens","mod-Shift-[1..9] Move client to workspace N","mod-{w,r} Switch to physical/Xinerama screens 1,or 3","mod-Shift-{w,r} Move client to screen 1,"-- Mouse bindings: default actions bound to mouse events","mod-button1 Set the window to floating mode and move by dragging","mod-button2 Raise the window to the top of the stack","mod-button3 Set the window to floating mode and resize by dragging"]
解决方法
在启动三个窗口时，使用 xterm 的 -class 选项修改它附加到其窗口的 WM_CLASS 属性，为三个窗口中的每一个选择不同的唯一类。然后，您可以在管理挂钩中选择该类以仅匹配正确的窗口。