Decoration.hs: added automatic font managment

newDecoration now takes also a fontname to set fonts in decorations that use them.
If an empty string is send the the default Xorg fonts will be loaded.
This commit is contained in:
Andrea Rossato
2007-06-25 13:57:22 +00:00
parent 6f2e4bc15c
commit 3153e00d1f

View File

@@ -33,9 +33,9 @@ import Operations ( UnDoLayout(UnDoLayout) )
-- You can use this module for writing other extensions.
-- See, for instance, "XMonadContrib.Tabbed"
newDecoration :: Window -> Rectangle -> Int -> Pixel -> Pixel
-> (Display -> Window -> GC -> X ()) -> X () -> X Window
newDecoration decfor (Rectangle x y w h) th fg bg draw click = do
newDecoration :: Window -> Rectangle -> Int -> Pixel -> Pixel -> String
-> (Display -> Window -> GC -> FontStruct -> X ()) -> X () -> X Window
newDecoration decfor (Rectangle x y w h) th fg bg fn draw click = do
d <- asks display
rt <- asks theRoot
win <- io $ createSimpleWindow d rt x y w h (fromIntegral th) fg bg
@@ -52,8 +52,8 @@ newDecoration decfor (Rectangle x y w h) th fg bg draw click = do
handle_event (ButtonEvent {ev_window = thisw,ev_event_type = t})
| t == buttonPress && thisw == win = click
handle_event (AnyEvent {ev_window = thisw, ev_event_type = t})
| thisw == win && t == expose = withGC win draw
| thisw == decfor && t == propertyNotify = withGC win draw
| thisw == win && t == expose = withGC win fn draw
| thisw == decfor && t == propertyNotify = withGC win fn draw
handle_event _ = return ()
addLayoutMessageHook hook
@@ -61,7 +61,13 @@ newDecoration decfor (Rectangle x y w h) th fg bg draw click = do
return win
-- FIXME: withGC should use bracket (but can't, unless draw is an IO thing)
withGC :: Drawable -> (Display -> Drawable -> GC -> X ()) -> X ()
withGC w f = withDisplay $ \d -> do gc <- io $ createGC d w
f d w gc
io $ freeGC d gc
withGC :: Drawable -> String -> (Display -> Drawable -> GC -> FontStruct -> X ()) -> X ()
withGC w fn f = withDisplay $ \d -> do gc <- io $ createGC d w
let fontname = if fn == ""
then "-misc-fixed-*-*-*-*-10-*-*-*-*-*-*-*"
else fn
font <- io $ loadQueryFont d fontname
io $ setFont d gc (fontFromFontStruct font)
f d w gc font
io $ freeGC d gc
io $ freeFont d font