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;;; implementation of a floating style window management group
(defpackage #:stumpwm.floating-group
(:use :cl :stumpwm)
(:export #:float-group))
(in-package :stumpwm.floating-group)
;;; floating window
(defclass float-window (window)
((last-width :initform 0 :accessor float-window-last-width)
(last-height :initform 0 :accessor float-window-last-height)
(last-x :initform 0 :accessor float-window-last-x)
(last-y :initform 0 :accessor float-window-last-y)))
(defvar *float-window-border* 1)
(defvar *float-window-title-height* 10)
;; some book keeping functions
(defmethod (setf window-x) :before (val (window float-window))
(setf (float-window-last-x window) (window-x window)))
(defmethod (setf window-y) :before (val (window float-window))
(setf (float-window-last-y window) (window-y window)))
(defmethod (setf window-width) :before (val (window float-window))
(setf (float-window-last-width window) (window-width window)))
(defmethod (setf window-height) :before (val (window float-window))
(setf (float-window-last-height window) (window-height window)))
(defun float-window-move-resize (win &key x y width height (border *float-window-border*))
;; x and y position the parent window while width, height resize the
;; xwin (meaning the parent will have a larger width).
(with-accessors ((xwin window-xwin)
(parent window-parent))
win
(xlib:with-state (parent)
(xlib:with-state (xwin)
(when x
(setf (xlib:drawable-x parent) x
(window-x win) x))
(when y
(setf (xlib:drawable-y parent) y
(window-y win) y))
(when width
(setf (xlib:drawable-width parent) (+ (xlib:drawable-x xwin) width border)
(xlib:drawable-width xwin) width
(window-width win) width))
(when height
(setf (xlib:drawable-height parent) (+ (xlib:drawable-y xwin) height border)
(xlib:drawable-height xwin) height
(window-height win) height))))))
(defmethod update-decoration ((window float-window))
(let ((group (window-group window)))
(setf (xlib:window-background (window-parent window))
(if (eq (group-current-window group) window)
(screen-float-focus-color (window-screen window))
(screen-float-unfocus-color (window-screen window))))
(xlib:clear-area (window-parent window))))
(defmethod window-sync ((window float-window) hint)
(declare (ignore hint)))
(defmethod window-head ((window float-window))
(let ((left (window-x window))
(right (+ (window-x window) (window-width window)))
(top (window-y window))
(bottom (+ (window-y window) (window-height window)))
(heads (screen-heads (group-screen (window-group window)))))
(flet ((within-frame-p (y x head)
(and (>= x (frame-x head))
(< x (+ (frame-x head) (frame-width head)))
(>= y (frame-y head))
(< y (+ (frame-y head) (frame-height head))))))
(or (find-if (lambda (head)
(or (within-frame-p top left head)
(within-frame-p top right head)
(within-frame-p bottom left head)
(within-frame-p bottom right head)))
heads)
;; Didn't find any head, so give up and return the first one
;; in the list.
(first heads)))))
(defmethod window-visible-p ((win float-window))
(eql (window-state win) +normal-state+))
(defmethod (setf window-fullscreen) :after (val (window float-window))
(with-accessors ((last-x float-window-last-x)
(last-y float-window-last-y)
(last-width float-window-last-width)
(last-height float-window-last-height)
(parent window-parent))
window
(if val
(let ((head (window-head window)))
(with-accessors ((x window-x)
(y window-y)
(width window-width)
(height window-height))
window
(format t "major on: ~a ~a ~a ~a~%" x y width height))
(set-window-geometry window :x 0 :y 0)
(float-window-move-resize window
:x (frame-x head)
:y (frame-y head)
:width (frame-width head)
:height (frame-height head)
:border 0)
(format t "loot after: ~a ~a ~a ~a~%" last-x last-y last-width last-height))
(progn
(format t "fullscreenage: ~a ~a ~a ~a~%" last-x last-y last-width last-height)
;; restore the position
(set-window-geometry window :x *float-window-border* :y *float-window-title-height*)
(float-window-move-resize window
:x last-x
:y last-y
:width last-width
:height last-height)))))
(defmethod really-raise-window ((window float-window))
(raise-window window))
;;; floating group
(defclass float-group (group)
((current-window :accessor float-group-current-window)))
(defmethod group-startup ((group float-group)))
(defmethod group-add-window ((group float-group) window &key &allow-other-keys)
(change-class window 'float-window)
(float-window-align window)
(focus-window window))
(defun &float-focus-next (group)
(if (group-windows group)
(focus-window (first (group-windows group)))
(no-focus group nil)))
(defmethod group-delete-window ((group float-group) window)
(declare (ignore window))
(&float-focus-next group))
(defmethod group-wake-up ((group float-group))
(&float-focus-next group))
(defmethod group-suspend ((group float-group)))
(defmethod group-current-window ((group float-group))
(screen-focus (group-screen group)))
(defmethod group-current-head ((group float-group))
(if (group-current-window group)
(window-head (group-current-window group))
(first (screen-heads (group-screen group)))))
(defun float-window-align (window)
(with-accessors ((parent window-parent)
(xwin window-xwin)
(width window-width)
(height window-height))
window
(set-window-geometry window :x *float-window-border* :y *float-window-title-height*)
(xlib:with-state (parent)
(setf (xlib:drawable-width parent) (+ width (* 2 *float-window-border*))
(xlib:drawable-height parent) (+ height *float-window-title-height* *float-window-border*)
(xlib:window-background parent) (xlib:alloc-color (xlib:screen-default-colormap (screen-number (window-screen window)))
"Orange")))
(xlib:clear-area (window-parent window))))
(defmethod group-resize-request ((group float-group) window width height)
(float-window-move-resize window :width width :height height))
(defmethod group-move-request ((group float-group) window x y relative-to)
(declare (ignore relative-to))
(float-window-move-resize window :x x :y y))
(defmethod group-raise-request ((group float-group) window type)
(declare (ignore type))
(focus-window window))
(defmethod group-lost-focus ((group float-group))
(&float-focus-next group))
(defmethod group-indicate-focus ((group float-group))
)
(defmethod group-focus-window ((group float-group) window)
(focus-window window nil))
(defmethod group-root-exposure ((group float-group))
)
(defmethod group-add-head ((group float-group) head)
(declare (ignore head)))
(defmethod group-remove-head ((group float-group) head)
(declare (ignore head)))
(defmethod group-resize-head ((group float-group) oh nh)
(declare (ignore oh nh)))
(defmethod group-sync-all-heads ((group float-group))
)
(defmethod group-sync-head ((group float-group) head)
(declare (ignore head))
)
(defmethod group-button-press ((group float-group) x y (window float-window))
(let ((screen (group-screen group))
(initial-width (xlib:drawable-width (window-parent window)))
(initial-height (xlib:drawable-height (window-parent window))))
(when (member *mouse-focus-policy* '(:click :sloppy))
(focus-window window))
;; When in border
(multiple-value-bind (relx rely same-screen-p child state-mask)
(xlib:query-pointer (window-parent window))
(declare (ignore relx rely same-screen-p child))
(when (or (< x (xlib:drawable-x (window-xwin window)))
(> x (+ (xlib:drawable-width (window-xwin window))
(xlib:drawable-x (window-xwin window))))
(< y (xlib:drawable-y (window-xwin window)))
(> y (+ (xlib:drawable-height (window-xwin window))
(xlib:drawable-y (window-xwin window))))
(intersection (modifiers-super *modifiers*) (xlib:make-state-keys state-mask)))
;; When resizing warp pointer to left-right corner
(when (find :button-3 (xlib:make-state-keys state-mask))
(xlib:warp-pointer (window-parent window) initial-width initial-height))
(multiple-value-bind (relx rely same-screen-p child state-mask)
(xlib:query-pointer (window-parent window))
(declare (ignore same-screen-p child))
(labels ((move-window-event-handler
(&rest event-slots &key event-key &allow-other-keys)
(case event-key
(:button-release :done)
(:motion-notify
(with-accessors ((parent window-parent))
window
(xlib:with-state (parent)
;; Either move or resize the window
(cond
((find :button-1 (xlib:make-state-keys state-mask))
(setf (xlib:drawable-x parent) (- (getf event-slots :x) relx)
(xlib:drawable-y parent) (- (getf event-slots :y) rely)))
((find :button-3 (xlib:make-state-keys state-mask))
(let ((w (- (getf event-slots :x)
(xlib:drawable-x parent)))
(h (- (getf event-slots :y)
(xlib:drawable-y parent)
*float-window-title-height*)))
;; Don't let the window become too small
(float-window-move-resize window
:width (max w *min-frame-width*)
:height (max h *min-frame-height*)))))))
t)
;; We need to eat these events or they'll ALL
;; come blasting in later. Also things start
;; lagging hard if we don't (on clisp anyway).
(:configure-notify t)
(:exposure t)
(t nil))))
(xlib:grab-pointer (screen-root screen) '(:button-release :pointer-motion))
(unwind-protect
;; Wait until the mouse button is released
(loop for ev = (xlib:process-event *display*
:handler #'move-window-event-handler
:timeout nil
:discard-p t)
until (eq ev :done))
(ungrab-pointer))
(update-configuration window)
;; don't forget to update the cache
(setf (window-x window) (xlib:drawable-x (window-parent window))
(window-y window) (xlib:drawable-y (window-parent window)))))))))
(defmethod group-button-press ((group float-group) x y where)
(declare (ignore x y where)))
;;; Bindings
(pushnew '(float-group *float-group-top-map*) *group-top-maps*)
(defvar *float-group-top-map* (make-sparse-keymap))
(defvar *float-group-root-map* (make-sparse-keymap))
(in-package :stumpwm)
(defcommand gnew-float (name) ((:rest "Group Name: "))
"Create a floating window group with the specified name and switch to it."
(add-group (current-screen) name :type 'stumpwm.floating-group:float-group))
(defcommand gnewbg-float (name) ((:rest "Group Name: "))
"Create a floating window group with the specified name, but do not switch to it."
(add-group (current-screen) name :background t :type 'stumpwm.floating-group:float-group))