/usr/lib/gcl-2.6.12/gcl-tk/demos/mkRuler.lisp is in gcl 2.6.12-1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 | ;;# mkRuler w
;;
;; Create a canvas demonstration consisting of a ruler.
;;
;; Arguments:
;; w - Name to use for new top-level window.
;; This file implements a canvas widget that displays a ruler with tab stops
;; that can be set individually. The only procedure that should be invoked
;; from outside the file is the first one, which creates the canvas.
(in-package "TK")
(defun mkRuler (&optional (w '.ruler))
(if (winfo :exists w :return 'boolean) (destroy w))
(toplevel w)
(dpos w)
(wm :title w "Ruler Demonstration")
(wm :iconname w "Ruler")
(setq c (conc w '.c))
(message (conc w '.msg) :font :Adobe-Times-Medium-R-Normal-*-180-* :width "13c"
:relief "raised" :bd 2 :text "This canvas widget shows a mock-up of a ruler. You can create tab stops by dragging them out of the well to the right of the ruler. You can also drag existing tab stops. (if :you drag a tab stop far enough up or down so that it turns dim, it will be deleted when you release the mouse button.")
(canvas c :width "14.8c" :height "2.5c" :relief "raised")
(button (conc w '.ok) :text "OK" :command (tk-conc "destroy " w))
(pack (conc w '.msg) (conc w '.c) :side "top" :fill "x")
(pack (conc w '.ok) :side "bottom" :pady 5)
(setf *v* (gensym))
(setf (get *v* 'grid) '.25c)
(setf (get *v* 'left) (winfo :fpixels c "1c" :return t))
(setf (get *v* 'right) (winfo :fpixels c "13c" :return t))
(setf (get *v* 'top) (winfo :fpixels c "1c" :return t))
(setf (get *v* 'bottom) (winfo :fpixels c "1.5c" :return t))
(setf (get *v* 'size) (winfo :fpixels c '.2c :return t))
(setf (get *v* 'normalStyle) '(:fill "black"))
(if (> (read-from-string (winfo :depth c)) 1)
(progn
(setf (get *v* 'activeStyle) '(:fill "red" :stipple ""))
(setf (get *v* 'deleteStyle)
`(:stipple "@" : ,*tk-library* :"/demos/bitmaps/grey.25"
:fill "red"))
);;else
(progn
(setf (get *v* 'activeStyle) '(:fill "black" :stipple "" ))
(setf (get *v* 'deleteStyle)
`(:stipple "@" : ,*tk-library* : "/demos/bitmaps/grey.25"
:fill "black"))
))
(funcall c :create "line" "1c" "0.5c" "1c" "1c" "13c" "1c" "13c" "0.5c" :width 1)
(dotimes
(i 12)
(let (( x (+ i 1)))
(funcall c :create "line" x :"c" "1c" x :"c" "0.6c" :width 1)
(funcall c :create "line" x :".25c" "1c" x :".25c" "0.8c" :width 1)
(funcall c :create "line" x :".5c" "1c" x :".5c" "0.7c" :width 1)
(funcall c :create "line" x :".75c" "1c" x :".75c" "0.8c" :width 1)
(funcall c :create "text" x :".15c" '.75c :text i :anchor "sw")
))
(funcall c :addtag "well" "withtag"
(funcall c :create "rect" "13.2c" "1c" "13.8c" "0.5c"
:outline "black" :fill
(nth 4 (funcall c :config :background
:return 'list-strings))))
(funcall c :addtag "well" "withtag"
(rulerMkTab c (winfo :pixels c "13.5c" :return t)
(winfo :pixels c '.65c :return t)))
(funcall c :bind "well" "<1>" `(rulerNewTab ',c |%x| |%y|))
(funcall c :bind "tab" "<1>" `(demo_selectTab ',c |%x| |%y|))
(bind c "<B1-Motion>" `(rulerMoveTab ',c |%x| |%y|))
(bind c "<Any-ButtonRelease-1>" `(rulerReleaseTab ',c))
)
(defun rulerMkTab (c x y)
(funcall c :create "polygon" x y (+ x (get *v* 'size))
(+ y (get *v* 'size))
(- x (get *v* 'size))
(+ y (get *v* 'size))
:return 'string
)
)
(defun rulerNewTab (c x y)
(funcall c :addtag "active" "withtag" (rulerMkTab c x y))
(funcall c :addtag "tab" "withtag" "active")
(setf (get *v* 'x) x)
(setf (get *v* 'y) y)
(rulerMoveTab c x y)
)
(defvar *recursive* nil)
;; prevent recursive calls
(defun rulerMoveTab (c x y &aux cx cy (*recursive* *recursive*) )
(cond (*recursive* (return-from rulerMoveTab))
(t (setq *recursive* t)))
(if (equal (funcall c :find "withtag" "active" :return 'string) "")
(return-from rulerMoveTab nil))
(setq cx (funcall c :canvasx x (get *v* 'grid) :return t))
(setq cy (funcall c :canvasy y :return t))
(if (< cx (get *v* 'left))(setq cx (get *v* 'left)))
(if (> cx (get *v* 'right))(setq cx (get *v* 'right)))
(if (and (>= cy (get *v* 'top)) (<= cy (get *v* 'bottom)))
(progn
(setq cy (+ 2 (get *v* 'top)))
(apply c :itemconf "active" (get *v* 'activestyle)))
(progn
(setq cy (- cy (get *v* 'size) 2))
(apply c :itemconf "active"(get *v* 'deletestyle)))
)
(funcall c :move "active" (- cx (get *v* 'x))
(- cy (get *v* 'y)) )
(setf (get *v* 'x) cx)
(setf (get *v* 'y) cy)
)
(defun demo_selectTab (c x y)
(setf (get *v* 'x) (funcall c :canvasx x (get *v* 'grid) :return t))
(setf (get *v* 'y) (+ 2 (get *v* 'top)))
(funcall c :addtag "active" "withtag" "current")
(apply c :itemconf "active" (get *v* 'activeStyle))
(funcall c :raise "active")
)
(defun rulerReleaseTab (c )
(if (equal (funcall c :find "withtag" "active" :return 'string)
"") (return-from rulerReleaseTab nil))
(if (not (eql (get *v* 'y) (+ 2 (get *v* 'top))))
(funcall c :delete "active")
(progn
(apply c :itemconf "active" (get *v* 'normalStyle))
(funcall c :dtag "active")
)
))
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