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fix: scrollbar position offset, dialog size clamp to terminal dimensions

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This commit is contained in:
Hermes Agent
2026-05-12 14:03:12 +00:00
parent df5ceabd3b
commit b38436038b
2 changed files with 17 additions and 12 deletions
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8
src/components/dialog.lisp
View File

@@ -18,15 +18,17 @@
(content :initarg :content :initform nil :accessor dialog-content)
(on-dismiss :initarg :on-dismiss :initform nil :accessor dialog-on-dismiss)))
(defun dialog-size-pixels (size)
(defun dialog-size-pixels (size &optional (max-w 80) (max-h 24))
(multiple-value-bind (dw dh)
(case size
(:small (values 40 8))
(:medium (values 60 16))
(:large (values 88 24))
(t (values 60 16))))
(t (values 60 16)))
(values (min dw max-w) (min dh max-h))))
(defun render-dialog (dialog screen w h)
(multiple-value-bind (dw dh) (dialog-size-pixels (dialog-size dialog))
(multiple-value-bind (dw dh) (dialog-size-pixels (dialog-size dialog) w h)
(let ((x (floor (- w dw) 2))
(y (floor (- h dh) 2)))
;; Backdrop — dim the full screen

13
src/components/scrollbox.lisp
View File

@@ -74,17 +74,20 @@ Children outside the viewport are skipped."
(defun draw-scrollbars (sb backend viewport-w viewport-h)
(let* ((content-h (scroll-box-content-height sb)) (content-w (scroll-box-content-width sb))
(sy (scroll-box-scroll-y sb)) (sx (scroll-box-scroll-x sb)))
(sy (scroll-box-scroll-y sb)) (sx (scroll-box-scroll-x sb))
(ln (scroll-box-layout-node sb))
(ox (if ln (layout-node-x ln) 0))
(oy (if ln (layout-node-y ln) 0)))
(when (> content-h viewport-h)
(let* ((thumb (scrollbar-thumb sy viewport-h content-h))
(thumb-pos (round (* thumb viewport-h))))
(draw-rect backend (1- viewport-w) 0 1 viewport-h :bg :bright-black)
(draw-text backend (1- viewport-w) thumb-pos "█" nil nil)))
(draw-rect backend (+ ox (1- viewport-w)) oy 1 viewport-h :bg :bright-black)
(draw-text backend (+ ox (1- viewport-w)) (+ oy thumb-pos) "█" nil nil)))
(when (> content-w viewport-w)
(let* ((thumb (scrollbar-thumb sx viewport-w content-w))
(thumb-pos (round (* thumb viewport-w))))
(draw-rect backend 0 (1- viewport-h) viewport-w 1 :bg :bright-black)
(draw-text backend thumb-pos (1- viewport-h) "█" nil nil)))))
(draw-rect backend ox (+ oy (1- viewport-h)) viewport-w 1 :bg :bright-black)
(draw-text backend (+ ox thumb-pos) (+ oy (1- viewport-h)) "█" nil nil)))))
(defun update-sticky-scroll (sb)
(when (sticky-scroll-p sb)