.emacs.d/lisp/init-window.el

;; -*- lexical-binding: t; -*-
;; Restore old window configurations

(use-package winner
  :ensure nil
  :commands (winner-undo winner-redo)
  :hook elpaca-after-init
  :init (setq winner-boring-buffers '("*Completions*"
                                      "*Compile-Log*"
                                      "*inferior-lisp*"
                                      "*Fuzzy Completions*"
                                      "*Apropos*"
                                      "*Help*"
                                      "*cvs*"
                                      "*Buffer List*"
                                      "*Ibuffer*"
                                      "*esh command on file*")))

(defun split-window-horizontally-instead ()
  "Kill other windows and split the current window is on the top half of the frame."
  (interactive)
  (let* ((next-window (next-window))
         (other-buffer (and next-window (window-buffer next-window))))
    (delete-other-windows)
    (split-window-horizontally)
    (when other-buffer
      (set-window-buffer next-window other-buffer))))

(defun split-window-vertically-instead ()
  "Kill other windows and split the current window is on left half of the frame."
  (interactive)
  (let* ((next-window (next-window))
         (other-buffer (and next-window (window-buffer next-window))))
    (delete-other-windows)
    (split-window-vertically)
    (when other-buffer
      (set-window-buffer next-window other-buffer))))

(use-package ace-window
  :hook (emacs-startup . ace-window-display-mode)
  :bind (([remap other-window] . ace-window)
         ("C-c w" . ace-window-hydra/body))
  :pretty-hydra
  (("Actions"
    (("TAB" other-window "switch")
     ("x" ace-delete-window "delete")
     ("X" ace-delete-other-windows "delete other" :exit t)
     ("s" ace-swap-window "swap")
     ("a" ace-select-window "select" :exit t)
     ("m" toggle-frame-maximized "maximize" :exit t)
     ("u" toggle-frame-fullscreen "fullscreen" :exit t))
    "Resize"
    (("h" shrink-window-horizontally "←")
     ("j" enlarge-window "↓")
     ("k" shrink-window "↑")
     ("l" enlarge-window-horizontally "→")
     ("n" balance-windows "balance"))
    "Split"
    (("r" split-window-right "horizontally")
     ("R" split-window-horizontally-instead "split-window-horizontally-instead")
     ("v" split-window-below "vertically")
     ("V" split-window-vertically-instead "split-window-vertically-instead"))
    "Zoom"
    (("+" text-scale-increase "in")
     ("=" text-scale-increase "in")
     ("-" text-scale-decrease "out")
     ("0" (text-scale-increase 0) "reset"))
    "Misc"
    (("o" set-frame-font "frame font")
     ("f" make-frame-command "new frame")
     ("d" delete-frame "delete frame")
     ("<left>" winner-undo "winner undo")
     ("<right>" winner-redo "winner redo")))))

(use-package popper
  :custom
  (popper-group-function #'popper-group-by-directory)
  (popper-echo-dispatch-actions t)
  :bind (:map popper-mode-map
         ("C-h z"       . popper-toggle)
         ("C-<tab>"     . popper-cycle)
         ("C-M-<tab>"   . popper-toggle-type))
  :hook (emacs-startup . popper-echo-mode)
  :init
  (setq popper-mode-line ""
        popper-reference-buffers
        '("\\*Messages\\*$"
          "Output\\*$" "\\*Pp Eval Output\\*$"
          "^\\*eldoc.*\\*$"
          "\\*Compile-Log\\*$"
          "\\*Completions\\*$"
          "\\*Warnings\\*$"
          "\\*Async Shell Command\\*$"
          "\\*Apropos\\*$"
          "\\*Backtrace\\*$"
          "\\*Calendar\\*$"
          "\\*Fd\\*$" "\\*Find\\*$" "\\*Finder\\*$"
          "\\*Kill Ring\\*$"
          "\\*Embark \\(Collect\\|Live\\):.*\\*$"

          bookmark-bmenu-mode
          comint-mode
          compilation-mode
          help-mode helpful-mode
          tabulated-list-mode
          Buffer-menu-mode

          flymake-diagnostics-buffer-mode

          gnus-article-mode devdocs-mode
          grep-mode occur-mode rg-mode
          osx-dictionary-mode fanyi-mode
          "^\\*gt-result\\*$" "^\\*gt-log\\*$"

          "^\\*Process List\\*$" process-menu-mode
          list-environment-mode cargo-process-mode

          "^\\*.*eat.*\\*.*$"
          "^\\*.*eshell.*\\*.*$"
          "^\\*.*shell.*\\*.*$"
          "^\\*.*terminal.*\\*.*$"
          "^\\*.*vterm[inal]*.*\\*.*$"

          "\\*DAP Templates\\*$" dap-server-log-mode
          "\\*ELP Profiling Restuls\\*" profiler-report-mode
          "\\*package update results\\*$" "\\*Package-Lint\\*$"
          "\\*[Wo]*Man.*\\*$"
          "\\*ert\\*$" overseer-buffer-mode
          "\\*gud-debug\\*$"
          "\\*lsp-help\\*$" "\\*lsp session\\*$"
          "\\*quickrun\\*$"
          "\\*tldr\\*$"
          "\\*vc-.*\\**"
          "\\*diff-hl\\**"
          "^\\*macro expansion\\**"
         
          "\\*Agenda Commands\\*" "\\*Org Select\\*" "\\*Capture\\*" "^CAPTURE-.*\\.org*"
          "\\*Gofmt Errors\\*$" "\\*Go Test\\*$" godoc-mode
          "\\*docker-.+\\*"
          "\\*prolog\\*" inferior-python-mode inf-ruby-mode swift-repl-mode
          "\\*rustfmt\\*$" rustic-compilation-mode rustic-cargo-clippy-mode
          rustic-cargo-outdated-mode rustic-cargo-run-mode rustic-cargo-test-mode
          "\\*haskell\\*"))
  (add-to-list 'display-buffer-alist
             '("\\.pdf\\'"
               (display-buffer-reuse-window display-buffer-in-direction)
               (direction . right)
               (window-width . 0.5)))
  (add-to-list 'display-buffer-alist
             '("\\*OCaml\\*"
               (display-buffer-reuse-window display-buffer-in-direction)
               (direction . right)
               (window-width . 0.5)))
  
  :config
  (with-no-warnings
    (defun my-popper-fit-window-height (win)
      "Adjust the height of popup window WIN to fit the buffer's content."
      (let ((desired-height (floor (/ (frame-height) 3))))
        (fit-window-to-buffer win desired-height desired-height)))
    (setq popper-window-height #'my-popper-fit-window-height)

    (defun popper-close-window-hack (&rest _args)
      "Close popper window via `C-g'."
      (when (and ; (called-interactively-p 'interactive)
             (not (region-active-p))
             popper-open-popup-alist)
        (let ((window (caar popper-open-popup-alist))
              (buffer (cdar popper-open-popup-alist)))
          (when (and (window-live-p window)
                     (buffer-live-p buffer)
                     (not (with-current-buffer buffer
                            (derived-mode-p 'eshell-mode
                                            'shell-mode
                                            'term-mode
                                            'vterm-mode))))
            (delete-window window)))))
    (advice-add #'keyboard-quit :before #'popper-close-window-hack)))

(provide 'init-window)
;;; init-window.el ends here