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[elpa] master 9d93270 3/4: Preparing to redo the subtree add


From: Stefan Monnier
Subject: [elpa] master 9d93270 3/4: Preparing to redo the subtree add
Date: Tue, 27 Feb 2018 15:07:01 -0500 (EST)

branch: master
commit 9d93270481f2c5f4f9c78f11eac8d410af683d1c
Author: Stefan Monnier <address@hidden>
Commit: Stefan Monnier <address@hidden>

    Preparing to redo the subtree add
---
 packages/posframe/README.md                |  95 ----
 packages/posframe/posframe.el              | 719 -----------------------------
 packages/posframe/snapshots/posframe-1.png | Bin 55570 -> 0 bytes
 3 files changed, 814 deletions(-)

diff --git a/packages/posframe/README.md b/packages/posframe/README.md
deleted file mode 100644
index 3f227e5..0000000
--- a/packages/posframe/README.md
+++ /dev/null
@@ -1,95 +0,0 @@
-
-# &#30446;&#24405;
-
-1.  [Posframe README](#org53f6910)
-    1.  [What is posframe](#org5cf1be8)
-    2.  [Installation](#org5f830e9)
-    3.  [Usage](#org40db1ee)
-        1.  [Create a posframe](#org6f36699)
-        2.  [Hide a posframe](#orgcd529fe)
-        3.  [Hide all posframes](#org4e71a28)
-        4.  [Delete a posframe](#org0f069f2)
-        5.  [Delete all posframes](#org853d491)
-
-
-<a id="org53f6910"></a>
-
-# Posframe README
-
-
-<a id="org5cf1be8"></a>
-
-## What is posframe
-
-Posframe can pop a posframe at point, this **posframe** is a
-child-frame with its root window's buffer.
-
-The main advantages are:
-
-1.  It is fast enough for daily usage :-)
-2.  It works well with CJK language.
-
-NOTE: For MacOS users, posframe need emacs (version >= 26.0.91)
-
-![img](./snapshots/posframe-1.png)
-
-
-<a id="org5f830e9"></a>
-
-## Installation
-
-    (require 'posframe)
-
-
-<a id="org40db1ee"></a>
-
-## Usage
-
-
-<a id="org6f36699"></a>
-
-### Create a posframe
-
-    (posframe-show " *my-posframe-buffer*"
-                   :string "This is a test"
-                   :position (point))
-
-Arguments documents:
-
-    C-h f posframe-show
-
-
-<a id="orgcd529fe"></a>
-
-### Hide a posframe
-
-    (posframe-hide " *my-posframe-buffer*")
-
-
-<a id="org4e71a28"></a>
-
-### Hide all posframes
-
-    M-x posframe-hide-all
-
-
-<a id="org0f069f2"></a>
-
-### Delete a posframe
-
-    (posframe-delete " *my-posframe-buffer*")
-
-
-<a id="org853d491"></a>
-
-### Delete all posframes
-
-    M-x posframe-delete-all
-
-Note: this command will delete all posframe buffers,
-suggest not run this command if you are sharing a buffer
-between posframe and other packages.
-
-
-
-Converted from posframe.el by [el2org](https://github.com/tumashu/el2org) .
\ No newline at end of file
diff --git a/packages/posframe/posframe.el b/packages/posframe/posframe.el
deleted file mode 100644
index 066df4e..0000000
--- a/packages/posframe/posframe.el
+++ /dev/null
@@ -1,719 +0,0 @@
-;;; posframe.el --- Pop a posframe (just a frame) at point    -*- 
lexical-binding:t -*-
-
-;; Copyright (C) 2018 Free Software Foundation, Inc.
-
-;; Author: Feng Shu <address@hidden>
-;; Maintainer: Feng Shu <address@hidden>
-;; URL: https://github.com/tumashu/posframe
-;; Version: 0.1.0
-;; Keywords: tooltip
-;; Package-Requires: ((emacs "26"))
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software: you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation, either version 3 of the License, or
-;; (at your option) any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
-
-
-;;; Commentary:
-
-;; * Posframe README                                :README:
-;; ** What is posframe
-;; Posframe can pop a posframe at point, this *posframe* is a
-;; child-frame with its root window's buffer.
-
-;; The main advantages are:
-;; 1. It is fast enough for daily usage :-)
-;; 2. It works well with CJK language.
-
-;; NOTE: For MacOS users, posframe need Emacs (version >= 26.0.91)
-
-;; [[./snapshots/posframe-1.png]]
-
-;; ** Installation
-
-;; #+BEGIN_EXAMPLE
-;; (require 'posframe)
-;; #+END_EXAMPLE
-
-;; ** Usage
-
-;; *** Create a posframe
-
-;; #+BEGIN_EXAMPLE
-;; (posframe-show " *my-posframe-buffer*"
-;;                :string "This is a test"
-;;                :position (point))
-;; #+END_EXAMPLE
-
-;; Arguments documents:
-;; #+BEGIN_EXAMPLE
-;; C-h f posframe-show
-;; #+END_EXAMPLE
-
-;; *** Hide a posframe
-;; #+BEGIN_EXAMPLE
-;; (posframe-hide " *my-posframe-buffer*")
-;; #+END_EXAMPLE
-
-;; *** Hide all posframes
-;; #+BEGIN_EXAMPLE
-;; M-x posframe-hide-all
-;; #+END_EXAMPLE
-
-;; *** Delete a posframe
-;; #+BEGIN_EXAMPLE
-;; (posframe-delete " *my-posframe-buffer*")
-;; #+END_EXAMPLE
-
-;; *** Delete all posframes
-;; #+BEGIN_EXAMPLE
-;; M-x posframe-delete-all
-;; #+END_EXAMPLE
-
-;; Note: this command will delete all posframe buffers,
-;; suggest not run this command if you are sharing a buffer
-;; between posframe and other packages.
-
-;;; Code:
-;; * posframe's code                         :CODE:
-(require 'cl-lib)
-
-(defconst posframe-version "0.1.0")
-
-(defgroup posframe nil
-  "Pop a posframe (just a frame) at point"
-  :group 'lisp
-  :prefix "posframe-")
-
-(defcustom posframe-mouse-banish t
-  "Mouse will be moved to (0 , 0) when it is non-nil."
-  :group 'posframe
-  :type 'boolean)
-
-(defcustom posframe-inhibit-double-buffering nil
-  "Set the posframe's frame-parameter: inhibit-double-buffering."
-  :group 'posframe
-  :type 'boolean)
-
-(defvar-local posframe--frame nil
-  "Record posframe's frame.")
-
-(defvar-local posframe--last-position nil
-  "Record the last pixel position of posframe's frame.")
-
-(defvar-local posframe--last-posframe-size nil
-  "Record the last size of posframe's frame.")
-
-(defvar-local posframe--last-parent-frame-size nil
-  "Record the last size of posframe's parent-frame.")
-
-(defvar-local posframe--last-args nil
-  "Record the last arguments of `posframe--create-posframe'.
-
-If these args have changed, posframe will recreate its
-frame.")
-
-(defvar-local posframe--timeout-timer nil
-  "Record the timer to deal with timeout argument of `posframe-show'.")
-
-(defvar-local posframe--refresh-timer nil
-  "Record the timer to deal with refresh argument of `posframe-show'.")
-
-
-(cl-defun posframe--create-posframe (posframe-buffer
-                                     &key
-                                     parent-frame
-                                     foreground-color
-                                     background-color
-                                     left-fringe
-                                     right-fringe
-                                     font
-                                     keep-ratio
-                                     override-parameters)
-  "Create a child-frame for posframe.
-This posframe's buffer is POSFRAME-BUFFER."
-  (let ((left-fringe (or left-fringe 0))
-        (right-fringe (or right-fringe 0))
-        (posframe-buffer (get-buffer-create posframe-buffer))
-        (after-make-frame-functions nil)
-        (args (list parent-frame
-                    foreground-color
-                    background-color
-                    right-fringe
-                    left-fringe
-                    font
-                    keep-ratio
-                    override-parameters)))
-    (with-current-buffer posframe-buffer
-      ;; Many variables take effect after call `set-window-buffer'
-      (setq-local left-fringe-width left-fringe)
-      (setq-local right-fringe-width right-fringe)
-      (setq-local fringes-outside-margins 0)
-      (setq-local truncate-lines t)
-      (setq-local mode-line-format nil)
-      (setq-local header-line-format nil)
-      (setq-local cursor-type nil)
-      (setq-local cursor-in-non-selected-windows nil)
-      (setq-local show-trailing-whitespace nil)
-
-      ;; Create child-frame
-      (unless (and (frame-live-p posframe--frame)
-                   ;; For speed reason, posframe will reuse
-                   ;; existing frame at possible, but when
-                   ;; user change args, recreating frame
-                   ;; is needed.
-                   (equal posframe--last-args args))
-        (posframe--delete-frame posframe-buffer)
-        (setq-local posframe--last-args args)
-        (setq-local posframe--last-position nil)
-        (setq-local posframe--last-posframe-size nil)
-        (setq-local posframe--frame
-                    (make-frame
-                     `(,@override-parameters
-                       ,(when foreground-color
-                          (cons 'foreground-color foreground-color))
-                       ,(when background-color
-                          (cons 'background-color background-color))
-                       ,(when font
-                          (cons 'font font))
-                       (parent-frame . ,(or parent-frame (window-frame)))
-                       (keep-ratio ,keep-ratio)
-                       (posframe-buffer . ,posframe-buffer)
-                       (no-accept-focus . t)
-                       (min-width  . 0)
-                       (min-height . 0)
-                       (border-width . 0)
-                       (internal-border-width . 0)
-                       (vertical-scroll-bars . nil)
-                       (horizontal-scroll-bars . nil)
-                       (left-fringe . ,left-fringe)
-                       (right-fringe . ,right-fringe)
-                       (menu-bar-lines . 0)
-                       (tool-bar-lines . 0)
-                       (line-spacing . 0)
-                       (unsplittable . t)
-                       (no-other-frame . t)
-                       (undecorated . t)
-                       (visibility . nil)
-                       (cursor-type . nil)
-                       (minibuffer . nil)
-                       (width . 1)
-                       (height . 1)
-                       (no-special-glyphs . t)
-                       (inhibit-double-buffering . 
,posframe-inhibit-double-buffering)
-                       ;; Do not save child-frame when use desktop.el
-                       (desktop-dont-save . t))))
-        (let ((posframe-window (frame-root-window posframe--frame)))
-          ;; This method is more stable than 'setq mode/header-line-format nil'
-          (set-window-parameter posframe-window 'mode-line-format 'none)
-          (set-window-parameter posframe-window 'header-line-format 'none)
-          (set-window-buffer posframe-window posframe-buffer)))
-      posframe--frame)))
-
-(cl-defun posframe-show (posframe-buffer
-                         &key
-                         string
-                         position
-                         poshandler
-                         width
-                         height
-                         min-width
-                         min-height
-                         x-pixel-offset
-                         y-pixel-offset
-                         left-fringe
-                         right-fringe
-                         font
-                         foreground-color
-                         background-color
-                         no-properties
-                         keep-ratio
-                         override-parameters
-                         timeout
-                         refresh)
-  "Pop posframe and show STRING at POSITION.
-
-POSITION can be:
-1. A integer number, which regard as a point.
-2. A cons of integer, which regard as absolute X and Y.
-3. Other types, User should set POSHANDLER manual to deal
-   with them.
-
-POSHANDLER is a function with one argument, and return
-a real position. its argument is a plist, which like
-
-  (:position xxx :poshandler xxx
-   :font-height xxx :font-width xxx
-   :posframe xxx :posframe-buffer xxx
-   :parent-frame xxx :parent-window xxx
-   :x-pixel-offset xxx :y-pixel-offset xxx)
-
-by default, poshandler is auto selected based on
-POSITION's type, but user can *force* set one with
-the help of POSHANDLER argument. the below are buildin
-poshandler functions:
-1. `posframe-poshandler-frame-center'
-2. `posframe-poshandler-frame-bottom-left-corner'
-3. `posframe-poshandler-frame-bottom-right-corner'
-4. `posframe-poshandler-window-center'
-5. `posframe-poshandler-window-top-left-corner'
-6. `posframe-poshandler-window-top-right-corner'
-7. `posframe-poshandler-window-bottom-left-corner'
-8. `posframe-poshandler-window-bottom-right-corner'
-9. `posframe-poshandler-point-top-left-corner'
-9. `posframe-poshandler-point-bottom-left-corner'
-
-This posframe's buffer is POSFRAME-BUFFER.
-
-If NO-PROPERTIES is non-nil, The STRING's properties will
-be removed before showed in posframe.
-
-posframe's frame-size can be set by WIDTH and HEIGHT,
-If one of them is nil, posframe's frame-size will fit the
-content of buffer, if you don't want to posframe's
-size too small, MIN-WIDTH and MIN-HEIGTH will be useful
-
-If LEFT-FRINGE or RIGHT-FRINGE is a number, Left fringe or
-right fringe with be showed with number width.
-
-By default, posframe's font is deriverd from current frame
-user can set posframe's font with FONT argument.
-
-By default, posframe's foreground and background color are
-deriverd from current frame, user can set them with the help
-of FOREGROUND-COLOR and BACKGROUND-COLOR.
-
-OVERRIDE-PARAMETERS is very powful, *all* the frame parameters
-used by posframe's frame can be overrided by it.
-
-If TIMEOUT is a number, a delay of number seconds, the posframe
-will auto hide.
-
-If REFRESH is a number, posframe's frame-size will be re-adjust
-every mumber seconds.
-
-you can use `posframe-delete-all' to delete all posframes."
-  (let* ((position (or position (point)))
-         (posframe-buffer (get-buffer-create posframe-buffer))
-         (x-pixel-offset (or x-pixel-offset 0))
-         (y-pixel-offset (or y-pixel-offset 0))
-         (min-width (or min-width 1))
-         (min-height (or min-height 1))
-         (parent-window (selected-window))
-         (parent-frame (window-frame parent-window))
-         (parent-frame-width (frame-pixel-width parent-frame))
-         (parent-frame-height (frame-pixel-height parent-frame))
-         (font-width (default-font-width))
-         (font-height (posframe--get-font-height position))
-         (frame-resize-pixelwise t)
-         posframe)
-
-    (with-current-buffer posframe-buffer
-      ;; Move mouse to (0 . 0)
-      (posframe--mouse-banish parent-frame)
-
-      ;; Create posframe
-      (setq posframe
-            (posframe--create-posframe
-             posframe-buffer
-             :font font
-             :parent-frame parent-frame
-             :left-fringe left-fringe
-             :right-fringe right-fringe
-             :foreground-color foreground-color
-             :background-color background-color
-             :keep-ratio keep-ratio
-             :override-parameters override-parameters))
-
-      ;; Insert string to posframe-buffer.
-      (posframe--insert-string string no-properties)
-
-      ;; Set posframe's size
-      (posframe--set-frame-size
-       posframe height min-height width min-width)
-
-      ;; Move posframe
-      (posframe--set-frame-position
-       posframe
-       (posframe-run-poshandler
-        `(;All poshandlers will get info from this plist.
-          :position ,position
-          :poshandler ,poshandler
-          :font-height ,font-height
-          :font-width ,font-width
-          :posframe ,posframe
-          :posframe-buffer ,posframe-buffer
-          :parent-frame ,parent-frame
-          :parent-window ,parent-window
-          :x-pixel-offset ,x-pixel-offset
-          :y-pixel-offset ,y-pixel-offset))
-       parent-frame-width parent-frame-height)
-
-      ;; Delay hide posframe when timeout is a number.
-      (posframe--run-timeout-timer posframe timeout)
-
-      ;; Re-adjust posframe's size when buffer's content has changed.
-      (posframe--run-refresh-timer
-       posframe refresh height min-height width min-width)
-
-      ;; Do not return anything.
-      nil)))
-
-(defun posframe--get-font-height (position)
-  "Get the font's height at POSITION."
-  (when (integerp position)
-    (if (= position 1)
-        (default-line-height)
-      (aref (font-info
-             (font-at
-              (if (and (= position (point-max)))
-                  (- position 1)
-                position)))
-            3))))
-
-(defun posframe--mouse-banish (frame)
-  "Banish mouse to the (0 . 0) of FRAME.
-FIXME: This is a hacky fix for the mouse focus problem, which like:
-https://github.com/tumashu/posframe/issues/4#issuecomment-357514918";
-  (when (and posframe-mouse-banish
-             (not (equal (cdr (mouse-position)) '(0 . 0))))
-    (set-mouse-position frame 0 0)))
-
-(defun posframe--insert-string (string no-properties)
-  "Insert STRING to current buffer.
-If NO-PROPERTIES is non-nil, all properties of STRING
-will be removed."
-  (when (and string (stringp string))
-    (remove-text-properties
-     0 (length string) '(read-only t) string)
-    ;; Does inserting string then deleting the before
-    ;; contents reduce flicking? Maybe :-)
-    (goto-char (point-min))
-    (if no-properties
-        (insert (substring-no-properties string))
-      (insert string))
-    (delete-region (point) (point-max))))
-
-(defun posframe--set-frame-size (posframe height min-height width min-width)
-  "Set POSFRAME's size.
-It will set the size by the POSFRAME's HEIGHT, MIN-HEIGHT
-WIDTH and MIN-WIDTH."
-  (if (and width height)
-      (unless (equal posframe--last-posframe-size
-                     (cons width height))
-        (set-frame-size posframe width height)
-        (setq-local posframe--last-posframe-size
-                    (cons width height)))
-    (fit-frame-to-buffer
-     posframe height min-height width min-width)))
-
-(defun posframe--set-frame-position (posframe position
-                                              parent-frame-width
-                                              parent-frame-height)
-  "Move POSFRAME to POSITION.
-This need PARENT-FRAME-WIDTH and PARENT-FRAME-HEIGHT"
-  (unless (and (equal position posframe--last-position)
-               ;; When working frame's size change, re-posit
-               ;; the posframe.
-               (equal posframe--last-parent-frame-size
-                      (cons parent-frame-width parent-frame-height)))
-    (set-frame-position posframe (car position) (cdr position))
-    (setq-local posframe--last-position position)
-    (setq-local posframe--last-parent-frame-size
-                (cons parent-frame-width parent-frame-height)))
-  ;; Make posframe's posframe--frame visible
-  (unless (frame-visible-p posframe)
-    (make-frame-visible posframe)))
-
-(defun posframe--run-timeout-timer (posframe secs)
-  "Hide POSFRAME after a delay of SECS seconds."
-  (when (and (numberp secs) (> secs 0))
-    (when (timerp posframe--timeout-timer)
-      (cancel-timer posframe--timeout-timer))
-    (setq-local posframe--timeout-timer
-                (run-with-timer
-                 secs nil #'make-frame-invisible posframe))))
-
-(defun posframe--run-refresh-timer (posframe repeat
-                                             height min-height
-                                             width min-width)
-  "Refresh POSFRAME every REPEAT seconds.
-
-It will set POSFRAME's size by the posframe's HEIGHT, MIN-HEIGHT,
-WIDTH and MIN-WIDTH."
-  (when (and (numberp repeat) (> repeat 0))
-    (unless (and width height)
-      (when (timerp posframe--refresh-timer)
-        (cancel-timer posframe--refresh-timer))
-      (setq-local posframe--refresh-timer
-                  (run-with-timer
-                   nil repeat
-                   #'(lambda (frame height min-height width min-width)
-                       (when (and frame (frame-live-p frame))
-                         (fit-frame-to-buffer
-                          frame height min-height width min-width)))
-                   posframe height min-height width min-width)))))
-
-(defun posframe-hide (posframe-buffer)
-  "Hide posframe which buffer is POSFRAME-BUFFER."
-  (with-current-buffer (get-buffer-create posframe-buffer)
-    (when (frame-live-p posframe--frame)
-      (make-frame-invisible posframe--frame))))
-
-(defun posframe-delete (posframe-buffer)
-  "Delete posframe which buffer POSFRAME-BUFFER."
-  (posframe--delete-frame posframe-buffer)
-  (posframe--kill-buffer posframe-buffer))
-
-(defun posframe--delete-frame (posframe-buffer)
-  "Kill child-frame of posframe.
-This posframe's buffer is POSFRAME-BUFFER."
-  (dolist (frame (frame-list))
-    (let ((buffer (frame-parameter frame 'posframe-buffer)))
-      (when (equal posframe-buffer buffer)
-        (with-current-buffer posframe-buffer
-          (dolist (timer '(posframe--refresh-timer
-                           posframe--timeout-timer))
-            (when (timerp timer)
-              (cancel-timer timer))))
-        (delete-frame frame)))))
-
-(defun posframe--kill-buffer (posframe-buffer)
-  "Kill posframe's buffer: POSFRAME-BUFFER."
-  (when (buffer-live-p posframe-buffer)
-    (kill-buffer posframe-buffer)))
-
-;;;###autoload
-(defun posframe-hide-all ()
-  "Hide all posframe's frames."
-  (interactive)
-  (dolist (buffer (buffer-list))
-    (with-current-buffer buffer
-      (when (frame-live-p posframe--frame)
-        (make-frame-invisible posframe--frame)))))
-
-;;;###autoload
-(defun posframe-delete-all ()
-  "Delete all posframe's frames and buffers."
-  (interactive)
-  (dolist (frame (frame-list))
-    (let ((buffer (frame-parameter frame 'posframe-buffer)))
-      (when buffer (delete-frame frame))))
-  (dolist (buffer (buffer-list))
-    (with-current-buffer buffer
-      (when posframe--frame
-        (posframe--kill-buffer buffer)))))
-
-;; Posframe's position handler
-(defun posframe-run-poshandler (info)
-  "Run posframe's position handler.
-
-the structure of INFO can be found in docstring
-of `posframe-show'."
-  (funcall
-   (or (plist-get info :poshandler)
-       (let ((position (plist-get info :position)))
-         (cond ((integerp position)
-                #'posframe-poshandler-point-bottom-left-corner)
-               ((and (consp position)
-                     (integerp (car position))
-                     (integerp (cdr position)))
-                #'posframe-poshandler-absolute-x-y)
-               (t (error "Posframe: have no valid poshandler")))))
-   info))
-
-(defun posframe-poshandler-absolute-x-y (info)
-  "Posframe's position hanlder.
-
-Deal with (integer . integer) style position,
-the structure of INFO can be found in docstring
-of `posframe-show'."
-  (let ((position (plist-get info :position))
-        (x-pixel-offset (plist-get info :x-pixel-offset))
-        (y-pixel-offset (plist-get info :y-pixel-offset)))
-    (cons (+ (car position) x-pixel-offset)
-          (+ (cdr position) y-pixel-offset))))
-
-(defun posframe-poshandler-point-bottom-left-corner (info &optional 
font-height)
-  "Posframe's position hanlder.
-
-Get bottom-left-corner pixel position of a point,
-the structure of INFO can be found in docstring
-of `posframe-show'.
-
-Optional argument FONT-HEIGHT ."
-  (let* ((position (plist-get info :position))
-         (x-pixel-offset (plist-get info :x-pixel-offset))
-         (y-pixel-offset (plist-get info :y-pixel-offset))
-         (posframe-width (frame-pixel-width
-                          (plist-get info :posframe)))
-         (posframe-height (frame-pixel-height
-                           (plist-get info :posframe)))
-         (window (plist-get info :parent-window))
-         (frame (plist-get info :parent-frame))
-         (xmax (frame-pixel-width frame))
-         (ymax (frame-pixel-height frame))
-         (header-line-height (window-header-line-height window))
-         (posn-top-left (posn-at-point position window))
-         (x (+ (car (window-inside-pixel-edges window))
-               (- (or (car (posn-x-y posn-top-left)) 0)
-                  (or (car (posn-object-x-y posn-top-left)) 0))
-               x-pixel-offset))
-         (y-top (+ (cadr (window-pixel-edges window))
-                   header-line-height
-                   (- (or (cdr (posn-x-y posn-top-left)) 0)
-                      ;; Fix the conflict with flycheck
-                      ;; 
http://lists.gnu.org/archive/html/emacs-devel/2018-01/msg00537.html
-                      (or (cdr (posn-object-x-y posn-top-left)) 0))
-                   y-pixel-offset))
-         (font-height (or font-height (plist-get info :font-height)))
-         (y-bottom (+ y-top font-height)))
-    (cons (max 0 (min x (- xmax (or posframe-width 0))))
-          (max 0 (if (> (+ y-bottom (or posframe-height 0)) ymax)
-                     (- y-top (or posframe-height 0))
-                   y-bottom)))))
-
-(defun posframe-poshandler-point-top-left-corner (info)
-  "Posframe's position hanlder.
-
-Get top-left-corner pixel position of a point,
-the structure of INFO can be found in docstring
-of `posframe-show'."
-  (let ((font-height 0))
-    (posframe-poshandler-point-bottom-left-corner info font-height)))
-
-(defun posframe-poshandler-frame-center (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto its
-parent-frame's center.  The structure of INFO can
-be found in docstring of `posframe-show'."
-  (let* ((posframe (plist-get info :posframe))
-         (parent-frame (plist-get info :parent-frame)))
-    (cons (/ (- (frame-pixel-width parent-frame)
-                (frame-pixel-width posframe))
-             2)
-          (/ (- (frame-pixel-height parent-frame)
-                (frame-pixel-height posframe))
-             2))))
-
-(defun posframe-poshandler-frame-bottom-left-corner (_info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto its parent-frame's
-bottom left corner.  The structure of INFO can be found
-in docstring of `posframe-show'."
-  (cons 0 (- 0
-             (window-mode-line-height)
-             (window-pixel-height (minibuffer-window)))))
-
-(defun posframe-poshandler-frame-bottom-right-corner (_info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto its parent-frame's
-bottom right corner.  The structure of INFO can be found
-in docstring of `posframe-show'."
-  (cons -1 (- 0
-              (window-mode-line-height)
-              (window-pixel-height (minibuffer-window)))))
-
-(defun posframe-poshandler-window-center (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto current window's
-center.  The structure of INFO can be found in docstring
-of `posframe-show'."
-  (let* ((posframe (plist-get info :posframe))
-         (parent-window (plist-get info :parent-window))
-         (window-left (window-pixel-left parent-window))
-         (window-top (window-pixel-top parent-window))
-         (window-width (window-pixel-width parent-window))
-         (window-height (window-pixel-height parent-window))
-         (posframe-width (frame-pixel-width posframe))
-         (posframe-height (frame-pixel-height posframe)))
-    (cons (+ window-left (/ (- window-width posframe-width) 2))
-          (+ window-top (/ (- window-height posframe-height) 2)))))
-
-(defun posframe-poshandler-window-top-left-corner (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto current window's
-top left corner.  The structure of INFO can be found in
-docstring of `posframe-show'."
-  (let* ((parent-window (plist-get info :parent-window))
-         (window-left (window-pixel-left parent-window))
-         (window-top (window-pixel-top parent-window)))
-    (cons window-left
-          window-top)))
-
-(defun posframe-poshandler-window-top-right-corner (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto current window's
-top right corner.  The structure of INFO can be found in
-docstring of `posframe-show'."
-  (let* ((posframe (plist-get info :posframe))
-         (window (plist-get info :parent-window))
-         (window-left (window-pixel-left window))
-         (window-top (window-pixel-top window))
-         (window-width (window-pixel-width window))
-         (posframe-width (frame-pixel-width posframe)))
-    (cons (+ window-left window-width
-             (- 0 posframe-width))
-          window-top)))
-
-(defun posframe-poshandler-window-bottom-left-corner (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto current window's
-bottom left corner.  The structure of INFO can be found in
-docstring of `posframe-show'."
-  (let* ((posframe (plist-get info :posframe))
-         (window (plist-get info :parent-window))
-         (window-left (window-pixel-left window))
-         (window-top (window-pixel-top window))
-         (window-height (window-pixel-height window))
-         (posframe-height (frame-pixel-height posframe))
-         (modeline-height (window-mode-line-height)))
-    (cons window-left
-          (+ window-top window-height
-             (- 0 modeline-height posframe-height)))))
-
-(defun posframe-poshandler-window-bottom-right-corner (info)
-  "Posframe's position handler.
-
-Get a position which let posframe stay onto current window's
-bottom right corner.  The structure of INFO can be found in
-docstring of `posframe-show'."
-  (let* ((posframe (plist-get info :posframe))
-         (window (plist-get info :parent-window))
-         (window-left (window-pixel-left window))
-         (window-top (window-pixel-top window))
-         (window-width (window-pixel-width window))
-         (window-height (window-pixel-height window))
-         (posframe-width (frame-pixel-width posframe))
-         (posframe-height (frame-pixel-height posframe))
-         (modeline-height (window-mode-line-height)))
-    (cons (+ window-left window-width
-             (- 0 posframe-width))
-          (+ window-top window-height
-             (- 0 modeline-height posframe-height)))))
-
-(provide 'posframe)
-
-;; Local Variables:
-;; coding: utf-8-unix
-;; End:
-
-;;; posframe.el ends here
diff --git a/packages/posframe/snapshots/posframe-1.png 
b/packages/posframe/snapshots/posframe-1.png
deleted file mode 100644
index 8967fa4..0000000
Binary files a/packages/posframe/snapshots/posframe-1.png and /dev/null differ



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