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feature/popup: make parameters support functions

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Now, the transient, quit, select and modeline parameters now accept
a function FN. See `+popup-window-parameters` for details.

(transient . (FN popup-buffer))
(quit . (FN popup-window))
(select . (FN popup-window))
(modeline . (FN popup-buffer))
This commit is contained in:
Henrik Lissner 2018-01-07 02:33:57 -05:00
parent 60fdbf8643
commit 25a2973c52
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GPG key ID: 5F6C0EA160557395
2 changed files with 56 additions and 30 deletions
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28
modules/feature/popup/config.el
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@ -6,16 +6,20 @@
Modifying this has no effect, unless done before feature/popup loads.
(transient . CDR)
CDR can be t, an integer or nil. It represents the number of seconds before
the buffer belonging to a closed popup window is killed.
CDR can be t, an integer, nil or a function that returns one of these. It
represents the number of seconds before the buffer belonging to a closed popup
window is killed.
If t, CDR will default to `+popup-ttl'.
If 0, the buffer is immediately killed.
If nil, the buffer won't be killed.
If a function, it must return one of the other possible values above. It takes
the popup buffer as its sole argument.
(quit . CDR)
CDR can be t, 'other, 'current or nil. This determines the behavior of the
ESC/C-g keys in or outside of popup windows.
CDR can be t, 'other, 'current, nil, or a function that returns one of these.
This determines the behavior of the ESC/C-g keys in or outside of popup
windows.
If t, close the popup if ESC/C-g is pressed inside or outside of popups.
If 'other, close this popup if ESC/C-g is pressed outside of any popup. This
@ -24,14 +28,22 @@ Modifying this has no effect, unless done before feature/popup loads.
If 'current, close the current popup if ESC/C-g is pressed from inside of the
popup.
If nil, pressing ESC/C-g will never close this buffer.
If a function, it is checked each time ESC/C-g is pressed to determine the
fate of the popup window. This function takes one argument: the popup
window and must return one of the other possible values.
(select . BOOl)
CDR is a boolean that determines whether to focus the popup window after it
opens.
(select . CDR)
CDR can be a boolean or function. The boolean determines whether to focus the
popup window after it opens (non-nil) or focus the origin window (nil).
If a function, it takes two arguments: the popup window and the source window
(where you were before the popup was opened). It does nothing else, and
ignores its return value.
(modeline . CDR)
CDR can be t (show the default modeline), a symbol representing the name of a
modeline defined with `def-modeline!', or nil (show no modeline).
modeline defined with `def-modeline!', nil (show no modeline) or a function
that returns one of these. The function takes one argument: the popup buffer.
(popup . t)
This is for internal use, do not change this. It simply marks a window as a