35/35: emacs: Add "B" key to display latest builds.

[Alex Kost]

alezost pushed a commit to branch wip-refactor-emacs-ui
in repository guix.

commit e3967626098f28dd7ddff53463aff246a4eef1fb
Author: Alex Kost <address@hidden>
Date:   Fri Dec 11 14:09:27 2015 +0300

    emacs: Add "B" key to display latest builds.
    
    * emacs/guix-ui-package.el (guix-package-list-latest-builds): New
      procedure.
      (guix-package-list-mode-map): Bind "B" key to it.
      (guix-output-list-mode-map): Likewise.
---
 emacs/guix-ui-package.el |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/emacs/guix-ui-package.el b/emacs/guix-ui-package.el
index c2bb241..14a9a6e 100644
--- a/emacs/guix-ui-package.el
+++ b/emacs/guix-ui-package.el
@@ -34,6 +34,7 @@
 (require 'guix-guile)
 (require 'guix-entry)
 (require 'guix-utils)
+(require 'guix-hydra-build)
 
 (defgroup guix-package nil
   "Interface for displaying packages and outputs."
@@ -548,6 +549,7 @@ This function is used to hide a \"Download\" button if 
needed."
            (delete  . ?D)))
 
 (let ((map guix-package-list-mode-map))
+  (define-key map (kbd "B")   'guix-package-list-latest-builds)
   (define-key map (kbd "e")   'guix-package-list-edit)
   (define-key map (kbd "x")   'guix-package-list-execute)
   (define-key map (kbd "i")   'guix-package-list-mark-install)
@@ -722,6 +724,18 @@ The specification is suitable for 
`guix-process-package-actions'."
   (interactive)
   (guix-edit (guix-list-current-id)))
 
+(defun guix-package-list-latest-builds (number &rest args)
+  "Display latest NUMBER of Hydra builds of the current package.
+Interactively, prompt for NUMBER.  With prefix argument, prompt
+for all ARGS."
+  (interactive
+   (let ((entry (guix-list-current-entry)))
+     (guix-hydra-build-latest-prompt-args
+      :job (guix-package-name-specification
+            (guix-entry-value entry 'name)
+            (guix-entry-value entry 'version)))))
+  (apply #'guix-hydra-latest-builds number args))
+
 
 ;;; Output 'info'
 
@@ -787,6 +801,7 @@ The specification is suitable for 
`guix-process-package-actions'."
            (delete  . ?D)))
 
 (let ((map guix-output-list-mode-map))
+  (define-key map (kbd "B")   'guix-package-list-latest-builds)
   (define-key map (kbd "e")   'guix-output-list-edit)
   (define-key map (kbd "x")   'guix-output-list-execute)
   (define-key map (kbd "i")   'guix-output-list-mark-install)