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;;; android-mode.el --- Minor mode for Android application development
;; Copyright (C) 2009-2014 R.W van 't Veer
;; Author: R.W. van 't Veer
;; Created: 20 Feb 2009
;; Keywords: tools processes
;; Version: 0.4.0
;; URL:
;; Contributors:
;; Bert Hartmann
;; Cristian Esquivias
;; Donghyun Cho
;; Geoff Shannon
;; Jürgen Hötzel
;; Karsten Gebbert
;; Habibullah Pagarkar
;; Hiroo Matsumoto
;; K. Adam Christensen
;; Haden Pike
;; This program 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.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;; Provides support for running Android SDK subprocesses like the
;; emulator, logcat, ddms and ant. When loaded `dired-mode' and
;; `find-file' hooks are added to automatically enable `android-mode'
;; when opening a file or directory in an android project.
;;; Code:
(require 'cl-lib)
(require 'xml)
(eval-when-compile (require 'cl))
(defconst android-mode-default-builders
'(ant gradle maven))
(defgroup android-mode nil
"A minor mode for Android application development"
:prefix "android-mode-"
:group 'applications)
(defcustom android-mode-sdk-dir nil
"Set to the directory containing the Android SDK. This value
will be overridden by ANDROID_HOME environment variable when
:type 'string
:group 'android-mode)
(defcustom android-mode-sdk-tool-subdirs '("tools" "platform-tools")
"List of subdirectors in the SDK containing commandline tools."
:type '(repeat string)
:group 'android-mode)
(defcustom android-mode-sdk-tool-extensions '("" ".bat" ".exe")
"List of possible extensions for commandline tools."
:type '(repeat string)
:group 'android-mode)
(defcustom android-mode-builder 'gradle
"Builder for building an android application.
When customizing `android-mode-builder' it's important to make
sure that a corresponding entry exists in
:type 'symbol
:options android-mode-default-builders
:group 'android-mode)
(defcustom android-mode-root-file-plist '(ant "AndroidManifest.xml"
maven "AndroidManifest.xml"
gradle "gradlew")
"Plist of mapping between different builders and the file that
signifies the root of a project that uses that builder."
:type '(plist :key-type symbol
:value-type string)
:options android-mode-default-builders
:group 'android-mode)
(defcustom android-mode-build-command-alist
'((ant . "ant -e")
(maven . "mvn")
(gradle . "./gradlew"))
"Alist that specifies specific build command according to builder type.
Each elt has the form (BUILDER COMMAND)."
:type '(alist :key-type symbol :value-type string)
:options android-mode-default-builders
:group 'android-mode)
(defcustom android-mode-key-prefix "\C-c a"
"Minor mode keys prefix."
:type 'string
:group 'android-mode)
(defcustom android-mode-avd ""
"Default AVD to use."
:type 'string
:group 'android-mode)
(defface android-mode-verbose-face '((t (:foreground "DodgerBlue")))
"Font Lock face used to highlight VERBOSE log records."
:group 'android-mode)
(defface android-mode-debug-face '((t (:foreground "ForestGreen")))
"Font Lock face used to highlight DEBUG log records."
:group 'android-mode)
(defface android-mode-info-face '((t (:foreground "Gray45")))
"Font Lock face used to highlight INFO log records."
:group 'android-mode)
(defface android-mode-warning-face '((t (:foreground "Red")))
"Font Lock face used to highlight WARN log records."
:group 'android-mode)
(defface android-mode-error-face '((t (:foreground "Red" :bold t)))
"Font Lock face used to highlight ERROR log records."
:group 'android-mode)
(defvar android-mode-log-face-alist
'(("V" . android-mode-verbose-face)
("D" . android-mode-debug-face)
("I" . android-mode-info-face)
("W" . android-mode-warning-face)
("E" . android-mode-error-face)))
(defvar android-mode-log-filter-regexp ""
"With this, user can filter output in `android-logcat-buffer'.
If received line from logcat doesn't match this, Emacs will
ignore that line. User can see their log in a less verbose
(defun android-root ()
"Look for AndroidManifest.xml file to find project root of android application."
(let ((dominating-file (plist-get android-mode-root-file-plist
(if dominating-file
(locate-dominating-file default-directory dominating-file)
(message "%s was not found in `android-mode-root-file-plist'"
(defmacro android-in-root (body)
"Execute BODY form with project root directory as
``default-directory''. The form is not executed when no project
root directory can be found."
`(let ((android-root-dir (android-root)))
(if android-root-dir
(let ((default-directory android-root-dir))
(error "can't find project root"))))
(defun android-local-sdk-dir ()
"Try to find android sdk directory through the
file in the android project base directory. If
doesn't exist, it does not contain the sdk-dir property or the
referred directory does not exist, return the ANDROID_HOME
environment value otherwise the `android-mode-sdk-dir' variable."
(let ((local-properties ""))
(and (file-exists-p local-properties)
(insert-file-contents local-properties)
(goto-char (point-min))
(and (re-search-forward "^sdk\.dir=\\(.*\\)" nil t)
(let ((sdk-dir (match-string 1)))
(and (file-exists-p sdk-dir) sdk-dir)))))))
(getenv "ANDROID_HOME")
(error "no SDK directory found")))
(defun android-tool-path (name)
"Find path to SDK tool."
(or (cl-find-if #'file-exists-p
(apply #'append
(mapcar (lambda (path)
(mapcar (lambda (ext)
(mapconcat 'identity
,path ,(concat name ext))
(error "can't find SDK tool: %s" name)))
(defvar android-exclusive-processes ())
(defun android-start-exclusive-command (name command &rest args)
(and (not (cl-find (intern name) android-exclusive-processes))
(set-process-sentinel (apply 'start-process-shell-command name name command args)
(lambda (proc msg)
(when (memq (process-status proc) '(exit signal))
(setq android-exclusive-processes
(delete (intern (process-name proc))
(setq android-exclusive-processes (cons (intern name)
(defun android-create-project (path package activity)
"Create new Android project with SDK app."
(interactive "FPath: \nMPackage: \nMActivity: ")
(let* ((target (completing-read "Target: " (android-list-targets)))
(expanded-path (expand-file-name path))
(command (format "%s create project --path %S --package %s --activity %s --target %S"
(android-tool-path "android")
expanded-path package activity target))
(output (shell-command-to-string command)))
(if (string-equal "Error" (substring output 0 5))
(error output)
(find-file expanded-path))))
(defun android-list-targets ()
"List Android SDKs installed on local machine."
(let* ((command (concat (android-tool-path "android") " list target"))
(output (shell-command-to-string command))
(result nil)
(offset 0))
(while (string-match "id: [[:digit:]]+ or \"\\(.*\\)\"" output offset)
(setq result (cons (match-string 1 output) result))
(setq offset (match-end 0)))
(if result
(reverse result)
(error "no Android Targets found"))))
(defun android-list-avd ()
"List of Android Virtual Devices installed on local machine."
(let* ((command (concat (android-tool-path "android") " list avd"))
(output (shell-command-to-string command))
(result nil)
(offset 0))
(while (string-match "Name: \\(.*\\)" output offset)
(setq result (cons (match-string 1 output) result))
(setq offset (match-end 0)))
(if result
(reverse result)
(error "no Android Virtual Devices found"))))
(defun android-start-emulator ()
"Launch Android emulator."
(let ((avd (or (and (not (string= android-mode-avd "")) android-mode-avd)
(completing-read "Android Virtual Device: " (android-list-avd)))))
(unless (android-start-exclusive-command (concat "*android-emulator-" avd "*")
(concat (android-tool-path "emulator") " -avd " avd))
(message (concat "emulator " avd " already running")))))
(defun android-start-ddms ()
"Launch Dalvik Debug Monitor Service tool."
(unless (android-start-exclusive-command "*android-ddms*" (android-tool-path "ddms"))
(message "ddms already running")))
(defcustom android-logcat-buffer "*android-logcat*"
"Name for the buffer where logcat output goes."
:type 'string
:group 'android-mode)
(defun android-logcat-find-file ()
(let ((filename (get-text-property (point) 'filename))
(linenr (get-text-property (point) 'linenr)))
(when filename
(find-file (concat (android-root) "/src/" filename))
(goto-char (point-min))
(forward-line (1- linenr)))))
(defun android-logcat-find-file-mouse (event)
(interactive "e")
(let (window pos file)
(setq window (posn-window (event-end event))
pos (posn-point (event-end event)))
(set-buffer (window-buffer window))
(goto-char pos)
(defvar android-logcat-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "RET") 'android-logcat-find-file)
(define-key map [mouse-2] 'android-logcat-find-file-mouse)
(define-key map (kbd "n") 'next-logical-line)
(define-key map (kbd "p") 'previous-logical-line)
(define-key map (kbd "q") 'delete-window)
(define-key map (kbd "f") 'android-logcat-set-filter)
(define-key map (kbd "c") 'android-logcat-clear-filter)
(define-key map (kbd "C") 'android-logcat-erase-buffer)
(defun android-logcat-prepare-msg (msg)
(if (string-match "\\bat \\(.+\\)\\.\\([^.]+\\)\\.\\([^.]+\\)(\\(.+\\):\\([0-9]+\\))" msg)
(let* ((package (match-string 1 msg))
(class (match-string 2 msg))
(method (match-string 3 msg))
(filename (concat (replace-regexp-in-string "\\." "/" package) "/" (match-string 4 msg)))
(linenr (match-string 5 msg)))
(if (file-exists-p (concat (android-root) "/src/" filename))
(propertize msg
'face 'underline
'mouse-face 'highlight
'filename filename
'linenr (string-to-number linenr)
'follow-link t)
(defvar android-logcat-pending-output "")
(defun android-logcat-process-filter (process output)
"Process filter for displaying logcat output."
(with-current-buffer android-logcat-buffer
(let ((following (= (point-max) (point)))
(buffer-read-only nil)
(pos 0)
(output (concat android-logcat-pending-output
(replace-regexp-in-string "" "" output))))
(while (string-match "\n" output pos)
(let ((line (substring output pos (match-beginning 0))))
(setq pos (match-end 0))
(goto-char (point-max))
(when (string-match android-mode-log-filter-regexp line)
(if (string-match "^\\(.\\)/\\(.*\\)( *\\([0-9]+\\)): \\(.*\\)$" line)
(let* ((level (match-string 1 line))
(level-face (cdr (or (assoc level android-mode-log-face-alist)
(assoc "I" android-mode-log-face-alist))))
(tag (replace-regexp-in-string " *$" "" (match-string 2 line)))
(pid (match-string 3 line))
(msg (match-string 4 line)))
(insert (propertize level
'font-lock-face level-face))
(insert (propertize tag
'font-lock-face 'font-lock-function-name-face))
(insert (propertize (concat "(" pid ")")
'font-lock-face 'font-lock-constant-face))
(insert (android-logcat-prepare-msg (propertize msg 'font-lock-face level-face))))
(insert (propertize line
'font-lock-face 'font-lock-warning-face)))
(insert "\n"))))
(setq android-logcat-pending-output (substring output pos)))
(when following (goto-char (point-max))))))
(defun android-logcat ()
"Switch to ADB logcat buffer, create it when it doesn't exists yet."
(when (android-start-exclusive-command android-logcat-buffer
(android-tool-path "adb")
(set-process-filter (get-buffer-process android-logcat-buffer)
(with-current-buffer android-logcat-buffer
(setq buffer-read-only t)
(set (make-local-variable 'tab-stop-list) '(2 30))
(set (make-local-variable 'android-mode-log-filter-regexp) "")
(use-local-map android-logcat-map)
(font-lock-mode t)
(android-mode t)))
(switch-to-buffer android-logcat-buffer)
(goto-char (point-max)))
(defun android-current-buffer-class-name ()
"Try to determine the full qualified class name defined in the
current buffer."
(when (and buffer-file-name
(string-match "\\.java$" buffer-file-name))
(goto-char (point-min))
(let* ((case-fold-search nil)
(package (and (search-forward-regexp "^[ \t]*package[ \t]+\\([a-z0-9_.]+\\)" nil t)
(match-string-no-properties 1)))
(class (and (search-forward-regexp "\\bpublic[ \t]+class[ \t]+\\([A-Za-z0-9]+\\)" nil t)
(match-string-no-properties 1))))
(cond ((and package class) (concat package "." class))
(class class))))))
(defun android-project-package ()
"Return the package of the Android project"
(let ((root (car (xml-parse-file "AndroidManifest.xml"))))
(xml-get-attribute root 'package))))
(defun android-project-main-activities (&optional category)
"Return list of main activity class names as found in the
manifest. The names returned are fully qualified class names.
Names starting with a period or a capital letter are prepended by
the project package name.
Filter on CATEGORY intent when supplied."
(cl-flet* ((first-xml-child (parent name)
(car (xml-get-children parent name)))
(action-main-p (activity)
(let ((el (first-xml-child (first-xml-child activity
(equal "android.intent.action.MAIN"
(xml-get-attribute el 'android:name))))
(category-p (activity)
(let ((el (first-xml-child (first-xml-child activity
(equal (concat "android.intent.category." category)
(xml-get-attribute el 'android:name)))))
(let* ((root (car (xml-parse-file "AndroidManifest.xml")))
(package (xml-get-attribute root 'package))
(application (first-xml-child root 'application)))
(mapcar (lambda (activity)
(let ((case-fold-search nil)
(name (xml-get-attribute activity 'android:name)))
(cond ((string-match "^\\." name) (concat package name))
((string-match "^[A-Z]" name) (concat package "." name))
(t name))))
(cl-member-if (lambda (activity)
(and (action-main-p activity)
(or (not category) (category-p activity))))
(xml-get-children application 'activity)))))))
(defun android-start-app ()
"Start activity in the running emulator. When the current
buffer holds an activity class specified in the manifest as a
main action intent is will be run. Otherwise start the first
activity in the 'launcher' category."
(let* ((package (android-project-package))
(current (android-current-buffer-class-name))
(activity (if (member current
(car (android-project-main-activities "LAUNCHER"))))
(command (concat (android-tool-path "adb")
" shell am start -n "
(concat package "/" activity))))
(unless activity (error "no main activity found in manifest"))
(message "Starting activity: %s" activity)
(let ((output (shell-command-to-string command)))
(when (string-match "^Error: " output)
(error (concat command "\n" output))))))
(defun android-logcat-set-filter (regexp-filter)
"Set the filter of `android-logcat-buffer' to
REGEXP-FILTER. User can see only lines which match
(interactive "MRegexp Filter: ")
(with-current-buffer android-logcat-buffer
(let ((buffer-read-only nil)
(info-face (cdr (assoc "I" android-mode-log-face-alist)))
(goto-char (point-max))
(if (equal (length regexp-filter) 0)
(setq msg "\n\n*** Filter is cleared ***\n\n")
(setq msg (concat "\n\n*** Filter is changed to '" regexp-filter
"' ***\n\n")))
(insert (propertize msg 'font-lock-face info-face))))
(setq android-mode-log-filter-regexp regexp-filter))
(defun android-logcat-clear-filter ()
"Clear the filter of `android-logcat-buffer'. User can see all
(android-logcat-set-filter ""))
(defun android-logcat-erase-buffer ()
"Clear the contents of the logcat buffer."
(with-current-buffer android-logcat-buffer
(let ((buffer-read-only nil))
(defmacro android-defun-builder (builder)
`(defun ,(intern (concat "android-" builder)) (tasks-or-goals)
,(concat "Run " builder " TASKS-OR-GOALS in the project root directory.")
(interactive "sTasks or Goals: ")
(compile (concat (cdr (assoc (intern ,builder) android-mode-build-command-alist))
" " tasks-or-goals)))))
(android-defun-builder "ant")
(android-defun-builder "maven")
(android-defun-builder "gradle")
;; Ant
(defmacro android-defun-ant-task (task)
`(defun ,(intern (concat "android-ant-"
(replace-regexp-in-string "[[:space:]]" "-" task)))
,(concat "Run 'ant " task "' in the project root directory.")
(android-ant ,task)))
(android-defun-ant-task "clean")
(android-defun-ant-task "test")
(android-defun-ant-task "debug")
(android-defun-ant-task "installd")
(android-defun-ant-task "uninstall")
;; Maven
(defmacro android-defun-maven-task (task)
`(defun ,(intern (concat "android-maven-"
(replace-regexp-in-string "[[:space:]:]" "-" task)))
,(concat "Run maven " task " in the project root directory.")
(android-maven ,task)))
(android-defun-maven-task "clean")
(android-defun-maven-task "test")
(android-defun-maven-task "install")
(android-defun-maven-task "android:deploy")
(android-defun-maven-task "android:redeploy")
(android-defun-maven-task "android:undeploy")
(defmacro android-defun-gradle-task (task)
`(defun ,(intern (concat "android-gradle-"
(replace-regexp-in-string "[[:space:]:]" "-" task)))
,(concat "Run gradle " task " in the project root directory.")
(android-gradle ,task)))
(android-defun-gradle-task "clean")
(android-defun-gradle-task "test")
(android-defun-gradle-task "assembleDebug")
(android-defun-gradle-task "assembleRelease")
(android-defun-gradle-task "installDebug")
(android-defun-gradle-task "uninstallDebug")
;; Common build functions
(defun android-build-clean ()
"Remove output files created by building."
(funcall (case android-mode-builder
('ant 'android-ant-clean)
('gradle 'android-gradle-clean)
('maven 'android-maven-clean))))
(defun android-build-test ()
"Run the tests."
(funcall (case android-mode-builder
('ant 'android-ant-test)
('gradle 'android-gradle-test)
('maven 'android-maven-test))))
(defun android-build-debug ()
"Build the application in a debug mode."
(funcall (case android-mode-builder
('ant 'android-ant-debug)
('gradle 'android-gradle-assembleDebug)
('maven 'android-maven-install))))
(defun android-build-install ()
"Install a generated apk file to the device."
(funcall (case android-mode-builder
('ant 'android-ant-installd)
('gradle 'android-gradle-installDebug)
('maven 'android-maven-android-deploy))))
(defun android-build-reinstall ()
"Reinstall a generated apk file to the device."
(funcall (case android-mode-builder
('maven 'android-maven-android-deploy)
(t (error "%s builder does not support reinstall"
(defun android-build-uninstall ()
"Uninstall a generated apk file from the device."
(funcall (case android-mode-builder
('ant 'android-ant-uninstall)
('gradle 'android-gradle-uninstallDebug)
('maven 'android-maven-android-undeploy))))
(defconst android-mode-keys
'(("d" . android-start-ddms)
("e" . android-start-emulator)
("l" . android-logcat)
("C" . android-build-clean)
("t" . android-build-test)
("c" . android-build-debug)
("i" . android-build-install)
("r" . android-build-reinstall)
("u" . android-build-uninstall)
("a" . android-start-app)))
(defvar android-mode-map (make-sparse-keymap))
(add-hook 'android-mode-hook
(lambda ()
(dolist (spec android-mode-keys)
(read-kbd-macro (concat android-mode-key-prefix " " (car spec)))
(cdr spec)))))
(define-minor-mode android-mode
"Android application development minor mode."
" Android"
(add-hook 'dired-mode-hook (lambda () (when (android-root) (android-mode t))))
(add-hook 'find-file-hook (lambda () (when (android-root) (android-mode t))))
(provide 'android-mode)
;;; android-mode.el ends here