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ChangeLog.android
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2023-08-07 Po Lu <luangruo@yahoo.com>
* nt/mingw-cfg.site: Remove additions for Gnulib printf.
* m4, lib: Update from Gnulib.
* msdos/sedlibmk.inp: Remove variables deleted as part of previous
change.
* admin/merge-gnulib (GNULIB_MODULES): Remove vasprintf and
printf-posix.
2023-08-06 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsService.java (readDirectoryEntry): Fix
potential NULL dereference.
* java/org/gnu/emacs/EmacsSafThread.java (openDocument1): If
initially opening with rwt, verify the file descriptor is really
writable; if not, resort to rw and truncating the file descriptor
by hand instead.
* src/androidvfs.c (NATIVE_NAME (ftruncate)): New function.
Truncate file descriptor and return whether that was successful.
* src/androidvfs.c (android_saf_tree_chmod): Repair file access
permissions allowed within FLAGS.
2023-08-05 Po Lu <luangruo@yahoo.com>
* doc/lispref/commands.texi (Touchscreen Events): Fix typo.
* lisp/subr.el (y-or-n-p): Don't call set-text-conversion-style
when not present.
2023-08-04 Po Lu <luangruo@yahoo.com>
* ChangeLog.android: New file.
2023-08-04 Po Lu <luangruo@yahoo.com>
* src/androidvfs.c (android_verify_jni_string): Move to
android.c.
* src/android.c (android_verify_jni_string): New function.
(android_build_string): Forgo encoding menu text if TEXT is a
multibyte string that's also a valid JNI string.
* src/android.h: Update prototypes.
* java/org/gnu/emacs/EmacsService.java (getDocumentTrees): Don't
encode some characters that need not be escaped within file
names.
2023-08-03 Po Lu <luangruo@yahoo.com>
* src/fileio.c (check_vfs_filename): Revert earlier change.
* src/android.h: Update prototypes.
* src/androidvfs.c (unix_vfs_ops, android_unix_chmod, afs_vfs_ops)
(android_afs_chmod, content_vfs_ops, android_content_chmod)
(authority_vfs_ops, android_authority_chmod, saf_root_vfs_ops)
(android_saf_root_chmod, saf_tree_vfs_ops, android_saf_tree_chmod)
(saf_file_vfs_ops, saf_new_vfs_ops, android_saf_new_chmod)
(root_vfs_ops): Add `chmod' to the list of functions implemented
by each vnode.
(android_fchmodat): New function.
* src/fileio.c (Fset_file_modes): Use `emacs_fchmodat'.
* src/lisp.h:
* src/sysdep.c (emacs_fchmodat): Delegate to android_fchmodat on
Android.
* java/org/gnu/emacs/EmacsSafThread.java (CacheToplevel)
(EmacsSafThread, DocIdEntry, getCache, pruneCache)
(cacheDirectoryFromCursor, run, documentIdFromName1)
(statDocument1, openDocumentDirectory1, openDocument1): Introduce
a file status cache and populate it with files within directories
as they are opened.
* java/org/gnu/emacs/EmacsService.java (createDocument)
(createDirectory, moveDocument): Invalidate the file status cache
wherever needed.
* src/fileio.c (check_vfs_filename):
(Fset_file_modes): Permit `set-file-modes' to silently fail
on asset and content files.
2023-08-02 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android, What is Android?)
(Android Startup, Android File System, Android Environment)
(Android Windowing, Android Fonts, Android Troubleshooting):
Improve section titles.
(Android Windowing): Describe the relation between keyboard
modifiers reported by Android and those in key events.
* java/org/gnu/emacs/EmacsWindow.java (onKeyDown, onKeyUp):
Clear META_SYM_ON and META_META_MASK when retrieving ASCII
characters.
* src/androidgui.h: Add ANDROID_META_MASK.
* src/androidterm.c (android_android_to_emacs_modifiers)
(android_emacs_to_android_modifiers): Transform META to Alt, and
vice versa.
2023-08-01 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android File System): Describe how to
access real files named /assets or /contents if so required.
* java/org/gnu/emacs/EmacsService.java (validAuthority):
* src/android.c (android_init_emacs_service):
* src/android.h: New function.
* src/androidvfs.c (android_saf_valid_authority_p): New
function. Wrap the Java function.
(android_saf_root_stat, android_saf_root_access): Don't return
success if no authority by vp->authority's name exists.
(android_saf_tree_from_name): Check validity of string data
before giving it to JNI.
* src/sfnt.c (CHECK_STACK_AVAILABLE): New macro.
(PUSH, PUSH_UNCHECKED): Always define to unchecked versions,
even if TEST.
(PUSH2_UNCHECKED): New macro.
(NPUSHB, NPUSHW, PUSHB, PUSHW): Check the number of remaining
stack elements once.
(stack_overflow_test_args): Expect zero stack arguments.
* src/android.c (ANDROID_THROW): Remove unused macro.
2023-07-31 Po Lu <luangruo@yahoo.com>
* src/sfnt.c (ISECT): Micro-optimize this instruction.
* src/sfntfont.c (sfnt_parse_style): Avoid GC safety problem.
(sfnt_parse_style): Fix misworded commentary.
* java/org/gnu/emacs/EmacsNative.java (EmacsNative):
* java/org/gnu/emacs/EmacsNoninteractive.java (main):
* java/org/gnu/emacs/EmacsService.java (run):
* java/org/gnu/emacs/EmacsThread.java (run):
* src/android.c (initEmacs, setEmacsParams): Set
`android_api_level' within setEmacsParams, not in initEmacs.
* src/androidvfs.c: Pacify compiler warnings.
* java/org/gnu/emacs/EmacsService.java (renameDocument): Don't
catch UnsupportedOperationException; handle ENOSYS in
android_saf_rename_document instead.
(moveDocument): New function.
* lisp/subr.el (y-or-n-p): Always change the text conversion
style.
* src/android.c (android_init_emacs_service)
(android_exception_check_4): New function.
* src/android.h: Update Java function table.
* src/androidvfs.c (android_saf_rename_document): Handle ENOSYS
here by setting errno to EXDEV.
(android_saf_move_document): New function.
(android_document_id_from_name): Take const `dir_name'.
(android_saf_tree_rename): Use delete-move-rename to implement
cross-directory renames.
2023-07-30 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsSafThread.java
(postInvalidateCacheDir):
* java/org/gnu/emacs/EmacsService.java (renameDocument): New
functions.
* src/android.c (android_init_emacs_service):
* src/android.h (struct android_emacs_service): Link to new JNI
function.
* src/androidvfs.c (android_saf_rename_document): New function.
(android_saf_tree_rename): Implement in terms of that function
if possible.
2023-07-29 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsSafThread.java (statDocument1):
* src/androidvfs.c (android_afs_stat, android_content_stat)
(android_saf_root_stat): Report search permissions for files.
* src/androidvfs.c: Improve commentary.
2023-07-29 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsSafThread.java (postInvalidateCache):
New argument cacheName. Remove that file from the cache.
(accessDocument1): Consult the storage cache as well.
* java/org/gnu/emacs/EmacsService.java (deleteDocument): New
argument NAME.
* src/android.c (android_init_emacs_service): Add new argument.
* src/androidvfs.c (android_saf_delete_document)
(android_saf_tree_rmdir, android_saf_file_unlink): Pass name of
file being deleted to `deleteDocument'.
2023-07-29 Po Lu <luangruo@yahoo.com>
* src/androidvfs.c (android_saf_exception_check): Describe
exceptions earlier.
* java/org/gnu/emacs/EmacsSafThread.java (DocIdEntry)
(getCacheEntry, CacheEntry, documentIdFromName1): Fix earlier
change.
* java/org/gnu/emacs/EmacsSafThread.java (DocIdEntry)
(getCacheEntry, CacheEntry): Use `uptimeMillis' as the basis for
cache expiration.
* java/org/gnu/emacs/EmacsSafThread.java (EmacsSafThread, getCache)
(pruneCache1, pruneCache, cacheChild, cacheDirectoryFromCursor)
(documentIdFromName1, openDocumentDirectory1): Implement the
cache referred to by the commentary.
* java/org/gnu/emacs/EmacsService.java (deleteDocument):
Invalidate the cache upon document removal.
* src/androidvfs.c (android_saf_exception_check)
(android_document_id_from_name): Correctly preserve or set errno
in error cases.
2023-07-28 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsSafThread.java (documentIdFromName1):
Fix query argument placeholder string.
* src/androidvfs.c (android_document_id_from_name): Don't return
0 if an SAF exception occurs.
* src/androidselect.c (Fandroid_get_clipboard): Don't return
data if clipboard is empty. Reported by Johan Widén
<j.e.widen@gmail.com>.
2023-07-28 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android Document Providers): Say that
quitting is now possible.
* java/org/gnu/emacs/EmacsNative.java (EmacsNative): New
functions `safSyncAndReadInput', `safync' and `safPostRequest'.
* java/org/gnu/emacs/EmacsSafThread.java: New file. Move
cancel-able SAF operations here.
* java/org/gnu/emacs/EmacsService.java (EmacsService): Allow
quitting from most SAF operations.
* src/androidvfs.c (android_saf_exception_check): Return EINTR if
OperationCanceledException is received.
(android_saf_stat, android_saf_access)
(android_document_id_from_name, android_saf_tree_opendir_1)
(android_saf_file_open): Don't allow reentrant calls from async
input handlers.
(NATIVE_NAME): Implement new synchronization primitives for JNI.
(android_vfs_init): Initialize new class.
* src/dired.c (open_directory): Handle EINTR from opendir.
* src/sysdep.c: Describe which operations may return EINTR on
Android.
2023-07-28 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsDirectoryEntry.java
(EmacsDirectoryEntry): Make class final.
* java/org/gnu/emacs/EmacsService.java (accessDocument)
(openDocumentDirectory, openDocument, createDocument): Throw
access and IO error exceptions instead of catching them.
(createDirectory, deleteDocument): New functions.
* src/android.c (android_init_emacs_service): Add new functions.
* src/android.h (struct android_emacs_service): Likewise.
* src/androidvfs.c (android_saf_exception_check): New function.
Translate between Java exceptions and errno values.
(android_saf_stat, android_saf_access, android_saf_delete_document)
(struct android_saf_tree_vnode, android_document_id_from_name)
(android_saf_tree_name, android_saf_tree_rmdir)
(android_saf_tree_opendir_1, android_saf_tree_opendir)
(android_saf_file_open, android_saf_file_unlink)
(android_saf_new_open, android_saf_new_mkdir): Implement missing
VFS operations and derive errno values from the type of any
exceptions thrown.
(android_vfs_init): Initialize exception classes.
(android_mkdir, android_fstat): Remove trailing whitespace.
2023-07-27 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android Document Providers): Improve
wording of paragraph clarifying limits on subprocesses.
* java/org/gnu/emacs/EmacsService.java (getDocumentTrees): Use
Java standard US-ASCII coding standard instead of the
undocumented ``ASCII'' alias.
(decodeFileName): Remove unused function.
(documentIdFromName):
* src/android.c (android_init_emacs_service): Take a String for
NAME instead of a byte array.
* src/androidvfs.c (android_verify_jni_string): New function.
(android_document_id_from_name): Verify that STRING is a valid
Modified UTF-8 string.
* src/androidvfs.c (android_afs_initial)
(android_content_get_directory_name, android_saf_tree_name)
(android_saf_tree_from_name, android_vfs_init): Silence compiler
warnings.
* src/android.c (android_run_in_emacs_thread): Behave more
robustly if SIGIO arrives too late Emacs for Emacs to check for
signals, but too early to preempt a long running syscall.
* java/org/gnu/emacs/EmacsActivity.java (onActivityResult):
* src/androidvfs.c (android_renameat_noreplace, android_rename):
Free vdst using vdst->ops, not vp->ops.
2023-07-27 Po Lu <luangruo@yahoo.com>
* configure.ac (ANDROID_STUBIFY): Add androidvfs.o when building
libemacs.so.
* doc/emacs/android.texi (Android): Add `Android Document
Providers'.
(Android Startup): Update the location of the content identifier
directory.
(Android File System): Describe access to document provider
directories.
(Android Document Providers): New node.
* doc/emacs/emacs.texi (Top): Update the menu for the Android
appendix.
* java/Makefile.in (filename, install_temp/assets/build_info):
Make directory-tree depend on build_info.
* java/org/gnu/emacs/EmacsActivity.java (onActivityResult): New
function. When a document tree is accepted, persist access to it.
* java/org/gnu/emacs/EmacsDirectoryEntry.java
(EmacsDirectoryEntry): New struct.
* java/org/gnu/emacs/EmacsOpenActivity.java (checkReadableOrCopy):
Use EmacsService.buildContentName.
* java/org/gnu/emacs/EmacsService.java (getEmacsView)
(openContentUri)
(checkContentUri): Remove excessive debug logging.
(buildContentName, getDocumentAuthorities, requestDirectoryAccess)
(getDocumentTrees, decodeFileName, documentIdFromName, getTreeUri)
(statDocument, accessDocument, openDocumentDirectory)
(readDirectoryEntry)
(openDocument, createDocument): New functions.
* lib-src/asset-directory-tool.c: Improve commentary by
illustrating the difference between directory and ordinary files.
* src/android.c (ANDROID_THROW, enum android_fd_table_entry_flags)
(struct android_emacs_service, android_extract_long)
(android_scan_directory_tree, android_is_directory)
(android_get_asset_name, android_url_encode)
(android_content_name_p)
(android_get_content_name, android_check_content_access)
(android_fstat)
(android_fstatat, android_file_access_p)
(android_hack_asset_fd_fallback)
(android_detect_ashmem, android_hack_asset_fd)
(android_close_on_exec)
(android_open, android_close, android_fclose)
(android_create_lib_link)
(android_faccessat, struct android_dir, android_opendir)
(android_dirfd)
(android_readdir, android_closedir)
(android_lookup_asset_directory_fd)
(android_exception_check_3, android_get_current_api_level)
(android_open_asset, android_close_asset, android_asset_read_quit)
(android_asset_read, android_asset_lseek, android_asset_fstat):
Move content and asset related functions to androidvfs.c.
(android_init_emacs_service): Obtain handles for new JNI
functions.
(initEmacsParams): Initialize the VFS layer.
(android_request_directory_access): New function.
(android_display_toast): Remove unused function.
* src/android.h (android_get_current_api_level): Assume that
this function never returns less than __ANDROID_API__.
(struct android_emacs_service): Move `struct
android_emacs_service' here.
* src/androidfns.c (Fandroid_request_directory_access): New
interactive function.
(syms_of_androidfns): Register new subr.
* src/androidvfs.c (struct android_vdir, struct android_vops)
(struct android_vnode, struct android_special_vnode)
(enum android_vnode_type, struct android_cursor_class)
(struct emacs_directory_entry_class)
(struct android_parcel_file_descriptor_class)
(android_init_cursor_class, android_init_entry_class)
(android_init_fd_class, android_vfs_canonicalize_name)
(struct android_unix_vnode, struct android_unix_vdir)
(unix_vfs_ops)
(android_unix_name, android_unix_vnode, android_unix_open)
(android_unix_close, android_unix_unlink, android_unix_symlink)
(android_unix_rmdir, android_unix_rename, android_unix_stat)
(android_unix_access, android_unix_mkdir, android_unix_readdir)
(android_unix_closedir, android_unix_dirfd, android_unix_opendir)
(android_extract_long, android_scan_directory_tree)
(android_is_directory, android_init_assets)
(android_hack_asset_fd_fallback, android_detect_ashmem)
(android_hack_asset_fd, struct android_afs_vnode)
(struct android_afs_vdir, struct android_afs_open_fd, afs_vfs_ops)
(android_afs_name, android_afs_initial, android_close_on_exec)
(android_afs_open, android_afs_close, android_afs_unlink)
(android_afs_symlink, android_afs_rmdir, android_afs_rename)
(android_afs_stat, android_afs_access, android_afs_mkdir)
(android_afs_readdir, android_afs_closedir, android_afs_dirfd)
(android_afs_opendir, android_afs_get_directory_name)
(struct android_content_vdir, content_vfs_ops)
(content_directory_contents, android_content_name)
(android_content_open, android_content_close)
(android_content_unlink, android_content_symlink)
(android_content_rmdir, android_content_rename)
(android_content_stat, android_content_access)
(android_content_mkdir, android_content_readdir)
(android_content_closedir, android_content_dirfd)
(android_content_opendir, android_content_get_directory_name)
(android_content_initial, android_get_content_name)
(android_check_content_access, struct android_authority_vnode)
(authority_vfs_ops, android_authority_name)
(android_authority_open)
(android_authority_close, android_authority_unlink)
(android_authority_symlink, android_authority_rmdir)
(android_authority_rename, android_authority_stat)
(android_authority_access, android_authority_mkdir)
(android_authority_opendir, android_authority_initial)
(struct android_saf_root_vnode, struct android_saf_root_vdir)
(saf_root_vfs_ops, android_saf_root_name, android_saf_root_open)
(android_saf_root_close, android_saf_root_unlink)
(android_saf_root_symlink, android_saf_root_rmdir)
(android_saf_root_rename, android_saf_root_stat)
(androqid_saf_root_access, android_saf_root_mkdir)
(android_saf_root_readdir, android_saf_root_closedir)
(android_saf_root_dirfd, android_saf_root_opendir)
(android_saf_root_initial, android_saf_root_get_directory)
(android_saf_stat, android_saf_access)
(struct android_saf_tree_vnode, struct android_saf_tree_vdir)
(saf_tree_vfs_ops, android_document_id_from_name)
(android_saf_tree_name, android_saf_tree_open)
(android_saf_tree_close, android_saf_tree_unlink)
(android_saf_tree_symlink, android_saf_tree_rmdir)
(android_saf_tree_rename, android_saf_tree_stat)
(android_saf_tree_access, android_saf_tree_mkdir)
(android_saf_tree_opendir_1, android_saf_tree_readdir)
(android_saf_tree_closedir, android_saf_tree_dirfd)
(android_saf_tree_opendir, android_saf_tree_from_name)
(android_saf_tree_get_directory, android_saf_file_vnode)
(saf_file_vfs_ops, android_saf_file_name, android_saf_file_open)
(android_saf_file_unlink, android_saf_file_rmdir)
(android_saf_file_opendir, android_close_parcel_fd)
(android_saf_new_vnode, android_saf_new_name)
(android_saf_new_open)
(android_saf_new_unlink, android_saf_new_symlink)
(android_saf_new_rmdir, android_saf_new_rename)
(android_saf_new_stat, android_saf_new_access)
(android_saf_new_mkdir, android_saf_new_opendir, root_vfs_ops)
(special_vnodes, android_root_name, android_name_file)
(android_vfs_init, android_open, android_unlink, android_symlink)
(android_rmdir, android_mkdir, android_renameat_noreplace)
(android_rename, android_fstat, android_fstatat_1)
(android_fstatat)
(android_faccessat, android_fdopen, android_close, android_fclose)
(android_open_asset, android_close_asset, android_asset_read_quit)
(android_asset_read, android_asset_lseek, android_asset_fstat)
(android_opendir, android_dirfd, android_readdir)
(android_closedir): Move file system emulation routines here.
Introduce a new ``VFS'' layer for translating between
Emacs-specific file names and the various disparate interfaces
for accessing files on Android.
* src/callproc.c (delete_temp_file):
* src/charset.c (load_charset_map_from_file):
* src/dired.c:
* src/emacs.c (Fkill_emacs):
* src/fileio.c (check_mutable_filename, Fcopy_file)
(Fmake_directory_internal, Fdelete_directory_internal)
(Fdelete_file, Frename_file, Fadd_name_to_file)
(Fmake_symbolic_link, file_accessible_directory_p)
(Fset_file_modes)
(Fset_file_times, write_region):
* src/filelock.c (get_boot_time, rename_lock_file)
(create_lock_file, current_lock_owner, unlock_file):
* src/image.c (slurp_file, png_load_body, jpeg_load_body):
* src/keyboard.c (Fopen_dribble_file):
* src/lisp.h:
* src/lread.c (Fload):
* src/process.c (handle_child_signal):
* src/sysdep.c (init_standard_fds, emacs_fopen, emacs_fdopen)
(emacs_unlink, emacs_symlink, emacs_rmdir, emacs_mkdir)
(emacs_renameat_noreplace, emacs_rename):
* src/term.c (Fresume_tty, init_tty): Use and add new wrappers
for fopen, fdopen, unlink, symlink, rmdir, mkdir,
renameat_norepalce and rename.
2023-07-23 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android File System): Document where the
app library directory can probably be found.
* src/android.c (android_create_lib_link): New function. Try to
symlink `lib' in the directory holding the files directory to the
app library directory.
(setEmacsParams): Call that function if Emacs is being initialized
from an application context.
2023-07-22 Po Lu <luangruo@yahoo.com>
* lisp/touch-screen.el (touch-screen-drag): If
touch-screen-word-select, also keep the initial word within the
region while scrolling.
* src/window.h (WINDOW_MENU_BAR_P): Check for external menu bars
using HAVE_WINDOW_SYSTEM && HAVE_EXT_MENU_BAR instead of hard
coding X without Xt or GTK.
* doc/lispref/commands.texi (Key Sequence Input): Describe which
events receive imaginary prefix keys.
* lisp/touch-screen.el (touch-screen-translate-touch): Consider
`vertical-line' a virtual function key.
(function-key-map): Translate events on vertical window borders.
* etc/NEWS: Announce `current-key-remap-sequence'.
* src/androidfns.c (Fx_create_frame): Default
Qvertical_scroll_bars to Qnil, but set scroll-bar-width and
scroll-bar-height.
2023-07-21 Po Lu <luangruo@yahoo.com>
* doc/lispref/commands.texi (Key Sequence Input): Document new
argument to `read-key-sequence' etc.
* lisp/help-macro.el (make-help-screen):
* lisp/subr.el (read-key, read-char-choice-with-read-key): Disable
text conversion and display the OSK before reading a key sequence.
* lisp/touch-screen.el (touch-screen-window-selection-changed):
Only cancel the minibuffer OSK timer.
(touch-screen-handle-point-up): Update comment accordingly.
* src/keyboard.c (command_loop_1, read_menu_command)
(read_key_sequence, read_key_sequence_vs, Fread_key_sequence)
(Fread_key_sequence_vector): New arg DISABLE_TEXT_CONVERSION.
All callers changed.
* lisp/touch-screen.el (touch-screen-translate-touch): Check if a
prefix is specified separately from prefix being non-nil. Accept
`nil' as an imaginary prefix key.
(function-key-map): Register translation functions on the tab bar,
tab lines and internal border.
* lisp/touch-screen.el (touch-screen-preview-select): Avoid
unnecessary redisplays.
(touch-screen-drag): Scroll at window margins using window
scrolling functions instead of relying on redisplay to recenter
the window around point.
* doc/emacs/input.texi (Touchscreens): Document
`touch-screen-preview-select'.
* doc/lispref/commands.texi (Touchscreen Events): Fix typo in the
descriptions of two touch screen events.
* lisp/dired.el (dired-insert-set-properties): Adjust for changes
to file end computation.
* lisp/minibuffer.el (clear-minibuffer-message): Don't clear
minibuffer message if dragging.
* lisp/touch-screen.el (touch-screen-current-tool): Fix doc
string.
(touch-screen-preview-select): New function.
(touch-screen-drag): Call it if point changes.
2023-07-20 Po Lu <luangruo@yahoo.com>
* exec/trace.c (handle_readlinkat): Adjust commentary to match
behavior.
* src/android.c (android_get_keysym_name): NULL terminate
*NAME_RETURN.
* lisp/international/mule-cmds.el (set-coding-system-map): Don't
display `set-terminal-coding-system' on Android.
* lisp/cus-edit.el (custom-display): Add `android' display type.
* src/android.c (struct android_event_queue): Don't make
unnecessarily volatile.
* lisp/touch-screen.el (touch-screen-handle-touch): Don't restart
dragging if point is at ZV and the tap falls on a different row.
* java/org/gnu/emacs/EmacsContextMenu.java (EmacsContextMenu): New
field `title'.
(addSubmenu): New arg TITLE. Set that field.
(expandTo): Set MENU's header title if it's a context menu.
* src/androidmenu.c (android_init_emacs_context_menu): Adjust
signature of `createContextMenu'.
(android_menu_show): Use TITLE instead of pane titles if there's
only one pane.
* doc/emacs/dired.texi (Marks vs Flags): Document command bound
to `touchscreen-hold'.
* doc/lispref/commands.texi (Touchscreen Events): Describe
`touch-screen-inhibit-drag'.
* etc/NEWS: Improve description of changes to touch screen
support.
* lisp/dired-aux.el (dired-do-chxxx, dired-do-chmod)
(dired-do-print, dired-do-shell-command, dired-do-compress-to)
(dired-do-create-files, dired-do-rename, dired-do-isearch)
(dired-do-isearch-regexp, dired-do-search)
(dired-do-query-replace-regexp, dired-do-find-regexp)
(dired-vc-next-action): Disable ``click to select'' after
running this command.
* lisp/dired.el (dired-insert-set-properties): Attach
click-to-select keymap to file names if necessary.
(dired-mode-map): Bind `touchscreen-hold' to click to select
mode.
(dired-post-do-command): New function.
(dired-do-delete): Call it.
(dired-mark-for-click, dired-enable-click-to-select-mode): New
functions.
(dired-click-to-select-mode): New minor mode.
* lisp/touch-screen.el (touch-screen-current-tool): Fix doc
string.
(touch-screen-inhibit-drag): New function.
2023-07-19 Po Lu <luangruo@yahoo.com>
* src/sfnt.c (sfnt_infer_deltas): Improve commentary.
* lisp/touch-screen.el (touch-screen-handle-point-up): If what is
`restart-drag' (meaning that a drag has been restarted but the
touchpoint has not moved), translate the release into a regular
mouse click to deactivate the region.
* build-aux/makecounter.sh (curcount): Rename `counter' to
`emacs_shortlisp_counter'.
* doc/emacs/input.texi (Touchscreens): Document
`touch-screen-extend-selection'.
* doc/lispref/commands.texi (Touchscreen Events): Document
`touchscreen-restart-drag'.
* lisp/touch-screen.el (touch-screen-extend-selection): New user
option.
(touch-screen-restart-drag): New function.
(touch-screen-handle-point-update): Handle `restart-drag'
gestures.
(touch-screen-handle-touch): Check if the prerequisites for
extending a previous drag gesture are met, and generate such
events if so.
(touch-screen-translate-touch): Update doc string.
* src/Makefile.in (otherobj): Remove BUILD_COUNTER_OBJ.
($(lispsource)/international/charprop.el):
(%.elc): Don't depend on bootstrap-emacs if cross configuring for
Android.
(libemacs.so): Directly depend on and link with BUILD_COUNTER_OBJ.
* build-aux/makecounter.sh: New script.
* src/Makefile.in (abs_top_builddir): New variable.
(BUILD_COUNTER_OBJ): Define to build-counter.o
if compiling for Android.
(build-counter.c): New target. Generate this file using
makecounter.sh upon changes to lisp.mk or shortlisp.
(lisp.mk): Make and load relative to abs_top_builddir.
(emacs$(EXEEXT)): Adjust acordingly.
(mostlyclean): Remove build-counter.c.
2023-07-18 Po Lu <luangruo@yahoo.com>
* lisp/touch-screen.el (touch-screen-handle-point-update)
(touch-screen-handle-point-up): Fix typos.
* lisp/touch-screen.el (touch-screen-handle-point-update): Fix
typo.
* src/keyboard.c (make_lispy_event): Return nil if no menu item
is found.
* lisp/touch-screen.el (touch-screen-hold)
(touch-screen-handle-point-up): Don't select inactive minibuffer
windows.
(touch-screen-handle-point-update): Improve detection of left
and right edges.
* lisp/touch-screen.el (touch-screen-handle-touch): Fix treatment
of stray update events.
* src/frame.c (syms_of_frame): Default to nil if HAVE_ANDROID.
* src/keyboard.c (make_lispy_event): Fix botched merge.
* doc/lispref/commands.texi (Touchscreen Events): Describe
treatment of canceled touch sequences during touch event
translation.
* java/org/gnu/emacs/EmacsNative.java (EmacsNative): Update JNI
prototypes.
* java/org/gnu/emacs/EmacsWindow.java (motionEvent): Set
cancelation flag in events sent where appropriate.
* lisp/touch-screen.el (touch-screen-handle-point-update):
Improve treatment of horizontal scrolling near window edges.
(touch-screen-handle-touch): Don't handle point up if the touch
sequence has been canceled.
* src/android.c (sendTouchDown, sendTouchUp, sendTouchMove): New
argument `flags'.
* src/androidgui.h (enum android_touch_event_flags): New enum.
(struct android_touch_event): New field `flags'.
* src/androidterm.c (handle_one_android_event): Report
cancelation in TOUCHSCREEN_END_EVENTs.
* src/keyboard.c (make_lispy_event): Fix botched merge.
2023-07-17 Po Lu <luangruo@yahoo.com>
* doc/lispref/commands.texi (Touchscreen Events): Document meaning
of `mouse-1-menu-command'.
* lisp/mouse.el (minor-mode-menu-from-indicator): New arg EVENT.
Give it to popup-menu.
(mouse-minor-mode-menu): Use posn specified within EVENT.
* lisp/touch-screen.el (touch-screen-handle-touch): Fix
interactive translation. Treat commands labeled
`mouse-1-menu-command' like ordinary keymaps.
* doc/lispref/commands.texi (Touchscreen Events): Document
changes to simple translation.
* lisp/touch-screen.el (touch-screen-handle-point-up): Generate
`down-mouse-1' if the current gesture is `mouse-1-menu'.
(touch-screen-handle-touch): If binding is a keymap, set state to
`mouse-1-menu' and wait for point to be released before generating
down-mouse-1.
* lisp/tab-bar.el (tab-bar-map): Don't bind touch-screen-drag.
* lisp/touch-screen.el (touch-screen-drag): Extend the region
based on the position of the mark, not the position of point
relative to EVENT.
(touch-screen-translate-touch): Don't generate virtual function
keys for non-mouse events.
(function-key-map): Remove redundant definitions.
* src/keyboard.c (read_key_sequence): Don't generate *-bar prefix
keys for mock input (such as input from function key translation.)
* doc/emacs/input.texi (Touchscreens): Document the new feature
for people who have trouble dragging to word boundaries.
* lisp/touch-screen.el (touch-screen-word-select): New defcustom.
(touch-screen-word-select-bounds)
(touch-screen-word-select-initial-word): New variable
definitions.
(touch-screen-hold): If `touch-screen-word-select', select the
word around EVENT.
(touch-screen-drag): If `touch-screen-word-select', extend the
region to the next word boundary if the character under point
constitutes a word.
(touch-screen-handle-point-update, touch-screen-handle-touch)
(touch-screen-translate-touch): Fix doc strings and fill
comments.
2023-07-16 Po Lu <luangruo@yahoo.com>
* java/org/gnu/emacs/EmacsService.java (displayToast):
* src/android.c (android_init_emacs_service): Remove unused
function.
* lisp/touch-screen.el (touch-screen-handle-point-up): Correctly
compute posn point.
(touch-screen-translate-touch): Update doc string.
(function-key-map): Define touch screen translation functions
within the internal border.
* doc/lispref/commands.texi (Touchscreen Events): Improve
documentation.
* lisp/tab-bar.el (tab-bar-map): Bind `[tab-bar
touchscreen-hold]'.
* lisp/touch-screen.el (touch-screen-hold, touch-screen-drag):
New functions.
(touch-screen-handle-timeout): Generate a `touchscreen-hold'
event instead.
(touch-screen-handle-point-update): Generate a
`touchscreen-drag' event upon dragging.
(touch-screen-translate-touch): Cancel touch screen timer upon
exit.
* src/keyboard.c (access_keymap_keyremap): Take unsigned int
start and end instead.
* doc/emacs/emacs.texi (Top):
* doc/emacs/input.texi (Other Input Devices): Correctly
capitalize subsection name.
(Touchscreens): Document additional translation.
* doc/lispref/commands.texi (Touchscreen Events): Document that
`touchscreen-end' events now have prefix keys. Also, describe
mouse emulation and `touchscreen-scroll' events.
* doc/lispref/keymaps.texi (Translation Keymaps): Document
`current-key-remap-sequence'.
* lisp/touch-screen.el (touch-screen-translate-prompt): New
function.
(touch-screen-scroll): New command. Bind to `touchscreen-scroll'.
(touch-screen-handle-point-update, touch-screen-handle-point-up)
(touch-screen-handle-touch): Refactor to actually translate touch
screen event sequences, as opposed to looking up commands and
executing them.
(touch-screen-translate-touch): New function. Bind in
function-key-map to all touch screen events.
(touch-screen-drag-mode-line-1, touch-screen-drag-mode-line)
(touch-screen-tap-header-line): Remove special commands for
dragging the mode line and clicking on the header line.
* lisp/wid-edit.el (widget-button-click): Adjust accordingly.
* src/keyboard.c (access_keymap_keyremap): Bind
`current-key-remap-sequence' to the key sequence being remapped.
(keyremap_step): Give fkey->start and fkey->end to
access_keymap_keyremap.
(head_table): Add imaginary prefix to touchscreen-end events as
well.
(syms_of_keyboard): New variable Vcurrent_key_remap_sequence.
2023-07-15 Po Lu <luangruo@yahoo.com>
* doc/emacs/android.texi (Android): Add new node to menu.
(Android Environment): Add footnote pointing to new node.
(Android Software): New node.
* doc/emacs/emacs.texi (Top): Add new node to menu.
* java/AndroidManifest.xml.in (manifest): Fix location of
sharedUserId property.
* java/INSTALL: Improve documentation of shared user ID
support.
2023-07-14 Po Lu <luangruo@yahoo.com>
* configure.ac (ANDROID_SHARED_USER_NAME): New variable.
Substitute it.
* java/AndroidManifest.xml.in: Set `sharedUserLabel' if a shared
user ID is enabled.
* java/res/values/strings.xml (shared_user_name): New string
resource.
* src/android.c (android_blit_copy): Don't check for overflow
where not required.
* java/org/gnu/emacs/EmacsInputConnection.java
(getSurroundingText): Don't print debug information if DEBUG_IC is
off.
* lisp/calc/calc.el (calc): Fix typo.
2023-07-13 Po Lu <luangruo@yahoo.com>
* etc/NEWS: Announce the new tool bar.
* etc/images/last-page.xpm:
* etc/images/last-page.pbm: New images. Mirrored from
next-page.xpm.
* lisp/doc-view.el (doc-view-menu): Use `doc-view-new-search'
instead of an anonymous function.
(doc-view-tool-bar-map): New keymap.
(doc-view-search): Update the tool bar after initiating a search.
(doc-view-new-search): New command.
(doc-view-mode): Set the tool bar map appropriately.
Restore hardware acceleration, as a small degree of tearing is
preferable towards large slowdowns on some specific devices. The
slight tearing remains, but a workaround for the GPU texture
remaining partially updated has been introduced.
* java/AndroidManifest.xml.in:
* java/org/gnu/emacs/EmacsDialog.java (toAlertDialog): Don't
change hardware acceleration state.
* java/org/gnu/emacs/EmacsNative.java (notifyPixelsChanged): New
function.
* java/org/gnu/emacs/EmacsSurfaceView.java (EmacsSurfaceView):
New field `bitmapChanged'.
(copyToFrontBuffer): Signal that the bitmap has changed.
(onDraw): If the bitmap has changed, increment the generation ID.
* src/android.c (JNICALL): Implement new function.
2023-07-13 Po Lu <luangruo@yahoo.com>
Disable hardware acceleration on Android. It serves no purpose
and causes tearing. Uploading the bitmap to the GPU takes about
as long as it does to incrementally update the surface in
software.
* java/AndroidManifest.xml.in: Disable hardware acceleration.
* java/org/gnu/emacs/EmacsActivity.java (EmacsActivity): Make
lastClosedMenu static.
* java/org/gnu/emacs/EmacsDialog.java (toAlertDialog): Enable
hardware acceleration within alert dialogs.
* java/org/gnu/emacs/EmacsSurfaceView.java (onDraw): Describe
why hardware acceleration is disabled.
* java/org/gnu/emacs/EmacsWindow.java (run): Remove redundant
call.
2023-07-12 Po Lu <luangruo@yahoo.com>
* src/android.c (android_run_select_thread): Fix typo.
* src/android.c (android_run_select_thread): Correctly return the
set of ready read and write descriptors on __ANDROID_API__ < 16
systems.
(android_select): Clear the set of ready file descriptors if
events from the event queue are present despite pselect failing.
* src/androidterm.c (android_android_to_emacs_modifiers)
(android_emacs_to_android_modifiers): Fix statement precedence
bugs.
* src/doc.c (doc_close): Remove unused macro.
* java/org/gnu/emacs/EmacsWindow.java (whatButtonWasIt): Handle
back and forward buttons along with styluses.
* src/doc.c (close_file_unwind_android_fd): New function.
(get_doc_string, Fsnarf_documentation): Don't create a temporary
fd if it can be avoided.
2023-07-11 Po Lu <luangruo@yahoo.com>
* .gitignore: Ignore cross/etc/DOC.
* configure.ac: Make the directory `cross/etc'.
* cross/Makefile.in (CLEAN_SUBDIRS): Clean files inside `etc' as
well.
* java/Makefile.in (install_temp): Copy cross/etc/DOC to the
package if it is available.
* src/Makefile.in (SOME_MACHINE_OBJECTS): Add androidselect.c,
sfntfont-android.c and sfntfont.c.
(libemacs.so): Depend on $(etc)/DOC.
* src/sfnt.c (sfnt_fill_span): Correctly clip span to raster
width, ensuring that the last pixel is filled.