* java/org/gnu/emacs/EmacsNative.java (setEmacsParams): New arg
UIMODE.
(sendConfigurationChanged): New args DETAIL and UI_MODE.

* java/org/gnu/emacs/EmacsNoninteractive.java (main1): Provide
an undefined UI mode.

* java/org/gnu/emacs/EmacsService.java (EmacsService): New field
uiMode.
(onCreate): Initialize this field at start-up and provide the
same to setEmacsParams.
(onConfigurationChanged): If the UI mode has been altered,
generate a configuration changed event to match.

* src/android.c (android_ui_mode): New variable.
(setEmacsParams): New argument UI_MODE.  Initialize the same
from this variable.

* src/androidgui.h (enum android_configuration_changed): New
enum.
(struct android_configuration_changed_event): New field
`DETAIL'.  Convert fields providing specifics into a union of
display density information and a UI mode integer.

* src/androidterm.c (handle_one_android_event): Handle both
manners of configuration change events.
(android_term_init): Initialize Vtoolkit_theme from UI mode
provided at start-up.

* src/frame.c (syms_of_frame): Always define Vtoolkit_theme.
Define Qtoolkit_theme_set_functions.

* src/gtkutil.c (xg_update_dark_mode_for_all_displays):

* src/w32term.c (w32_read_socket): Generate special toolkit
theme events, rather than executing hooks directly within the
read_socket callback.

* src/keyboard.c (kbd_buffer_get_event)
<TOOLKIT_THEME_CHANGED_EVENT>: Run Qtoolkit_theme_set_functions
and set Vtoolkit_theme from event->ie.arg.

* src/termhooks.h (enum event_kind): New event
TOOLKIT_THEME_CHANGED_EVENT.

* java/org/gnu/emacs/EmacsNative.java
(sendConfigurationChanged): Declare function.

* java/org/gnu/emacs/EmacsSdk7FontDriver.java (Sdk7FontEntity)
(Sdk7FontObject): Do not access `metrics' field deleted from
`EmacsService'.

* java/org/gnu/emacs/EmacsService.java (EmacsService)
<metrics, resources>: Delete fields.
<dpiX, dpiY, dpiScaled>: New fields.
(onCreate): Adjust accordingly.  Record current display metrics
for subsequent comparison.
(onConfigurationChanged): New function.

* lisp/dynamic-setting.el (font-setting-change-default-font):
Enable on systems where font-get-system-font is not defined if
invoked with SET-FONT nil.

* src/android.c (sendConfigurationChanged): New function.

* src/androidgui.h (ANDROID_CONFIGURATION_CHANGED): New enumerator.
(struct android_configuration_changed): New structure.
(union android_event): Add `config' member.

* src/androidterm.c (handle_one_android_event): Handle
ANDROID_CONFIGURATION_CHANGED events.
(syms_of_androidterm): Define Qfont_render, and
Qdynamic_setting.  Provide the latter.

Run "TZ=UTC0 admin/update-copyright".

* src/androidgui.h (CONVERT_TO_NATIVE_RECT)
(CONVERT_FROM_EMACS_RECT): Delete redundant macro definitions.

* src/xdisp.c (Fremember_mouse_glyph) [CONVERT_TO_EMACS_RECT]:
Expand CONVERT_TO_EMACS_RECT to convert native rectangles into
a readable format if required.  Reported by Stefan Kangas
<stefankangas@gmail.com>.

* java/org/gnu/emacs/EmacsCursor.java (EmacsCursor):

* java/org/gnu/emacs/EmacsGC.java (EmacsGC):

* java/org/gnu/emacs/EmacsHandleObject.java (EmacsHandleObject):
Remove HANDLE argument to constructor.

* java/org/gnu/emacs/EmacsPixmap.java (EmacsPixmap):

* java/org/gnu/emacs/EmacsWindow.java (EmacsWindow):

* java/org/gnu/emacs/EmacsInputConnection.java
(EmacsInputConnection) <windowHandle>: Change type to long.

* java/org/gnu/emacs/EmacsNative.java (EmacsNative)
(sendConfigureNotify, sendKeyPress, sendKeyRelease, sendFocusIn)
(sendFocusOut, sendWindowAction, sendEnterNotify)
(sendLeaveNotify, sendMotionNotify, sendButtonPress)
(sendButtonRelease, sendTouchDown, sendTouchUp, sendTouchMove)
(sendWheel, sendIconified, sendDeiconified, sendContextMenu)
(sendExpose, sendDndDrag, sendDndUri, sendDndText)
(beginBatchEdit, commitCompletion, endBatchEdit, commitText)
(deleteSurroundingText, finishComposingText, replaceText)
(getSelectedText, getTextAfterCursor, getTextBeforeCursor)
(setComposingText, setComposingRegion, setSelection)
(performEditorAction, performContextMenuAction, getExtractedText)
(requestSelectionUpdate, requestCursorUpdates, clearInputFlags)
(getSurroundingText, takeSnapshot, getSelection): Accept handles
as longs, rather than shorts.  All callers changed.

* java/org/gnu/emacs/EmacsService.java (queryTree): Return
handles as longs rather than shorts.
(viewGetSelection): Take long WINDOW, not short.

* src/android.c (struct android_emacs_handle): New structure.
(handle_class): New variable.
(android_init_emacs_service, android_init_emacs_pixmap)
(android_init_emacs_gc_class, android_init_emacs_cursor): Adjust
to match signature changes in constructors.
(android_init_emacs_handle): New function.
(initEmacs): Initialize the handle class, its fields and metods.
(sendConfigureNotify, sendKeyPress, sendKeyRelease, sendFocusIn)
(sendFocusOut, sendWindowAction, sendEnterNotify)
(sendLeaveNotify, sendMotionNotify, sendButtonPress)
(sendButtonRelease, sendTouchDown, sendTouchUp, sendTouchMove)
(sendWheel, sendIconified, sendDeiconified, sendContextMenu)
(sendExpose, sendDndDrag, sendDndUri, sendDndText): Update for
changes to handle type.
(android_alloc_id, android_resolve_handle)
(android_resolve_handle2): Remove functions; replace the second
with a macro that accepts one fewer argument.  All callers
changed.
(android_destroy_handle): Cease indexing the handle list for the
handle object.
(android_globalize_reference): New function.
(android_create_window, android_create_gc, android_create_pixmap)
(android_create_font_cursor): Call android_globalize_reference
to convert global references into handles.
(android_free_cursor, android_destroy_window): Cease verifying
the handle type.
(android_copy_area): Check destination object type rather than
handle entry.
(android_query_tree): Adjust for changes to return types.
(likely): Define __builtin_expect variant unconditionally.

* src/android.h (android_resolve_handle): New macro.

* src/androidgui.h (android_handle): Define to intptr_t.

* src/androidterm.c (deleteSurroundingText, finishComposingText)
(performEditorAction, performContextMenuAction, getExtractedText)
(getSelectedText, requestSelectionUpdate, requestCursorUpdates)
(clearInputFlags, getSurroundingText)
(android_get_surrounding_text_internal): Accept handles as
longs, not jshorts.

* java/org/gnu/emacs/EmacsDrawRectangle.java (perform): Ignore
GC_INVERT.

* java/org/gnu/emacs/EmacsFillRectangle.java
(EmacsFillRectangle) <invertFilter>: New variable.
(perform): If the transfer mode is invert, copy the source
to itself with invertFilter as the color filter.

* java/org/gnu/emacs/EmacsGC.java (EmacsGC) <xorAlu, srcInAlu>:
Delete now-redundant ALUs.
(markDirty): Cease updating the paint's transfermode.

* java/org/gnu/emacs/EmacsSafThread.java (openDocument1): Fix
typo in documentation.

* src/android.c (android_blit_xor): Delete unused function.
(android_copy_area): Remove calls to unused blit functions.

* src/androidgui.h (enum android_gc_function): Rename XOR to
INVERT.

* src/androidterm.c (android_flash): Replace with GXinvert.

* java/org/gnu/emacs/EmacsDrawLine.java (EmacsDrawLine)
(measureLine, polyDashPattern): New function.
(perform): Delegate to polyDashPattern if the line style is not
LineSolid.  Also simplify now that anti-aliasing need no longer
be taken into account.

* java/org/gnu/emacs/EmacsDrawRectangle.java (perform): Mention
omission in commentary.

* java/org/gnu/emacs/EmacsGC.java (EmacsGC): Disable
anti-aliasing in default paint object.
<line_style, line>: New fields.
(markDirty): Apply stroke width.

* src/android.c (android_init_emacs_gc_class): Initialize new
fields.
(android_create_gc, android_free_gc, android_change_gc)
(android_set_dashes, android_get_gc_values):

* src/androidgui.h (enum android_line_style)
(enum android_gc_value_mask, struct android_gc): Introduce line
style, width, dash offset and dash GC attributes.

* src/androidterm.c (android_draw_dash, android_fill_underline)
(android_draw_glyph_string): Port from X.

* src/xterm.c (x_draw_dash): Delete redundant code.

* doc/lispref/commands.texi (Misc Events): Document new value of
text-conversion-style.

* java/org/gnu/emacs/EmacsService.java (EmacsService)
<IC_MODE_PASSWORD>: New constant.

* java/org/gnu/emacs/EmacsView.java (onCreateInputConnection):
Set TYPE_TEXT_VARIATION_PASSWORD and IME_FLAG_FORCE_ASII if mode
is IC_MODE_PASSWORD.

* lisp/subr.el (read-passwd): Set text-conversion-style to
`password'.

* src/androidgui.h (enum android_ic_mode): New value
ANDROID_IC_MODE_PASSWORD.

* src/androidterm.c (android_reset_conversion): Handle
`password'.

* src/buffer.c (syms_of_buffer)
<&BVAR (current_buffer, text_conversion_style)>: Update doc
string.

* src/textconv.c (syms_of_textconv) <Qpassword>: New DEFSYM.
<Vtext_conversion_edits>: Fix typos in doc string.

* doc/lispref/os.texi (Desktop Notifications): Document that
:on-cancel, :on-action and :actions are now supported on
Android.

* java/org/gnu/emacs/EmacsActivity.java (onNewIntent): New
function.

* java/org/gnu/emacs/EmacsDesktopNotification.java
(NOTIFICATION_ACTION, NOTIFICATION_TAG, NOTIFICATION_DISMISSED):
New constants.  <actions, titles>: New fields.
(insertActions): New function.
(display1, display): Insert actions on Jelly Bean and up, and
arrange to be notified when the notification is dismissed.
(CancellationReceiver): New class.

* java/org/gnu/emacs/EmacsNative.java (sendNotificationDeleted)
(sendNotificationAction): New functions.

* src/android.c (sendDndDrag, sendDndUri, sendDndText): Correct
return types.
(sendNotificationDeleted, sendNotificationAction)
(android_exception_check_5, android_exception_check_6): New
functions.

* src/android.h:

* src/androidgui.h (struct android_notification_event): New
structure.
(union android_event): New member for notification events.

* src/androidselect.c (android_init_emacs_desktop_notification):
Update JNI signatures.
(android_notifications_notify_1, Fandroid_notifications_notify):
New arguments ACTIONS, ACTION_CB and CANCEL_CB.  Convert and
record them as appropriate.
(android_notification_deleted, android_notification_action): New
functions.
(syms_of_androidselect): Prepare a hash table of outstanding
notifications.
<QCactions, QCon_action, QCon_cancel> New defsyms.

* src/androidterm.c (handle_one_android_event)
<ANDROID_NOTIFICATION_DELETED>
<ANDROID_NOTIFICATION_ACTION>: Dispatch event contents to
androidselect.c for processing.

* src/androidterm.h:

* src/androidvfs.c (java_string_class): Export.

* src/keyboard.c (kbd_buffer_get_event) <NOTIFICATION_EVENT>:
Call callback specified by the event.

* src/termhooks.h (enum event_kind) [HAVE_ANDROID]: New
enum NOTIFICATION_EVENT.