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Update Android port

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* doc/emacs/android.texi (Android Startup, Android File System)
(Android Environment, Android Windowing, Android
Troubleshooting): Improve documentation; fix typos.
* doc/lispref/commands.texi (Misc Events): Likewise.
* java/org/gnu/emacs/EmacsService.java (queryBattery): New
function.
* lisp/battery.el (battery-status-function): Set appropriately
for Android.
(battery-android): New function.
* src/android.c (struct android_emacs_service): New method
`query_battery'.
(android_check_content_access): Improve exception checking.
(android_init_emacs_service): Look up new method.
(android_destroy_handle, android_create_window)
(android_init_android_rect_class, android_init_emacs_gc_class)
(android_set_clip_rectangles)
(android_create_pixmap_from_bitmap_data, android_fill_polygon)
(android_get_image, android_put_image, android_bell)
(android_set_input_focus, android_raise_window)
(android_lower_window, android_query_tree, android_get_geometry)
(android_translate_coordinates, android_wc_lookup_string)
(android_damage_window, android_build_string)
(android_build_jstring, android_exception_check_1)
(android_exception_check_2): New functions.
(android_browse_url): Improve exception handling.  Always use
android_exception_check and don't leak local refs.
(android_query_battery): New function.
* src/android.h (struct android_battery_state): New struct.
* src/androidfns.c (Fandroid_query_battery, syms_of_androidfns):
New function.
* src/androidfont.c (androidfont_from_lisp, DO_SYMBOL_FIELD)
(DO_CARDINAL_FIELD, androidfont_list, androidfont_match)
(androidfont_draw, androidfont_open_font)
(androidfont_close_font):
* src/androidselect.c (Fandroid_set_clipboard)
(Fandroid_get_clipboard):
* src/sfnt.c (sfnt_map_glyf_table):
* src/sfntfont.c (sfntfont_free_outline_cache)
(sfntfont_free_raster_cache, sfntfont_close): Allow font close
functions to be called twice.
This commit is contained in:
Po Lu 2023-02-25 19:11:07 +08:00
parent d5cccfdc56
commit 8e4c5db193
11 changed files with 414 additions and 166 deletions
Download patch file Download diff file Expand all files Collapse all files

57
java/org/gnu/emacs/EmacsService.java
View file

@ -54,9 +54,9 @@ import android.content.res.AssetManager;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.net.Uri;
import android.os.BatteryManager;
import android.os.Build;
import android.os.Looper;
import android.os.IBinder;
@ -762,4 +762,59 @@ public class EmacsService extends Service
return false;
}
}
/* Return the status of the battery. See struct
android_battery_status for the order of the elements
returned.
Value may be null upon failure. */
public long[]
queryBattery ()
{
Object tem;
BatteryManager manager;
long capacity, chargeCounter, currentAvg, currentNow;
long status, remaining;
int prop;
/* Android 4.4 or earlier require applications to listen to
changes to the battery instead of querying for its status. */
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP)
return null;
tem = getSystemService (Context.BATTERY_SERVICE);
manager = (BatteryManager) tem;
remaining = -1;
prop = BatteryManager.BATTERY_PROPERTY_CAPACITY;
capacity = manager.getLongProperty (prop);
prop = BatteryManager.BATTERY_PROPERTY_CHARGE_COUNTER;
chargeCounter = manager.getLongProperty (prop);
prop = BatteryManager.BATTERY_PROPERTY_CURRENT_AVERAGE;
currentAvg = manager.getLongProperty (prop);
prop = BatteryManager.BATTERY_PROPERTY_CURRENT_NOW;
currentNow = manager.getLongProperty (prop);
/* Return the battery status. N.B. that Android 7.1 and earlier
only return ``charging'' or ``discharging''. */
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
status = manager.getIntProperty (BatteryManager.BATTERY_PROPERTY_STATUS);
else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
status = (manager.isCharging ()
? BatteryManager.BATTERY_STATUS_CHARGING
: BatteryManager.BATTERY_STATUS_DISCHARGING);
else
status = (currentNow > 0
? BatteryManager.BATTERY_STATUS_CHARGING
: BatteryManager.BATTERY_STATUS_DISCHARGING);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P)
remaining = manager.computeChargeTimeRemaining ();
return new long[] { capacity, chargeCounter, currentAvg,
currentNow, remaining, status, };
}
};