* .gitignore: Add org/gnu/emacs/R.java.
* cross/Makefile.in (top_builddir): Include verbose.mk. Rewrite
rules to print nice looking statements.
* doc/emacs/android.texi (Android, Android Startup)
(Android Environment, Android Windowing, Android Fonts):
* doc/emacs/emacs.texi (Top): Add an extra ``Android
Troubleshooting'' node and move troubleshooting details there.
* java/Makefile.in: Generate R.java; improve appearance by using
verbose.mk.
* java/org/gnu/emacs/EmacsPreferencesActivity.java: Reimplement
in terms of PreferencesActivity.
* java/org/gnu/emacs/EmacsView.java (handleDirtyBitmap): Avoid
flicker.
* java/res/xml/preferences.xml: New file.
* src/verbose.mk.in (AM_V_AAPT, AM_V_SILENT): New variables.
!INSTALL.android
!verbose.mk.android
-# Built by `java'.
+# Built by `javac'.
java/install_temp/*
java/*.apk*
java/*.dex
java/org/gnu/emacs/*.class
+# Built by `aapt'.
+java/org/gnu/emacs/R.java
+
# Built by `config.status'.
java/AndroidManifest.xml
top_srcdir = @top_srcdir@
top_builddir = @top_builddir@
+-include $(top_builddir)/src/verbose.mk
+
# Cross-compiling Emacs for Android.
# The cross compiled binaries are built by having ``variant''
# This file is used to tell lib/gnulib.mk when
# $(top_srcdir)/config.status changes.
config.status: $(top_srcdir)/config.status
- touch config.status
+ $(AM_V_GEN) touch config.status
src/verbose.mk: verbose.mk.android
- mkdir -p src
- cp -f verbose.mk.android src/verbose.mk
+ $(AM_V_GEN) mkdir -p src
+ $(AM_V_SILENT) cp -f verbose.mk.android src/verbose.mk
# Gnulib, make-fingerprint and make-docfile must be built before
# entering any of the rules below, or they will get the Android
.PHONY: $(top_builddir)/lib/libgnu.a
$(top_builddir)/lib/libgnu.a:
- + make -C $(top_builddir)/lib libgnu.a
+ $(MAKE) -C $(top_builddir)/lib libgnu.a
.PHONY: $(top_builddir)/lib-src/make-fingerprint
$(top_builddir)/lib-src/make-fingerprint:
- make -C $(top_builddir)/lib-src make-fingerprint
+ $(MAKE) -C $(top_builddir)/lib-src make-fingerprint
.PHONY: $(top_builddir)/lib-src/make-docfile
$(top_builddir)/lib-src/make-docfile:
- make -C $(top_builddir)/lib-src make-docfile
+ $(MAKE) -C $(top_builddir)/lib-src make-docfile
PRE_BUILD_DEPS=$(top_builddir)/lib/libgnu.a \
$(top_builddir)/lib-src/make-fingerprint \
$(top_builddir)/lib-src/make-docfile
lib/config.h: $(top_builddir)/src/config.h.android
- cp -f -p $(top_builddir)/src/config.h.android lib/config.h
+ $(AM_V_GEN) cp -f -p $(top_builddir)/src/config.h.android \
+ lib/config.h
lib/gnulib.mk: $(top_builddir)/lib/gnulib.mk.android
- cp -f -p $(top_builddir)/lib/gnulib.mk.android lib/gnulib.mk
+ $(AM_V_GEN) cp -f -p $(top_builddir)/lib/gnulib.mk.android \
+ lib/gnulib.mk
+ $(AM_V_SILENT) \
sed -i 's/srcdir =.*$$/srcdir = $(subst /,\/,$(LIB_SRCDIR))/g' \
lib/gnulib.mk
lib/Makefile: $(top_builddir)/lib/Makefile.android
- cp -f -p $(top_builddir)/lib/Makefile.android lib/Makefile
+ $(AM_V_GEN) cp -f -p $(top_builddir)/lib/Makefile.android \
+ lib/Makefile
+ $(AM_V_SILENT) \
sed -i 's/top_srcdir =.*$$/top_srcdir = $(subst /,\/,$(LIB_TOP_SRCDIR))/g' \
lib/Makefile
.PHONY: lib/libgnu.a
lib/libgnu.a: src/verbose.mk config.status $(LIB_DEPS) $(PRE_BUILD_DEPS)
mkdir -p lib/deps lib/deps/malloc
- +make -C lib libgnu.a
+ $(MAKE) -C lib libgnu.a
src/Makefile src/config.h &: $(top_builddir)/src/config.h.android \
$(top_builddir)/src/Makefile.android
- mkdir -p src src/deps
+ $(AM_V_GEN)
+ $(AM_V_SILENT) mkdir -p src src/deps
# Copy config.h to src/
+ $(AM_V_SILENT) \
cp -f -p $(top_builddir)/src/config.h.android src/config.h
# And the Makefile.
+ $(AM_V_SILENT) \
cp -f -p $(top_builddir)/src/Makefile.android src/Makefile
# Next, edit srcdir and top_srcdir to the right location.
+ $(AM_V_SILENT) \
sed -i 's/srcdir =.*$$/srcdir = $(subst /,\/,$(SRC_SRCDIR))/g' src/Makefile
+ $(AM_V_SILENT) \
sed -i 's/top_srcdir =.*$$/top_srcdir = $(subst /,\/,$(LIB_TOP_SRCDIR))/g' \
src/Makefile
# Edit references to ../admin/unidata to read ../../admin/unidata.
+ $(AM_V_SILENT) \
sed -i 's/\.\.\/admin\/unidata/..\/..\/admin\/unidata/g' src/Makefile
+ $(AM_V_SILENT) \
sed -i 's/\.\.\/admin\/charsets/..\/..\/admin\/charsets/g' src/Makefile
# Next, edit libsrc to the location at top_srcdir! It is important
# that src/Makefile uses the binaries there, instead of any
# cross-compiled binaries at ./lib-src.
+ $(AM_V_SILENT) \
sed -i 's/libsrc =.*$$/libsrc = \.\.\/\.\.\/lib-src/g' src/Makefile
# Edit out anything saying -I($(top_srcdir)/lib); that should be
# covered by -I$(lib)
+ $(AM_V_SILENT) \
sed -i 's/-I\$$(top_srcdir)\/lib//g' src/Makefile
.PHONY: src/android-emacs src/libemacs.so
src/android-emacs src/libemacs.so &: src/Makefile src/config.h \
src/verbose.mk lib/libgnu.a $(PRE_BUILD_DEPS)
- +make -C src android-emacs libemacs.so
+ $(MAKE) -C src android-emacs libemacs.so
lib-src/Makefile: $(top_builddir)/lib-src/Makefile.android
- mkdir -p lib-src
- cp -f -p $< $@
- sed -i 's/-I\$${srcdir}\/\.\.\/lib//g' lib-src/Makefile
-
-.PHONY: $(LIBSRC_BINARIES)
-$(LIBSRC_BINARIES) &: src/verbose.mk $(top_builddir)/$@ lib/libgnu.a \
- src/config.h lib-src/Makefile $(PRE_BUILD_DEPS)
- mkdir -p src lib-src
+ $(AM_V_GEN) mkdir -p src lib-src
+ $(AM_V_SILENT) mkdir -p lib-src
+ $(AM_V_SILENT) cp -f -p $< $@
+ $(AM_V_SILENT) sed -i 's/-I\$${srcdir}\/\.\.\/lib//g' lib-src/Makefile
# Next, edit srcdir and top_srcdir to the right location.
+ $(AM_V_SILENT) \
sed -i 's/srcdir=.*$$/srcdir = $(subst /,\/,$(LIB_SRC_SRCDIR))/g' \
lib-src/Makefile
+ $(AM_V_SILENT) \
sed -i 's/top_srcdir=.*$$/top_srcdir = $(subst /,\/,$(LIB_SRC_TOP_SRCDIR))/g' \
lib-src/Makefile
# Edit out SCRIPTS, it interferes with the build.
+ $(AM_V_SILENT) \
sed -i 's/^SCRIPTS=.*$$/SCRIPTS=/g' lib-src/Makefile
+
+.PHONY: $(LIBSRC_BINARIES)
+$(LIBSRC_BINARIES) &: src/verbose.mk $(top_builddir)/$@ lib/libgnu.a \
+ src/config.h lib-src/Makefile $(PRE_BUILD_DEPS)
# Finally, go into lib-src and make everything being built
- +make -C lib-src $(foreach bin,$(LIBSRC_BINARIES),$(notdir $(bin)))
+ $(MAKE) -C lib-src $(foreach bin,$(LIBSRC_BINARIES),$(notdir $(bin)))
.PHONY: clean maintainer-clean distclean
clean:
about using such devices with Emacs, @pxref{Other Input Devices}.
@menu
-* What is Android?:: Preamble.
-* Android Startup:: Starting up Emacs on Android.
-* Android File System:: The Android file system.
-* Android Environment:: Running Emacs under Android.
-* Android Windowing:: The Android window system.
-* Android Fonts:: Font selection under Android.
+* What is Android?:: Preamble.
+* Android Startup:: Starting up Emacs on Android.
+* Android File System:: The Android file system.
+* Android Environment:: Running Emacs under Android.
+* Android Windowing:: The Android window system.
+* Android Fonts:: Font selection under Android.
+* Android Troubleshooting:: Dealing with problems.
@end menu
@node What is Android?
$ adb logcat | grep -E "(android_run_debug_thread|[Ee]macs)"
@end example
-@cindex emacs -Q, android
- Since Android has no command line, there is normally no way to
-specify command-line arguments when starting Emacs. However, Emacs
-can be started with the equivalent of the @code{--quick} option
-(@pxref{Initial Options}) through a special preferences screen, which
-can be accessed through the Emacs ``app info'' page in the system
-settings application.
-
- Consult the manufacturer of your device for more details, as how to
-do this varies by device.
-
-@cindex dumping, android
- The first time any given copy of Emacs starts on a device, it spends
-a while loading the preloaded Lisp files which normally come with
-Emacs. This produces a ``dump file'' (@pxref{Initial Options}) in the
-files directory, containing an identifier unique to this copy of
-Emacs.
-
- The next time that same copy of Emacs starts up, it simply loads the
-data contained in that dump file, greatly improving start up time.
-
- However, if by some unforseen circumstance the dump file is
-corrupted, Emacs can crash. If that happens, the dump file stored in
-the Emacs files directory can be erased through the same preferences
-screen.
-
@cindex emacsclient wrapper, android
Since there is no other way to start the @command{emacsclient}
program (@pxref{Emacs Server}) from another Android program, Emacs
From the perspective of users, Android is mostly a single user
operating system; however, from the perspective of applications and
-Emacs, the system has an overwhelming number of users!
+Emacs, the system has an overwhelming number of users.
Each application runs in its own user, with his own home directory,
which is the app data directory (@pxref{Android File System}.)
only supports a limited subset of GUI features. Here is a list of
known limitations, and features which are not implemented:
+@itemize @bullet
@item
Scroll bars are not supported, as they are close to useless on Android
devices.
metrics provided by the Android platform. In that case, Emacs uses
the ``Monospace'' typeface configured on your system; this should
always be Droid Sans Mono.
+
+@node Android Troubleshooting
+@section What to do when something goes wrong on Android
+@cindex troubleshooting, android
+
+@cindex emacs -Q, android
+ Since Android has no command line, there is normally no way to
+specify command-line arguments when starting Emacs. This is very
+nasty when you make a mistake in your Emacs initialization files that
+prevents Emacs from starting up at all, as the system normally
+prevents other programs from accessing Emacs's home directory.
+
+ However, Emacs can be started with the equivalent of the
+@code{--quick} option (@pxref{Initial Options}) through a special
+preferences screen, which can be accessed through the Emacs ``app
+info'' page in the system settings application.
+
+ Consult the manufacturer of your device for more details, as how to
+do this varies by device.
+
+@cindex dumping, android
+ The first time any given copy of Emacs starts on a device, it spends
+a while loading the preloaded Lisp files which normally come with
+Emacs. This produces a ``dump file'' (@pxref{Initial Options}) in the
+files directory, containing an identifier unique to this copy of
+Emacs.
+
+ The next time that same copy of Emacs starts up, it simply loads the
+data contained in that dump file, greatly improving start up time.
+
+ If by some unforseen circumstance the dump file is corrupted, Emacs
+can crash. If that happens, the dump file stored in the Emacs files
+directory can be erased through the same preferences screen.
+
+@cindex accessing Emacs directories, Android
+ Emacs supports an alternative method of rescuing broken Emacs
+installations on Android 4.4 and later: Emacs exports a ``documents
+provider'' which accesses the contents of Emacs's home directory, that
+can then be accessed by any file manager program.
+
+ If you can find out how to open that documents provider in the file
+manager that comes with your device, you can rename, delete, or edit
+your initialization or dump files from there instead.
Emacs and Android
-* What is Android?:: Preamble.
-* Android Startup:: Starting up Emacs on Android.
-* Android File System:: The Android file system.
-* Android Environment:: Running Emacs under Android.
-* Android Windowing:: The Android window system.
-* Android Fonts:: Font selection under Android.
+* What is Android?:: Preamble.
+* Android Startup:: Starting up Emacs on Android.
+* Android File System:: The Android file system.
+* Android Environment:: Running Emacs under Android.
+* Android Windowing:: The Android window system.
+* Android Fonts:: Font selection under Android.
+* Android Troubleshooting:: Dealing with problems.
Emacs and unconventional input devices
endif
SIGN_EMACS = -keystore emacs.keystore -storepass emacs1 $(JARSIGNER_FLAGS)
-SIGN_EMACS_V2 = sign --v2-signing-enabled --ks emacs.keystore \
+SIGN_EMACS_V2 = sign --v2-signing-enabled --ks emacs.keystore \
--debuggable-apk-permitted --ks-pass pass:emacs1
-JAVA_FILES = $(wildcard $(srcdir)/org/gnu/emacs/*.java)
-RESOURCE_FILES = $(wildcard $(srcdir)/res/drawable/*)
-CLASS_FILES = $(foreach file,$(JAVA_FILES),$(basename $(file)).class)
+JAVA_FILES := $(wildcard $(srcdir)/org/gnu/emacs/*.java)
+RESOURCE_FILES := $(foreach file,$(wildcard $(srcdir)/res/*), \
+ $(wildcard $(file)/*))
+
+# R.java is a file generated by the `aapt' utility containing
+# constants that can then be used to locate ``resource identifiers''.
+# It is not a regular file and should not be compiled as Java source
+# code. Instead, it is automatically included by the Java compiler.
+RESOURCE_FILE := $(srcdir)/org/gnu/emacs/R.java
+
+# CLASS_FILES is what should actually be built and included in the
+# resulting Emacs executable. The Java compiler might generate more
+# than one class file for each source file, so this only serves as a
+# list of dependencies for Make.
+CLASS_FILES := $(foreach file,$(JAVA_FILES),$(basename $(file)).class)
+
+# Remove RESOURCE_FILE from JAVA_FILES, if it is already present.
+JAVA_FILES := $(filter-out $(RESOURCE_FILE),$(JAVA_FILES))
# Compute the name for the Emacs application package. This should be:
# emacs-<version>-<min-sdk>-<abi>.apk
-ANDROID_MIN_SDK = @ANDROID_MIN_SDK@
-APK_NAME = emacs-$(version)-$(ANDROID_MIN_SDK)-$(ANDROID_ABI).apk
+ANDROID_MIN_SDK := @ANDROID_MIN_SDK@
+APK_NAME := emacs-$(version)-$(ANDROID_MIN_SDK)-$(ANDROID_ABI).apk
# How this stuff works.
$(libsrc)/asset-directory-tool:
$(MAKE) -C $(libsrc) $(notdir $@)
-emacs.apk-in: $(CROSS_BINS) $(CROSS_LIBS) $(libsrc)/asset-directory-tool \
- AndroidManifest.xml $(NDK_BUILD_SHARED) $(RESOURCE_FILES)
+# install_tmp is a directory used to generate emacs.apk-in.
+# That is then packaged into $(APK_NAME).
+
+.PHONY: install_temp install_temp/assets/directory-tree
+install_temp: $(CROSS_BINS) $(CROSS_LIBS) $(NDK_BUILD_SHARED) \
+ $(RESOURCE_FILES)
+ $(AM_V_GEN)
# Make the working directory for this stuff
- rm -rf install_temp
- mkdir -p install_temp/lib/$(ANDROID_ABI)
- mkdir -p install_temp/assets/etc
- mkdir -p install_temp/assets/lisp
- mkdir -p install_temp/assets/info
+ $(AM_V_SILENT) rm -rf install_temp
+ $(AM_V_SILENT) mkdir -p install_temp/lib/$(ANDROID_ABI)
+ $(AM_V_SILENT) mkdir -p install_temp/assets/etc
+ $(AM_V_SILENT) mkdir -p install_temp/assets/lisp
+ $(AM_V_SILENT) mkdir -p install_temp/assets/info
# Install architecture independents to assets/etc and assets/lisp
- cp -r $(top_builddir)/lisp install_temp/assets
- cp -r $(top_builddir)/etc install_temp/assets
- cp -r $(top_builddir)/info install_temp/assets
+ $(AM_V_SILENT) cp -r $(top_builddir)/lisp install_temp/assets
+ $(AM_V_SILENT) cp -r $(top_builddir)/etc install_temp/assets
+ $(AM_V_SILENT) cp -r $(top_builddir)/info install_temp/assets
# Remove undesirable files from those directories.
+ $(AM_V_SILENT) \
for subdir in `find install_temp -type d -print`; do \
chmod a+rx $${subdir} ; \
rm -rf $${subdir}/.gitignore ; \
rm -rf $${subdir}/Makefile; \
done
# Generate the directory tree for those directories.
- $(libsrc)/asset-directory-tool install_temp/assets \
- install_temp/assets/directory-tree
# Install architecture dependents to lib/$(ANDROID_ABI). This
# perculiar naming scheme is required to make Android preserve these
# binaries upon installation.
+ $(AM_V_SILENT) \
for file in $(CROSS_BINS); do \
if [ -x $$file ]; then \
filename=`basename $$file`; \
cp -f $$file install_temp/lib/$(ANDROID_ABI)/lib$${filename}.so; \
fi \
done
+ $(AM_V_SILENT) \
for file in $(CROSS_LIBS); do \
if [ -x $$file ]; then \
cp -f $$file install_temp/lib/$(ANDROID_ABI); \
fi \
done
ifneq ($(NDK_BUILD_SHARED),)
- cp -f $(NDK_BUILD_SHARED) install_temp/lib/$(ANDROID_ABI)
+ $(AM_V_SILENT) cp -f $(NDK_BUILD_SHARED) \
+ install_temp/lib/$(ANDROID_ABI)
endif
+
+install_temp/assets/directory-tree: $(libsrc)/asset-directory-tool install_temp
+ $(AM_V_GEN) $(libsrc)/asset-directory-tool install_temp/assets \
+ install_temp/assets/directory-tree
+
+emacs.apk-in: install_temp install_temp/assets/directory-tree \
+ AndroidManifest.xml
# Package everything. Specifying the assets on this command line is
# necessary for AAssetManager_getNextFileName to work on old versions
-# of Android. Make sure not to generate R.java, as it's not required
-# by Emacs.
- $(AAPT) package -I "$(ANDROID_JAR)" -F $@ -f \
- -M AndroidManifest.xml -A install_temp/assets \
+# of Android. Make sure not to generate R.java, as it's already been
+# generated.
+ $(AM_V_AAPT) $(AAPT) p -I "$(ANDROID_JAR)" -F $@ \
+ -f -M AndroidManifest.xml -A install_temp/assets \
-S res -J install_temp
- pushd install_temp; $(AAPT) add ../$@ `find lib -type f`; popd
- rm -rf install_temp
+ $(AM_V_SILENT) pushd install_temp &> /dev/null; \
+ $(AAPT) add ../$@ `find lib -type f`; \
+ popd &> /dev/null
+ $(AM_V_SILENT) rm -rf install_temp
# Makefile itself.
.PRECIOUS: ../config.status Makefile
AndroidManifest.xml.in
pushd ..; ./config.status java/AndroidManifest.xml; popd
+# R.java:
+$(RESOURCE_FILE): $(RESOURCE_FILES)
+ $(AM_V_GEN) $(AAPT) p -I "$(ANDROID_JAR)" -f \
+ -J $(dir $@) -M AndroidManifest.xml -S res
+
+# Make all class files depend on R.java being built.
+$(CLASS_FILES): $(RESOURCE_FILE)
+
.SUFFIXES: .java .class
.java.class &:
$(AM_V_JAVAC) $(JAVAC) $(JAVAFLAGS) $<
.PHONY: clean maintainer-clean
$(APK_NAME): classes.dex emacs.apk-in emacs.keystore
- cp -f emacs.apk-in $@.unaligned
- $(AAPT) add $@.unaligned classes.dex
- $(JARSIGNER) $(SIGN_EMACS) $@.unaligned "Emacs keystore"
- $(ZIPALIGN) -f 4 $@.unaligned $@
+ $(AM_V_GEN)
+ $(AM_V_SILENT) cp -f emacs.apk-in $@.unaligned
+ $(AM_V_SILENT) $(AAPT) add $@.unaligned classes.dex
+ $(AM_V_SILENT) $(JARSIGNER) $(SIGN_EMACS) $@.unaligned "Emacs keystore"
+ $(AM_V_SILENT) $(ZIPALIGN) -f 4 $@.unaligned $@
# Signing must happen after alignment!
- $(APKSIGNER) $(SIGN_EMACS_V2) $@
- rm -f $@.unaligned *.idsig
+ $(AM_V_SILENT) $(APKSIGNER) $(SIGN_EMACS_V2) $@
+ $(AM_V_SILENT) rm -f $@.unaligned *.idsig
clean:
rm -f *.apk emacs.apk-in *.dex *.unaligned *.class *.idsig
- rm -rf install-temp
+ rm -rf install-temp $(RESOURCE_FILE)
find . -name '*.class' -delete
maintainer-clean distclean bootstrap-clean: clean
import java.io.File;
import android.app.Activity;
+
import android.content.Intent;
+
import android.os.Bundle;
import android.os.Build;
-import android.view.View;
-import android.view.ViewGroup.LayoutParams;
-import android.widget.LinearLayout;
-import android.widget.TextView;
-import android.R;
+import android.widget.Toast;
+
+import android.preference.*;
/* This module provides a ``preferences'' display for Emacs. It is
supposed to be launched from inside the Settings application to
perform various actions, such as starting Emacs with the ``-Q''
option, which would not be possible otherwise, as there is no
- command line on Android. */
+ command line on Android.
-public class EmacsPreferencesActivity extends Activity
-{
- /* The linear layout associated with the activity. */
- private LinearLayout layout;
+ Android provides a preferences activity, but it is deprecated.
+ Unfortunately, there is no alternative that looks the same way. */
+@SuppressWarnings ("deprecation")
+public class EmacsPreferencesActivity extends PreferenceActivity
+{
/* Restart Emacs with -Q. Call EmacsThread.exit to kill Emacs now, and
tell the system to EmacsActivity with some parameters later. */
System.exit (0);
}
+ /* Erase Emacs's dump file. */
+
+ private void
+ eraseDumpFile ()
+ {
+ String wantedDumpFile;
+ File file;
+ Toast toast;
+
+ wantedDumpFile = ("emacs-" + EmacsNative.getFingerprint ()
+ + ".pdmp");
+ file = new File (getFilesDir (), wantedDumpFile);
+
+ if (file.exists ())
+ file.delete ();
+
+ /* Make sure to clear EmacsApplication.dumpFileName, or
+ starting Emacs without restarting this program will
+ make Emacs try to load a nonexistent dump file. */
+ EmacsApplication.dumpFileName = null;
+
+ /* Display a message stating that the dump file has been
+ erased. */
+ toast = Toast.makeText (this, "Dump file removed",
+ Toast.LENGTH_SHORT);
+ toast.show ();
+ }
+
@Override
public void
onCreate (Bundle savedInstanceState)
{
- LinearLayout layout;
- TextView textView;
- LinearLayout.LayoutParams params;
- int resid;
+ Preference tem;
+ Preference.OnPreferenceClickListener listener;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
- setTheme (R.style.Theme_DeviceDefault_Settings);
+ setTheme (android.R.style.Theme_DeviceDefault_Settings);
else if (Build.VERSION.SDK_INT
>= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
- setTheme (R.style.Theme_DeviceDefault);
+ setTheme (android.R.style.Theme_DeviceDefault);
+
+ /* This must come before using any preference APIs. */
+ super.onCreate (savedInstanceState);
- layout = new LinearLayout (this);
- layout.setOrientation (LinearLayout.VERTICAL);
- setContentView (layout);
+ /* Add preferences from the XML file where they are defined. */
+ addPreferencesFromResource (R.xml.preferences);
- textView = new TextView (this);
- textView.setPadding (8, 20, 20, 8);
+ /* Now, set up on click handlers for each of the preferences
+ items. */
- params = new LinearLayout.LayoutParams (LayoutParams.MATCH_PARENT,
- LayoutParams.WRAP_CONTENT);
- textView.setLayoutParams (params);
- textView.setText ("(Re)start Emacs with -Q");
- textView.setOnClickListener (new View.OnClickListener () {
+ tem = findPreference ("start_quick");
+
+ listener = new Preference.OnPreferenceClickListener () {
@Override
- public void
- onClick (View view)
+ public boolean
+ onPreferenceClick (Preference preference)
{
startEmacsQ ();
+ return true;
}
- });
- layout.addView (textView);
+ };
+
+ tem.setOnPreferenceClickListener (listener);
- textView = new TextView (this);
- textView.setPadding (8, 20, 20, 8);
+ tem = findPreference ("erase_dump");
- params = new LinearLayout.LayoutParams (LayoutParams.MATCH_PARENT,
- LayoutParams.WRAP_CONTENT);
- textView.setLayoutParams (params);
- textView.setText ("Erase dump file");
- textView.setOnClickListener (new View.OnClickListener () {
+ listener = new Preference.OnPreferenceClickListener () {
@Override
- public void
- onClick (View view)
+ public boolean
+ onPreferenceClick (Preference preference)
{
- String wantedDumpFile;
- File file;
-
- wantedDumpFile = ("emacs-" + EmacsNative.getFingerprint ()
- + ".pdmp");
- file = new File (getFilesDir (), wantedDumpFile);
-
- if (file.exists ())
- file.delete ();
-
- /* Make sure to clear EmacsApplication.dumpFileName, or
- starting Emacs without restarting this program will
- make Emacs try to load a nonexistent dump file. */
- EmacsApplication.dumpFileName = null;
+ eraseDumpFile ();
+ return true;
}
- });
- layout.addView (textView);
+ };
- super.onCreate (savedInstanceState);
+ tem.setOnPreferenceClickListener (listener);
}
};
if (oldBitmap != null)
{
oldBitmap.recycle ();
- surfaceView.setBitmap (null, null);
+
+ /* Make sure to set the view's bitmap to the new bitmap, or
+ ugly flicker can result. */
+ surfaceView.setBitmap (bitmap, null);
}
/* Some Android versions still don't free the bitmap until the
--- /dev/null
+<!-- Descriptions for the preferences screen for GNU Emacs on Android.
+
+Copyright (C) 2023 Free Software Foundation, Inc.
+
+This file is part of GNU Emacs.
+
+GNU Emacs 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.
+
+GNU Emacs is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. -->
+
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+ <Preference android:key="start_quick"
+ android:title="Restart Emacs with -Q"
+ android:summary="Restart Emacs, but do not load site lisp or init files."/>
+
+ <Preference android:key="erase_dump"
+ android:title="Delete dump file"
+ android:summary="Remove the dumped state created when Emacs was installed"/>
+</PreferenceScreen>
AM_V_DX =
AM_V_AAPT =
AM_V_ZIPALIGN =
+AM_V_SILENT =
else
# Whether $(info ...) works. This is to work around a bug in GNU Make
# These are used for the Android port.
AM_V_JAVAC = @$(info $ JAVAC $@)
AM_V_D8 = @$(info $ D8 $@)
+AM_V_AAPT = @$(info $ AAPT $@)
+AM_V_SILENT = @
endif
projects / emacs.git / commitdiff