[3/3] add offscreen gestures

Import KeyHandler from Omnirom 5.1

Thanks to Max Weninger and omnirom team

[1/3] spanish33/android_frameworks_base@bd1c73d
[2/3] spanish33/android_packages_apps_Settings@59cf81b

Find7Parts/Android.mk

@@ -0,0 +1,16 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := optional
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_PACKAGE_NAME := Find7Parts
+LOCAL_CERTIFICATE := platform
+
+# Required so that symbols used by the jni library doesn't get stripped out
+LOCAL_PROGUARD_ENABLED := disabled
+
+include $(BUILD_PACKAGE)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))

Find7Parts/AndroidManifest.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+	package="org.omnirom.device"
+	android:sharedUserId="android.uid.system" >
+	<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+	<uses-permission android:name="android.permission.VIBRATE" />
+	<uses-permission android:name="android.permission.WRITE_SETTINGS" />
+	<uses-sdk
+		android:minSdkVersion="18"
+		android:targetSdkVersion="21" />
+	<application
+		android:icon="@drawable/icon"
+		android:label="@string/offscreen_gestures_settings"
+		android:theme="@android:style/Theme.Material.Settings"
+		android:supportsRtl="true" >
+		<activity
+			android:name="org.omnirom.device.DeviceSettings"
+			android:exported="true"
+		    android:label="@string/offscreen_gestures_settings"
+			android:launchMode="singleTask" >
+			<intent-filter>
+				<action android:name="android.intent.action.MAIN" />
+				<category android:name="android.intent.category.DEFAULT" />
+			</intent-filter>
+		</activity>
+		<receiver android:name="org.omnirom.device.Startup" >
+			<intent-filter android:priority="100" >
+				<action android:name="android.intent.action.BOOT_COMPLETED" />
+			</intent-filter>
+		</receiver>
+	</application>
+</manifest>

Find7Parts/res/values-fr/strings.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 The OmniROM Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<resources>
+    <string name="app_name">Find 7</string>
+    <string name="category_gestures_title">Appui écran éteint</string>
+    <string name="double_tap_wake_title_head">Double appui pour réveiller</string>
+    <string name="double_tap_wake_summary_head">Un double appui sur l\'écran réveille l\'appareil</string>
+    <string name="camera_title_head">Appareil photo</string>
+    <string name="camera_summary_head">Dessiner un cercle pour démarrer l\'appareil photo</string>
+    <string name="torch_title_head">Torche</string>
+    <string name="torch_summary_head">Dessiner un V pour afficher la torche</string>
+
+    <string name="offscreen_gestures_settings">hors gestes d écran</string>
+</resources>

Find7Parts/res/values-it/strings.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">Find 7</string>
+    <string name="category_gestures_title">Gesture da schermo spento</string>
+    <string name="double_tap_wake_title_head">Doppio tocco</string>
+    <string name="double_tap_wake_summary_head">Effettua un doppio tocco sullo schermo per attivare il device</string>
+    <string name="camera_title_head">Fotocamera</string>
+    <string name="camera_summary_head">Disegna un \"O\" per attivare la fotocamera</string>
+    <string name="torch_title_head">Torcia</string>
+    <string name="torch_summary_head">Disegna una  \"V\" per attivare la torcia</string>
+
+</resources>

Find7Parts/res/values/strings.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 The OmniROM Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<resources>
+    <string name="app_name">Find 7</string>
+    <string name="category_gestures_title">Off screen gestures</string>
+    <string name="double_tap_wake_title_head">Double tap to wake</string>
+    <string name="double_tap_wake_summary_head">Double tap on screen will wake the device</string>
+    <string name="camera_title_head">Camera</string>
+    <string name="camera_summary_head">Draw a circle to start camera</string>
+
+    <string name="offscreen_gestures_settings">Off screen gestures</string>
+</resources>

Find7Parts/res/values/styles.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2007 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<resources>
+    <!-- Theme for the activity com.android.phone.Settings, which is the
+         "Mobile network settings" screen (used on non-voice-capable
+         tablets as well as regular phone devices.) -->
+    <style name="Theme.Main" parent="@android:style/Theme.Holo">
+        <item name="android:actionBarStyle">@android:style/Widget.Holo.ActionBar.Solid</item>
+    </style>
+</resources>

Find7Parts/res/xml/main.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+	<PreferenceCategory android:title="@string/category_gestures_title" >
+		<CheckBoxPreference
+			android:key="double_tap"
+			android:summary="@string/double_tap_wake_summary_head"
+			android:title="@string/double_tap_wake_title_head" />
+
+		<CheckBoxPreference
+			android:key="camera"
+			android:summary="@string/camera_summary_head"
+			android:title="@string/camera_title_head" />
+
+	</PreferenceCategory>
+
+</PreferenceScreen>

Find7Parts/src/org/omnirom/device/CameraGestureSwitch.java

@@ -0,0 +1,66 @@
+/*
+* Copyright (C) 2013 The OmniROM Project
+*
+* 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 2 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
+* 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+package org.omnirom.device;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceManager;
+
+public class CameraGestureSwitch implements OnPreferenceChangeListener {
+
+    private static final String FILE = "/proc/touchpanel/camera_enable";
+
+    public static boolean isSupported() {
+        return Utils.fileWritable(FILE);
+    }
+
+    public static boolean isEnabled(Context context) {
+        boolean enabled = Utils.getFileValueAsBoolean(FILE, false);
+        SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+        return sharedPrefs.getBoolean(DeviceSettings.KEY_CAMERA_SWITCH, enabled);
+    }
+
+    /**
+     * Restore setting from SharedPreferences. (Write to kernel.)
+     * @param context       The context to read the SharedPreferences from
+     */
+    public static void restore(Context context) {
+        if (!isSupported()) {
+            return;
+        }
+
+        boolean enabled = isEnabled(context);
+        if(enabled)
+            Utils.writeValue(FILE, "1");
+        else
+            Utils.writeValue(FILE, "0");
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        Boolean enabled = (Boolean) newValue;
+        if(enabled)
+            Utils.writeValue(FILE, "1");
+        else
+            Utils.writeValue(FILE, "0");
+        return true;
+    }
+
+}

Find7Parts/src/org/omnirom/device/DeviceSettings.java

@@ -0,0 +1,80 @@
+/*
+* Copyright (C) 2013 The OmniROM Project
+*
+* 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 2 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
+* 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+package org.omnirom.device;
+
+import android.os.Bundle;
+import android.preference.PreferenceActivity;
+import android.preference.TwoStatePreference;
+import android.view.MenuItem;
+
+public class DeviceSettings extends PreferenceActivity  {
+
+    public static final String KEY_DOUBLE_TAP_SWITCH = "double_tap";
+    public static final String KEY_CAMERA_SWITCH = "camera";
+
+    private TwoStatePreference mDoubleTapSwitch;
+    private TwoStatePreference mCameraSwitch;
+
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        getActionBar().setDisplayHomeAsUpEnabled(true);
+
+        addPreferencesFromResource(R.xml.main);
+
+        mDoubleTapSwitch = (TwoStatePreference) findPreference(KEY_DOUBLE_TAP_SWITCH);
+        mDoubleTapSwitch.setEnabled(DoubleTapSwitch.isSupported());
+        mDoubleTapSwitch.setChecked(DoubleTapSwitch.isEnabled(this));
+        mDoubleTapSwitch.setOnPreferenceChangeListener(new DoubleTapSwitch());
+
+        mCameraSwitch = (TwoStatePreference) findPreference(KEY_CAMERA_SWITCH);
+        mCameraSwitch.setEnabled(CameraGestureSwitch.isSupported());
+        mCameraSwitch.setChecked(CameraGestureSwitch.isEnabled(this));
+        mCameraSwitch.setOnPreferenceChangeListener(new CameraGestureSwitch());
+
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+        case android.R.id.home:
+            finish();
+            return true;
+        default:
+            break;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+    }
+
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+    }
+}

Find7Parts/src/org/omnirom/device/DoubleTapSwitch.java

@@ -0,0 +1,66 @@
+/*
+* Copyright (C) 2013 The OmniROM Project
+*
+* 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 2 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
+* 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+package org.omnirom.device;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceChangeListener;
+import android.preference.PreferenceManager;
+
+public class DoubleTapSwitch implements OnPreferenceChangeListener {
+
+    private static final String FILE = "/proc/touchpanel/double_tap_enable";
+
+    public static boolean isSupported() {
+        return Utils.fileWritable(FILE);
+    }
+
+    public static boolean isEnabled(Context context) {
+        boolean enabled = Utils.getFileValueAsBoolean(FILE, false);
+        SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+        return sharedPrefs.getBoolean(DeviceSettings.KEY_DOUBLE_TAP_SWITCH, enabled);
+    }
+
+    /**
+     * Restore setting from SharedPreferences. (Write to kernel.)
+     * @param context       The context to read the SharedPreferences from
+     */
+    public static void restore(Context context) {
+        if (!isSupported()) {
+            return;
+        }
+
+        boolean enabled = isEnabled(context);
+        if(enabled)
+            Utils.writeValue(FILE, "1");
+        else
+            Utils.writeValue(FILE, "0");
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object newValue) {
+        Boolean enabled = (Boolean) newValue;
+        if(enabled)
+            Utils.writeValue(FILE, "1");
+        else
+            Utils.writeValue(FILE, "0");
+        return true;
+    }
+
+}